{"as_of":"2026-08-08T16:38:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:c85be28b73e2a16970b39a99405f9d44594a4ffd05ae9d21e54a9080b821dc2a","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":"2026-08-08T06:32:00.761636+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":"2026-08-06T21:31:40.738767Z","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":"2026-08-04T21:50:31.239316Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"0812.3686","last_updated":"2008-12-19T00:15:29Z","snapshot_observed_at":"2026-07-06T01:48:50.130201Z","submitted_at":"2008-12-19T00:15:29Z","title":"Direct numerical integration of one-loop Feynman diagrams for N-photon amplitudes","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"0812.3686","snapshot_observed_at":"2026-08-06T21:31:40.738767Z","title":null,"venue":null,"work_id":null,"year":2009},"citing_paper":{"arxiv_id":"2506.24073","last_updated":"2025-06-30T17:28:38Z","snapshot_observed_at":"2026-08-07T21:03:42.468075Z","submitted_at":"2025-06-30T17:28:38Z","title":"Positive Integrands from Feynman Integrals in the Minkowski Regime","version":1},"reference_index":41,"source":"pdf_text","source_observed_at":"2026-08-06T21:31:40.738767Z"},"links":{"cited_paper":"/paper/0812.3686","citing_paper":"/paper/2506.24073"},"observation_digest":"sha256:f4a9c1ffaf274186248253f27875b1b5e1c92cf3ed313697a79ea59762eb202d","observation_id":"16d49898-23cf-4f93-be7e-0060ec28b5b5","resolution":{"observed_at":"2026-08-06T21:31:40.738767Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"0812.3686","last_updated":"2008-12-19T00:15:29Z","snapshot_observed_at":"2026-07-06T01:48:50.130201Z","submitted_at":"2008-12-19T00:15:29Z","title":"Direct numerical integration of one-loop Feynman diagrams for N-photon amplitudes","version":1},"cited_work":{"arxiv_id":"0812.3686","doi":null,"metadata_source":"pith","pith_arxiv_id":"0812.3686","snapshot_observed_at":"2026-08-04T21:50:31.239316Z","title":"Direct numerical integration of one-loop Feynman diagrams for N-photon amplitudes","venue":"hep-ph","work_id":"e2309fe9-4c85-46a0-a045-08c4d0a1475c","year":2008},"citing_paper":{"arxiv_id":"2509.07805","last_updated":"2025-09-09T14:45:07Z","snapshot_observed_at":"2026-08-06T22:55:41.210187Z","submitted_at":"2025-09-09T14:45:07Z","title":"General finite two-loop amplitude integrand for photoproduction in quark annihilation","version":1},"reference_index":43,"source":"pdf_text","source_observed_at":"2026-08-04T21:50:31.037798Z"},"links":{"cited_paper":"/paper/0812.3686","citing_paper":"/paper/2509.07805"},"observation_digest":"sha256:39d3ae05fd69a168b35bb51a23072c9243e9c34478de7b82e35e27a07720c393","observation_id":"aa0d47a6-924d-4eba-b090-91b17ef62a3a","resolution":{"observed_at":"2026-08-04T21:50:31.242869Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-08T06:32:00.761636+00:00","source":"crossref"},{"observed_at":"2026-08-08T06:31:55.24221+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/0812.3686/citation-record","integrity":"/paper/0812.3686/integrity","json":"/paper/0812.3686/citation-record.json","paper":"/paper/0812.3686"},"outbound":[],"paper":{"arxiv_id":"0812.3686","last_updated":"2008-12-19T00:15:29Z","latest_version":1,"primary_category":"hep-ph","snapshot_observed_at":"2026-07-06T01:48:50.130201Z","submitted_at":"2008-12-19T00:15:29Z","title":"Direct numerical integration of one-loop Feynman diagrams for N-photon amplitudes"},"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":"2026-08-08T06:32:00.761636+00:00","source":"crossref"},{"observed_at":"2026-08-08T06:31:55.24221+00:00","source":"retraction_watch"}],"thesis":"As of 8 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:0812.3686."}