← The evidence ledger
Evidence row 262344
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://serp402.com/api/v1/google-patents-details
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8e784d9f1b7c1fb2967b7880dc3099d6276fbc0eacbb62a31a9017f24972fb91
- Leaf
- 0xa55ec99b5a171ede4005ca6b8b50bbd21159641e268859931cf3f3ff129aa503
What was observed
{
"endpoints": [
[
"x402",
"https://serp402.com/api/v1/google-patents-details"
]
],
"name": "serp402",
"owner_address": "0xaa1252d726567293cffe6ca495e32c6aecfdc56d",
"raw": {
"accepts": [
{
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"payTo": "0xAA1252D726567293cffE6Ca495e32c6AEcfDC56d",
"scheme": "exact"
},
{
"amount": "50000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
},
"maxTimeoutSeconds": 120,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6srFz6v3mSUWBmz6Fx2XUaHQGHCNFJ59z85Cp9UDCvbK",
"scheme": "exact"
}
],
"description": "Google Patents Details: Title, abstract, inventors, assignees, claims, and more in code friendly JSON format. Structured JSON, USD 0.05 per call in USDC — no API key, no account, no subscription, no minimum. Not affiliated with, endorsed by or an official channel of any of the services the results come from. All trademarks and copyright remain the property of their respective owners.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"patent_id": "patent/US11734097B1/en"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"endpoint": "google-patents-details",
"meta": {
"latencyMs": 1400
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": true,
"properties": {
"patent_id": {
"description": "ID of the patent you want to retrieve. You can get it from the results of our Google Patents API . It can be: - A patent ID: patent/ / , the country code can…",
"type": "string"
}
},
"required": [
"patent_id"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"additionalProperties": true,
"description": "Google Patents Details results as structured JSON. The shape follows the source, so fields differ between endpoints; identifiers and routing belonging to the collection layer are stripped.",
"properties": {
"attribution": {
"description": "Where the data comes from and what was done to it. Keep it with the results if you pass them on.",
"type": "object"
},
"endpoint": {
"description": "Which endpoint answered.",
"type": "string"
},
"meta": {
"description": "How long the call took.",
"type": "object"
},
"paid": {
"description": "The settled transaction and network.",
"type": "object"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
},
"offer-receipt": {
"info": {
"offers": [
{
"acceptIndex": 0,
"format": "eip712",
"payload": {
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"network": "eip155:8453",
"payTo": "0xAA1252D726567293cffE6Ca495e32c6AEcfDC56d",
"resourceUrl": "https://serp402.com/api/v1/google-patents-details",
"scheme": "exact",
"validUntil": 1793028938,
"version": 1
},
"signature": "0x2a518eb3a5e619059de431830f780fa715ba279817ff7289af06ad1fd9a27e5d5ef8949ae8eca2fd489353900fd998abb141efd3d7082a03f3d3923e7ac155e01c"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "50000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6srFz6v3mSUWBmz6Fx2XUaHQGHCNFJ59z85Cp9UDCvbK",
"resourceUrl": "https://serp402.com/api/v1/google-patents-details",
"scheme": "exact",
"validUntil": 1793028938,
"version": 1
},
"signature": "0xa37052627b39374e7af06a5729db3bd39331b6d1c1fe49136e757fd362c2a24970b4c285930484ed81400f4777f74b4098cfc2a768c3ec9f3f973d111d19d9fb1c"
}
]
},
"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"
}
}
},
"lastUpdated": "2026-10-26T15:33:38.337Z",
"quality": {
"lastCalledAt": "2026-10-26T15:33:38.337Z"
},
"resource": "https://serp402.com/api/v1/google-patents-details",
"serviceName": "serp402",
"tags": [
"research",
"google",
"patents",
"details",
"x402"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Google Patents Details: Title, abstract, inventors, assignees, claims, and more in code friendly JSON format. Structured JSON, USD 0.05 per call in USDC — no API key, no account, no subscription, no minimum. Not affiliated with, endorsed by or an official channel of any of the services the results come from. All trademarks and copyright remain the property of their respective owners."
}What the leaf hashes
{"body":"8e784d9f1b7c1fb2967b7880dc3099d6276fbc0eacbb62a31a9017f24972fb91","id":262344,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793032608174705,"prev":null,"subject":"x402_bazaar:https://serp402.com/api/v1/google-patents-details","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).
- 0xa55e03aff2224043be8e19f7237617d5a66432b003a0327dc2d891e49cbf5496
- 0xe302e3cc03d68c176372ca30cd75d773c9395165518f27733b797a814160b28a
- 0x40e48f6b9cb0fcfd4481e625d1afc1bfb51f70f13c5e301c46ce163a75862927
- 0x86ea16e0e78b9f663f5a5b6ba3f9b3656941e3ac5f8be973b56b95a0d57e6676
- 0xbda02c85c7ffa48d4f48e1dea952cc3383c962dd498d962c73a2dc5a771ef19d
- 0x7906bfc854b08033972e5ed85ca018853dad433838c28419f78004f4ce464107
- 0xcdb23ebf7230a6b4e21ddd947fe9ccad687462c58c777b73aaec1a0290965b7f
- 0x925ea8fd15173168e92884620e514d68568d42ad683c9ac3c29831346d818211
- 0x5b246434376ca0995dd62493e4f2735f98c56a53ad1cb0e51dbfd4862a23a293
- 0x494d50e7c2a667a94651588fb1c6bae6df468e826359a35ba4b503d878536df7
- 0xf237135c66ca84b49bee4316c469fc0289ef400162349fc2344fca1bb98dbd0e
- 0x21725c62783071369e87d9e0abedb3d8cc37bdab8d0d58308c28aeb7cfd2bc8c
- 0xc34c13c58ba9c342ea1b833ac1882a4aea22777c4fd1092b2f83d3bac6b9f845
- 0x428106f4ae4ec142f17aebf6fa50935242f8d3f1c211cf95d6351d03d11da2b7
- 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae