validate.crewofthecaptain.com
LivePayments/RailsIBAN country length + ISO 13616 mod-97 checksum. Only $0.001 (0.1 cent) per check, paid via x402 in USDC on Base. POST JSON {"value": "..."} (the service's own listing text)
14/14Recent Test Calls That Worked
654 msTypical Response Time (slow end: 1481 ms)
$0.001 / $0.001Listed / Actual Price: match
Same AddressPayment Address (payTo): the same on all 13 checks of the main route
1Directories Listing It
23 min agoLast Checked (2026-10-24T07:26:38Z)
Listed Vs. Actual Price
Listed = the price in the directory listing today, for the main route we test. Actual = the price that route asked for when we called it (from our signed records). Some differences are normal, like prices that depend on the request.
| Period | Listed | Actual | Result |
|---|---|---|---|
| Recent Checks | $0.001 | $0.001 | Matches Listing |
Latest Signed Records
| Signed Record | Time (UTC) | Reply | Asked For Payment Correctly | ms | Price Asked |
|---|---|---|---|---|---|
| 6d3184005c59686063fc | 2026-10-24T07:26:38Z | 402 | Yes | 374 | $0.001 |
| aa06a825d8ccaef70822 | 2026-10-24T06:56:31Z | 402 | Yes | 488 | $0.001 |
| 6af3da4ecc60e0dc222f | 2026-10-24T06:26:27Z | 402 | Yes | 131 | $0.001 |
| a0443be1f4710e6a741e | 2026-10-24T05:56:49Z | 402 | Yes | 981 | $0.001 |
| 0c3751ca56b59f3d30cc | 2026-10-24T05:26:35Z | 402 | Yes | 654 | $0.001 |
Every record is digitally signed, so anyone can verify it. More: raw data page · free quick check (JSON)