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Independent MeasurementEndpoint record (L0 · L1)Published state: passLast probed: 2026-09-30 · 1 day ago

unwrap.use.x402atlas.com

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://unwrap.use.x402atlas.com/
Sourcecdp_bazaar
Declared methodGET
Networkeip155:8453
Receiving address0x492ec81ecf395fbea2f19fece203ee14d0544b71
Declared price (base units)9000
Catalog statusactive
First seen / last seen2026-08-14 08:39 UTC / 2026-10-01 01:03 UTC
Catalog-reported calls / payers (30d)13 / 8

2.Probe history

2026-09-102026-09-30
Figure 1. Probe timeline, last 30 probes for this endpoint (UTC). Filled = pass, crossed = fail, dashed = unverified. Same-day probes overlap. Marks closer than one mark width are stepped down one lane.
L0 probe history, newest first
Probed atMethodVerdictHTTPLatencyReason
2026-09-30 13:40 UTCGETpass40213 ms—
2026-09-29 16:40 UTCGETpass402106 ms—
2026-09-28 22:40 UTCGETpass40276 ms—
2026-09-28 04:40 UTCGETpass402123 ms—
2026-09-27 13:40 UTCGETpass402429 ms—
2026-09-26 16:40 UTCGETpass402454 ms—
2026-09-25 22:40 UTCGETpass4021241 ms—
2026-09-25 04:40 UTCGETpass40235 ms—
2026-09-24 13:40 UTCGETpass40251 ms—
2026-09-23 16:40 UTCGETpass402317 ms—
2026-09-22 22:40 UTCGETpass402146 ms—
2026-09-22 04:40 UTCGETpass40280 ms—
2026-09-21 13:40 UTCGETpass40251 ms—
2026-09-20 22:40 UTCGETpass40292 ms—
2026-09-20 04:40 UTCGETpass402131 ms—
2026-09-19 13:40 UTCGETpass402110 ms—
2026-09-18 16:40 UTCGETpass40211 ms—
2026-09-17 22:40 UTCGETpass402364 ms—
2026-09-17 13:40 UTCGETpass402241 ms—
2026-09-16 16:40 UTCGETpass402154 ms—
2026-09-15 16:40 UTCGETpass4021997 ms—
2026-09-15 04:40 UTCGETpass40248 ms—
2026-09-14 13:40 UTCGETpass40225 ms—
2026-09-13 22:40 UTCGETpass402100 ms—
2026-09-13 04:40 UTCGETpass40249 ms—
2026-09-12 16:40 UTCGETpass40218 ms—
2026-09-12 04:40 UTCGETpass402264 ms—
2026-09-11 13:40 UTCGETpass402120 ms—
2026-09-10 23:40 UTCGETpass402289 ms—
2026-09-10 14:40 UTCGETpass402479 ms—

3.L1 — real purchases

5 of 5 paid attempts settled on-chain, and 5 of those also returned a 2xx response (delivered). Each settled row carries its on-chain transaction hash, and that transaction is the evidence. On this page a receipt means the seller's own settlement receipt (PAYMENT-RESPONSE); a settled row can have none (see “tx from our index”). A settled row reads as nonce-bound when the on-chain re-read also matched the one-time signature nonce we generated for that purchase, and amount + payee when it matched amount, payee, asset and chain with no nonce on record — the binding shipped on 2026-09-04, so earlier rows carry the weaker evidence and keep their label rather than being demoted (methodology). settled is the transfer we confirmed on-chain; delivered is the response arriving. A settled row whose paid request answered 5xx counts as settled and not as delivered — definitions.

Terms in this table

settled (nonce-bound)
vet402 confirmed the USDC transfer on-chain, and the on-chain re-read also matched the one-time nonce vet402 signed for that purchase.
settled (amount + payee)
vet402 confirmed the USDC transfer on-chain; the on-chain re-read matched amount, payee, asset and chain; no nonce was on record (rows before 2026-09-04).
L2 match
the response had the fields the listing's output schema declares.
Whose side
the same words as the seller page: seller's side only after failures on two different days (UTC), marked “under re-check”; vet402's side; or not sorted (the rules).
5/5
Figure 2. Settle-through: one cell per paid attempt. Filled = settled on-chain, crossed = signed, and not settled on-chain.
L1 purchase history, newest first
Attempted atResultHTTPOn-chain txLatency
09-16 18:00settled (nonce-bound)2000x5319171b…53d12335 ms
9000 units (≈ $0.009 USDC) · L2 matchWhose side: no failure (delivered)
09-10 12:08settled (nonce-bound)2000x2a65bc4a…a5471933 ms
9000 units (≈ $0.009 USDC) · L2 matchWhose side: no failure (delivered)
08-28 12:18settled (amount + payee)2000xbe2db770…db802738 ms
9000 units (≈ $0.009 USDC) · L2 matchWhose side: no failure (delivered)
08-21 08:31settled (amount + payee)2000x6baf666b…d6271924 ms
9000 units (≈ $0.009 USDC) · L2 matchWhose side: no failure (delivered)
08-14 10:02settled (amount + payee)2000xb0c4e32e…558b1358 ms
9000 units (≈ $0.009 USDC) · L2 matchWhose side: no failure (delivered)

Embed this record

Run this endpoint? Show the settle-through record vet402 measured — the badge reads 5/5 settled · 5 delivered and updates as the record grows. It carries the host it is about and the date it was last measured, so a saved copy cannot pass itself off as current. It states a measurement, not a rating.

vet402: 5 of 5 paid attempts settled with an on-chain receipt, and 5 of those also returned a 2xx response. settled is the confirmed transfer; delivered is the response arriving. A measurement of what happened when vet402 paid this endpoint, not a recommendation. (unwrap.use.x402atlas.com · measured 2026-09-16)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/a9027c54-17cd-4cb8-9190-6226f0355ef3.svg)](https://vet402.com/observatory/e/a9027c54-17cd-4cb8-9190-6226f0355ef3)

Get one email when this record's verdict changes. No digest, no marketing — one message per change, and only for this endpoint. We first send one confirmation email; nothing else goes out until you confirm.

4.Catalog listing events

No listing changes observed.

unverified is not a failure; a fail is published only after two consecutive failing probes. Definitions: methodology.

5.Dispute this record

Think a measurement above is wrong? Say which probe or purchase and what you observed instead. One person reads it and replies. The record is never deleted on dispute: if it was wrong, the correction is published with the same weight; if it was right, it stands. Operators who control the receiving address can also sign a dispute via POST /api/v1/observatory/disputes (API reference), which re-measures through the normal publication gate.

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