x402-test.crewofthecaptain.com
Route probed: GET https://x402-test.crewofthecaptain.com/api/validate/iban
Category: survive:payments/rails (tags: payments, gov-data, email-verify, dev-utils) · Status: listing listed, probe active · Listing: 0.001 USD, 0 payers / 0 calls (30d, Bazaar) · Listed in: x402-list
Last probe: 2026-10-23T12:47:09Z (5 h ago) · Recent valid 402: 0/1 · p50 ? ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.
Badge: 
Paid test-buys
None yet.
Unpaid probes (newest first, up to 200; raw receipts are kept 7 days, then in the archive)
| Receipt | UTC time | Method | Status | Valid 402 | ms | Listed amount (atomic) | Quoted amount (atomic) | Quoted payTo | Header bytes | Response sha256 | Signed | Route | Checks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| c12bd136fa5b1eb22faa | 2026-10-23T12:47:09Z | GET | URLError | no | 52 | 1000 | n/a | snapshot | primary |
Other listed routes
GET https://x402-test.crewofthecaptain.com/api/validate/ibanIBAN: country length + ISO 13616 mod-97 checksum. Only $0.001 (0.1 cent) per check, paid via x402 in USDC on Base (x402-list)GET https://x402-test.crewofthecaptain.com/api/validate/emailEmail address syntax (dot-atom local part, LDH domain; no DNS). Only $0.001 (0.1 cent) per check, paid via x402 in USDC on Base (x402-list)GET https://x402-test.crewofthecaptain.com/api/validate/eu-vatEU VAT number: per-country format (offline, no VIES); PL also NIP checksum. Only $0.001 (0.1 cent) per check, paid via x402 in USDC on Base (x402-list)GET https://x402-test.crewofthecaptain.com/api/validate/pl-nipPolish NIP tax id: 10 digits + weighted mod-11 checksum. Only $0.001 (0.1 cent) per check, paid via x402 in USDC on Base (x402-list)GET https://x402-test.crewofthecaptain.com/api/validate/pl-peselPolish PESEL: checksum + encoded birth date and sex. Only $0.001 (0.1 cent) per check, paid via x402 in USDC on Base (x402-list)
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).