{"as_of":"2026-08-08T21:45:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:232f7db81bacf67912702d9d6e03c5ad4dd33c26ceebf91e84ca46b2110373b5","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":"2026-08-08T06:32:00.761636+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":"2026-08-07T15:12:35.290672Z","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":"2026-08-07T15:12:36.517008Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1507.07403","last_updated":"2015-07-27T13:47:41Z","snapshot_observed_at":"2026-07-06T04:24:58.435237Z","submitted_at":"2015-07-27T13:47:41Z","title":"Requirements for Open-Ended Evolution in Natural and Artificial Systems","version":1},"cited_work":{"arxiv_id":"1507.07403","doi":null,"metadata_source":"pith","pith_arxiv_id":"1507.07403","snapshot_observed_at":"2026-08-07T15:12:36.517008Z","title":"Requirements for Open-Ended Evolution in Natural and Artificial Systems","venue":"cs.NE","work_id":"267180a6-4c25-4417-aa49-477a62d064ad","year":2015},"citing_paper":{"arxiv_id":"2505.15998","last_updated":"2026-06-04T19:14:10Z","snapshot_observed_at":"2026-08-07T17:08:31.940665Z","submitted_at":"2025-05-21T20:28:58Z","title":"Exploring Flow-Lenia Universes with a Curiosity-driven AI Scientist: Discovering Diverse Ecosystem Dynamics","version":4},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-07T15:12:35.290672Z"},"links":{"cited_paper":"/paper/1507.07403","citing_paper":"/paper/2505.15998"},"observation_digest":"sha256:ce46c8f8e4d2653d5c7cf3162364e051802c32205d8c41bf24ce572c5401fd09","observation_id":"6b864def-9745-423c-8b44-e6c2ef142ee6","resolution":{"observed_at":"2026-08-07T15:12:36.587250Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-08T06:32:00.761636+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-08T06:32:00.761636+00:00","source":"crossref"},{"observed_at":"2026-08-08T06:31:55.24221+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1507.07403/citation-record","integrity":"/paper/1507.07403/integrity","json":"/paper/1507.07403/citation-record.json","paper":"/paper/1507.07403"},"outbound":[],"paper":{"arxiv_id":"1507.07403","last_updated":"2015-07-27T13:47:41Z","latest_version":1,"primary_category":"cs.NE","snapshot_observed_at":"2026-07-06T04:24:58.435237Z","submitted_at":"2015-07-27T13:47:41Z","title":"Requirements for Open-Ended Evolution in Natural and Artificial Systems"},"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":"2026-08-08T06:32:00.761636+00:00","source":"crossref"},{"observed_at":"2026-08-08T06:31:55.24221+00:00","source":"retraction_watch"}],"thesis":"As of 8 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1507.07403."}