{"slug":"chainverdict-xyz-v1-validate-isin-isin-08f69bb9","name":"chainverdict.xyz/v1/validate/isin/:isin","summary":"Validate an ISIN against ISO 6166: country prefix, 9-character NSIN and Luhn check digit. Structural only; does not confirm the instrument exists or is tradeable.","status":"live","indexable":true,"listed_since":"2026-10-25T17:52:29.015048Z","sources":[{"source":"x402_bazaar","external_id":"https://chainverdict.xyz/v1/validate/isin/:isin","owner_address":"0xae2634e709c454f2720c65a0b2f9ba168e431842","seen_at":"2026-10-26T15:33:24.579289Z","removed_at":null}],"endpoints":[{"url":"https://chainverdict.xyz/v1/validate/isin/:isin","host":"chainverdict.xyz","protocol":"x402","state":"live","last_probe_at":"2026-10-26T01:42:03.118836Z","last_ok_at":"2026-10-26T01:42:03.118836Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"chainverdict-xyz-4828068f","name":"chainverdict.xyz"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":3,"paid_calls_30d":3,"last_paid_at":"2026-10-21T21:11:21.469Z","reported_at":"2026-10-26T15:33:24.579289Z"},"assessment":{"method":"2026.10.1","checks":[{"id":"answers","state":"pass","reason":"Answered a check 13 hours ago."},{"id":"owner","state":"fail","reason":"No one has proven control of its domain or of the wallet it is paid at."},{"id":"track_record","state":"fail","reason":"Listed for 0 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"3 different wallets paid it in 30 days, as the x402 Bazaar reports (not yet counted by addrbook); 10 are needed."},{"id":"clean_scan","state":"not_applicable","reason":"Not an MCP server."}],"passed":1,"applicable":4,"contradicted":false,"computed_at":"2026-10-26T14:49:45.954637Z"},"identity":{"endpoint_domains":["chainverdict.xyz"],"proven_domains":[],"proven_wallets":[],"namesakes":[],"namesake_count":0},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}