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

x402.ochinimus.app/api/trade-context

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://x402.ochinimus.app/api/trade-context
Sourcecdp_bazaar
Declared methodGET
Networksolana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
Receiving address4a8o45skRPcyjAdyR8yES215Swvh8uTpZD6KLarhxCJ7
Declared price (base units)10000
Catalog statusactive
First seen / last seen2026-08-14 08:52 UTC / 2026-10-20 01:01 UTC
Catalog-reported calls / payers (30d)6 / 4

2.Probe history

2026-08-272026-10-19
Figure 1. Probe timeline, last 24 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 13:40 UTCGETpass402403 ms—
2026-10-17 16:40 UTCGETpass402352 ms—
2026-10-16 12:40 UTCGETpass4022225 ms—
2026-10-14 21:40 UTCGETpass402432 ms—
2026-10-13 15:40 UTCGETpass4021037 ms—
2026-10-12 12:40 UTCGETpass402129 ms—
2026-10-11 12:40 UTCGETpass402426 ms—
2026-10-10 12:40 UTCGETpass402379 ms—
2026-10-09 12:40 UTCGETpass402223 ms—
2026-10-08 04:40 UTCGETpass402422 ms—
2026-10-07 04:40 UTCGETpass402297 ms—
2026-10-06 04:41 UTCGETpass402725 ms—
2026-10-04 16:40 UTCGETpass402343 ms—
2026-10-03 22:40 UTCGETpass402483 ms—
2026-10-03 04:40 UTCGETpass402466 ms—
2026-10-02 13:40 UTCGETpass402587 ms—
2026-10-01 10:30 UTCGETpass402146 ms—
2026-09-26 10:30 UTCGETpass402207 ms—
2026-09-18 11:24 UTCGETpass402326 ms—
2026-09-15 11:24 UTCGETpass402374 ms—
2026-09-11 11:24 UTCGETpass402350 ms—
2026-09-08 11:24 UTCGETpass402156 ms—
2026-09-03 11:24 UTCGETpass402500 ms—
2026-08-27 10:33 UTCGETfail402326 msaccepts_invalid402 without a payable accept in the header or the body (which part was missing was not recorded before the 2026-09-29 change).

3.L1 — real purchases

3 of 3 paid attempts settled on-chain, and 3 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 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).
3/3
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
10-15 05:00settled (nonce-bound)200UqpegkSNMv…MnMj3802 ms
10000 units (≈ $0.01 USDC) · L2 matchWhose side: no failure (delivered)
10-08 09:30settled (nonce-bound)2005kYwvJHUSw…FikU3503 ms
10000 units (≈ $0.01 USDC) · L2 matchWhose side: no failure (delivered)
10-02 06:00settled (nonce-bound)20021WegPW7Jx…XdeD2043 ms
10000 units (≈ $0.01 USDC) · L2 matchWhose side: no failure (delivered)

Embed this record

Run this endpoint? Show the settle-through record vet402 measured — the badge reads 3/3 settled · 3 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: 3 of 3 paid attempts settled with an on-chain receipt, and 3 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. (x402.ochinimus.app · measured 2026-10-15)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/c8bce8a3-edd9-4630-8440-805d8d9c5c86.svg)](https://vet402.com/observatory/e/c8bce8a3-edd9-4630-8440-805d8d9c5c86)

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
2026-09-26relisted{"status":"delisted"}{"status":"active"}
2026-09-22delisted{"status":"active"}{"status":"delisted"}
2026-08-23relisted{"status":"delisted"}{"status":"active"}
2026-08-19delisted{"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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