{"as_of":"2026-08-09T16:21:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:a47240098a4e350023c7a523cb23dbe2d7738996efc67a2adfb0a5a517c79e90","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":"2026-08-09T06:31:02.800959+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":"2026-08-07T15:18:44.230214Z","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":"2026-08-06T05:41:26.467555Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1610.06392","last_updated":"2016-10-20T13:11:57Z","snapshot_observed_at":"2026-07-06T05:15:21.042868Z","submitted_at":"2016-10-20T13:11:57Z","title":"In-beam measurement of the hydrogen hyperfine splitting - towards antihydrogen spectroscopy","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1610.06392","snapshot_observed_at":"2026-08-07T15:18:44.230214Z","title":"Diermaier, C","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2505.15890","last_updated":"2025-07-07T20:39:02Z","snapshot_observed_at":"2026-08-09T06:18:06.983222Z","submitted_at":"2025-05-21T18:00:00Z","title":"Hydrogen 21 cm Constraints on the Photon's Spin Scale","version":2},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-07T15:18:44.230214Z"},"links":{"cited_paper":"/paper/1610.06392","citing_paper":"/paper/2505.15890"},"observation_digest":"sha256:f3e318f19b4460c458be256aa82c9159d58614597090ddca9c20bb1008c90da5","observation_id":"c40e26f7-ea15-4d0c-a53d-4804c476c5d6","resolution":{"observed_at":"2026-08-07T15:18:44.230214Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1610.06392","last_updated":"2016-10-20T13:11:57Z","snapshot_observed_at":"2026-07-06T05:15:21.042868Z","submitted_at":"2016-10-20T13:11:57Z","title":"In-beam measurement of the hydrogen hyperfine splitting - towards antihydrogen spectroscopy","version":1},"cited_work":{"arxiv_id":"1610.06392","doi":null,"metadata_source":"pith","pith_arxiv_id":"1610.06392","snapshot_observed_at":"2026-08-06T05:41:26.467555Z","title":"In-beam measurement of the hydrogen hyperfine splitting - towards antihydrogen spectroscopy","venue":"physics.atom-ph","work_id":"8199c6e7-de5d-4e5f-8e2c-a25f6b4031cf","year":2016},"citing_paper":{"arxiv_id":"2508.01366","last_updated":"2025-08-02T13:38:21Z","snapshot_observed_at":"2026-08-06T05:41:23.910791Z","submitted_at":"2025-08-02T13:38:21Z","title":"Eliminating beam-induced depolarizing effects in the hydrogen jet target for high-precision proton beam polarimetry at the Electron-Ion Collider","version":1},"reference_index":39,"source":"arxiv_source","source_observed_at":"2026-08-06T05:41:25.583136Z"},"links":{"cited_paper":"/paper/1610.06392","citing_paper":"/paper/2508.01366"},"observation_digest":"sha256:721808cee1cd510d9917376f504cef2f259df4b3c71a4b3600b8d900184fe34b","observation_id":"38387981-9c78-4d4f-863f-b4343cb643c6","resolution":{"observed_at":"2026-08-06T05:41:26.478109Z","resolver_source":"local_arxiv","status":"metadata_mismatch"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1610.06392/citation-record","integrity":"/paper/1610.06392/integrity","json":"/paper/1610.06392/citation-record.json","paper":"/paper/1610.06392"},"outbound":[],"paper":{"arxiv_id":"1610.06392","last_updated":"2016-10-20T13:11:57Z","latest_version":1,"primary_category":"physics.atom-ph","snapshot_observed_at":"2026-07-06T05:15:21.042868Z","submitted_at":"2016-10-20T13:11:57Z","title":"In-beam measurement of the hydrogen hyperfine splitting - towards antihydrogen spectroscopy"},"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":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"thesis":"As of 9 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 2 inbound Pith citation observations for arXiv:1610.06392."}