{"kind":"insufficient-history","endpoint":{"endpoint_id":"ep_1d93059dac92523e","label":"x402-echo-service.onrender.com POST /echo","resource":"https://x402-echo-service.onrender.com/echo","probe_url":"https://x402-echo-service.onrender.com/echo","method":"POST","rail":"x402","operator":"x402-echo-service.onrender.com","self":false,"probe_policy":"daily","policy_reason":null,"cadence":"daily","cadence_statement":"Probed once a day, at an hour this endpoint keeps, so a reading is at most a day old and this record supports day-resolution survival and price-change — never intra-day health.","succeeds":null,"succeeds_statement":null},"current":{"observed_at":"2026-09-01T06:46:10.766Z","outcome":"Quoted","sub_codes":["dual-rail","mpp-challenge"],"rule_id":"R14e","confidence":"definitive","http_status":402,"latency_total_ms":46,"quote":{"rail":"x402","x402_version":2,"scheme":"exact","network_caip2":"eip155:8453","network_native":"eip155:8453","amount_atomic":"1000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0x9Cc774A8eD49d89cBA1A288F4a050B8F7FbA77EE","max_timeout_s":300,"archived_not_published":["envelope_extensions","extensions","extra"]},"quote_fingerprint":"384629f6666c3443","response_schema_fingerprint":"bc2cead10d7767ff","capture_sha256":"fd828e4b047fc745dfe9e54a10b7e7e6a76df61e49bec76d3e28d3e0666dec22"},"held":{"observations":1,"first_observed_at":"2026-09-01T06:46:10.766Z","last_observed_at":"2026-09-01T06:46:10.766Z","days_held":0},"archive":{"first_observed_at":"2026-09-01T06:46:10.766Z","last_observed_at":"2026-09-01T06:46:10.766Z","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":"2026-09-08T06:46:10.766Z","answer_version":"0.1.0","series_breaks":[],"tier":{"name":"free","days":7,"price_usd":0},"window":{"from":"2026-08-25T09:12:34.563Z","to":"2026-09-01T09:12:34.563Z"},"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":290,"unreadable_files":0,"unreadable_keys":[],"archive_depth_memo":{"status":"used","reason":null,"through_key":"dataset/observations/2026-08-31/t20260831T234500Z.jsonl","files_memoized":293},"window_projection":{"status":"absent","reason":"endpoint ep_1d93059dac92523e is in id bucket 6 and the projection has rebuilt 4 of 16; the backfill reaches it in 3 more COMPLETED collector pass(es), and until then this answer is the full walk. The last pass to complete was t20260901T083000Z at 2026-09-01T08:30:00.000Z","through_key":"dataset/observations/2026-09-01/t20260901T083000Z.jsonl","covers_from":null,"rows_supplied":0},"statement":"Every observation file this answer opened was read (290 file(s)). No row is missing from this answer because we could not read it. A further 293 file(s) did not need reading: the archive-depth memo already holds their fold, checked against the archive's own listing through dataset/observations/2026-08-31/t20260831T234500Z.jsonl. The window above was walked file by file (window projection absent: endpoint ep_1d93059dac92523e is in id bucket 6 and the projection has rebuilt 4 of 16; the backfill reaches it in 3 more COMPLETED collector pass(es), and until then this answer is the full walk. The last pass to complete was t20260901T083000Z at 2026-09-01T08:30:00.000Z), which is the unaccelerated read and never a shorter one."}}