{"as_of":"2026-08-08T05:49:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:f6d694f1f412535b6ed09aeeee08c7baa4c0c74ea59b65aeab9527514f2ba285","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":"2026-08-07T06:34:17.273281+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":"2026-08-06T12:24:50.371952Z","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":"2026-07-03T22:49:02.250649Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1912.13459","last_updated":"2019-12-31T17:59:15Z","snapshot_observed_at":"2026-07-06T08:47:53.346676Z","submitted_at":"2019-12-31T17:59:15Z","title":"The Four-Loop Cusp Anomalous Dimension from the $\\mathcal{N} = 4$ Sudakov Form Factor","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1912.13459","snapshot_observed_at":"2026-08-06T12:24:50.371952Z","title":"Huber, A","venue":null,"work_id":null,"year":2020},"citing_paper":{"arxiv_id":"2507.21854","last_updated":"2025-07-29T14:27:46Z","snapshot_observed_at":"2026-08-07T08:19:12.453154Z","submitted_at":"2025-07-29T14:27:46Z","title":"Infrared singularities and the collinear limits of multi-leg scattering amplitudes","version":1},"reference_index":97,"source":"pdf_text","source_observed_at":"2026-08-06T12:24:50.371952Z"},"links":{"cited_paper":"/paper/1912.13459","citing_paper":"/paper/2507.21854"},"observation_digest":"sha256:2d5550b0e0d189e9c5acdf6be463cf33975f5691f603f20fe8e334952a69264c","observation_id":"15359857-e698-4b6b-aa0c-6d77e7dcf58c","resolution":{"observed_at":"2026-08-06T12:24:50.371952Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1912.13459","last_updated":"2019-12-31T17:59:15Z","snapshot_observed_at":"2026-07-06T08:47:53.346676Z","submitted_at":"2019-12-31T17:59:15Z","title":"The Four-Loop Cusp Anomalous Dimension from the $\\mathcal{N} = 4$ Sudakov Form Factor","version":1},"cited_work":{"arxiv_id":"1912.13459","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"1912.13459","snapshot_observed_at":"2026-07-03T22:49:02.250649Z","title":"Huber, A","venue":null,"work_id":"99412fb6-f2d5-4ccc-a66a-37bb316192a0","year":2020},"citing_paper":{"arxiv_id":"2606.18362","last_updated":"2026-06-16T18:08:47Z","snapshot_observed_at":"2026-07-06T02:11:23.670680Z","submitted_at":"2026-06-16T18:08:47Z","title":"Tracing Transcendentality in Protected Correlators of N=4 SYM","version":1},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-06-26T23:15:16.242334Z"},"links":{"cited_paper":"/paper/1912.13459","citing_paper":"/paper/2606.18362"},"observation_digest":"sha256:169b51eea1a00743f82cb8635e427bac4bbca76178a48e3427b794c00e44b247","observation_id":"fc86550c-9ff9-4f89-ba49-f4a812c78c5c","resolution":{"observed_at":"2026-07-03T22:49:02.253107Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-07T06:34:17.273281+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-07T06:34:17.273281+00:00","source":"crossref"},{"observed_at":"2026-08-07T06:34:11.927384+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1912.13459/citation-record","integrity":"/paper/1912.13459/integrity","json":"/paper/1912.13459/citation-record.json","paper":"/paper/1912.13459"},"outbound":[],"paper":{"arxiv_id":"1912.13459","last_updated":"2019-12-31T17:59:15Z","latest_version":1,"primary_category":"hep-th","snapshot_observed_at":"2026-07-06T08:47:53.346676Z","submitted_at":"2019-12-31T17:59:15Z","title":"The Four-Loop Cusp Anomalous Dimension from the $\\mathcal{N} = 4$ Sudakov 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":"2026-08-07T06:34:17.273281+00:00","source":"crossref"},{"observed_at":"2026-08-07T06:34:11.927384+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:1912.13459."}