{"as_of":"2026-08-16T16:41:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:0c9423e944d8c8f2aa26d5be8dae40bad1adb5394a56a1f7f73bd02f080e21db","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":"2026-08-16T06:30:59.297886+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":"2026-08-14T13:14:39.988921Z","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":"2026-08-14T13:14:40.213958Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1812.05089","last_updated":"2019-11-06T14:55:25Z","snapshot_observed_at":"2026-08-16T10:34:28.523647Z","submitted_at":"2018-12-12T18:55:53Z","title":"Maximum power and corresponding efficiency for two-level heat engines and refrigerators: optimality of fast cycles","version":2},"cited_work":{"arxiv_id":"1812.05089","doi":null,"metadata_source":"pith","pith_arxiv_id":"1812.05089","snapshot_observed_at":"2026-08-14T13:14:40.213958Z","title":"Maximum power and corresponding efficiency for two-level heat engines and refrigerators: optimality of fast cycles","venue":"quant-ph","work_id":"63fae703-7050-4917-8ea3-d7226229be1a","year":2018},"citing_paper":{"arxiv_id":"1908.05574","last_updated":"2019-08-16T14:22:16Z","snapshot_observed_at":"2026-08-16T02:22:58.843880Z","submitted_at":"2019-08-15T15:06:00Z","title":"Heat rectification via a superconducting artificial atom","version":2},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-14T13:14:39.988921Z"},"links":{"cited_paper":"/paper/1812.05089","citing_paper":"/paper/1908.05574"},"observation_digest":"sha256:462f6447f37d88c88ff23bb1a3699aca38c710d6dd2db320afb4ef02a03d944f","observation_id":"accc8f8b-abbb-4254-8db4-290282d80a3e","resolution":{"observed_at":"2026-08-14T13:14:40.223340Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1812.05089/citation-record","integrity":"/paper/1812.05089/integrity","json":"/paper/1812.05089/citation-record.json","paper":"/paper/1812.05089"},"outbound":[],"paper":{"arxiv_id":"1812.05089","last_updated":"2019-11-06T14:55:25Z","latest_version":2,"primary_category":"quant-ph","snapshot_observed_at":"2026-08-16T10:34:28.523647Z","submitted_at":"2018-12-12T18:55:53Z","title":"Maximum power and corresponding efficiency for two-level heat engines and refrigerators: optimality of fast cycles"},"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":"2026-08-16T06:30:59.297886+00:00","source":"crossref"},{"observed_at":"2026-08-16T06:30:54.164669+00:00","source":"retraction_watch"}],"thesis":"As of 16 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1812.05089."}