{"as_of":"2026-08-11T02:12:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:7523b40a037daf20b622a25dd739f92bca4552c283d1da80c4698e463a13265e","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":4,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":4,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-10T06:31:04.303077+00:00","state":"measured"},{"denominator":4,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":4,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-11T00:20:06.129425Z","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":"2026-08-09T05:23:22.191705Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2102.01820","last_updated":"2021-03-08T17:25:37Z","snapshot_observed_at":"2026-07-06T10:38:00.494420Z","submitted_at":"2021-02-03T00:59:01Z","title":"Two-loop leading colour QCD corrections to $q \\bar{q} \\to \\gamma \\gamma g$ and $q g \\to \\gamma \\gamma q$","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2102.01820","snapshot_observed_at":"2026-08-11T00:20:06.129425Z","title":"Agarwal, F","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2412.19868","last_updated":"2024-12-27T09:27:32Z","snapshot_observed_at":"2026-08-11T00:11:15.220316Z","submitted_at":"2024-12-27T09:27:32Z","title":"Rational-function interpolation from p-adic evaluations in scattering amplitude calculations","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-11T00:20:06.129425Z"},"links":{"cited_paper":"/paper/2102.01820","citing_paper":"/paper/2412.19868"},"observation_digest":"sha256:e535a6b49af3aed7e12f15eab748f11fa4157aa58342c052f781ce388e189ff2","observation_id":"d3a8445e-e892-421f-ae7e-8abeeb73a6c3","resolution":{"observed_at":"2026-08-11T00:20:06.129425Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2102.01820","last_updated":"2021-03-08T17:25:37Z","snapshot_observed_at":"2026-07-06T10:38:00.494420Z","submitted_at":"2021-02-03T00:59:01Z","title":"Two-loop leading colour QCD corrections to $q \\bar{q} \\to \\gamma \\gamma g$ and $q g \\to \\gamma \\gamma q$","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2102.01820","snapshot_observed_at":"2026-08-10T15:33:20.648091Z","title":"Agarwal, F","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2501.14021","last_updated":"2025-04-22T12:09:49Z","snapshot_observed_at":"2026-08-10T17:10:23.680244Z","submitted_at":"2025-01-23T19:00:02Z","title":"Precise Predictions for Event Shapes in Diphoton Production at the LHC","version":2},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-10T15:33:20.648091Z"},"links":{"cited_paper":"/paper/2102.01820","citing_paper":"/paper/2501.14021"},"observation_digest":"sha256:b2cc61b57bf63e96306b6792c2c27c5ee4bc50add3861383a2a9adb71c2ded7d","observation_id":"ec072ff4-8ab5-46ff-86fc-d93d38c3cb3a","resolution":{"observed_at":"2026-08-10T15:33:20.648091Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2102.01820","last_updated":"2021-03-08T17:25:37Z","snapshot_observed_at":"2026-07-06T10:38:00.494420Z","submitted_at":"2021-02-03T00:59:01Z","title":"Two-loop leading colour QCD corrections to $q \\bar{q} \\to \\gamma \\gamma g$ and $q g \\to \\gamma \\gamma q$","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2102.01820","snapshot_observed_at":"2026-08-09T20:14:22.458095Z","title":"Agarwal, F","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2502.00118","last_updated":"2025-01-31T19:06:43Z","snapshot_observed_at":"2026-08-10T17:50:26.185551Z","submitted_at":"2025-01-31T19:06:43Z","title":"Analytic two-loop amplitudes for $q\\bar{q}\\to \\gamma \\gamma$ and $gg \\to \\gamma \\gamma$ mediated by a heavy-quark loop","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-09T20:14:22.458095Z"},"links":{"cited_paper":"/paper/2102.01820","citing_paper":"/paper/2502.00118"},"observation_digest":"sha256:6d50e00545e6096dc80e53cb85e58e99e9662d8b81081cd4f2549c3124140e21","observation_id":"9ac1d8a9-205d-4a96-a968-7eaef4bf68db","resolution":{"observed_at":"2026-08-09T20:14:22.458095Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2102.01820","last_updated":"2021-03-08T17:25:37Z","snapshot_observed_at":"2026-07-06T10:38:00.494420Z","submitted_at":"2021-02-03T00:59:01Z","title":"Two-loop leading colour QCD corrections to $q \\bar{q} \\to \\gamma \\gamma g$ and $q g \\to \\gamma \\gamma q$","version":2},"cited_work":{"arxiv_id":"2102.01820","doi":null,"metadata_source":"pith","pith_arxiv_id":"2102.01820","snapshot_observed_at":"2026-08-09T05:23:22.191705Z","title":"Two-loop leading colour QCD corrections to $q \\bar{q} \\to \\gamma \\gamma g$ and $q g \\to \\gamma \\gamma q$","venue":"hep-ph","work_id":"00665ee8-8312-46ec-a2e6-755d5f54db63","year":2021},"citing_paper":{"arxiv_id":"2502.03282","last_updated":"2025-02-05T15:37:01Z","snapshot_observed_at":"2026-08-10T09:58:54.457117Z","submitted_at":"2025-02-05T15:37:01Z","title":"Two-loop helicity amplitudes for diphoton production with massive quark loop","version":1},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-09T05:23:20.544571Z"},"links":{"cited_paper":"/paper/2102.01820","citing_paper":"/paper/2502.03282"},"observation_digest":"sha256:9e293a8c022cfa6deaf5692eb90975bc21c63d39595733acd54187f981a594be","observation_id":"3f1cfbc8-fd6b-4556-9ce8-c44a97b2c2b2","resolution":{"observed_at":"2026-08-09T05:23:22.196706Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-10T06:31:04.303077+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-10T06:31:04.303077+00:00","source":"crossref"},{"observed_at":"2026-08-10T06:30:57.382061+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2102.01820/citation-record","integrity":"/paper/2102.01820/integrity","json":"/paper/2102.01820/citation-record.json","paper":"/paper/2102.01820"},"outbound":[],"paper":{"arxiv_id":"2102.01820","last_updated":"2021-03-08T17:25:37Z","latest_version":2,"primary_category":"hep-ph","snapshot_observed_at":"2026-07-06T10:38:00.494420Z","submitted_at":"2021-02-03T00:59:01Z","title":"Two-loop leading colour QCD corrections to $q \\bar{q} \\to \\gamma \\gamma g$ and $q g \\to \\gamma \\gamma q$"},"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":"2026-08-10T06:31:04.303077+00:00","source":"crossref"},{"observed_at":"2026-08-10T06:30:57.382061+00:00","source":"retraction_watch"}],"thesis":"As of 11 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 4 inbound Pith citation observations for arXiv:2102.01820."}