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Independent MeasurementEndpoint record (L0 · L1)Published state: passLast probed: 2026-09-29 · today

api.cueframe.ai/v1/composition/validate

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://api.cueframe.ai/v1/composition/validate
Sourcecdp_bazaar
Declared methodPOST
Networkeip155:8453
Receiving address0xa82c8b6971a7379badb2fb96032d82af46eccc0a
Declared price (base units)10000
Catalog statusactive
First seen / last seen2026-08-14 08:39 UTC / 2026-09-29 01:02 UTC
Catalog-reported calls / payers (30d)3 / 3

2.Probe history

2026-09-092026-09-29
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
2026-09-29 04:40 UTCPOSTpass4021181 ms—
2026-09-28 13:40 UTCPOSTpass402869 ms—
2026-09-27 16:40 UTCPOSTpass4022872 ms—
2026-09-26 22:40 UTCPOSTpass402975 ms—
2026-09-26 04:40 UTCPOSTpass402879 ms—
2026-09-25 13:40 UTCPOSTpass4021251 ms—
2026-09-24 16:40 UTCPOSTpass4021046 ms—
2026-09-23 22:40 UTCPOSTpass402795 ms—
2026-09-23 04:40 UTCPOSTpass402867 ms—
2026-09-22 13:40 UTCPOSTpass4021166 ms—
2026-09-21 16:40 UTCPOSTpass402928 ms—
2026-09-20 22:40 UTCPOSTpass402911 ms—
2026-09-20 04:40 UTCPOSTpass402910 ms—
2026-09-19 13:40 UTCPOSTpass402828 ms—
2026-09-18 16:40 UTCPOSTpass4021092 ms—
2026-09-18 04:40 UTCPOSTpass4021680 ms—
2026-09-17 13:40 UTCPOSTpass402843 ms—
2026-09-16 16:40 UTCPOSTpass402827 ms—
2026-09-15 16:40 UTCPOSTpass4021083 ms—
2026-09-15 04:40 UTCPOSTpass4021032 ms—
2026-09-14 13:40 UTCPOSTpass402671 ms—
2026-09-13 22:40 UTCPOSTpass402661 ms—
2026-09-13 04:40 UTCPOSTpass402736 ms—
2026-09-12 16:40 UTCPOSTpass402699 ms—
2026-09-11 22:40 UTCPOSTpass4022689 ms—
2026-09-11 13:40 UTCPOSTpass402742 ms—
2026-09-10 23:40 UTCPOSTpass402996 ms—
2026-09-10 05:40 UTCPOSTpass402986 ms—
2026-09-09 17:40 UTCPOSTpass402797 ms—
2026-09-09 05:40 UTCPOSTpass4021005 ms—

3.L1 — real purchases

3 of 5 paid attempts settled with a receipt, and 3 of those also returned a 2xx response (delivered). Each settled row carries its on-chain transaction hash — the receipt is the evidence. 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.

A row marked tx from our index came back with no settlement receipt from the seller. Our own index of on-chain settlements found the transfer afterwards — our payer, this endpoint's payee, the exact amount, inside the time window — and the row goes through the same on-chain re-read as any other before it reads settled. The seller did not name that transaction; we did (methodology).

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).
delivered_no_receipt
the paid request answered 2xx without a settlement receipt.
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).
3/5
Figure 2. Settle-through: one cell per paid attempt. Filled = settled with an on-chain receipt, crossed = signed, and not settled on-chain.
L1 purchase history, newest first
Attempted atResultHTTPReceipt (tx)Latency
09-26 00:01settled (nonce-bound)tx from our index2000x96f01e13…b4523516 ms
10000 units (≈ $0.01 USDC) · L2 no_declarationWhose side: no failure (delivered)
09-19 18:01settled (nonce-bound)tx from our index2000x67444b33…75ff3209 ms
10000 units (≈ $0.01 USDC) · L2 no_declarationWhose side: no failure (delivered)
08-28 12:20settled (amount + payee)tx from our index2000x72410624…a9122660 ms
10000 units (≈ $0.01 USDC) · L2 no_declarationWhose side: no failure (delivered)
08-21 12:20delivered_no_receipt200—3073 ms
10000 units (≈ $0.01 USDC) · L2 no_declarationWhose side: not sorted: no charge
08-14 10:04delivered_no_receipt200—3208 ms
10000 units (≈ $0.01 USDC) · L2 no_declarationWhose side: not sorted: no charge

Embed this record

Run this endpoint? Show the settle-through record vet402 measured — the badge reads 3/5 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 5 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. (api.cueframe.ai · measured 2026-09-26)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/9d3d6211-40ea-4c44-9738-6a11ac571dcb.svg)](https://vet402.com/observatory/e/9d3d6211-40ea-4c44-9738-6a11ac571dcb)

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.

About the purchase at 2026-08-28T12:20:37Z (UTC). The form starts with that time; add what you saw instead.

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