{"as_of":"2026-08-21T10:04:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:e969f3853ac64386a6672f27c6db144fea4d056648f1b9f4a1be50a0c4bacb6d","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":"2026-08-21T06:32:19.484+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":"2026-08-01T23:14:55.449411Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2407.15504","last_updated":"2024-12-11T01:59:36Z","snapshot_observed_at":"2026-08-16T13:32:12.351412Z","submitted_at":"2024-07-22T09:40:13Z","title":"Fundamental Limits of Prompt Compression: A Rate-Distortion Framework for Black-Box Language Models","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2407.15504","snapshot_observed_at":"2026-08-01T23:14:55.449411Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2607.15516","last_updated":"2026-07-17T00:03:47Z","snapshot_observed_at":"2026-08-17T14:06:30.468615Z","submitted_at":"2026-07-17T00:03:47Z","title":"Cache-Aware Prompt Compression:A Two-Tier Cost Model for LLM API Caching","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-01T23:14:55.449411Z"},"links":{"cited_paper":"/paper/2407.15504","citing_paper":"/paper/2607.15516"},"observation_digest":"sha256:00eabe50e965cfab3cb2d92de9b4dc4f974d49a8d4c3d84429dd9a60d260f2a6","observation_id":"4d43ba17-ac2f-4da1-bcc0-d9bfa014d235","resolution":{"observed_at":"2026-08-01T23:14:55.449411Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/2407.15504/citation-record","integrity":"/paper/2407.15504/integrity","json":"/paper/2407.15504/citation-record.json","paper":"/paper/2407.15504"},"outbound":[],"paper":{"arxiv_id":"2407.15504","last_updated":"2024-12-11T01:59:36Z","latest_version":2,"primary_category":"cs.LG","snapshot_observed_at":"2026-08-16T13:32:12.351412Z","submitted_at":"2024-07-22T09:40:13Z","title":"Fundamental Limits of Prompt Compression: A Rate-Distortion Framework for Black-Box Language Models"},"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":"2026-08-21T06:32:19.484+00:00","source":"crossref"},{"observed_at":"2026-08-21T06:32:16.066871+00:00","source":"retraction_watch"}],"thesis":"As of 21 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 1 inbound Pith citation observation for arXiv:2407.15504."}