{"as_of":"2026-08-13T06:31:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:c26198224b5a180863ef2cd599d687f60ee93ffc4190a0522694a9ec6dc5c07b","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":1,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":1,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-12T06:34:41.77262+00:00","state":"measured"},{"denominator":1,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":1,"source":"paper_references, paper_reference_links","source_observed_at":"2026-05-24T04:03:45.502627Z","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":"2026-05-24T04:03:53.580969Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2401.04207","last_updated":"2024-01-08T19:35:43Z","snapshot_observed_at":"2026-08-13T04:47:01.397412Z","submitted_at":"2024-01-08T19:35:43Z","title":"The Kondo effect in the quantum $XX$ spin chain","version":1},"cited_work":{"arxiv_id":"2401.04207","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2401.04207","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Kattel, Y","venue":null,"work_id":"1760c9be-d589-4674-bf70-e7e56e052eab","year":2024},"citing_paper":{"arxiv_id":"2402.09510","last_updated":"2026-04-07T12:59:08Z","snapshot_observed_at":"2026-08-02T22:53:56.949361Z","submitted_at":"2024-02-14T19:00:01Z","title":"Dissipation driven phase transition in the non-Hermitian Kondo model","version":3},"reference_index":34,"source":"pdf_text","source_observed_at":"2026-05-24T04:03:45.502627Z"},"links":{"cited_paper":"/paper/2401.04207","citing_paper":"/paper/2402.09510"},"observation_digest":"sha256:affbaca7971abb5a13abf8cfd3545438ada2d4cebbf5b2b695c1fc6e638f962f","observation_id":"1d9c5143-0028-4706-9eb5-e2bc78b20b64","resolution":{"observed_at":"2026-05-24T04:03:53.584015Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-12T06:34:41.77262+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-12T06:34:41.77262+00:00","source":"crossref"},{"observed_at":"2026-08-12T06:34:36.333875+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2401.04207/citation-record","integrity":"/paper/2401.04207/integrity","json":"/paper/2401.04207/citation-record.json","paper":"/paper/2401.04207"},"outbound":[],"paper":{"arxiv_id":"2401.04207","last_updated":"2024-01-08T19:35:43Z","latest_version":1,"primary_category":"cond-mat.str-el","snapshot_observed_at":"2026-08-13T04:47:01.397412Z","submitted_at":"2024-01-08T19:35:43Z","title":"The Kondo effect in the quantum $XX$ spin chain"},"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":"2026-08-12T06:34:41.77262+00:00","source":"crossref"},{"observed_at":"2026-08-12T06:34:36.333875+00:00","source":"retraction_watch"}],"thesis":"As of 13 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2401.04207."}