{"slug":"toll402-d9d45a3a","name":"Toll402","summary":"Offline validator for an Austrian Firmenbuchnummer (FN), the company register number. Normalizes the numeric part (1-6 digits, left-padded to 6 for calculation), computes the modulo-11 check letter using weights 2,1,2,1,2,1 (Luhn-style digit reduction for products >=9 by subtracting 9) and the standard letter table (0=p,1=a,2=b,3=c,4=d,5=e,6=f,7=g,8=h,9=i,10=k), and compares it to the supplied check letter.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:49.897182Z","sources":[{"source":"x402_bazaar","external_id":"https://toll402.dev/v1/t/fn_at_validate","owner_address":"0x318d34fa0bd69eff17fac648d2df8cf7a88b3dbe","seen_at":"2026-10-30T18:37:42.055070Z","removed_at":null}],"endpoints":[{"url":"https://toll402.dev/v1/t/fn_at_validate","host":"toll402.dev","protocol":"x402","state":"live","last_probe_at":"2026-10-30T18:28:03.287558Z","last_ok_at":"2026-10-30T18:28:03.287558Z","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":[{"endpoint_url":"https://toll402.dev/v1/t/fn_at_validate","network":"eip155:8453","scheme":"exact","rail":"exact","asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","coin":"USDC","asset_label":"USD Coin","amount":"1000","pay_to":"0x318d34fa0bd69eff17fac648d2df8cf7a88b3dbe","observed_at":"2026-10-30T18:28:03.287558Z"}],"usage":{"source":"x402_bazaar","unique_payers_30d":7,"paid_calls_30d":13,"last_paid_at":"2026-10-27T10:14:40.575Z","reported_at":"2026-10-30T18:37:42.055070Z"},"assessment":{"method":"2026.10.2","checks":[{"id":"answers","state":"pass","reason":"Answered a check 4 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 4 days; 30 are needed."},{"id":"real_customers","state":"fail","reason":"7 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":"2026-10-30T00:27:04.861202Z"},"identity":{"endpoint_domains":["toll402.dev"],"proven_domains":[],"proven_wallets":[],"namesakes":[{"slug":"toll402-54841d2c","name":"Toll402","proven_domain":null},{"slug":"toll402-aa8a7cf2","name":"Toll402","proven_domain":null},{"slug":"toll402-70d729d5","name":"Toll402","proven_domain":null},{"slug":"toll402-f8becc84","name":"Toll402","proven_domain":null},{"slug":"toll402-4f5f2707","name":"Toll402","proven_domain":null},{"slug":"toll402-24d0ce61","name":"Toll402","proven_domain":null},{"slug":"toll402-79a2c78c","name":"Toll402","proven_domain":null},{"slug":"toll402-53877bf1","name":"Toll402","proven_domain":null},{"slug":"toll402-f3b18e80","name":"Toll402","proven_domain":null},{"slug":"toll402-42de7b35","name":"Toll402","proven_domain":null}],"namesake_count":27,"identity_checks":[],"wallet_attestations":[],"human_backings":[]},"replies":[],"customers":null,"scan":null,"notice":"Not affiliated with addrbook — claim or request removal."}