x402 census · saylorinnovations.com · 7d2aebccff0d · JSON
GET /api/util/:number
gone
EU VAT number validation (VIES) — Real-world Data
Verdict: dead listing. 404/410: gone.
Facts from the catalogs
| Field | Value |
|---|---|
| URL | https://saylorinnovations.com/api/util/:number |
| Method | GET |
| Price | $0.002 USDC = 2000 atomic units of 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 |
| Network | eip155:8453 (base); also accepts solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp, eip155:137, eip155:42161 |
| payTo | 0xf8A376eBF123D7252cd7b66bcD77A727a4def22f |
| Seller | saylorinnovations.com |
| Catalogs | cdp (row updated 2026-09-24) |
| Listed since (lower bound) | 2026-09-24 (earliest catalog timestamp; catalogs report last-update times only) |
| Last catalog update | 2026-09-24 |
| CDP quality counters | 1 calls and 1 unique payers in 30 days, last call 2026-09-24 (catalog-reported, not verified on chain) |
| Category (keyword rule) | other/unknown |
| Templated path | yes: contains :param or {param}; probed as listed |
| x402Version in catalog | 2 |
| Service name / tags | · utility, vat |
Unpaid probe (census of 2026-09-30)
| Field | Value |
|---|---|
| Probed at | 2026-09-30T23:50:14.521Z |
| 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 | no |
| PAYMENT-REQUIRED header | no |
| WWW-Authenticate offer | none |
| Content type / server / CORS | application/json / cloudflare / * |
| Latency | 1,468 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 |
|---|---|
| Settlement history | unresolved: payTo not seen in the payer forensics (180 wallets' outbound history) or the Blockscout sample |
Declared input and output (extensions.bazaar)
{
"input": {
"method": "GET",
"pathParams": {
"number": "vat"
},
"queryParams": {
"number": "IE6388047V"
},
"type": "http"
},
"output": {
"type": "json",
"example": {
"address": "3RD FLOOR, GORDON HOUSE, BARROW STREET, DUBLIN 4",
"checked_at": "2026-09-24T19:53:15.309Z",
"country_code": "IE",
"name": "GOOGLE IRELAND LIMITED",
"source": "EU VIES (European Commission)",
"valid": true,
"vat_number": "IE6388047V"
}
}
}
Try it (unpaid: shows the 402)
curl -si -X GET 'https://saylorinnovations.com/api/util/:number' -H 'accept: application/json'
The catalog declares GET. 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/7d2aebccff0d/probe.json re-runs this probe right now for $0.01 and writes the result here. POST https://bazaar.agentexchange.work/featured with {"id":"7d2aebccff0d"} 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 saylorinnovations.com.