← The evidence ledger
Evidence row 69070
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.stablecoingateways.com/v1/counterparty-check
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a69abae17a66db4fef99265fd1a113eaa87dc49ddb07981a0ad5bff3592be312
- Leaf
- 0x16d7f566d2c0c7147323fa5462933e202c2bb478ba6377c2e0d5c1921337d7fe
What was observed
{
"endpoints": [
[
"x402",
"https://api.stablecoingateways.com/v1/counterparty-check"
]
],
"name": "Counterparty Check (KYB facts)",
"owner_address": "0x39bf4378b74f9e19c5113b00b01f57d94537bad1",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"invoiceId": "1792718485-c5c83c13dfd546dd-d7880-52354251899b1ffb12b25d81",
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 600,
"network": "eip155:8453",
"payTo": "0x39BF4378b74f9E19c5113b00b01f57d94537bad1",
"scheme": "exact"
},
{
"amount": "7880",
"asset": "XRP",
"extra": {
"invoiceId": "1792718485-c5c83c13dfd546dd-d7880-52354251899b1ffb12b25d81",
"sourceTag": 26100015
},
"maxTimeoutSeconds": 600,
"network": "xrpl:0",
"payTo": "r3BsahzSMtF4HiJuL8HMf1se6T1JtMB6hg",
"scheme": "exact"
},
{
"amount": "10000",
"asset": "0x036CbD53842c5426634e7929541eC2318f3dCF7e",
"extra": {
"invoiceId": "1792718485-c5c83c13dfd546dd-d7880-52354251899b1ffb12b25d81",
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 600,
"network": "eip155:84532",
"payTo": "0x3177FA489523ddF60f293898f7Ee5912576f3d9b",
"scheme": "exact"
},
{
"amount": "7880",
"asset": "XRP",
"extra": {
"invoiceId": "1792718485-c5c83c13dfd546dd-d7880-52354251899b1ffb12b25d81",
"sourceTag": 26100015
},
"maxTimeoutSeconds": 600,
"network": "xrpl:1",
"payTo": "rDbkEYdqLHcnWAHAVFwhH6KM6puCPbXNgs",
"scheme": "exact"
}
],
"description": "Counterparty check (KYB preflight) in one call: give any of a company name, domain, LEI or crypto wallet address (plus an optional EU VAT number), get neutral sourced facts for vendor onboarding and supplier due diligence: sanctions screen of the name on OFAC, EU and UK lists with UN designations flagged, OFAC wallet check, GLEIF LEI match and status, domain age, registrar and email-auth, and an EU VAT number format check. No risk score or verdict. Signed receipt.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"domain": "siemens.com",
"name": "Siemens Aktiengesellschaft",
"vat": "DE129274202"
},
"type": "http"
},
"output": {
"example": {
"data": {
"checked_at": "2026-10-22T23:02:47.799Z",
"domain": {
"age_years": 40.1,
"checked": true,
"domain": "siemens.com",
"exists": true,
"registered": "1986-09-29"
},
"facts": [
{
"fact": "No entity on the SDN, CONS, EU, UK, UN lists matched \"Siemens Aktiengesellschaft\" at sc...",
"source": "OFAC SLS (US Treasury), EU Financial Sanctions Files (European Commission), UK Sanction..."
}
],
"lei": {
"checked": true,
"country_filter": null,
"query": "Siemens Aktiengesellschaft",
"records": [
{}
],
"total_matches": 2
},
"name_links": "Not verified: this check does not prove that the name, domain, LEI, VAT number and addr...",
"notice": "Neutral facts with sources. Not a risk score, KYB verdict or compliance determination. ...",
"query": {
"country": null,
"domain": "siemens.com",
"lei": null,
"name": "Siemens Aktiengesellschaft",
"vat": "DE129274202"
},
"sanctions": {
"lists_screened": [
"SDN"
],
"match_count": 0,
"min_score": 0.85,
"query": "Siemens Aktiengesellschaft",
"screened": true
},
"sources": [
"OFAC Sanctions List Service (US Treasury)"
],
"us_exclusions": {
"checked": false,
"reason": "SAM.gov exclusions are not included: the SAM.gov API requires a key from a registered S...",
"verify_at": "https://sam.gov/search/?index=ex"
},
"vat": {
"checked": true,
"country": "Germany",
"country_code": "DE",
"format_valid": true,
"input_normalised": "DE129274202"
},
"wallet": {
"reason": "no address given",
"screened": false
}
},
"receipt": {
"endpoint_id": "counterparty-check-v1",
"log_seq": 1,
"price": {
"amount": "10000",
"asset": "USDC",
"network": "eip155:84532"
},
"request_hash": "hex",
"response_hash": "hex",
"sig": "hex",
"ts": "2026-10-22T09:00:00Z",
"tx_hash": "0x..",
"v": 1
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"headers": {
"additionalProperties": {
"type": "string"
},
"type": "object"
},
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"additionalProperties": false,
"properties": {
"address": {
"description": "Crypto wallet address to check against OFAC-listed addresses",
"maxLength": 120,
"minLength": 20,
"type": "string"
},
"country": {
"description": "ISO 3166 alpha-2 country filter for LEI matches",
"pattern": "^[A-Za-z]{2}$",
"type": "string"
},
"domain": {
"description": "Company domain: registration age, registrar, DNS and email-auth facts",
"examples": [
"siemens.com"
],
"pattern": "^[A-Za-z0-9.-]{3,253}$",
"type": "string"
},
"lei": {
"description": "20-character LEI (instead of a GLEIF name search)",
"pattern": "^[A-Za-z0-9]{18}[0-9]{2}$",
"type": "string"
},
"name": {
"description": "Company legal or trading name: screened on OFAC, EU and UK sanctions lists (entities only) and matched in GLEIF",
"examples": [
"Siemens Aktiengesellschaft"
],
"maxLength": 120,
"minLength": 2,
"type": "string"
},
"vat": {
"description": "EU VAT number with 2-letter country prefix (EL for Greece, XI for Northern Ireland); format check only, not a VIES registration check",
"examples": [
"DE129274202"
],
"maxLength": 24,
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"data": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"description": "Sourced facts[] plus sanctions, wallet, lei, domain and vat sections; each section says whether it was checked and why not",
"properties": {
"checked_at": {
"type": "string"
},
"domain": {
"properties": {
"age_years": {
"type": "number"
},
"checked": {
"type": "boolean"
},
"dns": {
"type": "object"
},
"domain": {
"type": "string"
},
"exists": {
"type": "boolean"
},
"expires": {
"type": "string"
},
"https": {
"type": "object"
},
"mail_auth": {
"type": "object"
},
"rdap_available": {
"type": "boolean"
},
"registered": {
"type": "string"
},
"registrar": {
"type": "string"
},
"registry_status": {
"items": {
"type": "string"
},
"type": "array"
}
},
"type": "object"
},
"facts": {
"items": {
"type": "object"
},
"type": "array"
},
"lei": {
"properties": {
"checked": {
"type": "boolean"
},
"country_filter": {},
"query": {
"type": "string"
},
"records": {
"items": {
"type": "object"
},
"type": "array"
},
"total_matches": {
"type": "integer"
}
},
"type": "object"
},
"name_links": {
"type": "string"
},
"notice": {
"type": "string"
},
"query": {
"properties": {
"address": {},
"country": {},
"domain": {
"type": "string"
},
"lei": {},
"name": {
"type": "string"
},
"vat": {
"type": "string"
}
},
"type": "object"
},
"sanctions": {
"properties": {
"confirm_at": {
"items": {
"type": "string"
},
"type": "array"
},
"lists": {
"items": {
"type": "object"
},
"type": "array"
},
"lists_screened": {
"items": {
"type": "string"
},
"type": "array"
},
"match_count": {
"type": "integer"
},
"match_counts": {
"type": "object"
},
"matches": {
"items": {},
"type": "array"
},
"min_score": {
"type": "number"
},
"query": {
"type": "string"
},
"scope": {
"type": "string"
},
"screened": {
"type": "boolean"
}
},
"type": "object"
},
"sources": {
"items": {
"type": "string"
},
"type": "array"
},
"us_exclusions": {
"properties": {
"checked": {
"type": "boolean"
},
"reason": {
"type": "string"
},
"verify_at": {
"type": "string"
}
},
"type": "object"
},
"vat": {
"properties": {
"checked": {
"type": "boolean"
},
"country": {
"type": "string"
},
"country_code": {
"type": "string"
},
"format_valid": {
"type": "boolean"
},
"input_normalised": {
"type": "string"
},
"note": {
"type": "string"
},
"registration_checked": {
"type": "boolean"
},
"verify_at": {
"type": "string"
}
},
"type": "object"
},
"wallet": {
"properties": {
"reason": {
"type": "string"
},
"screened": {
"type": "boolean"
}
},
"type": "object"
}
},
"type": "object"
},
"receipt": {
"description": "Ed25519-signed receipt; verify free at POST /v1/verify-receipt",
"required": [
"v",
"endpoint_id",
"ts",
"price",
"tx_hash",
"request_hash",
"response_hash",
"log_seq",
"sig"
],
"type": "object"
}
},
"required": [
"data",
"receipt"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"docs": "https://api.stablecoingateways.com/openapi.json",
"params": {
"address": "crypto wallet address (OFAC check)",
"country": "ISO 3166 alpha-2 filter for LEI matches",
"domain": "company domain",
"lei": "20-char LEI",
"name": "company legal or trading name",
"vat": "EU VAT number with country prefix (format check only)"
},
"price_usd": "0.01",
"receipts": "https://api.stablecoingateways.com/v1/verify-receipt",
"source": "OFAC SDN + Consolidated (US Treasury); EU Financial Sanctions Files (European Commission); UK Sanctions List (FCDO, OGL v3.0); GLEIF (CC0); registry RDAP via IANA bootstrap; DNS via Cloudflare DoH. Same engines as /v1/sanctions/screen, /v1/sanctions/address, /v1/lei and /v1/whois",
"status": "https://api.stablecoingateways.com/status",
"xrp_quote": {
"age_s": 0,
"available": true,
"margin_pct": 3,
"max_age_s": 900,
"note": "XRP amount = ceil(USD / quote x 1e6 x (1+margin)); bound into the invoice MAC",
"quoted_at": "2026-10-23T01:11:24.977Z",
"source": "coinbase:XRP-USD spot",
"state": "fresh",
"usd": "0.01",
"usd_per_xrp": 1.30725,
"xrp_drops": "7880"
}
},
"lastUpdated": "2026-10-23T01:11:25.386Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-23T01:11:24.63Z"
},
"resource": "https://api.stablecoingateways.com/v1/counterparty-check",
"serviceName": "Counterparty Check (KYB facts)",
"tags": [
"kyb",
"counterparty-check",
"due-diligence",
"sanctions",
"lei"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Counterparty check (KYB preflight) in one call: give any of a company name, domain, LEI or crypto wallet address (plus an optional EU VAT number), get neutral sourced facts for vendor onboarding and supplier due diligence: sanctions screen of the name on OFAC, EU and UK lists with UN designations flagged, OFAC wallet check, GLEIF LEI match and status, domain age, registrar and email-auth, and an EU VAT number format check. No risk score or verdict. Signed receipt."
}What the leaf hashes
{"body":"a69abae17a66db4fef99265fd1a113eaa87dc49ddb07981a0ad5bff3592be312","id":69070,"kind":"listing","method":"baseline/1","observed_us":1793025477671843,"prev":null,"subject":"x402_bazaar:https://api.stablecoingateways.com/v1/counterparty-check","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.