← The evidence ledger
Evidence row 262347
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://serp402.com/api/v1/google-patents
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f954e964720d83a9e92542462f8c7684a294f5f02286a9c9b0620991911c594b
- Leaf
- 0x96d13dcb8209920a4bd90bced969dc31919cd1c6d84558b15dd28246ff4c32c6
What was observed
{
"endpoints": [
[
"x402",
"https://serp402.com/api/v1/google-patents"
]
],
"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: Google Patents results, returned as JSON. 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": {
"q": "solar panel"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"endpoint": "google-patents",
"meta": {
"latencyMs": 1400
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": true,
"properties": {
"after": {
"description": "minimum date of the results. The format of this field is type:YYYYMMDD . type can be one of priority , filing , and publication . Example: - priority:20221231…",
"type": "string"
},
"assignee": {
"description": "assignees of the patents. Split multiple assignees with , (comma). Wrap names containing commas in parentheses, e.g. (Tesla, Inc) .",
"type": "string"
},
"before": {
"description": "maximum date of the results. The format of this field is type:YYYYMMDD . type can be one of priority , filing , and publication . Example: - priority:20221231…",
"type": "string"
},
"clustered": {
"description": "how the results should be grouped. List of supported values are: true - Classification",
"type": "string"
},
"country": {
"description": "Parameter filters patent results by countries. Split multiple country codes with , (comma). List of supported country codes . Example: WO,US .",
"type": "string"
},
"dups": {
"description": "method of deduplication. Either Family (default) or Publication. List of supported values are: language - Publication",
"type": "string"
},
"inventor": {
"description": "inventors of the patents. Split multiple inventors with , (comma). Wrap names containing commas in parentheses, e.g. (Doe, John) .",
"type": "string"
},
"language": {
"description": "Parameter filters patent results by languages. Split multiple languages with , (comma). List of supported values are: ENGLISH , GERMAN , CHINESE , FRENCH ,…",
"type": "string"
},
"num": {
"description": "Parameter controls the number of results per page. Minimum: 10 , Maximum: 100 .",
"type": "string"
},
"page": {
"description": "page number. It's used for pagination. (e.g., 1 (default) is the first page of results, 2 is the 2nd page of results, etc.).",
"type": "string"
},
"patents": {
"description": "Parameter controls whether or not to include Google Patents results. (Defaults to true)",
"type": "string"
},
"q": {
"type": "string"
},
"scholar": {
"description": "Parameter controls whether or not to include Google Scholar results. (Defaults to false)",
"type": "string"
},
"sort": {
"description": "sorting method. By default, the results are sorted by Relevance. List of supported values are: new - Newest old - Oldest Patent results are sorted by…",
"type": "string"
},
"status": {
"description": "Parameter filters patent results by status. List of supported values are: GRANT - Grant APPLICATION - Application",
"type": "string"
}
},
"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 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",
"scheme": "exact",
"validUntil": 1793028935,
"version": 1
},
"signature": "0x919064bf562203d8b993a47b17f14c0580098dbc40e5409f4f94f7c074486b516ae0088a7b1e45b28fe18be2caba1799d9f0c05e23d5b79cf418c7e9b5be88761c"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "50000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6srFz6v3mSUWBmz6Fx2XUaHQGHCNFJ59z85Cp9UDCvbK",
"resourceUrl": "https://serp402.com/api/v1/google-patents",
"scheme": "exact",
"validUntil": 1793028935,
"version": 1
},
"signature": "0xbb0a69529893b5cd4dbf9930bbbd08e6869dfb9e163d3df0ebad2fcd666f3f596b728c66a6664fe9bad2315af3ddec3f5dcf739bfe8c7f05b2173a1e3a0daf991b"
}
]
},
"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": "2026-10-26T15:33:35.561Z",
"quality": {
"lastCalledAt": "2026-10-26T15:33:35.561Z"
},
"resource": "https://serp402.com/api/v1/google-patents",
"serviceName": "serp402",
"tags": [
"research",
"google",
"patents",
"x402",
"agents"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Google Patents: Google Patents results, returned as JSON. 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":"f954e964720d83a9e92542462f8c7684a294f5f02286a9c9b0620991911c594b","id":262347,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793032608179099,"prev":null,"subject":"x402_bazaar:https://serp402.com/api/v1/google-patents","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).
- 0x96d168158916e8d96fd71e45ad825ba8fc162eb78ad6946aa6c5a38be2fc4e7d
- 0xaf36c1955f363aef8abfc99c664aa3235691150a519b74e855d9ee4f9ff0b4d1
- 0x58a68b95ccc894ea78e89cb6fb58eba6409116e92f7370cbf7139470feb56b38
- 0xe112d2f2f37a472fab1da563bdfb57525b01712065eabff68de25e010953b871
- 0xafa90a7db001f11d43901bad7907e03bbbc563b6544745298e1388506417814a
- 0xc975410efb728238d26973acce74894e27e293e77ed1ceaa9d8e6ab749162fee
- 0x9b14956fce72711b66abfd80583237967b1eb48dc20cd00be37e1619717c033b
- 0x7d752689fdc2356dcd992f8b27522a098b6ff3e239a590e89608c054e7a5984f
- 0xcbbe2b65863cea4797e72f4bafd5c9274627bba4b38e1c84ced00ce184e4a54b
- 0x967f49fc57d75b1bcc96107679bd305f464f936f0049de5f6f3a15dabb50eb78
- 0xc280b3b9968aa6c4c1d58f1d93bf282873099bba7b119c4ce413c82e165f3330
- 0xd43b73151a0c2d9a61f2ae73ed148938b0e6b05c81197f7eebbf95dba38a7004
- 0xb314422bc93e7f1c0b706c67f5fff96c5ddf74934bb2fe8ab6291ae016907e37
- 0x49062da782c4f73855ddd5fdd51840749f928b5f17d1ce75ac50f2d829104e72
- 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
- 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae