{"as_of":"2026-08-21T00:32:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:feb8792bda63db1a64406c30f9a734c3ac50a84d8b6b75ee1fd8d1cf71f2906c","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":"2026-08-20T06:33:59.587034+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":"2026-08-01T03:22:08.142104Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1904.13386","last_updated":"2019-05-14T13:49:37Z","snapshot_observed_at":"2026-08-14T16:39:10.926728Z","submitted_at":"2019-04-30T17:39:55Z","title":"Active Manifolds: A non-linear analogue to Active Subspaces","version":4},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1904.13386","snapshot_observed_at":"2026-08-01T03:22:08.142104Z","title":null,"venue":null,"work_id":null,"year":1904},"citing_paper":{"arxiv_id":"2607.25163","last_updated":"2026-07-28T00:22:24Z","snapshot_observed_at":"2026-08-08T01:26:32.839101Z","submitted_at":"2026-07-28T00:22:24Z","title":"A Riemannian View on Active Subspaces","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-01T03:22:08.142104Z"},"links":{"cited_paper":"/paper/1904.13386","citing_paper":"/paper/2607.25163"},"observation_digest":"sha256:e2a5086c72ff643d2ac4f9c9bc860cd570d8bc60e3d3b09791ba6a66f44b970c","observation_id":"5fec2085-5d1c-428d-baaf-e18f9e57eaab","resolution":{"observed_at":"2026-08-01T03:22:08.142104Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/1904.13386/citation-record","integrity":"/paper/1904.13386/integrity","json":"/paper/1904.13386/citation-record.json","paper":"/paper/1904.13386"},"outbound":[],"paper":{"arxiv_id":"1904.13386","last_updated":"2019-05-14T13:49:37Z","latest_version":4,"primary_category":"stat.ML","snapshot_observed_at":"2026-08-14T16:39:10.926728Z","submitted_at":"2019-04-30T17:39:55Z","title":"Active Manifolds: A non-linear analogue to Active Subspaces"},"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":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"thesis":"As of 21 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:1904.13386."}