{"as_of":"2026-08-18T20:42:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:cffc3561ae7aab31cab52f13a51b7b20392555f2975bc48719a2498d90226080","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":"2026-08-18T06:34:40.430872+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":"2026-08-04T20:56:54.440118Z","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":"2026-08-04T20:56:54.626331Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1412.7805","last_updated":"2014-12-25T09:04:28Z","snapshot_observed_at":"2026-08-14T23:06:07.621426Z","submitted_at":"2014-12-25T09:04:28Z","title":"A polarization gadget with two quarter wave plates: Application to Mueller Polarimetry","version":1},"cited_work":{"arxiv_id":"1412.7805","doi":null,"metadata_source":"pith","pith_arxiv_id":"1412.7805","snapshot_observed_at":"2026-08-04T20:56:54.626331Z","title":"A polarization gadget with two quarter wave plates: Application to Mueller Polarimetry","venue":"physics.optics","work_id":"3ac7b701-51c9-4f28-91b3-e89a66d0a4b3","year":2014},"citing_paper":{"arxiv_id":"2509.08398","last_updated":"2025-09-10T08:43:59Z","snapshot_observed_at":"2026-08-17T16:59:41.171250Z","submitted_at":"2025-09-10T08:43:59Z","title":"Mathematics of effective $q$-plate in polarization optics","version":1},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-04T20:56:54.440118Z"},"links":{"cited_paper":"/paper/1412.7805","citing_paper":"/paper/2509.08398"},"observation_digest":"sha256:f63209c947cebb3a53496e4435a1943f6faa2bba60b399531d69bfdc0894d4d9","observation_id":"55ee8922-88e2-4d05-b194-731de2065f46","resolution":{"observed_at":"2026-08-04T20:56:54.631139Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-18T06:34:40.430872+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1412.7805/citation-record","integrity":"/paper/1412.7805/integrity","json":"/paper/1412.7805/citation-record.json","paper":"/paper/1412.7805"},"outbound":[],"paper":{"arxiv_id":"1412.7805","last_updated":"2014-12-25T09:04:28Z","latest_version":1,"primary_category":"physics.optics","snapshot_observed_at":"2026-08-14T23:06:07.621426Z","submitted_at":"2014-12-25T09:04:28Z","title":"A polarization gadget with two quarter wave plates: Application to Mueller Polarimetry"},"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":"2026-08-18T06:34:40.430872+00:00","source":"crossref"},{"observed_at":"2026-08-18T06:34:34.496301+00:00","source":"retraction_watch"}],"thesis":"As of 18 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1412.7805."}