{"as_of":"2026-08-17T02:10:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:20c9cdd85498735c5f3aad418827d6c3d53511b035d6d72bd2cd8b10f1005ffb","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":"2026-08-11T23:21:21.057050Z","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":"2026-08-11T23:21:21.485632Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2204.12621","last_updated":"2022-12-09T13:37:30Z","snapshot_observed_at":"2026-08-16T17:04:21.818128Z","submitted_at":"2022-04-26T22:36:04Z","title":"A sharp upper bound for sampling numbers in $L_{2}$","version":2},"cited_work":{"arxiv_id":"2204.12621","doi":null,"metadata_source":"pith","pith_arxiv_id":"2204.12621","snapshot_observed_at":"2026-08-11T23:21:21.485632Z","title":"A sharp upper bound for sampling numbers in $L_{2}$","venue":"math.NA","work_id":"fe7f58ff-7cf7-441c-8c6b-a426607fdf08","year":2022},"citing_paper":{"arxiv_id":"2412.02797","last_updated":"2025-05-27T19:38:57Z","snapshot_observed_at":"2026-08-16T19:42:54.172042Z","submitted_at":"2024-12-03T20:00:11Z","title":"Some lower bounds for optimal sampling recovery of functions with mixed smoothness","version":2},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-11T23:21:21.057050Z"},"links":{"cited_paper":"/paper/2204.12621","citing_paper":"/paper/2412.02797"},"observation_digest":"sha256:166a357d09aa90b5a7710b5bb307898593762957332f5ad4e26e15be91a9f1d9","observation_id":"6533d907-85b3-4b72-8aac-9031aa4ad0b8","resolution":{"observed_at":"2026-08-11T23:21:21.489323Z","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/2204.12621/citation-record","integrity":"/paper/2204.12621/integrity","json":"/paper/2204.12621/citation-record.json","paper":"/paper/2204.12621"},"outbound":[],"paper":{"arxiv_id":"2204.12621","last_updated":"2022-12-09T13:37:30Z","latest_version":2,"primary_category":"math.NA","snapshot_observed_at":"2026-08-16T17:04:21.818128Z","submitted_at":"2022-04-26T22:36:04Z","title":"A sharp upper bound for sampling numbers in $L_{2}$"},"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 17 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2204.12621."}