{"as_of":"2026-08-08T15:00:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:817ca805d9585a0b772014046d2e53f71339d3f731ed2d8b2b3e0ccc1eaa0f4b","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":"2026-08-07T21:39:33.435041Z","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":"2026-08-07T21:39:33.618827Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1807.05247","last_updated":"2018-08-21T21:33:40Z","snapshot_observed_at":"2026-08-04T17:23:45.342366Z","submitted_at":"2018-07-13T18:56:34Z","title":"Channel Charting: Locating Users within the Radio Environment using Channel State Information","version":2},"cited_work":{"arxiv_id":"1807.05247","doi":null,"metadata_source":"pith","pith_arxiv_id":"1807.05247","snapshot_observed_at":"2026-08-07T21:39:33.618827Z","title":"Channel Charting: Locating Users within the Radio Environment using Channel State Information","venue":"cs.IT","work_id":"f1579826-e084-4bc8-a18f-8dfe45a5fae3","year":2018},"citing_paper":{"arxiv_id":"2502.09405","last_updated":"2025-02-13T15:31:47Z","snapshot_observed_at":"2026-08-08T07:04:33.524996Z","submitted_at":"2025-02-13T15:31:47Z","title":"ESPARGOS: An Ultra Low-Cost, Realtime-Capable Multi-Antenna WiFi Channel Sounder","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-07T21:39:33.435041Z"},"links":{"cited_paper":"/paper/1807.05247","citing_paper":"/paper/2502.09405"},"observation_digest":"sha256:18388c28768da6f5f8ae078304b5706b28fb494acbb13e903832ea8657c4f2f6","observation_id":"623abf2e-959d-4be9-86af-ae478fe1fdbd","resolution":{"observed_at":"2026-08-07T21:39:33.624259Z","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/1807.05247/citation-record","integrity":"/paper/1807.05247/integrity","json":"/paper/1807.05247/citation-record.json","paper":"/paper/1807.05247"},"outbound":[],"paper":{"arxiv_id":"1807.05247","last_updated":"2018-08-21T21:33:40Z","latest_version":2,"primary_category":"cs.IT","snapshot_observed_at":"2026-08-04T17:23:45.342366Z","submitted_at":"2018-07-13T18:56:34Z","title":"Channel Charting: Locating Users within the Radio Environment using Channel State Information"},"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:1807.05247."}