{"slug":"toll402-6ff414be","name":"Toll402","summary":"Offline structural validator for a Vietnamese Enterprise/Tax Code (Mã số thuế, MST). Strips spaces, checks the 10-digit head-office pattern or the 13-character branch pattern (10 digits + '-' + 3-digit sequence). Uses regex only since the official modulus-11 check-digit weight table is not consistently published.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:49.897182Z","sources":[{"source":"x402_bazaar","external_id":"https://toll402.dev/v1/t/mst_vn_validate","owner_address":"0x318d34fa0bd69eff17fac648d2df8cf7a88b3dbe","seen_at":"2026-10-26T05:59:09.576816Z","removed_at":null}],"endpoints":[{"url":"https://toll402.dev/v1/t/mst_vn_validate","host":"toll402.dev","protocol":"x402","state":"live","last_probe_at":"2026-10-26T00:12:37.426889Z","last_ok_at":"2026-10-26T00:12:37.426889Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"toll402-dev-0b10a34e","name":"toll402.dev"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":4,"paid_calls_30d":10,"last_paid_at":"2026-10-25T23:39:40.786Z","reported_at":"2026-10-26T05:59:09.576816Z"},"notice":"Not affiliated with addrbook — claim or request removal."}