{"kind":"insufficient-history","endpoint":{"endpoint_id":"ep_fadc1f64c2b60b61","label":"api.x402node.dev GET /citation/pubmed","resource":"https://api.x402node.dev/citation/pubmed","probe_url":"https://api.x402node.dev/citation/pubmed","method":"GET","rail":"x402","operator":"x402node.dev","self":false,"probe_policy":"daily","policy_reason":null,"succeeds":null,"succeeds_statement":null},"current":{"observed_at":"2026-08-31T07:02:54.377Z","outcome":"Quoted","sub_codes":[],"rule_id":"R14a","confidence":"definitive","http_status":402,"latency_total_ms":62,"quote":{"rail":"x402","x402_version":2,"scheme":"exact","network_caip2":"eip155:8453","network_native":"eip155:8453","amount_atomic":"6000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x4466d4A84b7c49a6A094ec6eef4a0712D6dd125e","max_timeout_s":300,"archived_not_published":["envelope_extensions","extensions","extra"]},"quote_fingerprint":"6253ea0b52b07df7","response_schema_fingerprint":"dbc4e31bcd30fc2b","capture_sha256":"2f19ee9f2f2c280f1e2fd306d95fa428f77a152a27babd81940d00c461434fc5"},"held":{"observations":1,"first_observed_at":"2026-08-31T07:02:54.377Z","last_observed_at":"2026-08-31T07:02:54.377Z","days_held":0},"archive":{"first_observed_at":"2026-08-31T07:02:54.377Z","last_observed_at":"2026-08-31T07:02:54.377Z","days_held":0,"observations":1,"basis":"Every observation we hold of this endpoint, at ANY depth - not the window you asked for and not the tier you paid for. A free caller and a full-archive caller see the same number here, so our depth can be measured before it is bought (ADR-011). `Not probed` rows are excluded: those are our absence, never an observation of anyone."},"requested_days":7,"statement":"probe402 holds 1 observation(s) spanning 0.00 day(s), which cannot support a 7-day summary. The current observation above is the full extent of what we can honestly say.","satisfiable_from":"2026-09-07T07:02:54.377Z","answer_version":"0.1.0","series_breaks":[],"tier":{"name":"free","days":7,"price_usd":0},"window":{"from":"2026-08-24T18:20:21.294Z","to":"2026-08-31T18:20:21.294Z"},"non_affiliation":"probe402 is not affiliated with, endorsed by, or compensated by any endpoint or operator it grades. Every claim here is a dated observation from our vantage, never a statement about what an endpoint is.","method_url":"https://probe402.com/method","read_integrity":{"observation_files_read":255,"unreadable_files":0,"unreadable_keys":[],"archive_depth_memo":{"status":"used","reason":null,"through_key":"dataset/observations/2026-08-30/t20260830T230000Z.jsonl","files_memoized":232},"window_projection":{"status":"absent","reason":"endpoint ep_fadc1f64c2b60b61 is in id bucket 10 and the projection has rebuilt 1 of 16; the backfill reaches it in 10 more collector pass(es), and until then this answer is the full walk","through_key":"dataset/observations/2026-08-31/t20260831T144500Z.jsonl","covers_from":null,"rows_supplied":0},"statement":"Every observation file this answer opened was read (255 file(s)). No row is missing from this answer because we could not read it. A further 232 file(s) did not need reading: the archive-depth memo already holds their fold, checked against the archive's own listing through dataset/observations/2026-08-30/t20260830T230000Z.jsonl. The window above was walked file by file (window projection absent: endpoint ep_fadc1f64c2b60b61 is in id bucket 10 and the projection has rebuilt 1 of 16; the backfill reaches it in 10 more collector pass(es), and until then this answer is the full walk), which is the unaccelerated read and never a shorter one."}}