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

api.newsgurus.ai/x402/sports/props

1.Catalog declaration

Catalog declaration for this endpoint
Resource URLhttps://api.newsgurus.ai/x402/sports/props
Sourcecdp_bazaar
Declared methodGET
Networkeip155:8453
Receiving address0xa9a38639ed4aebc04092e21f3399c56545450713
Declared price (base units)100000
Catalog statusactive
First seen / last seen2026-08-21 01:57 UTC / 2026-10-20 01:01 UTC
Catalog-reported calls / payers (30d)2 / 2

2.Probe history

2026-09-042026-10-19
Figure 1. Probe timeline, last 18 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 UTCGETpass402319 ms—
2026-10-17 22:40 UTCGETpass402297 ms—
2026-10-16 15:40 UTCGETpass402299 ms—
2026-10-15 03:40 UTCGETpass402218 ms—
2026-10-13 21:40 UTCGETpass402191 ms—
2026-10-12 15:40 UTCGETpass402346 ms—
2026-10-11 15:40 UTCGETpass4022228 ms—
2026-10-10 15:40 UTCGETpass402324 ms—
2026-10-09 15:40 UTCGETpass402284 ms—
2026-10-08 13:40 UTCGETpass402536 ms—
2026-10-04 10:30 UTCGETpass40283 ms—
2026-09-27 10:30 UTCGETpass40299 ms—
2026-09-22 11:24 UTCGETpass40247 ms—
2026-09-18 11:24 UTCGETpass402107 ms—
2026-09-16 11:24 UTCGETpass40256 ms—
2026-09-12 11:24 UTCGETpass40282 ms—
2026-09-08 11:24 UTCGETpass40261 ms—
2026-09-04 11:24 UTCGETpass40290 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
10-10 02:32settled (nonce-bound)2000xc7217fbb…90d81706 ms
100000 units (≈ $0.10 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.newsgurus.ai · measured 2026-10-10)

[![vet402 receipt](https://vet402.com/api/badge/endpoint/713b7b3b-c6d0-4311-8138-83946466b64a.svg)](https://vet402.com/observatory/e/713b7b3b-c6d0-4311-8138-83946466b64a)

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.

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