{"as_of":"2026-08-15T19:00:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:0a2b8125698885e4fe80c8087b669aeddaedb54cf44631714c0a7f686c5c618c","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":"2026-08-15T06:32:42.880941+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":"2026-08-14T14:55:26.306685Z","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":"2026-07-02T00:26:24.031850Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1604.06631","last_updated":"2016-07-19T12:56:44Z","snapshot_observed_at":"2026-08-14T22:00:32.516604Z","submitted_at":"2016-04-22T12:42:20Z","title":"The two-loop n-point all-plus helicity amplitude","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1604.06631","snapshot_observed_at":"2026-08-14T14:55:26.306685Z","title":null,"venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"1908.02695","last_updated":"2019-09-27T14:46:17Z","snapshot_observed_at":"2026-08-15T01:17:13.673544Z","submitted_at":"2019-08-07T16:01:51Z","title":"Multi-Quark Colour Decompositions from Unitarity","version":2},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-14T14:55:26.306685Z"},"links":{"cited_paper":"/paper/1604.06631","citing_paper":"/paper/1908.02695"},"observation_digest":"sha256:a602e17946bfe53867918d79e7a5cb75fe300771fd393c889fb110e412f2f0d6","observation_id":"3703c641-e8e6-4a46-90e8-3ced03cc6e30","resolution":{"observed_at":"2026-08-14T14:55:26.306685Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1604.06631","last_updated":"2016-07-19T12:56:44Z","snapshot_observed_at":"2026-08-14T22:00:32.516604Z","submitted_at":"2016-04-22T12:42:20Z","title":"The two-loop n-point all-plus helicity amplitude","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1604.06631","snapshot_observed_at":"2026-08-11T05:56:29.466325Z","title":null,"venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"2412.17168","last_updated":"2025-08-18T18:05:51Z","snapshot_observed_at":"2026-08-15T00:50:06.215084Z","submitted_at":"2024-12-22T21:27:55Z","title":"Associativity is enough: an all-orders 2d chiral algebra for 4d form factors","version":2},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-11T05:56:29.466325Z"},"links":{"cited_paper":"/paper/1604.06631","citing_paper":"/paper/2412.17168"},"observation_digest":"sha256:25080d57c290f0f94f78f27edb56fc13754d6ad8aa91f668b3aa6c2c5618c132","observation_id":"957d2a2c-1c89-460c-b231-1ff9e9c34209","resolution":{"observed_at":"2026-08-11T05:56:29.466325Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1604.06631","last_updated":"2016-07-19T12:56:44Z","snapshot_observed_at":"2026-08-14T22:00:32.516604Z","submitted_at":"2016-04-22T12:42:20Z","title":"The two-loop n-point all-plus helicity amplitude","version":2},"cited_work":{"arxiv_id":"1604.06631","doi":null,"metadata_source":"pith","pith_arxiv_id":"1604.06631","snapshot_observed_at":"2026-07-02T00:26:24.031850Z","title":"The two-loop n-point all-plus helicity amplitude","venue":"hep-th","work_id":"ce289ff0-cae0-4010-a5fb-45c7aafe2d96","year":2016},"citing_paper":{"arxiv_id":"2606.02702","last_updated":"2026-06-01T18:00:01Z","snapshot_observed_at":"2026-08-06T12:18:51.944290Z","submitted_at":"2026-06-01T18:00:01Z","title":"Perturbative construction of amplitudes from on-shell trees with vacuum pairs: the all-plus four-gluon amplitude through order $\\boldsymbol{g}^{\\boldsymbol{6}}$","version":1},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-06-28T13:23:45.905526Z"},"links":{"cited_paper":"/paper/1604.06631","citing_paper":"/paper/2606.02702"},"observation_digest":"sha256:36475e155d0c03cea2de769f0332762a816f18c0df6fb5274882008a5d36e63f","observation_id":"a81f9991-4388-4d9b-b9e2-b6f1a39f2a41","resolution":{"observed_at":"2026-07-02T00:26:24.033617Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1604.06631","last_updated":"2016-07-19T12:56:44Z","snapshot_observed_at":"2026-08-14T22:00:32.516604Z","submitted_at":"2016-04-22T12:42:20Z","title":"The two-loop n-point all-plus helicity amplitude","version":2},"cited_work":{"arxiv_id":"1604.06631","doi":null,"metadata_source":"pith","pith_arxiv_id":"1604.06631","snapshot_observed_at":"2026-07-02T00:26:24.031850Z","title":"The two-loop n-point all-plus helicity amplitude","venue":"hep-th","work_id":"ce289ff0-cae0-4010-a5fb-45c7aafe2d96","year":2016},"citing_paper":{"arxiv_id":"2606.28052","last_updated":"2026-06-26T12:54:29Z","snapshot_observed_at":"2026-08-13T08:20:58.411108Z","submitted_at":"2026-06-26T12:54:29Z","title":"Planar loop integrands from cuts in $D$ dimensions","version":1},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-06-29T03:47:21.331582Z"},"links":{"cited_paper":"/paper/1604.06631","citing_paper":"/paper/2606.28052"},"observation_digest":"sha256:cf43ede513ece9cce62b2cf864bd4ca0c376cc51c285892ee4f4fc9cf2d672ef","observation_id":"14e5a3c3-b538-45de-999e-c26a693738c6","resolution":{"observed_at":"2026-07-01T17:25:51.163702Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1604.06631/citation-record","integrity":"/paper/1604.06631/integrity","json":"/paper/1604.06631/citation-record.json","paper":"/paper/1604.06631"},"outbound":[],"paper":{"arxiv_id":"1604.06631","last_updated":"2016-07-19T12:56:44Z","latest_version":2,"primary_category":"hep-th","snapshot_observed_at":"2026-08-14T22:00:32.516604Z","submitted_at":"2016-04-22T12:42:20Z","title":"The two-loop n-point all-plus helicity amplitude"},"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":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"thesis":"As of 15 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 4 inbound Pith citation observations for arXiv:1604.06631."}