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Independent MeasurementEndpoint record (L0 · L1)Published state: passLast probed: 2026-10-19 · 1 day ago

api.delx.ai/api/v1/x402/vin-decode

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://api.delx.ai/api/v1/x402/vin-decode
Sourcecdp_bazaar
Declared methodPOST
Networkeip155:8453
Receiving address0x9f8bd9875b3e0b632a24a3a7c73f7787175e73a2
Declared price (base units)4000
Catalog statusactive
First seen / last seen2026-08-14 08:52 UTC / 2026-10-20 01:01 UTC
Catalog-reported calls / payers (30d)2 / 2

2.Probe history

2026-09-132026-10-19
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
2026-10-19 16:40 UTCPOSTpass4022063 ms—
2026-10-18 04:40 UTCPOSTpass402450 ms—
2026-10-16 15:40 UTCPOSTpass402349 ms—
2026-10-15 03:40 UTCPOSTpass402630 ms—
2026-10-13 21:40 UTCPOSTpass402372 ms—
2026-10-12 15:40 UTCPOSTpass402661 ms—
2026-10-11 15:40 UTCPOSTpass402411 ms—
2026-10-10 15:40 UTCPOSTpass402418 ms—
2026-10-09 15:40 UTCPOSTpass402470 ms—
2026-10-08 13:40 UTCPOSTpass402731 ms—
2026-09-27 13:40 UTCPOSTpass4022335 ms—
2026-09-26 16:40 UTCPOSTpass402368 ms—
2026-09-25 22:40 UTCPOSTpass402206 ms—
2026-09-25 04:40 UTCPOSTpass4022196 ms—
2026-09-24 13:40 UTCPOSTpass402143 ms—
2026-09-23 16:40 UTCPOSTpass402288 ms—
2026-09-22 22:40 UTCPOSTpass402324 ms—
2026-09-22 04:40 UTCPOSTpass402397 ms—
2026-09-21 13:40 UTCPOSTpass402267 ms—
2026-09-20 16:40 UTCPOSTpass402264 ms—
2026-09-20 04:40 UTCPOSTpass402133 ms—
2026-09-19 13:40 UTCPOSTpass402373 ms—
2026-09-18 16:40 UTCPOSTpass402482 ms—
2026-09-17 22:40 UTCPOSTpass402395 ms—
2026-09-17 04:40 UTCPOSTpass402346 ms—
2026-09-16 16:40 UTCPOSTpass402482 ms—
2026-09-15 16:40 UTCPOSTpass4022407 ms—
2026-09-15 04:40 UTCPOSTpass402464 ms—
2026-09-14 13:40 UTCPOSTpass4022065 ms—
2026-09-13 16:40 UTCPOSTpass402336 ms—

3.L1 — real purchases

1 of 1 paid attempts settled on-chain, and 1 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.
L2 no_declaration
the listing declares no output schema to check the response against.
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).
1/1
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
09-07 19:00settled (nonce-bound)2000xe597255b…22c21850 ms
4000 units (≈ $0.004 USDC) · L2 no_declarationWhose side: no failure (delivered)

Embed this record

Run this endpoint? Show the settle-through record vet402 measured — the badge reads 1/1 settled · 1 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: 1 of 1 paid attempts settled with an on-chain receipt, and 1 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. (api.delx.ai · measured 2026-09-07)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/c6b48516-9d03-4028-89f6-3bacc93ea701.svg)](https://vet402.com/observatory/e/c6b48516-9d03-4028-89f6-3bacc93ea701)

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

Catalog listing events, newest first
Detected onEventBeforeAfter
2026-10-08relisted{"status":"delisted"}{"status":"active"}
2026-09-28delisted{"status":"active"}{"status":"delisted"}
2026-08-29relisted{"status":"delisted"}{"status":"active"}
2026-08-16delisted{"status":"active"}{"status":"delisted"}

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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