{"as_of":"2026-08-15T05:25:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:938c418e773aa4697809552bdd99431a6a2462dbb4489dc9abfc30b6b8671e08","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":"2026-08-14T06:32:32.682623+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":"2026-08-06T05:02:06.035188Z","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":"2026-08-06T05:02:06.086670Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2106.06781","last_updated":"2021-06-12T13:54:03Z","snapshot_observed_at":"2026-07-06T11:18:36.137567Z","submitted_at":"2021-06-12T13:54:03Z","title":"A Data-Driven Approach for Contact Detection, Classification and Reaction in Physical Human-Robot Collaboration","version":1},"cited_work":{"arxiv_id":"2106.06781","doi":null,"metadata_source":"pith","pith_arxiv_id":"2106.06781","snapshot_observed_at":"2026-08-06T05:02:06.086670Z","title":"A Data-Driven Approach for Contact Detection, Classification and Reaction in Physical Human-Robot Collaboration","venue":"cs.RO","work_id":"9fa15b5f-f578-41a9-8e5d-86f4a4a193d8","year":2021},"citing_paper":{"arxiv_id":"2508.02425","last_updated":"2026-06-29T08:12:25Z","snapshot_observed_at":"2026-08-11T16:53:18.745165Z","submitted_at":"2025-08-04T13:45:37Z","title":"Multi-Class Human/Object Detection on Robot Manipulators using Proprioceptive Sensing","version":2},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-06T05:02:06.035188Z"},"links":{"cited_paper":"/paper/2106.06781","citing_paper":"/paper/2508.02425"},"observation_digest":"sha256:0e46ab848307a280b5e4544bb1a5c80b25f869e5e7c95aa6cb61e86e438ec944","observation_id":"5f2fe3af-8a8f-4b01-8b26-280fda9d0e9b","resolution":{"observed_at":"2026-08-06T05:02:06.091437Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2106.06781/citation-record","integrity":"/paper/2106.06781/integrity","json":"/paper/2106.06781/citation-record.json","paper":"/paper/2106.06781"},"outbound":[],"paper":{"arxiv_id":"2106.06781","last_updated":"2021-06-12T13:54:03Z","latest_version":1,"primary_category":"cs.RO","snapshot_observed_at":"2026-07-06T11:18:36.137567Z","submitted_at":"2021-06-12T13:54:03Z","title":"A Data-Driven Approach for Contact Detection, Classification and Reaction in Physical Human-Robot Collaboration"},"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":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"thesis":"As of 15 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2106.06781."}