verifier.quantumshieldlabs.dev
Main route checked: GET https://verifier.quantumshieldlabs.dev/x402/preflight
Category: Other · Listing terms not shown (found through a directory we use only to find services) · Found in: cdp-bazaar, agentic-market, 402index-bazaar
Last check: 6 min ago · Recent checks with a valid payment request: 20/20 · Median response 86 ms
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Friendlier view: /s/verifier.quantumshieldlabs.dev · Badge: 
402 Challenge Checks
33 valid 402s checked: terms consistent 33, Base USDC offered 33, payTo changed vs previous check 0.
Automatic Unpaid Checks (Newest First, Up To 200)
Raw receipts are kept 7 days in the live database.
| Receipt | UTC Time | Method | Status | Valid 402 | ms | Listed Amount (Atomic) | Quoted Amount (Atomic) | Quoted PayTo | Header Bytes | Response sha256 | Signed | Route | Checks |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6530d7608142d2f42a14 | 2026-10-24T17:10:17Z | POST | 402 | yes | 197 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 5a90d25eb6049484d10f | 2026-10-24T16:38:27Z | POST | 402 | yes | 19 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| d7a97dc38a7ee2eb0e64 | 2026-10-24T16:08:19Z | POST | 402 | yes | 951 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 136a9ed6b5c03ca894ba | 2026-10-24T15:36:33Z | POST | 402 | yes | 50 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| d68c2673d113918cf908 | 2026-10-24T15:06:21Z | POST | 402 | yes | 109 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 058d4c41ed672a1d7512 | 2026-10-24T14:34:38Z | POST | 402 | yes | 358 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 21b19747607ae02d2d53 | 2026-10-24T14:04:21Z | POST | 402 | yes | 80 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 3febaaa0d5102b6862e2 | 2026-10-24T13:32:44Z | POST | 402 | yes | 78 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| d53378ea9255b1891004 | 2026-10-24T13:02:24Z | POST | 402 | yes | 58 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| ecbb0753e4dfc060dc4f | 2026-10-24T12:32:14Z | POST | 402 | yes | 60 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| dc9b77a4bb51ba88faa2 | 2026-10-24T12:00:30Z | POST | 402 | yes | 305 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| df9837908b3c68d0bd0b | 2026-10-24T11:30:16Z | POST | 402 | yes | 86 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 924ddcc0ddced81b0948 | 2026-10-24T10:59:11Z | POST | 402 | yes | 1133 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| ce6894a012e3ac8cbfdd | 2026-10-24T10:28:16Z | POST | 402 | yes | 43 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| f63fe37d423fb88693e6 | 2026-10-24T09:57:10Z | POST | 402 | yes | 748 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 15a2165b059d82d1863b | 2026-10-24T09:26:18Z | POST | 402 | yes | 58 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 480e8bd8a9e14d951c46 | 2026-10-24T08:55:02Z | POST | 402 | yes | 1108 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| ba8b33a57d15a29535a0 | 2026-10-24T08:24:28Z | POST | 402 | yes | 616 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 380494a173fd9403f261 | 2026-10-24T08:06:19Z | POST | 402 | yes | 17 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 142c6d39f30349b44617 | 2026-10-24T07:36:20Z | POST | 402 | yes | 80 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 27299634309347182437 | 2026-10-24T07:06:22Z | POST | 402 | yes | 86 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| ca503171a7c6e2af729e | 2026-10-24T06:36:21Z | POST | 402 | yes | 84 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 4960f0878e3a8a7e8847 | 2026-10-24T06:06:23Z | POST | 402 | yes | 83 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 4d9db3f93258604dbd3a | 2026-10-24T05:36:22Z | POST | 402 | yes | 84 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| c30350fcc6f38a3921d6 | 2026-10-24T05:06:19Z | POST | 402 | yes | 81 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 3d31798000b399a879a1 | 2026-10-24T04:36:19Z | POST | 402 | yes | 314 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| a03ea73ea13a8a1c02f0 | 2026-10-24T03:24:13Z | POST | 402 | yes | 46 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 1ecb2b6a0bd4aeceff8d | 2026-10-24T01:34:14Z | POST | 402 | yes | 88 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 4afd067eea669d6d4c63 | 2026-10-23T23:44:14Z | POST | 402 | yes | 85 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| fe945a6866fd111adb0a | 2026-10-23T22:26:15Z | POST | 402 | yes | 57 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 39ffe98da554478b97aa | 2026-10-23T20:38:19Z | POST | 402 | yes | 80 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 88911798b7f8a13d8d67 | 2026-10-23T18:52:14Z | POST | 402 | yes | 99 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 407902b50f58b814143b | 2026-10-23T14:18:30Z | POST | 402 | yes | 2109 | – | 5000 | 0x550205EC… | 6048 | 44136fa355b3678a | per-receipt | main | terms ok · Base USDC |
| 610fc93b8ccd53d03b1c | 2026-10-23T12:43:09Z | GET | URLError | no | 15016 | – | n/a | snapshot | main |
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).