{"as_of":"2026-08-12T03:06:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:47ccb3c774529e4df03b7104d87933f5bdab3803b7aa2cac4792958b527da7a8","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":"2026-08-11T06:34:44.6726+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":"2026-08-09T13:56:45.007500Z","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":"2026-08-09T13:56:45.045380Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2407.21760","last_updated":"2025-05-06T17:54:05Z","snapshot_observed_at":"2026-08-09T04:09:20.722636Z","submitted_at":"2024-07-31T17:29:15Z","title":"No-Go Theorems for Universal Entanglement Purification","version":2},"cited_work":{"arxiv_id":"2407.21760","doi":null,"metadata_source":"pith","pith_arxiv_id":"2407.21760","snapshot_observed_at":"2026-08-09T13:56:45.045380Z","title":"No-Go Theorems for Universal Entanglement Purification","venue":"quant-ph","work_id":"65de5da2-3d50-4466-9381-620b1a857282","year":2024},"citing_paper":{"arxiv_id":"2502.01964","last_updated":"2025-02-16T18:12:42Z","snapshot_observed_at":"2026-08-09T13:48:46.149768Z","submitted_at":"2025-02-04T03:22:27Z","title":"Design and Simulation of the Adaptive Continuous Entanglement Generation Protocol","version":2},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-08-09T13:56:45.007500Z"},"links":{"cited_paper":"/paper/2407.21760","citing_paper":"/paper/2502.01964"},"observation_digest":"sha256:deb4ecd4723063eeec75628fcafda68f0ab9ca763cfae9a9b52f2e6092ae9317","observation_id":"8d323a6a-e4f0-4f7b-9975-46d6208b6949","resolution":{"observed_at":"2026-08-09T13:56:45.052585Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2407.21760/citation-record","integrity":"/paper/2407.21760/integrity","json":"/paper/2407.21760/citation-record.json","paper":"/paper/2407.21760"},"outbound":[],"paper":{"arxiv_id":"2407.21760","last_updated":"2025-05-06T17:54:05Z","latest_version":2,"primary_category":"quant-ph","snapshot_observed_at":"2026-08-09T04:09:20.722636Z","submitted_at":"2024-07-31T17:29:15Z","title":"No-Go Theorems for Universal Entanglement Purification"},"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":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"thesis":"As of 12 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2407.21760."}