← The evidence ledger
Evidence row 257555
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://serp402.com/api/v1/tripadvisor-search
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 0a9428ff30f1f59f97725ded4653a9e6fd63014741d249e515896fef2c25e2e8
- Leaf
- 0x50d77714feb929c81d71bcdc8ab24994afcdcb61f63c124dc5d92a07174c0afb
What was observed
{
"endpoints": [
[
"x402",
"https://serp402.com/api/v1/tripadvisor-search"
]
],
"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": "Tripadvisor: Tripadvisor 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": "Rome",
"ssrc": "a"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"endpoint": "tripadvisor-search",
"meta": {
"latencyMs": 1400
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": true,
"properties": {
"lat": {
"description": "Defines a GPS latitude for the search origin. This parameter might not be supported for all queries.",
"type": "string"
},
"limit": {
"description": "maximum number of results to return. (e.g., 30 (default) returns 30 results, 60 returns 60 results, and 100 returns 100 results).",
"type": "string"
},
"lon": {
"description": "Defines a GPS longitude for the search origin. This parameter might not be supported for all queries.",
"type": "string"
},
"offset": {
"description": "result offset. It skips the given number of results. It's used for pagination. (e.g., 0 (default) is the first page of results, 30 is the 2nd page of results,…",
"type": "string"
},
"q": {
"type": "string"
},
"ssrc": {
"description": "This parameter specifies the search filter you want to use for the Tripadvisor search. Available options: a - All Results r - Restaurants A - Things to Do h -…",
"type": "string"
},
"tripadvisor_domain": {
"description": "Tripadvisor domain to use. It defaults to tripadvisor.com . Head to the Tripadvisor domains page for a full list of supported Tripadvisor domains.",
"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": "Tripadvisor 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/tripadvisor-search",
"scheme": "exact",
"validUntil": 1793029117,
"version": 1
},
"signature": "0x2dd8b758090dd6e43c7c0e1eaca1ebe5bee970fc9bd2eaa6e8d051de3d31fd090cf979999566ba710e27029a81e84327c2df7b5c759ee33d167fb2e7bb3f6c3c1c"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "50000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6srFz6v3mSUWBmz6Fx2XUaHQGHCNFJ59z85Cp9UDCvbK",
"resourceUrl": "https://serp402.com/api/v1/tripadvisor-search",
"scheme": "exact",
"validUntil": 1793029117,
"version": 1
},
"signature": "0x5474b03ab9847a522be51e1d517a0ac3ca4b6630bd85272611b43257d8b8d04f6436c9ba45f70e799fcf50681be54b36f95107487b16f78256c29986d39bc0c81c"
}
]
},
"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": "2026-10-26T15:36:37.635Z",
"quality": {
"lastCalledAt": "2026-10-26T15:36:37.635Z"
},
"resource": "https://serp402.com/api/v1/tripadvisor-search",
"serviceName": "serp402",
"tags": [
"travel",
"tripadvisor",
"search",
"x402",
"agents"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tripadvisor: Tripadvisor 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":"0a9428ff30f1f59f97725ded4653a9e6fd63014741d249e515896fef2c25e2e8","id":257555,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793029766488144,"prev":null,"subject":"x402_bazaar:https://serp402.com/api/v1/tripadvisor-search","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).
- 0x50d7cc60ef43f8cc5fa09b327c6a201489cfd3867e77fac5ed1611d10b600827
- 0xc360517f45768645ec09dcd0198741cb35e999aca1a7a15f9f90df6e5ec3b83d
- 0x9b851e6986fb1b04e9bb6ee3f5e9908c6bf01487ef970d321add150fb66b31c6
- 0xce13fc1ceb9046daf71528e441489177fd6721e0da2b3299466d5321c51742d3
- 0x564104dfac863cc7ecfa0f477f146dd589334cbd0cbf8f646953574f4be9a535
- 0x973a9ec985f7196115f6c34f055b419312a6ae68b26db7af63d419f2ed459707
- 0x1a12369c4465da720277bc6e9f1b17ad4944b75c98c527a7f221e7dd31d9db49
- 0x80eec53f6f24b3b7a3727806d1a2be0f6f0e5552a11d37c0f70095f232322c62
- 0x368e3df3c24c797da086196225f282efe46aa39be4428ec3e3751153aeb39343
- 0x1cf289732577ec7d4b7786636bf1c834b739571451a5cc67e3aac33256c9be46
- 0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
- 0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
- 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
- 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
- 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
- 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
- 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae