{"as_of":"2026-08-15T22:33:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:e3f4b4c533ebd3c44694ba1c0aeafd7b5696a10654ad15f8cfb636a881387bcf","coverage":[{"denominator":77,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":77,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T13:45:22.930112Z","state":"measured"},{"denominator":79,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":79,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-15T06:32:42.880941+00:00","state":"measured"},{"denominator":2,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":2,"source":"paper_references, paper_reference_links","source_observed_at":"2026-05-10T17:27:08.924918Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"arxiv_reference","source_observed_at":"2026-05-11T06:46:45.909836Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"cited_work":{"arxiv_id":"1908.04527","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"1908.04527","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":null,"venue":null,"work_id":"155d2331-d6c4-4758-9b4e-f1a5599c957a","year":2021},"citing_paper":{"arxiv_id":"2604.09046","last_updated":"2026-04-10T07:10:10Z","snapshot_observed_at":"2026-08-10T21:18:43.937446Z","submitted_at":"2026-04-10T07:10:10Z","title":"Relative Magnification Factor of Point Sources on Accretion Disks","version":1},"reference_index":32,"source":"pdf_text","source_observed_at":"2026-05-10T17:27:08.924918Z"},"links":{"cited_paper":"/paper/1908.04527","citing_paper":"/paper/2604.09046"},"observation_digest":"sha256:c48ded39756500949e86227d9fcfb5fff814ace15383f804cd4ce1b8db16f253","observation_id":"a957a41e-5e0a-4513-8a94-2af1867bff29","resolution":{"observed_at":"2026-05-11T06:46:45.946514Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"cited_work":{"arxiv_id":"1908.04527","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"1908.04527","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":null,"venue":null,"work_id":"155d2331-d6c4-4758-9b4e-f1a5599c957a","year":2021},"citing_paper":{"arxiv_id":"2604.16551","last_updated":"2026-04-17T07:15:39Z","snapshot_observed_at":"2026-08-10T23:35:19.028404Z","submitted_at":"2026-04-17T07:15:39Z","title":"Photon rings and shadows of black holes with non-minimal couplings between curvature and electromagnetic field","version":1},"reference_index":43,"source":"pdf_text","source_observed_at":"2026-05-10T08:25:01.464679Z"},"links":{"cited_paper":"/paper/1908.04527","citing_paper":"/paper/2604.16551"},"observation_digest":"sha256:ae302a233d0397290fe28670defa9944b0fc7b296a07235d62786ce67c9fbc1f","observation_id":"37063ffe-72bb-4e6b-b562-65ac530cfd6c","resolution":{"observed_at":"2026-05-10T08:27:52.008975Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1908.04527/citation-record","integrity":"/paper/1908.04527/integrity","json":"/paper/1908.04527/citation-record.json","paper":"/paper/1908.04527"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.498262Z","title":null,"venue":null,"work_id":"556aec59-a246-4d43-982f-f2d7f2a7ec84","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.730875Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:a05dab9bc2a26f756e37cdf104be1df07b3c2aef1dd3c8c4893d2f4a2e09ffc9","observation_id":"2bf40728-359c-4ac2-9a01-59e33464963c","resolution":{"observed_at":"2026-08-14T13:45:23.501168Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.490486Z","title":null,"venue":null,"work_id":"7f111369-1616-4797-a9b1-4b0fb71a4a0f","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.734104Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:32b1ab7f37a06fadfa347c252a4bc76cca04188881c0f93787400d87dc4a5e0c","observation_id":"987ef887-2ed1-4ec7-8e92-fbf9bd9d87b6","resolution":{"observed_at":"2026-08-14T13:45:23.493572Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.483038Z","title":null,"venue":null,"work_id":"5684932e-ce1b-40e7-a034-a47accf1c270","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.736728Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:81206900adc258d312f411c134919add02717b804b6f8f878eb811759362d10f","observation_id":"671b5ac4-d9ba-434a-8e18-ba41062cfd8a","resolution":{"observed_at":"2026-08-14T13:45:23.485797Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.475396Z","title":null,"venue":null,"work_id":"292519da-c15c-4cdd-9ba4-52ab6b0e5e0a","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.739436Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:37e90bd428d152b0a40b9e302e39627c552cfb704727ba4902ab8541f9df6fbb","observation_id":"788c4375-af75-46bc-b814-17f7341d2dc8","resolution":{"observed_at":"2026-08-14T13:45:23.478105Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.467804Z","title":null,"venue":null,"work_id":"124869f0-d0fd-4180-9060-54d0c7029e3f","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.742236Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:5d8b4f10505f5ccadc888543efc62dfedc43623528f90c1673f2f9b0e46ff4be","observation_id":"e66fb6cf-4571-4eaf-8734-32d26f6a777a","resolution":{"observed_at":"2026-08-14T13:45:23.470549Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.459934Z","title":null,"venue":null,"work_id":"18018c6c-6d03-4275-bb2c-af88442aeec7","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.744981Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:e786c7246a64c9eebf59d479136812a0460f427f28be5f5f7dfec423e0dbcf2a","observation_id":"e32a30b5-9475-400d-84e5-cb99d84b14f1","resolution":{"observed_at":"2026-08-14T13:45:23.462547Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.451882Z","title":null,"venue":null,"work_id":"8de3fedc-8aed-42c8-84ea-ae07f1a3ceb9","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.747828Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:9d58b5ea024b54ddf969f8a8505f6a4f7fdd13e0a5eee5827330a9f863b023d2","observation_id":"5be78422-9630-4f1f-8036-de2bd1b8bd4b","resolution":{"observed_at":"2026-08-14T13:45:23.454859Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.443925Z","title":null,"venue":null,"work_id":"509b5ec0-823d-4097-98be-35ef6474bb9e","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.750350Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:b5e71dc7e577840dc88e8e685229cac35cd500a12cfadebe75f53becf906b80f","observation_id":"1c845696-923d-417d-ba26-e6e74f8ac73f","resolution":{"observed_at":"2026-08-14T13:45:23.447044Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.435863Z","title":"Goldstein et al., An Ordinary Short Gamma-Ray Burst with Extraordinary Impli cations: Fermi-GBM Detection of GRB 170817A , Astrophys","venue":null,"work_id":"044589e0-44c3-4401-ab91-abec5ab5c701","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.752689Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:4b691f8f4d7cb59a7b0218a225fee7ad5c57f65b6e4702849e118422d82cfd7c","observation_id":"b1cf4f0d-b961-42bf-b548-5b4a8428849b","resolution":{"observed_at":"2026-08-14T13:45:23.439021Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.427480Z","title":"Savchenko et al., INTEGRAL Detection of the First Prompt Gamma-Ray Signal Coi ncident with the Gravitational-wave Event GW170817 , Astrophys","venue":null,"work_id":"ec4317e6-c056-4e43-ba92-de56811ff52b","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.755231Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:313d71fbcf6a91e99e180499cb9bb4de2b20ff06c6c0b43d6798a274e2f956ff","observation_id":"4068b557-e8ca-4a11-be0d-94c9dbb09a5b","resolution":{"observed_at":"2026-08-14T13:45:23.430629Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.418652Z","title":null,"venue":null,"work_id":"3fd63a66-ccbd-4b33-badf-e201117faaac","year":null},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.757791Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:a1815baf82b0ebbd9495bed41902177df0001c7d10c44ebc37b450a51e0f465a","observation_id":"db858a99-51e9-4a02-b4c0-aee00cdabd09","resolution":{"observed_at":"2026-08-14T13:45:23.421790Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.410810Z","title":null,"venue":null,"work_id":"28b8cd25-003c-4b62-a545-72e01877f525","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.760409Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:0600c40c918d54208a29ea1b19377cf1426be6ae3ba1ff8032b9f5dd49cfe997","observation_id":"45d53afe-c7a6-4faa-b01c-c848eab62da6","resolution":{"observed_at":"2026-08-14T13:45:23.413447Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.402567Z","title":null,"venue":null,"work_id":"a59fab30-dc6e-4505-992b-a3b23eb74d6b","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.762669Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:bd69b83c0e365574e7680ccf754baa9f65f6c6c897d055050f03568c41163d34","observation_id":"7a4028ae-6ed2-4b54-b828-e7608c6390f7","resolution":{"observed_at":"2026-08-14T13:45:23.405668Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.395543Z","title":null,"venue":null,"work_id":"287a0e81-9daf-4acf-ab92-3ee616b576cc","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.765063Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:0de6446a7380168604e1e3ef317b4fcd7d3ae662550e2e17e8c1e8066aac0c8e","observation_id":"29c9eac2-5ab7-4012-a288-0a3db37bdb12","resolution":{"observed_at":"2026-08-14T13:45:23.398035Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.388673Z","title":null,"venue":null,"work_id":"b41f9860-8596-4143-85da-c05fadb8073d","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.767596Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:562a6db1e0cf9fd9799dcf0aff02cfc6bf0b19816b2f33d2705c6f3f3b3c7432","observation_id":"edd89b76-27ad-4845-968c-3be1125abf67","resolution":{"observed_at":"2026-08-14T13:45:23.391140Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.381582Z","title":null,"venue":null,"work_id":"9172959f-4d4e-4af2-8223-b59db9555ef6","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.769920Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:f1a3bbdc7b98acb3873157187d78a67f62ae23e11dfe82553b58383431ac07e1","observation_id":"064435d6-388e-4e45-aa5e-8ba99fdf90c2","resolution":{"observed_at":"2026-08-14T13:45:23.384465Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.373329Z","title":null,"venue":null,"work_id":"99b4bfcd-d113-4ea0-b8cc-b9df9b7fbeae","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.772399Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:f93549e850199de93b60c3644fc454d532ad619f4e46d8000a8d23408acfbd38","observation_id":"bcb9960a-57c2-4315-974b-373131bbcf8d","resolution":{"observed_at":"2026-08-14T13:45:23.376267Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.365401Z","title":null,"venue":null,"work_id":"606c7a6a-0bef-4a77-9415-5bfabd00fd9b","year":1973},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.774881Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:de2a0a253c530264f34cab1569fe7e0d1d166983c35fc79e64812f51f7b7cb04","observation_id":"5252627e-3c67-458a-9f70-bccce8b640e8","resolution":{"observed_at":"2026-08-14T13:45:23.368085Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.357586Z","title":"Chandrasekhar, The Mathematical Theory of Black Holes (Oxford University Press, New York, 1992)","venue":null,"work_id":"04328900-e6b0-42fe-bda0-61993e283829","year":1992},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.777390Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:62a1b232a30dbadde11573f92db118cdb7aebd4734f0ccb1cdd614d22062f7b9","observation_id":"0f661b10-55ce-4dee-b851-856b605a5796","resolution":{"observed_at":"2026-08-14T13:45:23.360455Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.350390Z","title":null,"venue":null,"work_id":"eb0ca4e4-5fce-404b-8836-3dc1c448e0ae","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":20,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.779642Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:78a6c57465c09b66f4b4be977355c1a32389552f4e4c3db33b1f2cfeb18c1037","observation_id":"0be0da22-b14c-4c8a-805c-b70ae4c77c6d","resolution":{"observed_at":"2026-08-14T13:45:23.353237Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.343383Z","title":null,"venue":null,"work_id":"ec1dff08-4364-44be-8097-6111a6859217","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.782089Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:10f3e2e9a864d207c9cec7950936bac1f63ebee8d7de04f5bd1b69285cb9a497","observation_id":"4d86c226-9942-4a3f-82b0-a7aaa393ee3a","resolution":{"observed_at":"2026-08-14T13:45:23.345985Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1509.00021","last_updated":"2015-11-07T10:52:17Z","snapshot_observed_at":"2026-08-14T22:34:25.596081Z","submitted_at":"2015-08-31T20:14:13Z","title":"Shadows of Kerr black holes with scalar hair","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1509.00021","snapshot_observed_at":"2026-08-14T13:45:22.784621Z","title":null,"venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.784621Z"},"links":{"cited_paper":"/paper/1509.00021","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:715b241dd8e4620ef4e4291fd65d84403cbc773e98e1d2b4d858c06597689350","observation_id":"3a8145c9-6e68-4653-b51f-9deaca013a8d","resolution":{"observed_at":"2026-08-14T13:45:22.784621Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1605.08293","last_updated":"2016-05-26T14:14:18Z","snapshot_observed_at":"2026-08-14T21:55:35.440185Z","submitted_at":"2016-05-26T14:14:18Z","title":"Shadows of Kerr black holes with and without scalar hair","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1605.08293","snapshot_observed_at":"2026-08-14T13:45:22.787587Z","title":null,"venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.787587Z"},"links":{"cited_paper":"/paper/1605.08293","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:bcda5d6c87e6f5849d122d40ac321cbfae062351c3948bbe4df40230f8f30397","observation_id":"e3f1e661-ed2d-4596-ac83-b72ab47ef898","resolution":{"observed_at":"2026-08-14T13:45:22.787587Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1606.04246","last_updated":"2016-10-19T12:21:43Z","snapshot_observed_at":"2026-08-14T21:52:53.518183Z","submitted_at":"2016-06-14T08:33:08Z","title":"Astrophysical imaging of Kerr black holes with scalar hair","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1606.04246","snapshot_observed_at":"2026-08-14T13:45:22.790269Z","title":null,"venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":24,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.790269Z"},"links":{"cited_paper":"/paper/1606.04246","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:ff193343d392a8ced4a28f8d647ab15dfea9222f4748c2ee663c2ebae0bb6191","observation_id":"14a90ec0-1621-4c9b-9b98-cef984a6f05d","resolution":{"observed_at":"2026-08-14T13:45:22.790269Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.336346Z","title":null,"venue":null,"work_id":"da2384be-349b-4249-8976-89cf6cbf5461","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.792997Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:3146a872fe6df60a5280ce9418e0935f9e1de48a9ce1e601866096548bf81bb2","observation_id":"db02f5e4-b130-4cb3-a9e2-272fc25159ec","resolution":{"observed_at":"2026-08-14T13:45:23.339152Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.329202Z","title":null,"venue":null,"work_id":"948d678e-ac9b-450d-9c6b-0e5c2dbaf2b6","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":26,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.795586Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:4f2f5e75a38c9dd1e10dde31d3e7ed640e32875af4df2aa77995f566f22a9afe","observation_id":"7472b7a2-40c2-4d7f-ab28-503f0cbdeb90","resolution":{"observed_at":"2026-08-14T13:45:23.331951Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1410.7775","last_updated":"2015-04-22T11:17:24Z","snapshot_observed_at":"2026-08-14T23:13:55.065651Z","submitted_at":"2014-10-28T20:00:04Z","title":"What does a binary black hole merger look like?","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1410.7775","snapshot_observed_at":"2026-08-14T13:45:22.798078Z","title":null,"venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.798078Z"},"links":{"cited_paper":"/paper/1410.7775","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:8a32d2a944681c2ac27339983479eb5216172c545fe8f2d611d6ba6b5f8143a0","observation_id":"41cdb544-6ac1-42d9-8070-5a3d046defea","resolution":{"observed_at":"2026-08-14T13:45:22.798078Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.321842Z","title":null,"venue":null,"work_id":"0b83bad5-b067-4a38-8943-a190cb553b4e","year":2018},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.800750Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:b98778bc75112581e82a4971ab2a52c3a9c7344847e1985287b80b546eecb02d","observation_id":"4d91c2c2-3c4e-41ab-9ff4-d85a78c24b5c","resolution":{"observed_at":"2026-08-14T13:45:23.324642Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.314703Z","title":null,"venue":null,"work_id":"93ad7e46-bde5-4856-9efd-8fe920038afa","year":2018},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.803149Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:f697d7df46e3d3694665d3754afc4ed5eb4016c482dc8f368cc8b1d6bccfe481","observation_id":"18607662-fdd7-4493-9364-a9e5c21cd31f","resolution":{"observed_at":"2026-08-14T13:45:23.317421Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.307658Z","title":"Johannsen, Photon Rings around Kerr and Kerr-like Black Holes , Astrophys","venue":null,"work_id":"1b890ac2-f3ba-4a77-9e74-8eeacb465ec3","year":2013},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":30,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.805561Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:d2fb5c92d753ffd7900bb5e5358cae2d06dea18cab917ffb156805cfa52c6380","observation_id":"a29cbd28-1e0c-4aa7-8279-d86cf3ede5df","resolution":{"observed_at":"2026-08-14T13:45:23.310410Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.300622Z","title":null,"venue":null,"work_id":"98774224-9a6c-4984-922b-943a1e573624","year":2020},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.808046Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:0fcc02d73ae57a739b11eede1a480ab5aaf68705bb8e29c87080ec7c3ae1afdc","observation_id":"efeca8a9-1735-445e-933c-f0098e9aa1c1","resolution":{"observed_at":"2026-08-14T13:45:23.303369Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.293773Z","title":"Falcke, F","venue":null,"work_id":"857d6f39-ca13-4081-afa5-481c4239cc45","year":2000},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":32,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.810270Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:baf500b1b2c829731df4647ed4eb1d71dbb4a8f21aab4d2aeda36965a642019c","observation_id":"abb454e6-a20b-4c7b-966e-1f77419563f2","resolution":{"observed_at":"2026-08-14T13:45:23.296421Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.286494Z","title":"de Vries, The apparent shape of a rotating charged black hole, closed p hoton orbits and the bifurcation set A4, Class","venue":null,"work_id":"ab800350-5e30-494a-83f0-6967adc88c8f","year":2000},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":33,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.812672Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:db4cb5f1ed099d5634ad4e8f4929352ec7d4f1369af0f3f6662c6be490ffe4cd","observation_id":"028e3a9a-553a-47cb-939a-48d955485251","resolution":{"observed_at":"2026-08-14T13:45:23.289587Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.279463Z","title":"Takahashi, Shapes and Positions of Black Hole Shadows in Accretion Disk s and Spin Parameters of Black Holes, Astrophys","venue":null,"work_id":"7b2b8564-1f2a-4cc5-86aa-ccbf8f4d3e03","year":2004},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":34,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.815112Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:f3f83b1e81dd26bbbbf81b00b0bfdf7468db337f141adce1e7dce5ad8f993a0e","observation_id":"733bb383-be4e-4ba8-bef1-225b3782ae27","resolution":{"observed_at":"2026-08-14T13:45:23.282076Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"0812.1328","last_updated":"2009-02-03T08:10:51Z","snapshot_observed_at":"2026-08-15T05:59:53.471930Z","submitted_at":"2008-12-07T05:57:00Z","title":"Apparent shape of super-spinning black holes","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0812.1328","snapshot_observed_at":"2026-08-14T13:45:22.817631Z","title":"Bambi and K","venue":null,"work_id":null,"year":2009},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.817631Z"},"links":{"cited_paper":"/paper/0812.1328","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:9b45e7880ec9f9327d7f1e6a979c846c7a92348ca22d7266c187945036150f0e","observation_id":"737708ab-ce4d-4b3e-b5df-deab2d1bcf20","resolution":{"observed_at":"2026-08-14T13:45:22.817631Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1309.1606","last_updated":"2014-01-27T19:39:49Z","snapshot_observed_at":"2026-08-15T07:08:59.269475Z","submitted_at":"2013-09-06T11:29:31Z","title":"Measuring the Kerr spin parameter of regular black holes from their shadow","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1309.1606","snapshot_observed_at":"2026-08-14T13:45:22.820318Z","title":"Li and C","venue":null,"work_id":null,"year":2014},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":36,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.820318Z"},"links":{"cited_paper":"/paper/1309.1606","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:c4af0b7367d597fdd4b60468247eca0e809ea5e4e8b12438c0a957af0401a0a7","observation_id":"f089c7db-4bd7-498b-9d41-4b472976748a","resolution":{"observed_at":"2026-08-14T13:45:22.820318Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0904.3575","last_updated":"2009-08-05T17:00:54Z","snapshot_observed_at":"2026-08-15T05:49:54.429295Z","submitted_at":"2009-04-23T17:20:21Z","title":"Measurement of the Kerr Spin Parameter by Observation of a Compact Object's Shadow","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0904.3575","snapshot_observed_at":"2026-08-14T13:45:22.823123Z","title":"Hioki and K","venue":null,"work_id":null,"year":2009},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":37,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.823123Z"},"links":{"cited_paper":"/paper/0904.3575","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:bafd7912b0f6d6c8b8541d556c287559c40b7039de482572febfa63026e71697","observation_id":"8533527e-7e53-44bc-be0b-99695ff659f7","resolution":{"observed_at":"2026-08-14T13:45:22.823123Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1005.0607","last_updated":"2010-06-28T16:26:01Z","snapshot_observed_at":"2026-08-15T05:19:53.951291Z","submitted_at":"2010-05-04T18:59:33Z","title":"Null geodesics and shadow of a rotating black hole in extended Chern-Simons modified gravity","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1005.0607","snapshot_observed_at":"2026-08-14T13:45:22.825850Z","title":"Amarilla, E","venue":null,"work_id":null,"year":2010},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":38,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.825850Z"},"links":{"cited_paper":"/paper/1005.0607","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:9f9c2ee7f125aa3507087ecd1c39778a553361d48149b18ef22de652ab0fd248","observation_id":"7a8284db-b8ca-4977-bf70-4ee5a5144a47","resolution":{"observed_at":"2026-08-14T13:45:22.825850Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1112.6349","last_updated":"2012-03-16T15:08:01Z","snapshot_observed_at":"2026-08-15T04:24:17.075933Z","submitted_at":"2011-12-29T17:09:00Z","title":"Shadow of a rotating braneworld black hole","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1112.6349","snapshot_observed_at":"2026-08-14T13:45:22.828556Z","title":"Amarilla and E","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":39,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.828556Z"},"links":{"cited_paper":"/paper/1112.6349","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:7bcede834fe96d1f48757a545a3e9ee083fbd4116b1776bd71aababc05dbb032","observation_id":"7b731eb4-a1da-49d0-805f-9144885857bc","resolution":{"observed_at":"2026-08-14T13:45:22.828556Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1711.08380","last_updated":"2018-02-01T17:00:07Z","snapshot_observed_at":"2026-08-14T20:11:00.742323Z","submitted_at":"2017-11-22T16:38:58Z","title":"Shadow cast by rotating braneworld black holes with a cosmological constant","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1711.08380","snapshot_observed_at":"2026-08-14T13:45:22.831330Z","title":null,"venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":40,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.831330Z"},"links":{"cited_paper":"/paper/1711.08380","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:ae31d6c8142662559439c0a8fb9b6b925ffd9e34425d47df4f578a95fa9620a1","observation_id":"eb3eabe1-831b-4407-b1dc-74f8212e163e","resolution":{"observed_at":"2026-08-14T13:45:22.831330Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1208.0635","last_updated":"2012-10-19T07:10:06Z","snapshot_observed_at":"2026-08-15T00:51:10.949203Z","submitted_at":"2012-08-03T00:33:25Z","title":"Shadows of Multi-Black Holes: Analytic Exploration","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1208.0635","snapshot_observed_at":"2026-08-14T13:45:22.833935Z","title":"Yumoto, D","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":41,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.833935Z"},"links":{"cited_paper":"/paper/1208.0635","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:31eefe5a1a54645a285b1ab5bb8f91cca8d2935d37993c4a842c196a38312b59","observation_id":"02948454-293c-427c-a238-9281fa0f5fba","resolution":{"observed_at":"2026-08-14T13:45:22.833935Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1301.0532","last_updated":"2013-02-28T16:53:02Z","snapshot_observed_at":"2026-08-15T00:33:52.152495Z","submitted_at":"2013-01-03T19:13:01Z","title":"Shadow of a Kaluza-Klein rotating dilaton black hole","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1301.0532","snapshot_observed_at":"2026-08-14T13:45:22.836594Z","title":"Amarilla and E","venue":null,"work_id":null,"year":2013},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":42,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.836594Z"},"links":{"cited_paper":"/paper/1301.0532","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:7f302f6d1eb819757a49a080278427c8c4b8c3ec16538748e26eb10139cac5b0","observation_id":"dfeb9ac3-ec96-4858-8f61-ca9500d00de4","resolution":{"observed_at":"2026-08-14T13:45:22.836594Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1307.7647","last_updated":"2013-07-29T17:12:28Z","snapshot_observed_at":"2026-08-15T00:08:40.333256Z","submitted_at":"2013-07-29T17:12:28Z","title":"The Shadow of a Rotating Traversable Wormhole","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1307.7647","snapshot_observed_at":"2026-08-14T13:45:22.840168Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":43,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.840168Z"},"links":{"cited_paper":"/paper/1307.7647","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:da19745a368041a25b5aae15f2a7413f0fe38dd533ef1274a715926497707b40","observation_id":"94b290c4-cd8e-4ec1-b70b-fcbfb891eaa2","resolution":{"observed_at":"2026-08-14T13:45:22.840168Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1311.1353","last_updated":"2013-11-14T14:25:40Z","snapshot_observed_at":"2026-08-14T23:56:15.482215Z","submitted_at":"2013-11-06T11:19:47Z","title":"Possible imprints of cosmic strings in the shadows of galactic black holes","version":2},"cited_work":{"arxiv_id":"1311.1353","doi":null,"metadata_source":"pith","pith_arxiv_id":"1311.1353","snapshot_observed_at":"2026-08-14T13:45:23.013486Z","title":"Possible imprints of cosmic strings in the shadows of galactic black holes","venue":"gr-qc","work_id":"9269cabd-01ac-482d-8c9e-654ef9f870c0","year":2013},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":44,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.843133Z"},"links":{"cited_paper":"/paper/1311.1353","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:ea9654d9c100309c9dc7db02847da60a2124d5a2143638bf94b5354e800b12d0","observation_id":"078ca74f-2fb2-4452-99d7-d0727b855006","resolution":{"observed_at":"2026-08-14T13:45:23.016955Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.272466Z","title":null,"venue":null,"work_id":"e5bd39e8-7364-4efd-8f13-709e4dfc33a5","year":2013},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":45,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.845939Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:37a4380bdf43c2f9cbed7d6f9451a19c590808604cad04b4aabdeef5f18d3068","observation_id":"4149d91e-e55b-4827-9100-7e3528920234","resolution":{"observed_at":"2026-08-14T13:45:23.275117Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.265319Z","title":"Perlick, O","venue":null,"work_id":"e817b233-f298-484f-8ab1-089fecd1a643","year":2015},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":46,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.848223Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:276e62fcc995d0c38e6ee1718777331d47e6fc8d30d70c0066788db363c5c20a","observation_id":"1baf1856-70db-4586-98d9-580c0b4cbed0","resolution":{"observed_at":"2026-08-14T13:45:23.268332Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.257943Z","title":"Huang, S","venue":null,"work_id":"8140f461-ffba-4963-940c-bc72c564c789","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":47,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.850635Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:9a95666a003269f1993b235b06a91cf3cd74bcf4811e4bd670e446dd12d05e3d","observation_id":"e76dbfb4-cac8-4966-aee1-760a80d47bde","resolution":{"observed_at":"2026-08-14T13:45:23.260874Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1607.05767","last_updated":"2016-10-15T07:30:01Z","snapshot_observed_at":"2026-08-14T21:47:39.745921Z","submitted_at":"2016-07-19T21:37:10Z","title":"A new method for shadow calculations: application to parameterised axisymmetric black holes","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1607.05767","snapshot_observed_at":"2026-08-14T13:45:22.853225Z","title":"Younsi, A","venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":48,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.853225Z"},"links":{"cited_paper":"/paper/1607.05767","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:11f4639ccc1e2fb9fef1cfb532ae330f071d12a6dcc27d6a8c6d8e619cc5d111","observation_id":"2ebbc176-cb58-4315-b202-4e0d49289eb7","resolution":{"observed_at":"2026-08-14T13:45:22.853225Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.250507Z","title":"Abdujabbarov, M","venue":null,"work_id":"07fc7f39-8cc2-40ed-8984-d5479017ebbd","year":2016},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":49,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.856160Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:ed6bd88ff466788e68eed0b750b59ccf77e5dbe58474e67032aeb32defc1100a","observation_id":"d3a16a61-9427-4573-afa5-40ab05e892cb","resolution":{"observed_at":"2026-08-14T13:45:23.253611Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.243348Z","title":"Abdujabbarov, L","venue":null,"work_id":"0b400779-a939-4785-8005-448fef571afb","year":2015},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":50,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.858765Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:4e0156758368d3b8938d434a0fd06f3f9e10dd7ed33cead346bbee6e02028850","observation_id":"820b40d2-51eb-40c7-814f-c0bcb86a1144","resolution":{"observed_at":"2026-08-14T13:45:23.246008Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.236394Z","title":"Atamurotov, B","venue":null,"work_id":"7a19ff03-f606-4315-8c2d-7d58168d9d45","year":2015},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":51,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.861176Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:35b44cc2c2595f7c7a9b3762b775d5011cbaf161577a99f64f86dca476169567","observation_id":"916445e0-6a3a-4d46-98e6-e94bebf60a52","resolution":{"observed_at":"2026-08-14T13:45:23.239040Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.229657Z","title":"Abdujabbarov, F","venue":null,"work_id":"850c95fa-0507-46ac-a773-7209e066ebfb","year":2015},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":52,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.863963Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:847993d176288e83719cf69b39b982c8cc6e7bf00fbb8d4b3ef8dbe77ba270f4","observation_id":"06b23782-384a-408f-8857-99d5f607d94c","resolution":{"observed_at":"2026-08-14T13:45:23.232165Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.222350Z","title":"Atamurotov, A","venue":null,"work_id":"a2333275-0a7a-4622-a7d1-fd991649b95d","year":2013},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":53,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.866624Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:5d8260ef215a4c2ae0bcae3ef2b0fbe2f3fd894d8fe5bee8ecbc8bab06cbbf4f","observation_id":"fa698dca-be5d-4b70-998e-394174bec95c","resolution":{"observed_at":"2026-08-14T13:45:23.225104Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1708.07427","last_updated":"2018-03-13T07:17:59Z","snapshot_observed_at":"2026-08-14T20:39:18.927624Z","submitted_at":"2017-08-24T14:02:37Z","title":"Black hole shadow in an asymptotically-flat, stationary, and axisymmetric spacetime: The Kerr-Newman and rotating regular black holes","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1708.07427","snapshot_observed_at":"2026-08-14T13:45:22.869295Z","title":"Tsukamoto, Black hole shadow in an asymptotically-flat, stationary, an d axisymmetric spacetime: the Kerr- Newman and rotating regular black holes , Phys","venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":54,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.869295Z"},"links":{"cited_paper":"/paper/1708.07427","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:b0693974df048d78c71ce514144cd3c72c144d5812c0bd4b4d0d2f693f61f373","observation_id":"0ba5e97c-1fa9-48d3-9c80-83487b8df68d","resolution":{"observed_at":"2026-08-14T13:45:22.869295Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1801.00860","last_updated":"2019-02-11T12:21:47Z","snapshot_observed_at":"2026-08-14T19:58:26.924480Z","submitted_at":"2018-01-02T23:22:42Z","title":"Shadows and strong gravitational lensing: a brief review","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1801.00860","snapshot_observed_at":"2026-08-14T13:45:22.872073Z","title":null,"venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":55,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.872073Z"},"links":{"cited_paper":"/paper/1801.00860","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:1da6ba5575ee103a9dcc447ff328096e73f4ad1f12a08799dfd875e58c6c041f","observation_id":"4d5ae8fb-8e22-4b37-a397-8fde266feeb8","resolution":{"observed_at":"2026-08-14T13:45:22.872073Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1811.00047","last_updated":"2019-02-11T19:57:00Z","snapshot_observed_at":"2026-08-14T18:06:08.760303Z","submitted_at":"2018-10-31T18:19:59Z","title":"Intrinsic curvature and topology of shadows in Kerr spacetime","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1811.00047","snapshot_observed_at":"2026-08-14T13:45:22.874550Z","title":null,"venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":56,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.874550Z"},"links":{"cited_paper":"/paper/1811.00047","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:5d3897f10c2d8dc2233b1b323de8395d9e94b5a31e4297a48c9eabf023a07b24","observation_id":"4ae016d4-d641-42dd-ab6c-7f0c3cf1295f","resolution":{"observed_at":"2026-08-14T13:45:22.874550Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1904.07710","last_updated":"2019-09-26T05:27:57Z","snapshot_observed_at":"2026-08-14T16:45:42.079346Z","submitted_at":"2019-04-16T14:25:53Z","title":"Curvature radius and Kerr black hole shadow","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1904.07710","snapshot_observed_at":"2026-08-14T13:45:22.877645Z","title":null,"venue":null,"work_id":null,"year":1904},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":57,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.877645Z"},"links":{"cited_paper":"/paper/1904.07710","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:920158b51fbf0db12bd7dd6595cbf0fdbc791772220f6cb539f9e3440465fb4b","observation_id":"251366fb-8924-465d-97d5-a744e0c2383a","resolution":{"observed_at":"2026-08-14T13:45:22.877645Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1905.00064","last_updated":"2019-06-04T14:46:43Z","snapshot_observed_at":"2026-08-14T16:39:06.449186Z","submitted_at":"2019-04-30T19:08:54Z","title":"Shadow of a black hole surrounded by dark matter","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1905.00064","snapshot_observed_at":"2026-08-14T13:45:22.880214Z","title":null,"venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":58,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.880214Z"},"links":{"cited_paper":"/paper/1905.00064","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:78af067ed4b66fdd3fbe48d083c7e8b7273406cd749880bfa10d32dff85ff740","observation_id":"6b35b55a-cdd5-4102-8a88-0f2e68f087b5","resolution":{"observed_at":"2026-08-14T13:45:22.880214Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1906.03190","last_updated":"2020-02-26T07:34:37Z","snapshot_observed_at":"2026-08-14T16:19:08.537141Z","submitted_at":"2019-06-07T15:54:02Z","title":"Evolution of black hole shadow in the presence of ultralight bosons","version":2},"cited_work":{"arxiv_id":"1906.03190","doi":null,"metadata_source":"pith","pith_arxiv_id":"1906.03190","snapshot_observed_at":"2026-08-14T13:45:22.963129Z","title":"Evolution of black hole shadow in the presence of ultralight bosons","venue":"gr-qc","work_id":"0589068d-e063-41cc-8afe-978dfbf9d1e8","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":59,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.882972Z"},"links":{"cited_paper":"/paper/1906.03190","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:c2c16132e6e33704893bf11cc3aa1fdc3d4e607c897dc33a1c6f3e8c6ea0d624","observation_id":"02683619-45ca-48a1-8809-51723f1acc96","resolution":{"observed_at":"2026-08-14T13:45:22.968149Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2004.08857","last_updated":"2020-06-16T01:35:09Z","snapshot_observed_at":"2026-08-11T22:12:41.192561Z","submitted_at":"2020-04-19T14:06:28Z","title":"Polarization effects in Kerr black hole shadow due to the coupling between photon and bumblebee field","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2004.08857","snapshot_observed_at":"2026-08-14T13:45:22.886431Z","title":null,"venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":60,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.886431Z"},"links":{"cited_paper":"/paper/2004.08857","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:485fe990cf64ad856132dea3660ff732bce7d80aa8052c81c0a0f202258d1c03","observation_id":"7856ee62-db34-4b39-a992-ea52970835f9","resolution":{"observed_at":"2026-08-14T13:45:22.886431Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.215523Z","title":null,"venue":null,"work_id":"68a4bb9b-9233-402f-8747-d38ef20c1302","year":2019},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":61,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.889163Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:578f1cb1daa3a9e20a3a6cd194c3546211927259dd90ce8182040af4034546c7","observation_id":"fcfcd14a-0857-402c-baef-caddf43423bb","resolution":{"observed_at":"2026-08-14T13:45:23.218184Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.208874Z","title":null,"venue":null,"work_id":"24b0ab15-8834-48c9-a350-c9d0ec0e46bc","year":2020},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":62,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.891756Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:4f5c4fbadd07da2ba746591ed0e007c2f829097961311ebac18879beb2945b3b","observation_id":"756d1a9b-d2f8-464d-b2d5-913ac9cf66a7","resolution":{"observed_at":"2026-08-14T13:45:23.211597Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.202025Z","title":null,"venue":null,"work_id":"067b3db9-6ef5-4d06-b5dd-961cd92f3c15","year":2020},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":63,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.893935Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:105aa771b22e41350dd7f1924d91e890d09795b0a6b0f64cd62fbf16e6b14d83","observation_id":"07b07906-7363-420a-94e8-f8606e29609a","resolution":{"observed_at":"2026-08-14T13:45:23.204682Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.195103Z","title":null,"venue":null,"work_id":"69a5189d-f1c8-4b2a-99ef-04ee589d50b2","year":null},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":64,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.896689Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:eea6a19d6fe504ceabded12b96d9d44c268ab01ec0a4bd1d3d821bf1d4dafc3f","observation_id":"8d999248-3593-4e29-a5ca-edf364994f9b","resolution":{"observed_at":"2026-08-14T13:45:23.197767Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.188003Z","title":null,"venue":null,"work_id":"4d190a4c-b608-4027-9d4e-f7388c465c3a","year":1981},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":65,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.899270Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:24b087da58e86139e5fdaad5f559078714da73b53ca9314d0da56b57f8e8627a","observation_id":"370796b8-966e-4b49-ad92-fb2b56843256","resolution":{"observed_at":"2026-08-14T13:45:23.190752Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.180713Z","title":null,"venue":null,"work_id":"107dc85a-01f5-488b-a026-45ceba9ac429","year":1997},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":66,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.901839Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:0300f9bd8187048558ea6e0ea23cfd8e1befced54b5441d98edfaaa50fde09ac","observation_id":"b4d8cadf-a2a2-4632-8cef-06342ac7b428","resolution":{"observed_at":"2026-08-14T13:45:23.183430Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.173567Z","title":null,"venue":null,"work_id":"ab63dbe3-907b-4740-b460-7ede864782ab","year":1973},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":67,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.904385Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:ab867705e353b6c84b41a113985071e911404060a216d7345f2f9b61cfb37648","observation_id":"90169e57-7e87-4254-a112-3bb207a22135","resolution":{"observed_at":"2026-08-14T13:45:23.176185Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.166103Z","title":null,"venue":null,"work_id":"a13fd8a4-e4bb-4137-b64c-bb867eb71efc","year":1974},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":68,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.906945Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:04d92de8a7e8b3f950432dfddfd4f5ce3d88c23257a6a60a09401edaaae5d219","observation_id":"f29cbfc2-bbff-4a35-99da-f1df9e4e1a8c","resolution":{"observed_at":"2026-08-14T13:45:23.168723Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.158959Z","title":"Moncrief, Odd-parity stability of a Reissner-Nordstr¨ omblack hole, Phys","venue":null,"work_id":"8ac8e4ec-2658-459a-a3f0-dea987f8b578","year":1974},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":69,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.909385Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:df683f706763fb922ab23db19c4dbf3cb3d53405402c6c3d8a8ca3c4c5b8f854","observation_id":"30f9de48-123c-4473-9cd3-59e5f84761c6","resolution":{"observed_at":"2026-08-14T13:45:23.161715Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.151332Z","title":"Moncrief, Stability of Reissner-Nordstr¨ omblack hole, Phys","venue":null,"work_id":"dac3d421-31a7-4775-b59f-364df389d379","year":1974},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":70,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.911914Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:66a4999daa1d00458987020b05b8d70a0c0952c8f9228ef31099f778f0e7c833","observation_id":"fb50e0e2-915c-4832-8155-dfc67240e28a","resolution":{"observed_at":"2026-08-14T13:45:23.154229Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.143510Z","title":"Carter, Global Structure of the Kerr Family of Gravitational Fields , Phys","venue":null,"work_id":"8de459c3-1ece-4a1c-a0d9-f099b5635663","year":1968},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":71,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.914339Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:e590664d397eca6fc401b247550becb4be0d3afa67730c21e14f8e8992648a02","observation_id":"beb36331-d749-4cbf-a6b0-778bb33c9df9","resolution":{"observed_at":"2026-08-14T13:45:23.146524Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.135553Z","title":"Johannsen, Regular black hole metric with three constants of motion , Phys","venue":null,"work_id":"d90d4dd0-da38-44de-ae3c-b9ecdba8cccd","year":2013},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":72,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.917107Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:c26421f6c9bbcaafc8e40cbec981bc9368c8b9c9816567ae098453674e8f0338","observation_id":"e1d9b260-9b19-4d86-b512-df020729b2da","resolution":{"observed_at":"2026-08-14T13:45:23.138622Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.127940Z","title":"Grover, A","venue":null,"work_id":"46ae49a7-15dc-4b93-98a2-09b987136b1f","year":2017},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":73,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.919726Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:c4109e4ffe2f6affffd55fa408313167f96bac5cba5c89482ee973f2feb2d0e2","observation_id":"8bbbde47-43f6-4094-9e67-6462d6b57d37","resolution":{"observed_at":"2026-08-14T13:45:23.130682Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2001.05175","last_updated":"2020-04-16T06:57:33Z","snapshot_observed_at":"2026-08-04T04:34:38.272158Z","submitted_at":"2020-01-15T08:26:06Z","title":"A revisit of rotating black hole shadow with astrometric observables","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2001.05175","snapshot_observed_at":"2026-08-14T13:45:22.922265Z","title":"Chang and Q.H","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":74,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.922265Z"},"links":{"cited_paper":"/paper/2001.05175","citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:cbc9a32d2f48136d1cf54d262236d0c2f0df75a1fbf071a4a27e3295dd7439ff","observation_id":"984f8a6c-a979-4e87-a632-fc312d1caa72","resolution":{"observed_at":"2026-08-14T13:45:22.922265Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.119736Z","title":"Stuchl ´ik, D","venue":null,"work_id":"ac763c74-9d30-462e-b4ae-660c91e25a4f","year":2018},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":75,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.925180Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:872b8da59ae9bd93e8edf8d40245c28882d1acb294cb85d68270e062df29519a","observation_id":"7d8c8819-aaff-43a0-8814-d9599355e90f","resolution":{"observed_at":"2026-08-14T13:45:23.122619Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.112065Z","title":null,"venue":null,"work_id":"8aa67986-afa0-40d4-a921-0711026c737a","year":2020},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":76,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.927729Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:fcf0ffe05f262473f2b37aba5551fc92e754b45642e04d0efa6d541a2c7df1d7","observation_id":"cf2dc2db-c5cb-4c85-beef-9c5957aac68e","resolution":{"observed_at":"2026-08-14T13:45:23.115006Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T13:45:23.104987Z","title":null,"venue":null,"work_id":"a19da0fa-1c31-4329-bdb6-7a969d3ba44f","year":1979},"citing_paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole","version":7},"reference_index":77,"source":"pdf_text","source_observed_at":"2026-08-14T13:45:22.930112Z"},"links":{"citing_paper":"/paper/1908.04527"},"observation_digest":"sha256:5e939ce288a03888f20e5d270a71cadd696c084e99f26d00e7e56f7a34c80053","observation_id":"fc36eb52-bd37-4859-87b8-471a208e1192","resolution":{"observed_at":"2026-08-14T13:45:23.107501Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"1908.04527","last_updated":"2021-05-02T05:24:22Z","latest_version":7,"primary_category":"gr-qc","snapshot_observed_at":"2026-08-15T19:25:42.524946Z","submitted_at":"2019-08-13T07:52:37Z","title":"Effect of gravitational wave on shadow of a Schwarzschild black hole"},"reference_resolution":{"displayed":77,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":55,"verified_exact":2,"verified_fuzzy":20},"total_outbound_references":77},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"thesis":"As of 15 August 2026, this Paper Citation Record lists 77 of 77 outbound references and 2 inbound Pith citation observations for arXiv:1908.04527."}