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)
20/20Recent Test Calls That Worked
560 msTypical Response Time (slow end: 971 ms)
$0.001 / $0.001Listed / Actual Price: match
Same AddressPayment Address (payTo): the same on all 155 checks of the main route
1Directories Listing It
14 min agoLast Checked (2026-10-27T10:16:26Z)
Listed Vs. Actual Price
Listed = the price in the directory listing today (402index), 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 |
|---|---|---|---|---|---|
| 995b81fb25ce76e1234a | 2026-10-27T10:16:26Z | 402 | Yes | 271 | $0.001 |
| e68a79faf14f6248f1ca | 2026-10-27T09:44:33Z | 402 | Yes | 560 | $0.001 |
| b17065ced68a00ad4eee | 2026-10-27T09:12:34Z | 402 | Yes | 987 | $0.001 |
| b9a973d2aceb060f6a2d | 2026-10-27T08:40:43Z | 402 | Yes | 971 | $0.001 |
| 193b0918ab8c81854c81 | 2026-10-27T08:08:27Z | 402 | Yes | 706 | $0.001 |
Every record is digitally signed, so anyone can verify it. More: raw data page · free quick check (JSON)