{"as_of":"2026-08-09T04:13:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:1f271e48d361f6595bd61b6bd26905ec7f52c63d1ba72d776281345d88dcbb5b","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":1,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":1,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-08T06:32:00.761636+00:00","state":"measured"},{"denominator":1,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":1,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-04T21:50:30.209050Z","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":"2026-08-04T21:50:31.408051Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2006.13818","last_updated":"2021-02-19T09:14:38Z","snapshot_observed_at":"2026-08-06T16:33:30.345033Z","submitted_at":"2020-06-24T15:44:04Z","title":"Universal opening of four-loop scattering amplitudes to trees","version":2},"cited_work":{"arxiv_id":"2006.13818","doi":null,"metadata_source":"pith","pith_arxiv_id":"2006.13818","snapshot_observed_at":"2026-08-04T21:50:31.408051Z","title":"Universal opening of four-loop scattering amplitudes to trees","venue":"hep-ph","work_id":"73862062-879e-489a-8f90-a2a8d8057f7a","year":2020},"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":29,"source":"pdf_text","source_observed_at":"2026-08-04T21:50:30.209050Z"},"links":{"cited_paper":"/paper/2006.13818","citing_paper":"/paper/2509.07805"},"observation_digest":"sha256:577497e509d730ce07f3f17de135dd7c56b6d59e6b45d4c96b10d4ebf9e35af9","observation_id":"149f6551-486f-41e8-80d2-2f37b9421364","resolution":{"observed_at":"2026-08-04T21:50:31.412084Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"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/2006.13818/citation-record","integrity":"/paper/2006.13818/integrity","json":"/paper/2006.13818/citation-record.json","paper":"/paper/2006.13818"},"outbound":[],"paper":{"arxiv_id":"2006.13818","last_updated":"2021-02-19T09:14:38Z","latest_version":2,"primary_category":"hep-ph","snapshot_observed_at":"2026-08-06T16:33:30.345033Z","submitted_at":"2020-06-24T15:44:04Z","title":"Universal opening of four-loop scattering amplitudes to trees"},"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 9 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2006.13818."}