{"kind":"insufficient-history","endpoint":{"endpoint_id":"ep_37456d6f8eaec59e","label":"402utils.com POST /v1/echo","resource":"https://402utils.com/v1/echo","probe_url":"https://402utils.com/v1/echo","method":"POST","rail":"x402","operator":"402utils.com","self":false,"probe_policy":"daily","policy_reason":null,"succeeds":null,"succeeds_statement":null},"current":{"observed_at":"2026-08-31T09:01:57.737Z","outcome":"Quoted","sub_codes":[],"rule_id":"R14a","confidence":"definitive","http_status":402,"latency_total_ms":633,"quote":{"rail":"x402","x402_version":2,"scheme":"exact","network_caip2":"eip155:8453","network_native":"eip155:8453","amount_atomic":"1000","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","pay_to":"0xc55A2D530b53CBaD1001e4AfD4720B7E71f9C291","max_timeout_s":60,"archived_not_published":["envelope_extensions","extensions","extra"]},"quote_fingerprint":"2b4395b34e4b79d9","response_schema_fingerprint":"304d4fecc3ec4f27","capture_sha256":"bf738f0557fb0da49b7b48e1678c0ca32ef2cd9f08d538497c46305e5699a507"},"held":{"observations":3,"first_observed_at":"2026-08-29T09:02:11.808Z","last_observed_at":"2026-08-31T09:01:57.737Z","days_held":1.9998},"archive":{"first_observed_at":"2026-08-29T09:02:11.808Z","last_observed_at":"2026-08-31T09:01:57.737Z","days_held":1.9998,"observations":3,"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 3 observation(s) spanning 2.00 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":"2026-09-05T09:02:11.808Z","answer_version":"0.1.0","series_breaks":[{"break_id":"brk_seedversion_20260831T090157737Z_202608283_202608311","kind":"seed-version","at":"2026-08-31T09:01:57.737Z","from":"2026-08-31T09:01:57.737Z","to":"2026-08-31T09:01:57.737Z","endpoint_ids":"all","detail":"seed_version changed 2026-08-28.3 -> 2026-08-31.1; observations either side were produced by different instruments","ref":"seed_version:2026-08-28.3->2026-08-31.1"}],"tier":{"name":"free","days":7,"price_usd":0},"window":{"from":"2026-08-24T14:14:10.063Z","to":"2026-08-31T14:14:10.063Z"},"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":238,"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":"there is no window-projection frontier yet, so nothing may stand in for the walk","through_key":null,"covers_from":null,"rows_supplied":0},"statement":"Every observation file this answer opened was read (238 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: there is no window-projection frontier yet, so nothing may stand in for the walk), which is the unaccelerated read and never a shorter one."}}