← The evidence ledger
Evidence row 15754
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://quantagentshop.com/v1/sanctions-screen
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 7370e66a57fa7697a9ab8985d025b85d58d5e135da5c53eb28da326eb40f862d
- Leaf
- 0x94fe92a563986869e85d4a3f7f5fc6091f3516c1d9d7b17f4c4df83a496b1cc3
What was observed
{
"endpoints": [
[
"x402",
"https://quantagentshop.com/v1/sanctions-screen"
]
],
"name": "Quant Agent Shop",
"owner_address": "0x4d8d8d4f04512029172e0176744eec4ae5238309",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0x4d8d8D4f04512029172e0176744Eec4AE5238309",
"scheme": "exact"
}
],
"description": "Sanctions screening against the US Treasury OFAC SDN and Consolidated lists. Send a person, company or vessel name (fuzzy match on names and aliases, with scores) or a crypto wallet address (exact match against addresses OFAC lists). Returns match or no_match, entries with program, list and score, and provenance: each list file's URL, refresh time and SHA-256. Use before a payment or onboarding. A screening aid, not a compliance determination. Failed calls are not charged.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"name": "Banco Nacional de Cuba",
"type": "entity"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"list_downloaded_at": "2026-10-22T03:15:04+00:00",
"lists": [
"OFAC SDN",
"OFAC Consolidated (non-SDN)"
],
"matches": [
{
"list": "OFAC SDN",
"matched_name": "BANCO NACIONAL DE CUBA",
"name": "BANCO NACIONAL DE CUBA",
"programs": [
"CUBA"
],
"remarks": "a.k.a. 'BNC'.",
"score": 1,
"type": "entity",
"uid": "306"
}
],
"notice": "Screening aid, not a compliance determination. No match does not clear a party. Source: US Treasury OFAC lists (US government work).",
"provenance": {
"crypto_addresses": {
"addresses": 1050,
"covered": true,
"from": "Digital Currency Address ids in SDN.XML (OFAC SDN list)",
"match": "exact"
},
"freshness": "lists downloaded daily; screening is refused when any list is over 3 days old",
"lists": [
{
"entries": 19471,
"files": [
"SDN.CSV",
"ALT.CSV",
"SDN.XML"
],
"name": "OFAC SDN",
"refreshed_at": "2026-10-22T03:15:04+00:00"
},
{
"entries": 486,
"files": [
"CONS_PRIM.CSV",
"CONS_ALT.CSV"
],
"name": "OFAC Consolidated (non-SDN)",
"refreshed_at": "2026-10-22T03:15:04+00:00"
}
],
"sources": [
{
"file": "SDN.CSV",
"retrieved_at": "2026-10-22T03:15:04+00:00",
"sha256": "6167e477d8a33cc18eeec1149e65fd0ce7430722256e0feb0277173fefdb153a",
"url": "https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/SDN.CSV"
},
{
"file": "ALT.CSV",
"retrieved_at": "2026-10-22T03:15:04+00:00",
"sha256": "4d48fba6cf5f7d6abfb35e695f453297870a7a56568ceae968f06d04701b0047",
"url": "https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/ALT.CSV"
},
{
"file": "CONS_PRIM.CSV",
"retrieved_at": "2026-10-22T03:15:04+00:00",
"sha256": "a6e9c460a6f6d9bda9b3b2e6d909437a32b7629dede0e897bc382a24d86b499e",
"url": "https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/CONS_PRIM.CSV"
},
{
"file": "CONS_ALT.CSV",
"retrieved_at": "2026-10-22T03:15:04+00:00",
"sha256": "90adf60559576e89ce40ca68fd4256632930887d9351139e29b7f1c36bc684fc",
"url": "https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/CONS_ALT.CSV"
},
{
"file": "SDN.XML",
"retrieved_at": "2026-10-22T03:15:04+00:00",
"sha256": "bf92a04e60b4b2362d45490e5142e47b687c2ebb5898da6bc71b697602016e6e",
"url": "https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/SDN.XML"
}
]
},
"query": "Banco Nacional de Cuba",
"query_type": "name",
"screened_at": "2026-10-22T09:00:00+00:00",
"status": "match"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"address": {
"anyOf": [
{
"maxLength": 100,
"minLength": 20,
"pattern": "^[A-Za-z0-9]+$",
"type": "string"
},
{
"type": "null"
}
],
"default": null,
"description": "Crypto wallet address to screen (exact match). Send name or address.",
"title": "Address"
},
"max_results": {
"default": 10,
"description": "Most matches to return.",
"maximum": 20,
"minimum": 1,
"title": "Max Results",
"type": "integer"
},
"min_score": {
"default": 0.88,
"description": "Lowest name similarity to report, 0.80 to 1.",
"maximum": 1,
"minimum": 0.8,
"title": "Min Score",
"type": "number"
},
"name": {
"anyOf": [
{
"maxLength": 200,
"minLength": 2,
"type": "string"
},
{
"type": "null"
}
],
"default": null,
"description": "Person, company or vessel name to screen (fuzzy match).",
"title": "Name"
},
"type": {
"anyOf": [
{
"enum": [
"individual",
"entity",
"vessel",
"aircraft"
],
"type": "string"
},
{
"type": "null"
}
],
"default": null,
"description": "Only entries of this type (name screening).",
"title": "Type"
}
},
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T14:18:35.666Z",
"quality": {
"l30DaysTotalCalls": 21,
"l30DaysUniquePayers": 5,
"lastCalledAt": "2026-10-26T00:18:19.362Z"
},
"resource": "https://quantagentshop.com/v1/sanctions-screen",
"serviceName": "Quant Agent Shop",
"tags": [
"web-search",
"web-scraping",
"company-data",
"research",
"compliance"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Sanctions screening against the US Treasury OFAC SDN and Consolidated lists. Send a person, company or vessel name (fuzzy match on names and aliases, with scores) or a crypto wallet address (exact match against addresses OFAC lists). Returns match or no_match, entries with program, list and score, and provenance: each list file's URL, refresh time and SHA-256. Use before a payment or onboarding. A screening aid, not a compliance determination. Failed calls are not charged."
}What the leaf hashes
{"body":"7370e66a57fa7697a9ab8985d025b85d58d5e135da5c53eb28da326eb40f862d","id":15754,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793025321443980,"prev":null,"subject":"x402_bazaar:https://quantagentshop.com/v1/sanctions-screen","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).
- 0x94ff02e3fee88613a6dd7ae3e6db9f3afe10bc4c53c869f6898358d3396e9b0e
- 0x584e5ad7a8da6d7d8e1b78992c3edbf48dde52e07ec66dd09518873f0b078917
- 0x74968c2462c03a6b5da4c931b6bff256e6cf5344854fa8bb10547bba4c89c020
- 0x671c33f421a4852679a50caad2375d9fe9d06a2476d8d66a8e8e713c3c1a7802
- 0xef88018d70a46d12b9a33a35a176138c20805194b6ad605f6cbd8117b0d46002
- 0xd95b9b62dcce3e414340e0cdefbd727cc71b4d867f90d28ecd8bf80f57ccdb4e
- 0xb66ac6536363f004fec881f9e4a6b112c90cb0f1788647f8b9d45e15c72ca713
- 0xb29eca54ca6bf8779cdfc5d67db2cac1104ef6d4f170a8f491298a71a9c0d7f5
- 0x6a6b1095c437b62e330ab2af870548945ced3c7eeae7c8902f8a976310db3529
- 0xfca5467d5953b4b08155df6d4317c39463a5053953b4e733afa5ecfcb7e361e9
- 0x4c1c9421c6648584bc5a6ac33a99ef69338fb841b9063ca93df8c027794ce0e5
- 0x12169ac86722058ecf46a1b83c56e8b21899ab108a12c5a4429da74c5d191294
- 0xb314422bc93e7f1c0b706c67f5fff96c5ddf74934bb2fe8ab6291ae016907e37
- 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
- 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae