{"as_of":"2026-08-18T14:21:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:e3127550a27ac0e084554670bb14ddd2b16359e72fce63bddd9079aa7ce9b4dc","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":5,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":5,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-18T06:34:40.430872+00:00","state":"measured"},{"denominator":5,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":5,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-16T04:59:40.686677Z","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":"2026-06-29T19:53:55.601302Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1907.09690","last_updated":"2019-10-01T01:51:49Z","snapshot_observed_at":"2026-08-18T07:19:59.082377Z","submitted_at":"2019-07-23T04:14:58Z","title":"Ghostfree quadratic curvature theories with massive spin-2 and spin-0 particles","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1907.09690","snapshot_observed_at":"2026-08-16T04:59:40.686677Z","title":"Aoki and S","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2505.00112","last_updated":"2025-07-28T15:57:34Z","snapshot_observed_at":"2026-08-18T07:51:26.487969Z","submitted_at":"2025-04-30T18:27:56Z","title":"Emergent Lorentzian dispersion relations from a Euclidean scalar-tensor theory","version":2},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-16T04:59:40.686677Z"},"links":{"cited_paper":"/paper/1907.09690","citing_paper":"/paper/2505.00112"},"observation_digest":"sha256:7a582120bdc21f1b519c7cef490629a63745c55c076a72d9f98fe921ac92d3b0","observation_id":"1256afbc-4d9c-4b00-a91f-80bd3c4d876e","resolution":{"observed_at":"2026-08-16T04:59:40.686677Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1907.09690","last_updated":"2019-10-01T01:51:49Z","snapshot_observed_at":"2026-08-18T07:19:59.082377Z","submitted_at":"2019-07-23T04:14:58Z","title":"Ghostfree quadratic curvature theories with massive spin-2 and spin-0 particles","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1907.09690","snapshot_observed_at":"2026-08-05T21:42:54.068445Z","title":"Aoki and S","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2508.08481","last_updated":"2025-08-11T21:34:05Z","snapshot_observed_at":"2026-08-08T22:29:55.585274Z","submitted_at":"2025-08-11T21:34:05Z","title":"Oscillations and parity violation in gravitational wave background from extra tensor modes","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-05T21:42:54.068445Z"},"links":{"cited_paper":"/paper/1907.09690","citing_paper":"/paper/2508.08481"},"observation_digest":"sha256:55bfeba39a85e5d6fdcc667fc9e34bd7e6a41245acd7450dd04000d5e11a1081","observation_id":"baf5750d-c233-4e22-8074-b77ec2654225","resolution":{"observed_at":"2026-08-05T21:42:54.068445Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1907.09690","last_updated":"2019-10-01T01:51:49Z","snapshot_observed_at":"2026-08-18T07:19:59.082377Z","submitted_at":"2019-07-23T04:14:58Z","title":"Ghostfree quadratic curvature theories with massive spin-2 and spin-0 particles","version":2},"cited_work":{"arxiv_id":"1907.09690","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"1907.09690","snapshot_observed_at":"2026-06-29T19:53:55.601302Z","title":"Ghostfree quadratic curvature theories with mas- sive spin-2 and spin-0 particles","venue":null,"work_id":"5c27ff35-8260-49ac-803c-6b973b913637","year":2019},"citing_paper":{"arxiv_id":"2604.09400","last_updated":"2026-04-10T15:13:45Z","snapshot_observed_at":"2026-08-15T00:12:08.218237Z","submitted_at":"2026-04-10T15:13:45Z","title":"Space- vs Time-dependence in taming the infrared instability of projectable Ho\\v{r}ava Gravity","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-05-10T17:47:01.640547Z"},"links":{"cited_paper":"/paper/1907.09690","citing_paper":"/paper/2604.09400"},"observation_digest":"sha256:d2602fb16a1339df8f7285594f15c6ddf2da686871d0af4bdfa9cfd4d597ece3","observation_id":"05bf3b71-7145-4ced-8e4c-aea8ab3fe16d","resolution":{"observed_at":"2026-05-11T06:10:58.870201Z","resolver_source":"arxiv_id","status":"malformed_identifier"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1907.09690","last_updated":"2019-10-01T01:51:49Z","snapshot_observed_at":"2026-08-18T07:19:59.082377Z","submitted_at":"2019-07-23T04:14:58Z","title":"Ghostfree quadratic curvature theories with massive spin-2 and spin-0 particles","version":2},"cited_work":{"arxiv_id":"1907.09690","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"1907.09690","snapshot_observed_at":"2026-06-29T19:53:55.601302Z","title":"Ghostfree quadratic curvature theories with mas- sive spin-2 and spin-0 particles","venue":null,"work_id":"5c27ff35-8260-49ac-803c-6b973b913637","year":2019},"citing_paper":{"arxiv_id":"2605.26173","last_updated":"2026-05-25T04:28:45Z","snapshot_observed_at":"2026-08-06T18:37:51.284189Z","submitted_at":"2026-05-25T04:28:45Z","title":"Effect of $R^2$ on the stability of de Sitter solution of the generalized Einsteinian cubic gravity","version":1},"reference_index":46,"source":"pdf_text","source_observed_at":"2026-06-29T19:50:28.515268Z"},"links":{"cited_paper":"/paper/1907.09690","citing_paper":"/paper/2605.26173"},"observation_digest":"sha256:769884f2b1cf50cae928a9f983cff06b11bd82006a21b562f187644d971bc804","observation_id":"9337b020-5816-4ad6-b96c-98d9c4c481fa","resolution":{"observed_at":"2026-06-29T19:53:55.602626Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1907.09690","last_updated":"2019-10-01T01:51:49Z","snapshot_observed_at":"2026-08-18T07:19:59.082377Z","submitted_at":"2019-07-23T04:14:58Z","title":"Ghostfree quadratic curvature theories with massive spin-2 and spin-0 particles","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1907.09690","snapshot_observed_at":"2026-08-01T11:57:29.623958Z","title":"Aoki and S","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2607.20575","last_updated":"2026-07-22T04:35:25Z","snapshot_observed_at":"2026-08-17T14:33:12.360742Z","submitted_at":"2026-07-22T04:35:25Z","title":"Unstable de Sitter inflationary solution in sixth-order gravity","version":1},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-08-01T11:57:29.623958Z"},"links":{"cited_paper":"/paper/1907.09690","citing_paper":"/paper/2607.20575"},"observation_digest":"sha256:c5054f7ee9a239abfba278eb69f5e4ed533a2e64c19fce4fb3a8bf665cd6e2b5","observation_id":"c41df161-78c1-49d9-b1f1-3329d003976c","resolution":{"observed_at":"2026-08-01T11:57:29.623958Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/1907.09690/citation-record","integrity":"/paper/1907.09690/integrity","json":"/paper/1907.09690/citation-record.json","paper":"/paper/1907.09690"},"outbound":[],"paper":{"arxiv_id":"1907.09690","last_updated":"2019-10-01T01:51:49Z","latest_version":2,"primary_category":"hep-th","snapshot_observed_at":"2026-08-18T07:19:59.082377Z","submitted_at":"2019-07-23T04:14:58Z","title":"Ghostfree quadratic curvature theories with massive spin-2 and spin-0 particles"},"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":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"thesis":"As of 18 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 5 inbound Pith citation observations for arXiv:1907.09690."}