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Independent MeasurementEndpoint record (L0 · L1)Published state: passLast probed: 2026-10-20 · today

defi.halowerk.com/bridge/quote

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://defi.halowerk.com/bridge/quote
Sourcecdp_bazaar
Declared methodPOST
Networkeip155:8453
Receiving address0x2880edfff13100677bf97a3cbdf3bc34771c4e5e
Declared price (base units)8000
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

2026-08-302026-10-20
Figure 1. Probe timeline, last 19 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
2026-10-20 04:40 UTCPOSTpass402435 ms—
2026-09-10 17:40 UTCPOSTfail400319 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-10 05:40 UTCPOSTfail400645 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-09 17:40 UTCPOSTfail400422 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-09 05:40 UTCPOSTfail400571 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-08 14:40 UTCPOSTfail4002698 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-07 23:40 UTCPOSTfail400345 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-07 14:40 UTCPOSTfail400366 msno_402HTTP 400 instead of 402 to an unpaid POST. Recorded before the 2026-09-29 change; the POST carried an empty JSON body, and since that change this answer is recorded as request_shape (unverified), not as a fail.
2026-09-06 23:40 UTCPOSTpass4022352 ms—
2026-09-06 14:40 UTCPOSTpass402390 ms—
2026-09-05 23:40 UTCPOSTpass402379 ms—
2026-09-05 14:40 UTCPOSTpass402421 ms—
2026-09-04 23:40 UTCPOSTpass402406 ms—
2026-09-04 14:40 UTCPOSTpass402390 ms—
2026-09-03 23:40 UTCPOSTpass402349 ms—
2026-09-03 14:40 UTCPOSTpass402381 ms—
2026-09-02 23:40 UTCPOSTpass4022382 ms—
2026-09-02 14:40 UTCPOSTpass402674 ms—
2026-08-30 11:24 UTCPOSTfail402106 msaccepts_invalidRecorded before the 2026-09-29 change, when the probe read only the first 4,000 bytes of the 402 body; this body began like an x402 envelope, so the fail may be vet402's measuring error rather than the seller's.

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
10-20 06:01settled (nonce-bound)2000x01f69946…d7e72692 ms
8000 units (≈ $0.008 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. (defi.halowerk.com · measured 2026-10-20)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/45e5bddf-7617-4256-a95a-c202a563027d.svg)](https://vet402.com/observatory/e/45e5bddf-7617-4256-a95a-c202a563027d)

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
2026-09-11delisted{"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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