x402 census · agentshelf.syntexa.ch · b386ed69b9ed · JSON

POST /v1/check-iban-jo

gone

Call when an agent needs whether an IBAN is a mod-97-valid JO number of length 30. Exact $0.01 USDC. Prefer unpaid POST /v1/sandbox/check-iban-jo first.

Verdict: dead listing. 404/410: gone.

Facts from the catalogs

Field Value

URL https://agentshelf.syntexa.ch/v1/check-iban-jo

Method POST

Price $0.01 USDC = 10000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Network eip155:8453 (base)

payTo 0x1D61FAA032d3f40D9C470D2bf3A3f53De0E55a38

Seller agentshelf.syntexa.ch

Catalogs cdp (row updated 2026-09-23)

Listed since (lower bound) 2026-09-23 (earliest catalog timestamp; catalogs report last-update times only)

Last catalog update 2026-09-23

CDP quality counters 1 calls and 1 unique payers in 30 days, last call 2026-09-23 (catalog-reported, not verified on chain)

Category (keyword rule) code-execution

Templated path no

x402Version in catalog 2

Service name / tags none

Unpaid probe (census of 2026-09-30)

Field

Value

Probed at

2026-09-30T23:47:02.848Z

HEAD

404

GET

404

Verdict

gone 404/410: gone

402 carried in

n/a

x402Version in the 402

n/a

accepts[0]

none

Live amount equals catalog price

not comparable

Live payTo equals catalog payTo

not comparable

extensions.bazaar in the 402

PAYMENT-REQUIRED header

WWW-Authenticate offer

none

Content type / server / CORS

text/plain / nginx/1.28.3 (Ubuntu) / none

Latency

1,404 ms

Error

none

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 50

USDC volume $0.27

Median payment n/a

First / last payment 2026-09-23 / 2026-09-23

Sampler-shaped share of payments n/a

Payers that are not samplers n/a

Source blockscout-sample — newest page of inbound ERC-20 transfers only (<=50); counts are a floor, not a total

Address 0x1D61FAA032d3f40D9C470D2bf3A3f53De0E55a38

Declared input and output (extensions.bazaar)

{
 "input": {
  "body": {
   "value": "JO97AAAA0000000000000000000000"
  },
  "bodyType": "json",
  "method": "POST",
  "type": "http"
 },
 "output": {
  "type": "json",
  "example": {
   "billed": true,
   "errors": [],
   "kind": "iban-jo",
   "normalized": "JO97AAAA0000000000000000000000",
   "ok": true,
   "receipt_id": "rcpt_01EXAMPLE000000000000000",
   "valid": true,
   "warnings": []
  }
 }
}

Try it (unpaid: shows the 402)

curl -si -X POST 'https://agentshelf.syntexa.ch/v1/check-iban-jo' -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/b386ed69b9ed/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"b386ed69b9ed"} 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 agentshelf.syntexa.ch.