{"as_of":"2026-08-21T02:39:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:0c45d947f022968c7ea914b37fd044768f8ee550b45e324ea328a90c33240965","coverage":[{"denominator":0,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":2,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":2,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-20T06:33:59.587034+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":"2026-08-11T11:28:22.581660Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"pith","source_observed_at":"2026-08-07T15:01:51.621809Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1910.02998","last_updated":"2020-04-04T21:52:25Z","snapshot_observed_at":"2026-08-20T03:08:30.222298Z","submitted_at":"2019-10-07T18:33:10Z","title":"Construction of quantum Dirac observables and the emergence of WKB time","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1910.02998","snapshot_observed_at":"2026-08-11T11:28:22.581660Z","title":"Chataignier, Construction of quantum Dirac observables and the emergence of WKB time, Phys","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"2412.15502","last_updated":"2025-07-08T13:38:30Z","snapshot_observed_at":"2026-08-13T11:43:06.467915Z","submitted_at":"2024-12-20T02:29:55Z","title":"Crossed products and quantum reference frames: on the observer-dependence of gravitational entropy","version":3},"reference_index":120,"source":"pdf_text","source_observed_at":"2026-08-11T11:28:22.581660Z"},"links":{"cited_paper":"/paper/1910.02998","citing_paper":"/paper/2412.15502"},"observation_digest":"sha256:9bcd12664ca7efedbb01f14cda7f4b0e528d31175c732aa5909c0101c5d727b0","observation_id":"60f5cb6b-02f2-48a4-871b-33844a78cdef","resolution":{"observed_at":"2026-08-11T11:28:22.581660Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1910.02998","last_updated":"2020-04-04T21:52:25Z","snapshot_observed_at":"2026-08-20T03:08:30.222298Z","submitted_at":"2019-10-07T18:33:10Z","title":"Construction of quantum Dirac observables and the emergence of WKB time","version":2},"cited_work":{"arxiv_id":"1910.02998","doi":null,"metadata_source":"pith","pith_arxiv_id":"1910.02998","snapshot_observed_at":"2026-08-07T15:01:51.621809Z","title":"Construction of quantum Dirac observables and the emergence of WKB time","venue":"gr-qc","work_id":"381d6f3b-a876-416e-ad1a-781fd3011213","year":2019},"citing_paper":{"arxiv_id":"2505.16863","last_updated":"2026-07-17T12:27:20Z","snapshot_observed_at":"2026-08-21T02:15:22.722645Z","submitted_at":"2025-05-22T16:21:19Z","title":"Unitary quantum matter-bounce in a universe with a positive cosmological constant","version":2},"reference_index":53,"source":"pdf_text","source_observed_at":"2026-08-07T15:01:47.212913Z"},"links":{"cited_paper":"/paper/1910.02998","citing_paper":"/paper/2505.16863"},"observation_digest":"sha256:4631ac1f099235f35ec81392f98415eda54997aecca4842c9474bf7824a7144d","observation_id":"dc7baf49-33df-48b8-9642-129a8f146cc2","resolution":{"observed_at":"2026-08-07T15:01:51.701714Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1910.02998/citation-record","integrity":"/paper/1910.02998/integrity","json":"/paper/1910.02998/citation-record.json","paper":"/paper/1910.02998"},"outbound":[],"paper":{"arxiv_id":"1910.02998","last_updated":"2020-04-04T21:52:25Z","latest_version":2,"primary_category":"gr-qc","snapshot_observed_at":"2026-08-20T03:08:30.222298Z","submitted_at":"2019-10-07T18:33:10Z","title":"Construction of quantum Dirac observables and the emergence of WKB time"},"reference_resolution":{"displayed":0,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":0,"verified_exact":0,"verified_fuzzy":0},"total_outbound_references":0},"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":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"thesis":"As of 21 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1910.02998."}