delta-witness-api.ruphussten.workers.dev
LiveDev UtilitiesTimestamped evidence capture for a public HTTPS source, settled via canonical x402 on Base USDC. (the service's own listing text)
19/20Recent Test Calls That Worked
621 msTypical Response Time (slow end: 1075 ms)
$1 / $1Listed / Actual Price: match
Same AddressPayment Address (payTo): the same on all 19 checks of the main route
1Directories Listing It
11 min agoLast Checked (2026-10-24T10:42:21Z)
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 | $1 | $1 | Matches Listing |
Retry Safety
This seller's payment request advertises x402's payment-identifier extension: a retry key that lets a service recognise a resent request. This is what the seller states. We have not run our Resent Payment Check on this service (how it works). Seen 11 min ago.
Latest Signed Records
| Signed Record | Time (UTC) | Reply | Asked For Payment Correctly | ms | Price Asked |
|---|---|---|---|---|---|
| 7f1659b5fab516cd5e98 | 2026-10-24T10:42:21Z | 402 | Yes | 307 | $1 |
| 51aa7c5ce4ff98145fc7 | 2026-10-24T10:12:16Z | 402 | Yes | 242 | $1 |
| 35781287337357529b1e | 2026-10-24T09:40:23Z | 402 | Yes | 621 | $1 |
| 84fbe294453ef0523678 | 2026-10-24T09:10:24Z | 402 | Yes | 830 | $1 |
| 98eed74dde44dd7a4c78 | 2026-10-24T08:40:13Z | 402 | Yes | 374 | $1 |
Every record is digitally signed, so anyone can verify it. More: raw data page · free quick check (JSON)