← The evidence ledger
Evidence row 257489
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://serp402.com/api/v1/booking-search
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 3db429c70b1b0fe69517b8c6b22c17c5cb8413619424ac1d729bad11a3383f54
- Leaf
- 0x35e4f3de0fd147f12fc80e88edcbf4ca5c211b5dce91a639bfe7eac035c1c0c4
What was observed
{
"endpoints": [
[
"x402",
"https://serp402.com/api/v1/booking-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": "Booking.com: Hotels and places to stay, prices for your dates, review scores, deals, locations, and more. 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": {
"check_in_date": "2026-11-24",
"check_out_date": "2026-11-27",
"q": "New York"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"endpoint": "booking-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": {
"adults": {
"description": "number of adults, from 1 to 30 . It defaults to 2 .",
"type": "string"
},
"check_in_date": {
"description": "check-in date. The format is YYYY-MM-DD (e.g., 2026-11-24 ). It must be used together with check_out_date . When dates aren't set, Booking.com returns…",
"type": "string"
},
"check_out_date": {
"description": "check-out date. The format is YYYY-MM-DD (e.g., 2026-11-27 ). It must be used together with check_in_date , and be up to 90 nights later than it.",
"type": "string"
},
"children": {
"description": "number of children, from 0 (default) to 10 . Their ages must be set with children_ages .",
"type": "string"
},
"children_ages": {
"description": "age of each child at check-out, from 0 to 17 . It's a comma-separated list of ages (e.g., 5 for one child, or 5,9 for two children). When children isn't set,…",
"type": "string"
},
"currency": {
"description": "currency of the returned prices. It defaults to hotel_currency , the currency of each property (e.g., EUR in Paris), returned in currency of each property.…",
"type": "string"
},
"flex_window": {
"description": "how many days the check-in and check-out dates can move, earlier or later, for the best price of each property. Each property then has the dates of its price…",
"type": "string"
},
"hl": {
"description": "language to use for the Booking.com search (e.g., en-us (default) for English (US), fr for French, or pt-br for Portuguese (Brazil)). Head to the Booking.com…",
"type": "string"
},
"hotel_class": {
"description": "property ratings to show: stars for hotels, or Booking.com's own rating for homes and apartments. It's a comma-separated list of ratings from 1 to 5 (e.g.,…",
"type": "string"
},
"max_price": {
"description": "maximum price per night, in the currency of the results (e.g., 300 ). It must be used together with a currency code.",
"type": "string"
},
"min_price": {
"description": "minimum price per night, in the currency of the results (e.g., 100 ). It must be used together with a currency code.",
"type": "string"
},
"q": {
"type": "string"
},
"rating": {
"description": "minimum review score of the properties. Available options: 9 - Wonderful: 9+ 8 - Very Good: 8+ 7 - Good: 7+ 6 - Pleasant: 6+",
"type": "string"
},
"rooms": {
"description": "number of rooms, from 1 (default) to 30 . It can't be greater than the number of adults .",
"type": "string"
},
"sort_by": {
"description": "sorting of the results. It defaults to popularity (Our top picks). Available options: popularity - Our top picks upsort_bh - Homes & apartments first price -…",
"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": "Booking.com 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/booking-search",
"scheme": "exact",
"validUntil": 1793029545,
"version": 1
},
"signature": "0xe471253b7e4bcf96eeb988329cdc36aad00414cd50512e7931df3beb19a4a40577c7f5e02f174565b933358d373dd6c92cab1f3f374bc673ac2feea56fdb35f51c"
},
{
"acceptIndex": 1,
"format": "eip712",
"payload": {
"amount": "50000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6srFz6v3mSUWBmz6Fx2XUaHQGHCNFJ59z85Cp9UDCvbK",
"resourceUrl": "https://serp402.com/api/v1/booking-search",
"scheme": "exact",
"validUntil": 1793029545,
"version": 1
},
"signature": "0x50577f37476982e1f28cc665de7ac29e0caa396072930b7b9d5ba383b972fa2d6ae8080771726da3fc2d9da4999b5c6b0a4310b8022535be675247da40a64ea81b"
}
]
},
"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": "2026-10-26T15:43:45.638Z",
"quality": {
"lastCalledAt": "2026-10-26T15:28:36.715Z"
},
"resource": "https://serp402.com/api/v1/booking-search",
"serviceName": "serp402",
"tags": [
"travel",
"booking",
"search",
"x402",
"agents"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Booking.com: Hotels and places to stay, prices for your dates, review scores, deals, locations, and more. 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":"3db429c70b1b0fe69517b8c6b22c17c5cb8413619424ac1d729bad11a3383f54","id":257489,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793029765499063,"prev":null,"subject":"x402_bazaar:https://serp402.com/api/v1/booking-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).
- 0x35e5a1bc553cdc62664754fb7b14c47ac067a5ed1ae2ff77905db2fbfb788e45
- 0x002d78cfc6c4d12ea3724b8ffc2e93fe8635bbc68917e2a5172788043bdb1a43
- 0x1e106ceba492f1493fad11ab0a3de6243d683783a245dd385d2daa4ef14d7249
- 0x743b65fd26c0af33cd9c01963b1a7cce25a61dfe82f8a6548938ead0cbfcfac1
- 0xc84c6acda2691e298b4305e0cc42a04debc41383fb38695cc9148b23e234903d
- 0x6471edc6d612420dacb06faead5b85c45df05f135317dd2223c7f1422326ce11
- 0x5995c87b495ef08ddd8d8f5a55ed4b7b0e1c34d5d877b60d4b38a05a70770b54
- 0x3151c2be40a308faea470fc5f07b858049b59b2bb84fbcd9f88879e6e0ef666d
- 0xcc6f7beb30e04033287f6137a9a1611ca83b2c850cc1e24fb826ab7245f7d371
- 0x3b4b550f0a49402e225b6398198947525abec6713d355bfda590f5e3f7cbc218
- 0x30ae64b0356d2a2933965306373f46f4bf64268b5a265594ef3370f079c19d92
- 0x992ab7416b80cd368936c788f743fd3ea4576a49e22c75ab0262abf692f8ed6c
- 0xdfc7a920beab71e6882e75c57bf136a5354c4ea989a35108a69046bc62059090
- 0x4338355a835617a26aa0bfcc971e84eb030d84e2aa840e3c8af958921dd080c7
- 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
- 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae