x402 census · api.blockchainmoneymap.com · d53c9b9e93e6 · JSON

POST /api/x402/authenticity-score

live

Heuristic authenticity signals based on public payment graph observations and caller-provided context.

Verdict: live. The unpaid GET reached a valid 402. The live amount equals the catalog price.

Facts from the catalogs

Field Value

URL https://api.blockchainmoneymap.com/api/x402/authenticity-score

Method POST

Price $1.00 USDC = 1000000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Network eip155:8453 (base)

payTo 0x2211E12e6Bc8Da27B48B9DD66A55f5C3388D713a

Seller api.blockchainmoneymap.com

Catalogs cdp (row updated 2026-10-18)

Listed since (lower bound) 2026-10-18 (earliest catalog timestamp; catalogs report last-update times only)

Last catalog update 2026-10-18

CDP quality counters 1 calls and 1 unique payers in 30 days, last call 2026-10-18 (catalog-reported, not verified on chain)

Category (keyword rule) trading-signals

Templated path no

x402Version in catalog 2

Service name / tags none

Unpaid probe (census of 2026-10-22)

Field Value

Probed at 2026-10-22T00:18:19.180Z

HEAD 402

GET 402

Verdict live live: valid 402 to an unpaid GET

402 carried in header

x402Version in the 402 2

accepts[0] {"scheme":"exact","network":"eip155:8453","amount":"1000000","payTo":"0x2211E12e6Bc8Da27B48B9DD66A55f5C3388D713a","asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","maxTimeoutSeconds":300,"extra":{"name":"USD Coin","version":"2"}}

Live amount equals catalog price yes

Live payTo equals catalog payTo yes

extensions.bazaar in the 402 yes

PAYMENT-REQUIRED header yes

WWW-Authenticate offer none

Content type / server / CORS application/json / Vercel / none

Latency 238 ms

Error Payment required

No hourly re-probe has reached this resource yet; the cron covers a rotating slice of 150 per hour.

On-chain facts for the payTo (public address)

Field Value

Distinct payers 1

Payments 1

USDC volume $1.00

Median payment $1.00

First / last payment 2026-09-29 / 2026-09-29

Sampler-shaped share of payments 100.0%

Payers that are not samplers 0

Source forensics-2026-09-30

Address 0x2211E12e6Bc8Da27B48B9DD66A55f5C3388D713a

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "chain": "base",
   "payee": "0x2211E12e6Bc8Da27B48B9DD66A55f5C3388D713a",
   "service_url": "https://api.blockchainmoneymap.com/api/x402/wallet-snapshot",
   "timeframe_days": 30
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json"
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://api.blockchainmoneymap.com/api/x402/authenticity-score' -H 'accept: application/json' -H 'content-type: application/json' --data '{}'

The catalog declares POST. A 402 answer carries the payment requirements in the JSON body and, for x402 v2, base64 in the PAYMENT-REQUIRED header. This page never sends a payment.

Paid checks (x402, USDC on Base)

GET https://bazaar.agentexchange.work/r/d53c9b9e93e6/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"d53c9b9e93e6"} places this resource at the top of the report and search pages for 30 days for $1.00, labelled. Unpaid requests answer 402 with the terms. Pricing.

Catalog references: agentic.market (CDP Bazaar front end) · this record as JSON · all resources on api.blockchainmoneymap.com.