{"as_of":"2026-08-18T20:50:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:ffe5b045dcc73fedb8ad827e910c26956145535690ce9f08a42acb4223b8f7c1","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":6,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":6,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-18T06:34:40.430872+00:00","state":"measured"},{"denominator":6,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":6,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-16T04:28:14.780480Z","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":"2026-06-29T10:33:18.574550Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2106.01374","last_updated":"2021-10-12T07:53:32Z","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor","version":2},"cited_work":{"arxiv_id":"2106.01374","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2106.01374","snapshot_observed_at":"2026-06-29T10:33:18.574550Z","title":null,"venue":null,"work_id":"a6c01f85-a8da-41f6-bc2a-24d3146862f0","year":2021},"citing_paper":{"arxiv_id":"2112.11842","last_updated":"2026-04-15T17:44:31Z","snapshot_observed_at":"2026-08-13T14:25:55.081323Z","submitted_at":"2021-12-22T12:42:45Z","title":"Kinematics, cluster algebras and Feynman integrals","version":2},"reference_index":49,"source":"pdf_text","source_observed_at":"2026-05-24T13:08:44.159439Z"},"links":{"cited_paper":"/paper/2106.01374","citing_paper":"/paper/2112.11842"},"observation_digest":"sha256:0968b480bfb72e82ea0b22ba26cc2b9443da352d5208a3e34416db90203c6b1d","observation_id":"11dc6830-3e3f-49de-a156-efea318deedb","resolution":{"observed_at":"2026-05-24T13:09:30.194166Z","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":"2106.01374","last_updated":"2021-10-12T07:53:32Z","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2106.01374","snapshot_observed_at":"2026-08-11T05:13:51.221311Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor,","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2412.17974","last_updated":"2025-01-17T03:07:20Z","snapshot_observed_at":"2026-08-15T06:09:26.423633Z","submitted_at":"2024-12-23T20:39:46Z","title":"Two-loop MHV Form Factors from the Periodic Wilson Loop","version":2},"reference_index":54,"source":"pdf_text","source_observed_at":"2026-08-11T05:13:51.221311Z"},"links":{"cited_paper":"/paper/2106.01374","citing_paper":"/paper/2412.17974"},"observation_digest":"sha256:b19d8425d127f0f434c30957cdd1cb71f740af94b5814fa2770a0a88715f7391","observation_id":"a865344e-1515-40a6-ba95-7aaf794a8a1c","resolution":{"observed_at":"2026-08-11T05:13:51.221311Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2106.01374","last_updated":"2021-10-12T07:53:32Z","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2106.01374","snapshot_observed_at":"2026-08-16T04:28:14.780480Z","title":null,"venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2505.01245","last_updated":"2025-05-02T13:13:13Z","snapshot_observed_at":"2026-08-16T10:12:15.996779Z","submitted_at":"2025-05-02T13:13:13Z","title":"Hexagonal Wilson loop with Lagrangian insertion at two loops in $\\mathcal{N}=4$ super Yang-Mills theory","version":1},"reference_index":78,"source":"pdf_text","source_observed_at":"2026-08-16T04:28:14.780480Z"},"links":{"cited_paper":"/paper/2106.01374","citing_paper":"/paper/2505.01245"},"observation_digest":"sha256:9b7f0ba6046639358def74c59155eb027aa07a0d1cf2f8fc9fbc8479a514a47f","observation_id":"ff90bcf2-aec3-42cd-ad28-cfe590ed0f52","resolution":{"observed_at":"2026-08-16T04:28:14.780480Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2106.01374","last_updated":"2021-10-12T07:53:32Z","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2106.01374","snapshot_observed_at":"2026-08-06T14:46:49.516006Z","title":null,"venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2507.17815","last_updated":"2025-07-23T18:00:02Z","snapshot_observed_at":"2026-08-16T06:11:45.732196Z","submitted_at":"2025-07-23T18:00:02Z","title":"Analytic Regression of Feynman Integrals from High-Precision Numerical Sampling","version":1},"reference_index":88,"source":"pdf_text","source_observed_at":"2026-08-06T14:46:49.516006Z"},"links":{"cited_paper":"/paper/2106.01374","citing_paper":"/paper/2507.17815"},"observation_digest":"sha256:0accf5c3478e355914599f228e6d91ed55153bad8724b18a2f148608befbdfe0","observation_id":"a2cf724f-fd46-458d-b6a0-f583adab4711","resolution":{"observed_at":"2026-08-06T14:46:49.516006Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2106.01374","last_updated":"2021-10-12T07:53:32Z","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2106.01374","snapshot_observed_at":"2026-08-03T05:18:28.322453Z","title":null,"venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2602.02783","last_updated":"2026-06-11T11:38:09Z","snapshot_observed_at":"2026-08-12T20:30:10.798715Z","submitted_at":"2026-02-02T20:39:23Z","title":"QCD Scattering Amplitudes and Prescriptive Unitarity","version":2},"reference_index":121,"source":"pdf_text","source_observed_at":"2026-08-03T05:18:28.322453Z"},"links":{"cited_paper":"/paper/2106.01374","citing_paper":"/paper/2602.02783"},"observation_digest":"sha256:1ccb2c6a2b1971509e9a777fdd1797984059b30839839ea8a7f4267f83738524","observation_id":"73597b8c-cee4-49ae-aa8e-031971b7a9b4","resolution":{"observed_at":"2026-08-03T05:18:28.322453Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2106.01374","last_updated":"2021-10-12T07:53:32Z","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor","version":2},"cited_work":{"arxiv_id":"2106.01374","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2106.01374","snapshot_observed_at":"2026-06-29T10:33:18.574550Z","title":null,"venue":null,"work_id":"a6c01f85-a8da-41f6-bc2a-24d3146862f0","year":2021},"citing_paper":{"arxiv_id":"2605.28955","last_updated":"2026-06-18T09:05:28Z","snapshot_observed_at":"2026-08-13T06:14:54.437943Z","submitted_at":"2026-05-27T18:00:18Z","title":"Bootstrapping the Four-Point NMHV Stress-Tensor Form Factor","version":2},"reference_index":38,"source":"pdf_text","source_observed_at":"2026-06-29T10:32:43.158867Z"},"links":{"cited_paper":"/paper/2106.01374","citing_paper":"/paper/2605.28955"},"observation_digest":"sha256:0d34dfd965417006312014196b9b5a683239a850e9a1c27367e68e5ab02de49b","observation_id":"9420fb7e-073c-4597-8369-0692b85ec0c6","resolution":{"observed_at":"2026-06-29T10:33:18.575949Z","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"}}],"links":{"evidence":"/evidence","html":"/paper/2106.01374/citation-record","integrity":"/paper/2106.01374/integrity","json":"/paper/2106.01374/citation-record.json","paper":"/paper/2106.01374"},"outbound":[],"paper":{"arxiv_id":"2106.01374","last_updated":"2021-10-12T07:53:32Z","latest_version":2,"primary_category":"hep-th","snapshot_observed_at":"2026-08-18T07:30:06.347457Z","submitted_at":"2021-06-02T18:00:00Z","title":"Bootstrapping a Two-Loop Four-Point Form Factor"},"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 6 inbound Pith citation observations for arXiv:2106.01374."}