{"as_of":"2026-08-19T17:56:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:0a3a0e8c9f6ae8e2c764004ee213e8adf60188ff122e24d450e7d16a03d98979","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":"2026-08-19T06:32:44.657259+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":"2026-08-15T20:22:47.821307Z","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":"2026-08-16T12:16:17.039197Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2401.16039","last_updated":"2024-10-25T10:18:00Z","snapshot_observed_at":"2026-08-17T07:39:32.664969Z","submitted_at":"2024-01-29T10:47:37Z","title":"Data-Driven Filter Design in FBP: Transforming CT Reconstruction with Trainable Fourier Series","version":2},"cited_work":{"arxiv_id":"2401.16039","doi":"10.48550/arxiv.2401.16039","metadata_source":"pith","pith_arxiv_id":"2401.16039","snapshot_observed_at":"2026-08-16T12:16:17.039197Z","title":"Data-Driven Filter Design in FBP: Transforming CT Reconstruction with Trainable Fourier Series","venue":"eess.IV","work_id":"32f0c22b-9c74-44aa-b26c-9bcba649f42c","year":2024},"citing_paper":{"arxiv_id":"2505.13579","last_updated":"2025-05-19T15:31:40Z","snapshot_observed_at":"2026-08-17T07:38:53.476248Z","submitted_at":"2025-05-19T15:31:40Z","title":"Learning Wavelet-Sparse FDK for 3D Cone-Beam CT Reconstruction","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-15T20:22:47.821307Z"},"links":{"cited_paper":"/paper/2401.16039","citing_paper":"/paper/2505.13579"},"observation_digest":"sha256:52de6b88ce502bd86b69ca2f65e46e859994e061dd0328591235ba9272bcea1b","observation_id":"4d6c607f-0d59-4f5a-af3a-39902c67ed94","resolution":{"observed_at":"2026-08-15T20:22:47.937705Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-19T06:32:44.657259+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-19T06:32:44.657259+00:00","source":"crossref"},{"observed_at":"2026-08-19T06:32:39.956319+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2401.16039/citation-record","integrity":"/paper/2401.16039/integrity","json":"/paper/2401.16039/citation-record.json","paper":"/paper/2401.16039"},"outbound":[],"paper":{"arxiv_id":"2401.16039","last_updated":"2024-10-25T10:18:00Z","latest_version":2,"primary_category":"eess.IV","snapshot_observed_at":"2026-08-17T07:39:32.664969Z","submitted_at":"2024-01-29T10:47:37Z","title":"Data-Driven Filter Design in FBP: Transforming CT Reconstruction with Trainable Fourier Series"},"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":"2026-08-19T06:32:44.657259+00:00","source":"crossref"},{"observed_at":"2026-08-19T06:32:39.956319+00:00","source":"retraction_watch"}],"thesis":"As of 19 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2401.16039."}