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Independent MeasurementEndpoint record (L0 · L1)Published state: passLast probed: 2026-09-28 · 1 day ago

blockrun.ai/api/v1/exa/search

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://blockrun.ai/api/v1/exa/search
Sourcecdp_bazaar
Declared methodPOST
Networkeip155:8453
Receiving address0xe9030014f5dae217d0a152f02a043567b16c1abf
Declared price (base units)11000
Catalog statusactive
First seen / last seen2026-08-14 08:39 UTC / 2026-09-29 01:02 UTC
Catalog-reported calls / payers (30d)1,726 / 24

2.Probe history

2026-08-142026-09-28
Figure 1. Probe timeline, last 22 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
2026-09-28 22:40 UTCPOSTpass402179 ms—
2026-09-28 04:40 UTCPOSTpass402163 ms—
2026-09-27 13:40 UTCPOSTpass4022107 ms—
2026-09-26 16:40 UTCPOSTpass402139 ms—
2026-09-25 22:40 UTCPOSTpass40285 ms—
2026-09-25 04:40 UTCPOSTpass402305 ms—
2026-09-24 13:40 UTCPOSTpass40281 ms—
2026-09-23 16:40 UTCPOSTpass402219 ms—
2026-09-22 22:40 UTCPOSTpass402136 ms—
2026-09-22 04:40 UTCPOSTpass402189 ms—
2026-09-21 13:40 UTCPOSTpass40280 ms—
2026-09-20 22:40 UTCPOSTpass402266 ms—
2026-09-20 04:40 UTCPOSTpass40274 ms—
2026-09-19 13:40 UTCPOSTpass402291 ms—
2026-09-18 16:40 UTCPOSTpass40271 ms—
2026-09-17 22:40 UTCPOSTpass40263 ms—
2026-09-17 12:35 UTCPOSTpass40269 ms—
2026-09-14 11:24 UTCPOSTpass40275 ms—
2026-09-10 11:24 UTCPOSTpass402171 ms—
2026-09-07 11:24 UTCPOSTpass402227 ms—
2026-09-02 11:24 UTCPOSTpass402256 ms—
2026-08-14 08:52 UTCPOSTfail40261 msaccepts_invalid

3.L1 — real purchases

0 of 2 paid attempts settled with a receipt, and 0 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.

2 of those paid attempts are held as inconclusive rather than counted against this seller (0 settled and answered 4xx, 2 answered 4xx with no settlement receipt, 0 answered 402 or 5xx while our own payer wallet was out of USDC, 2026-09-13 00:00 to 2026-09-15 23:49 UTC). A 4xx says the request was not one the server would accept, and we cannot rule out that the request was ours to get wrong: vet402 buys with no API key of the seller's, and sends a POST body only when the seller declares one. This is the same principle the methodology already applied to path_template URLs, applied to the body and the authentication header as well. The rows are not deleted and not hidden — they are below, with their status and HTTP code, and they are out of the denominator for delivered (corrections).

Terms in this table

settle_failed
vet402 signed a payment and got no settlement receipt back.
unsettled_4xx
held_reason in the export: the paid request got a 4xx with no settlement receipt and no transaction.
L2 not_checked
not checked: the paid request did not answer 200, so there was no response to check against the listing's output schema.
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).
0/2
Figure 2. Settle-through: one cell per paid attempt. Filled = settled with an on-chain receipt, crossed = paid but no receipt.
L1 purchase history, newest first
Attempted atResultHTTPReceipt (tx)Latency
09-24 06:01settle_failed400—618 ms
11000 units (≈ $0.01 USDC) · L2 not_checkedWhose side: not sorted: no charge
09-18 00:01settle_failed400—716 ms
11000 units (≈ $0.01 USDC) · L2 not_checkedWhose side: not sorted: no charge

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.

blockrun.ai/api/v1/exa/search — x402 purchase and probe record | vet402