{"as_of":"2026-08-09T02:59:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:9a229f51f0463f451735f964f046ee77a98f02bc74f61194d1100894fdbc6fd3","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":"2026-08-08T06:32:00.761636+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":"2026-08-06T16:47:26.588616Z","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":"2026-05-24T07:44:08.358454Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities","version":2},"cited_work":{"arxiv_id":"2111.01170","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2111.01170","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Collins, T","venue":null,"work_id":"0932c979-6ce3-4eaa-b90e-b4eb22e8a098","year":2022},"citing_paper":{"arxiv_id":"2308.00025","last_updated":"2026-04-22T13:30:19Z","snapshot_observed_at":"2026-07-31T10:55:25.825595Z","submitted_at":"2023-07-31T18:00:01Z","title":"On the positivity of MSbar parton distributions","version":4},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-05-24T07:42:40.715564Z"},"links":{"cited_paper":"/paper/2111.01170","citing_paper":"/paper/2308.00025"},"observation_digest":"sha256:b43a698bffaa80d003766a1f4d40520ba54c76d796b0630ce24e0a17594dcb4b","observation_id":"16517cf0-a356-4710-96fe-8e53e7a4e6b6","resolution":{"observed_at":"2026-05-24T07:44:08.361520Z","resolver_source":"arxiv_id","status":"verified_exact"},"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"}},{"citation":{"cited_paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2111.01170","snapshot_observed_at":"2026-08-06T16:47:26.588616Z","title":"Collins, T","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2507.12664","last_updated":"2026-01-22T13:45:26Z","snapshot_observed_at":"2026-08-06T17:37:48.507908Z","submitted_at":"2025-07-16T22:41:48Z","title":"Parton Distribution Functions and their Generalizations","version":2},"reference_index":127,"source":"pdf_text","source_observed_at":"2026-08-06T16:47:26.588616Z"},"links":{"cited_paper":"/paper/2111.01170","citing_paper":"/paper/2507.12664"},"observation_digest":"sha256:986b7d4186563221ad01bca7519e2b760dbb512db87547420beaa242797fee85","observation_id":"145f5e0e-7591-4482-a16d-8368bfdab2c1","resolution":{"observed_at":"2026-08-06T16:47:26.588616Z","resolver_source":null,"status":"malformed_identifier"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities","version":2},"cited_work":{"arxiv_id":"2111.01170","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2111.01170","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Collins, T","venue":null,"work_id":"0932c979-6ce3-4eaa-b90e-b4eb22e8a098","year":2022},"citing_paper":{"arxiv_id":"2604.21476","last_updated":"2026-04-23T09:37:16Z","snapshot_observed_at":"2026-08-03T00:47:45.618320Z","submitted_at":"2026-04-23T09:37:16Z","title":"Reconstructing the full kinematic dependence of GPDs from pseudo-distributions","version":1},"reference_index":131,"source":"pdf_text","source_observed_at":"2026-05-08T13:04:39.943147Z"},"links":{"cited_paper":"/paper/2111.01170","citing_paper":"/paper/2604.21476"},"observation_digest":"sha256:a84d4252b892f629158cd44b3cfe173da811458d36aaeb697d23c999e199942b","observation_id":"151c0efc-56f6-48d5-a76a-7936661f86cd","resolution":{"observed_at":"2026-05-11T19:01:15.573561Z","resolver_source":"arxiv_id","status":"verified_exact"},"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"}},{"citation":{"cited_paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities","version":2},"cited_work":{"arxiv_id":"2111.01170","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2111.01170","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Collins, T","venue":null,"work_id":"0932c979-6ce3-4eaa-b90e-b4eb22e8a098","year":2022},"citing_paper":{"arxiv_id":"2604.28154","last_updated":"2026-04-30T17:42:12Z","snapshot_observed_at":"2026-07-06T23:13:29.310140Z","submitted_at":"2026-04-30T17:42:12Z","title":"Mapping data sensitivities in global QCD analysis with linear response and influence functions","version":1},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-05-07T07:11:36.939657Z"},"links":{"cited_paper":"/paper/2111.01170","citing_paper":"/paper/2604.28154"},"observation_digest":"sha256:8421c2a6a59e62f3b5b188c41ccf38681dfb31242d70131f4f7b2e098906481d","observation_id":"07ccd83b-5e73-4cef-8c39-60dab19895ce","resolution":{"observed_at":"2026-05-12T10:11:28.484794Z","resolver_source":"arxiv_id","status":"verified_exact"},"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"}},{"citation":{"cited_paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities","version":2},"cited_work":{"arxiv_id":"2111.01170","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2111.01170","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Collins, T","venue":null,"work_id":"0932c979-6ce3-4eaa-b90e-b4eb22e8a098","year":2022},"citing_paper":{"arxiv_id":"2605.12373","last_updated":"2026-05-12T16:41:09Z","snapshot_observed_at":"2026-07-06T23:24:03.984179Z","submitted_at":"2026-05-12T16:41:09Z","title":"Quasi Parton Distribution Functions in Covariant Quark Models","version":1},"reference_index":114,"source":"pdf_text","source_observed_at":"2026-05-13T03:45:24.651339Z"},"links":{"cited_paper":"/paper/2111.01170","citing_paper":"/paper/2605.12373"},"observation_digest":"sha256:76aab9e596f0dc6c385e6874e7964700bc45b36107738e47e1bba09ce1dc44cd","observation_id":"afec166c-6278-4df3-851d-6c5be996eb4b","resolution":{"observed_at":"2026-05-13T03:47:12.278460Z","resolver_source":"arxiv_id","status":"verified_exact"},"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"}},{"citation":{"cited_paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2111.01170","snapshot_observed_at":"2026-08-06T00:15:55.989871Z","title":"Collins, T","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2608.01489","last_updated":"2026-08-02T20:47:31Z","snapshot_observed_at":"2026-08-07T18:34:51.756159Z","submitted_at":"2026-08-02T20:47:31Z","title":"What are the consequences of independent factorization and renormalization scales?","version":1},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-06T00:15:55.989871Z"},"links":{"cited_paper":"/paper/2111.01170","citing_paper":"/paper/2608.01489"},"observation_digest":"sha256:2191d9b83ef78ea1acfae278430ee1d3028ddabcdbf06d95e791679e5bf4a019","observation_id":"c654018e-982b-4bc7-8f30-0462474dfb37","resolution":{"observed_at":"2026-08-06T00:15:55.989871Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/2111.01170/citation-record","integrity":"/paper/2111.01170/integrity","json":"/paper/2111.01170/citation-record.json","paper":"/paper/2111.01170"},"outbound":[],"paper":{"arxiv_id":"2111.01170","last_updated":"2022-04-28T18:44:41Z","latest_version":2,"primary_category":"hep-ph","snapshot_observed_at":"2026-07-06T12:04:21.124474Z","submitted_at":"2021-11-01T18:02:15Z","title":"Positivity and renormalization of parton densities"},"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 6 inbound Pith citation observations for arXiv:2111.01170."}