stampthisfile.com
Route probed: GET https://stampthisfile.com/v1/stamps
Category: eat:onchain/crypto data (tags: chain-data, dev-utils) · Status: listing listed, probe active · Listing: 0.05 USD, 2 payers / 2 calls (30d, Bazaar) · Listed in: agentic-market, cdp-bazaar
Last probe: 2026-10-23T15:20:29Z (2 h ago) · Recent valid 402: 2/2 · p50 2243 ms
probe-only: no paid test-buys yet. No index until 3 paid buys on 3 different days.
Badge: 
Paid test-buys
None yet.
402 challenge checks (since 2026-10-23T15:20:29Z)
1 valid 402s checked: terms consistent 1, Base USDC offered 1, price matches listing 1 (differs 0), payTo changed vs previous probe 0.
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| e9528c78cf851ebac15f | 2026-10-23T15:20:29Z | POST | 402 | yes | 2243 | 50000 | 50000 | 0x385881d9… | 3088 | 273374614ab79694 | per-receipt | primary | terms ok · Base USDC |
| 09952a8568987e82a4cf | 2026-10-23T12:44:12Z | POST | 402 | yes | 291 | 50000 | 50000 | 0x385881d9… | 3088 | 273374614ab79694 | snapshot | primary |
Seller? Reply or dispute. Amounts are in the asset's atomic units (USDC: 6 decimals).