{"as_of":"2026-08-11T04:30:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:d55e8c0e6548baa79c4483d123dc3c193c1de498834cc34cffcf59ea589609b1","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":"2026-08-10T06:31:04.303077+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":"2026-08-08T17:13:40.574240Z","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":"2026-08-08T17:13:40.885631Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1806.04020","last_updated":"2019-03-15T04:04:50Z","snapshot_observed_at":"2026-07-06T06:44:08.772588Z","submitted_at":"2018-06-11T14:28:45Z","title":"Polyethylene naphthalate film as a wavelength shifter in liquid argon detectors","version":2},"cited_work":{"arxiv_id":"1806.04020","doi":null,"metadata_source":"pith","pith_arxiv_id":"1806.04020","snapshot_observed_at":"2026-08-08T17:13:40.885631Z","title":"Polyethylene naphthalate film as a wavelength shifter in liquid argon detectors","venue":"physics.ins-det","work_id":"9e33b66d-2347-4417-a160-1d69407e708c","year":2018},"citing_paper":{"arxiv_id":"2502.05978","last_updated":"2025-04-17T17:30:01Z","snapshot_observed_at":"2026-08-08T17:07:42.525093Z","submitted_at":"2025-02-09T18:10:39Z","title":"Quality control of PEN wavelength shifters for DarkSide-20k veto","version":2},"reference_index":3,"source":"arxiv_source","source_observed_at":"2026-08-08T17:13:40.574240Z"},"links":{"cited_paper":"/paper/1806.04020","citing_paper":"/paper/2502.05978"},"observation_digest":"sha256:7f4c86859f21477957ba9bdf023ad813aab9cd8dd685ebe8d8b17e0afd28157b","observation_id":"9f947ccf-d28b-4c2d-b977-8302e6c1dcad","resolution":{"observed_at":"2026-08-08T17:13:40.977469Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-10T06:31:04.303077+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-10T06:31:04.303077+00:00","source":"crossref"},{"observed_at":"2026-08-10T06:30:57.382061+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1806.04020/citation-record","integrity":"/paper/1806.04020/integrity","json":"/paper/1806.04020/citation-record.json","paper":"/paper/1806.04020"},"outbound":[],"paper":{"arxiv_id":"1806.04020","last_updated":"2019-03-15T04:04:50Z","latest_version":2,"primary_category":"physics.ins-det","snapshot_observed_at":"2026-07-06T06:44:08.772588Z","submitted_at":"2018-06-11T14:28:45Z","title":"Polyethylene naphthalate film as a wavelength shifter in liquid argon detectors"},"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":"2026-08-10T06:31:04.303077+00:00","source":"crossref"},{"observed_at":"2026-08-10T06:30:57.382061+00:00","source":"retraction_watch"}],"thesis":"As of 11 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1806.04020."}