← The evidence ledger
Evidence row 3767212
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.crawlwitness.com/mcp#check_ai_consent
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 0210fc8b247a57064fb3112a47afacc2092d203da5291b37545ccca29b5b1329
- Leaf
- 0x8a6d9451959b3cbbb0deddfefdbada8edb33dd3e4c8479371d8b193f47623ad5
What was observed
{
"endpoints": [
[
"x402",
"https://api.crawlwitness.com/mcp"
]
],
"name": "api.crawlwitness.com/mcp",
"owner_address": "0xa20f0b8adf20ed17a8d27b369b3058afdb71a5c5",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xa20F0b8ADf20Ed17a8d27B369B3058afdB71a5C5",
"scheme": "exact"
},
{
"amount": "5000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "79Bz5UMBA9ZSpa2XDDpkTKDqto5ScDgN5o8pRVRJVBLP",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DEuats4W5mXoX1dZEb693q4Y4GT6mnZiwPjTN2GYFFrd",
"scheme": "exact"
}
],
"description": "Use when an agent is about to crawl, train on or ingest a website into RAG: checks the domain's AI consent and licensing signals (robots.txt per AI bot, RSL license, IETF AIPREF, TDMRep, noai meta tags, llms.txt, C2PA), returns a 0-100 score and a training stance, and a signed EAS receipt anchored on Base proving what was checked and when. Errors: 400 invalid domain; 502 site unreachable (not charged).",
"extensions": {
"bazaar": {
"info": {
"input": {
"description": "Use when an agent is about to crawl, train on or ingest a website into RAG: checks the domain's AI consent and licensing signals (robots.txt per AI bot, RSL license, IETF AIPREF, TDMRep, noai meta tags, llms.txt, C2PA), returns a 0-100 score and a training stance, and a signed EAS receipt anchored on Base proving what was checked and when. Errors: 400 invalid domain; 502 site unreachable (not charged).",
"example": {
"domain": "nytimes.com",
"pay": true
},
"inputSchema": {
"additionalProperties": false,
"properties": {
"domain": {
"description": "Domain to check, without scheme or path (e.g. nytimes.com)",
"maxLength": 253,
"minLength": 3,
"type": "string"
},
"fresh": {
"default": false,
"description": "Force a fresh analysis instead of the cached one (<24 h)",
"type": "boolean"
},
"pay": {
"default": false,
"description": "Pay directly instead of using the small daily free quota",
"type": "boolean"
}
},
"required": [
"domain"
],
"type": "object"
},
"toolName": "check_ai_consent",
"transport": "streamable-http",
"type": "mcp"
},
"output": {
"example": {
"analizado_en": "2026-10-30T12:00:00Z",
"dominio": "nytimes.com",
"informe": {
"llms_txt": false,
"resumen": {
"bots_bloqueados": 18,
"bots_total": 24,
"entrenamiento": "reservado",
"exige_pago": false,
"motivos": [
"robots.txt bloquea GPTBot, ClaudeBot, CCBot y Google-Extended"
],
"puntuacion": 55,
"recomendaciones": []
},
"robots": {
"encontrado": true,
"estado_http": 200,
"licencias_rsl": []
},
"tdm": {
"reserva": false
}
},
"origen": "cache",
"pago": {
"atestacion": {
"uid": "0x…",
"url_easscan": "https://base.easscan.org/…"
},
"red": "eip155:8453",
"transaccion": "0x…"
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"description": {
"type": "string"
},
"example": {
"type": "object"
},
"inputSchema": {
"type": "object"
},
"toolName": {
"type": "string"
},
"transport": {
"enum": [
"streamable-http"
],
"type": "string"
},
"type": {
"const": "mcp",
"type": "string"
}
},
"required": [
"type",
"toolName",
"inputSchema"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"offer-receipt": {
"info": {
"offers": [
{
"acceptIndex": 0,
"format": "eip712",
"payload": {
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0xa20F0b8ADf20Ed17a8d27B369B3058afdB71a5C5",
"resourceUrl": "https://api.crawlwitness.com/mcp",
"scheme": "exact",
"validUntil": 1793893594,
"version": 1
},
"signature": "0x190b41a78441cffe7cca360dfedf10a96d5bbe56a85333d6a4f69b28e2f4dd6867ccb6bf81a22865d1a41890512e3cd3e50aaa3ed813a78b29a12081930397bc1b"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "5000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DEuats4W5mXoX1dZEb693q4Y4GT6mnZiwPjTN2GYFFrd",
"resourceUrl": "https://api.crawlwitness.com/mcp",
"scheme": "exact",
"validUntil": 1793893594,
"version": 1
},
"signature": "0x111b9f3ad5dee57a428e98b5c334fe287475950a9cb56ccc93cfcc77fa2118614dddf7a5e9116b40bc5d4503da093eb2ae242302d8c11f44e24d274cce06f0911c"
}
]
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"offers": {
"items": {
"properties": {
"acceptIndex": {
"type": "integer"
},
"format": {
"type": "string"
},
"payload": {
"properties": {
"amount": {
"type": "string"
},
"asset": {
"type": "string"
},
"network": {
"type": "string"
},
"payTo": {
"type": "string"
},
"resourceUrl": {
"type": "string"
},
"scheme": {
"type": "string"
},
"validUntil": {
"type": "integer"
},
"version": {
"type": "integer"
}
},
"required": [
"version",
"resourceUrl",
"scheme",
"network",
"asset",
"payTo",
"amount"
],
"type": "object"
},
"signature": {
"type": "string"
}
},
"required": [
"format",
"signature"
],
"type": "object"
},
"type": "array"
}
},
"required": [
"offers"
],
"type": "object"
}
},
"payment-identifier": {
"info": {
"required": false
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"id": {
"maxLength": 128,
"minLength": 16,
"pattern": "^[a-zA-Z0-9_-]+$",
"type": "string"
},
"required": {
"type": "boolean"
}
},
"required": [
"required"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-05T15:41:34.736Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-05T15:41:34.137Z"
},
"resource": "https://api.crawlwitness.com/mcp#check_ai_consent",
"type": "mcp",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Use when an agent is about to crawl, train on or ingest a website into RAG: checks the domain's AI consent and licensing signals (robots.txt per AI bot, RSL license, IETF AIPREF, TDMRep, noai meta tags, llms.txt, C2PA), returns a 0-100 score and a training stance, and a signed EAS receipt anchored on Base proving what was checked and when. Errors: 400 invalid domain; 502 site unreachable (not charged)."
}What the leaf hashes
{"body":"0210fc8b247a57064fb3112a47afacc2092d203da5291b37545ccca29b5b1329","id":3767212,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793996773245576,"prev":null,"subject":"x402_bazaar:https://api.crawlwitness.com/mcp#check_ai_consent","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (303443 rows).
- 0x8a6d672ca58e552f943aaf09c5acc736b3f8a0dd116814cd355b437a7e3a88d9
- 0x3d11d3cd6df4b4df9fb069e618ba6a783ee0aa24b731cea2a9e15dc73f4fbf88
- 0xa800f874e9157edf70015295f522fbaeb04a99c32687e275d22af3f08b28fab2
- 0x710fc7633fe15e3c02a89bc40177b15770ea164b1ee34eb0b70762912fe7af25
- 0x4e6ca0de87a4a3dbc1726dd5de97416d996c001df81ab71b164ec7a7614b7f8e
- 0x8a67c5eaa3367246f1574acdfc9fb1f2764629650e44c6d202ccbbaf95471c2f
- 0xb11ca250ec6c959501fbc9fb8d3359580c53b0208c91b9dbd47a9c261a7ffbd8
- 0x5fcfd08bc605b0098f848eda532c6c8250321c94778c80291fc8b684af1456d4
- 0xee7c94ef4954770cfeb2319784133b42b62ea3448624f73c4bb20ecf2f621254
- 0x466c86a1278a102452e45984799ba65b7aa3ba8acdeafb75b23a383776b23851
- 0xe01ef370108f8892646d5c2486265fbf7ed186c47d7b96064380651499972d36
- 0x52b5fd180a187d23dbdc78bc05e23dbb52595ad9db76c5a07d104bd6e864ff1d
- 0x5f12c8bc2e2842d751f9245924fab06a8f3cfddc955c2d9511377c9e474f8827
- 0x1603f9c33c35ccefb72fc33655d873fa8e090c77e8690f54f34f291f55d977a8
- 0x4aa18de7ba70c1384dfa5e9fde2ce72817bb169f51aa0c98d197468e304aabd5
- 0xa020619e8f130eeb03f3c2beaba0422017bd8b95688ddf44db1c31cf0fd40a6a
- 0xe98c6c6b56a21a2fc4c1edfe2563812e690a6a4336d11aef772ac1799d1ee7ca
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- 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948
- Day root
- 0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f
- Chained
- 0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3
- Published
- On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1