{"as_of":"2026-08-15T20:49:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:82058dba163c7018fff15e455de7d16dc2b443eb52c9c061b458fecb29964345","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":"2026-08-15T06:32:42.880941+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":"2026-08-14T13:25:41.392161Z","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":"2026-05-12T01:43:02.858784Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1901.11035","last_updated":"2019-01-30T19:00:03Z","snapshot_observed_at":"2026-08-14T17:23:26.414867Z","submitted_at":"2019-01-30T19:00:03Z","title":"HYTREES: Combining Matrix Elements and Parton Shower for Hypothesis Testing","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1901.11035","snapshot_observed_at":"2026-08-14T13:25:41.392161Z","title":"HYTREES: Combining Matrix Elements and Parton Shower for Hypothesis Testing,","venue":null,"work_id":null,"year":1901},"citing_paper":{"arxiv_id":"1908.05286","last_updated":"2019-08-23T10:50:11Z","snapshot_observed_at":"2026-08-15T13:07:08.187256Z","submitted_at":"2019-08-14T18:00:39Z","title":"Towards a generic implementation of matrix-element maximisation as a classifier in particle physics","version":2},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-14T13:25:41.392161Z"},"links":{"cited_paper":"/paper/1901.11035","citing_paper":"/paper/1908.05286"},"observation_digest":"sha256:6065e59cc260b72fee556e180f3b9e59f51ac8dd5296fd6257ae58b5b966946e","observation_id":"c499b168-23e4-4d8e-9908-0308b925c774","resolution":{"observed_at":"2026-08-14T13:25:41.392161Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1901.11035","last_updated":"2019-01-30T19:00:03Z","snapshot_observed_at":"2026-08-14T17:23:26.414867Z","submitted_at":"2019-01-30T19:00:03Z","title":"HYTREES: Combining Matrix Elements and Parton Shower for Hypothesis Testing","version":1},"cited_work":{"arxiv_id":"1901.11035","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"1901.11035","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Prestel and M","venue":null,"work_id":"79e93649-05bd-4626-81c1-94799ec91c6d","year":2019},"citing_paper":{"arxiv_id":"2203.11601","last_updated":"2022-03-22T10:34:45Z","snapshot_observed_at":"2026-08-15T01:17:37.190835Z","submitted_at":"2022-03-22T10:34:45Z","title":"A comprehensive guide to the physics and usage of PYTHIA 8.3","version":1},"reference_index":136,"source":"pdf_text","source_observed_at":"2026-05-12T01:43:01.246349Z"},"links":{"cited_paper":"/paper/1901.11035","citing_paper":"/paper/2203.11601"},"observation_digest":"sha256:33047d40cc8dccacf89d79b8ad403cd2ecbe4a9be9647187636d837855ead630","observation_id":"97e120f3-148d-42b9-b267-5202959ebc31","resolution":{"observed_at":"2026-05-12T01:43:02.861012Z","resolver_source":"arxiv_id","status":"malformed_identifier"},"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/1901.11035/citation-record","integrity":"/paper/1901.11035/integrity","json":"/paper/1901.11035/citation-record.json","paper":"/paper/1901.11035"},"outbound":[],"paper":{"arxiv_id":"1901.11035","last_updated":"2019-01-30T19:00:03Z","latest_version":1,"primary_category":"hep-ph","snapshot_observed_at":"2026-08-14T17:23:26.414867Z","submitted_at":"2019-01-30T19:00:03Z","title":"HYTREES: Combining Matrix Elements and Parton Shower for Hypothesis Testing"},"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 2 inbound Pith citation observations for arXiv:1901.11035."}