{"as_of":"2026-08-22T23:05:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:7b162212a59b0fc427778a6866459f5218bcbac451583e3c2a14e7207df96864","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":3,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":3,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-22T06:32:14.747728+00:00","state":"measured"},{"denominator":3,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":3,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-09T22:17:03.494320Z","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":"2026-05-19T04:12:58.810980Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2002.01796","last_updated":"2021-02-20T05:19:01Z","snapshot_observed_at":"2026-08-18T22:27:07.974931Z","submitted_at":"2020-02-05T14:04:40Z","title":"Axion and dark photon limits from Crab Nebula high energy gamma-rays","version":4},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2002.01796","snapshot_observed_at":"2026-08-09T22:17:03.494320Z","title":null,"venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2501.18860","last_updated":"2025-07-24T03:03:47Z","snapshot_observed_at":"2026-08-15T01:36:57.292383Z","submitted_at":"2025-01-31T02:42:39Z","title":"Exploring Constraints on Axion-like Particles with the Observations for blazar Mrk 501","version":2},"reference_index":33,"source":"pdf_text","source_observed_at":"2026-08-09T22:17:03.494320Z"},"links":{"cited_paper":"/paper/2002.01796","citing_paper":"/paper/2501.18860"},"observation_digest":"sha256:34a2672c03e1303e4de4911ffba65abfe2cd7ae357948b3540356ccfa75f6189","observation_id":"8617e913-a277-4388-b71a-a877b3287429","resolution":{"observed_at":"2026-08-09T22:17:03.494320Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2002.01796","last_updated":"2021-02-20T05:19:01Z","snapshot_observed_at":"2026-08-18T22:27:07.974931Z","submitted_at":"2020-02-05T14:04:40Z","title":"Axion and dark photon limits from Crab Nebula high energy gamma-rays","version":4},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2002.01796","snapshot_observed_at":"2026-08-07T14:11:37.518727Z","title":null,"venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2505.19857","last_updated":"2025-05-26T11:41:08Z","snapshot_observed_at":"2026-08-19T17:34:04.133377Z","submitted_at":"2025-05-26T11:41:08Z","title":"Probing Memory-Burdened Primordial Black Holes with Galactic Sources observed by LHAASO","version":1},"reference_index":38,"source":"pdf_text","source_observed_at":"2026-08-07T14:11:37.518727Z"},"links":{"cited_paper":"/paper/2002.01796","citing_paper":"/paper/2505.19857"},"observation_digest":"sha256:a157b097bede36915cb415987ad69965ce1b0d03608132131a5c335397301763","observation_id":"1ee5ac67-bf3e-401c-b062-c77666d2836b","resolution":{"observed_at":"2026-08-07T14:11:37.518727Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2002.01796","last_updated":"2021-02-20T05:19:01Z","snapshot_observed_at":"2026-08-18T22:27:07.974931Z","submitted_at":"2020-02-05T14:04:40Z","title":"Axion and dark photon limits from Crab Nebula high energy gamma-rays","version":4},"cited_work":{"arxiv_id":"2002.01796","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2002.01796","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":null,"venue":null,"work_id":"9397b6cf-f474-4382-8587-9b5584f48f89","year":2021},"citing_paper":{"arxiv_id":"2507.13432","last_updated":"2026-05-06T13:38:02Z","snapshot_observed_at":"2026-07-06T21:58:56.405149Z","submitted_at":"2025-07-17T18:00:00Z","title":"INTEGRAL, eROSITA and Voyager Constraints on Light Bosonic Dark Matter: ALPs, Dark Photons, Scalars, $B-L$ and $L_{i}-L_{j}$ Vectors","version":2},"reference_index":90,"source":"pdf_text","source_observed_at":"2026-05-19T04:12:50.022588Z"},"links":{"cited_paper":"/paper/2002.01796","citing_paper":"/paper/2507.13432"},"observation_digest":"sha256:d4521868aa0c898240b53424ccb9d563ac50dd539fb95e5d0c9ff26cee086344","observation_id":"a9577e19-077c-43e5-97a4-7762a7122f8e","resolution":{"observed_at":"2026-05-19T04:12:58.815191Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-22T06:32:14.747728+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-22T06:32:14.747728+00:00","source":"crossref"},{"observed_at":"2026-08-22T06:32:06.552537+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2002.01796/citation-record","integrity":"/paper/2002.01796/integrity","json":"/paper/2002.01796/citation-record.json","paper":"/paper/2002.01796"},"outbound":[],"paper":{"arxiv_id":"2002.01796","last_updated":"2021-02-20T05:19:01Z","latest_version":4,"primary_category":"astro-ph.HE","snapshot_observed_at":"2026-08-18T22:27:07.974931Z","submitted_at":"2020-02-05T14:04:40Z","title":"Axion and dark photon limits from Crab Nebula high energy gamma-rays"},"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":"2026-08-22T06:32:14.747728+00:00","source":"crossref"},{"observed_at":"2026-08-22T06:32:06.552537+00:00","source":"retraction_watch"}],"thesis":"As of 22 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:2002.01796."}