← The evidence ledger
Evidence row 2201817
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://trade-reference.x402tookit.com/locode-search
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 93713447fa2a5ab6c9013d85a7232e9327eb4c1cfc2d10305f66f597df85f32f
- Leaf
- 0xd78d6b00b878bbc0c8808afca54581a213dd575d61ef5b62fa87406c88556bef
What was observed
{
"endpoints": [
[
"x402",
"https://trade-reference.x402tookit.com/locode-search"
]
],
"name": "Trade and Customs Reference",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "20000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Search UN/LOCODEs by place name, optionally within a country or by port, rail, airport function; capped at 50.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"function": "port",
"limit": 5,
"q": "rotterdam"
},
"type": "http"
},
"output": {
"example": {
"asOf": "2026-10-21T10:43:04.578Z",
"attribution": "UN/LOCODE (UNECE), via the datasets/un-locode mirror, snapshot 2026-10-21. Redistribution licence unclear; verify at unlocode.unece.org.",
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"matches": [
{
"approved": true,
"asciiName": "Rotterdam",
"country": "Netherlands",
"countryCode": "NL",
"functionCodes": "12345",
"functions": [
"port",
"rail terminal",
"…3 more"
],
"iata": null,
"isAirport": true,
"isPort": true,
"isRail": true,
"lat": 51.9167,
"locationCode": "RTM",
"locode": "NLRTM",
"lon": 4.5,
"matchScore": 100,
"name": "Rotterdam",
"status": "AF",
"statusMeaning": "approved by a national facilitation body",
"subdivision": "ZH"
},
{
"approved": false,
"asciiName": "Rotterdam",
"country": "United States of America (the)",
"countryCode": "US",
"functionCodes": "123",
"functions": [
"port",
"rail terminal",
"…1 more"
],
"iata": null,
"isAirport": false,
"isPort": true,
"isRail": true,
"lat": 42.7833,
"locationCode": "RAJ",
"locode": "USRAJ",
"lon": -73.9667,
"matchScore": 100,
"name": "Rotterdam",
"status": "RL",
"statusMeaning": "recognised location: existence and name confirmed against a gazetteer or reference work",
"subdivision": "NY"
}
],
"notChecked": [
"road-only and postal-only locations (not in this dataset)",
"alternative names and spellings other than the official and ASCII names",
"…1 more"
],
"query": {
"country": null,
"function": "port",
"q": "rotterdam"
},
"reasons": [
"Score: 100 exact name, 80 prefix, 60 word prefix, 40 contains. Ties favour ports, then approved statuses.",
"Several places can share a name in different countries; check the country."
],
"source": "UN/LOCODE (UNECE) via open mirror; licence unclear",
"summary": "2 UN/LOCODE matches for \"rotterdam\"; best: NLRTM Rotterdam, Netherlands.",
"totalMatches": 2,
"truncated": false,
"verdict": "FOUND"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"country": {
"description": "ISO 3166 code or country name to restrict to",
"type": "string"
},
"function": {
"description": "port, rail, airport, multimodal or border",
"type": "string"
},
"limit": {
"description": "Results 1 to 50 (default 10)",
"type": "integer"
},
"q": {
"description": "Place name or start of it, e.g. Rotterdam, Los Angeles or Felix",
"type": "string"
}
},
"required": [
"q"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"asOf": {
"type": [
"null",
"string"
]
},
"attribution": {
"type": [
"null",
"string"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"matches": {
"items": {
"properties": {
"approved": {
"type": [
"boolean",
"null"
]
},
"asciiName": {
"type": [
"null",
"string"
]
},
"country": {
"type": [
"null",
"string"
]
},
"countryCode": {
"type": [
"null",
"string"
]
},
"functionCodes": {
"type": [
"null",
"string"
]
},
"functions": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"iata": {},
"isAirport": {
"type": [
"boolean",
"null"
]
},
"isPort": {
"type": [
"boolean",
"null"
]
},
"isRail": {
"type": [
"boolean",
"null"
]
},
"lat": {
"type": [
"null",
"number"
]
},
"locationCode": {
"type": [
"null",
"string"
]
},
"locode": {
"type": [
"null",
"string"
]
},
"lon": {
"type": [
"null",
"number"
]
},
"matchScore": {
"type": [
"null",
"number"
]
},
"name": {
"type": [
"null",
"string"
]
},
"status": {
"type": [
"null",
"string"
]
},
"statusMeaning": {
"type": [
"null",
"string"
]
},
"subdivision": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"query": {
"properties": {
"country": {},
"function": {
"type": [
"null",
"string"
]
},
"q": {
"type": [
"null",
"string"
]
}
},
"type": [
"null",
"object"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"totalMatches": {
"type": [
"null",
"number"
]
},
"truncated": {
"type": [
"boolean",
"null"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T23:24:32.832Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T23:24:32.542Z"
},
"resource": "https://trade-reference.x402tookit.com/locode-search",
"serviceName": "Trade and Customs Reference",
"tags": [
"locode",
"ports",
"search",
"trade"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Search UN/LOCODEs by place name, optionally within a country or by port, rail, airport function; capped at 50."
}What the leaf hashes
{"body":"93713447fa2a5ab6c9013d85a7232e9327eb4c1cfc2d10305f66f597df85f32f","id":2201817,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646809014657,"prev":null,"subject":"x402_bazaar:https://trade-reference.x402tookit.com/locode-search","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).
- 0xd78d726498475a006c717009eb0284b4ff6f01a63a231ee50966aace685ed9f1
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- 0xd5c34f2b5e95a1de08484ab81f12b511bd1a04bffb64d97ecdd62f4c62277f65
- 0x6d58fd3c05935a08fad3577df3193afb5464f24e30cd42f1471a027f2eb0e32b
- 0x0f9745829ac51513f98e31cf131fe199d02f88fbee9bb5d2d3c91a377202589e
- 0x8d4f51e2ed915ac79c3048acf12df48faa468821b24f368625ae698c70211114
- 0x8bdd1f9a2b88aa1617ffb05c3386d8d7e2d0ef93199544256150f0cdce6d61ec
- 0x3e07030073b3c60510e667fed58c558ad7769328cf494ecd519660e4f97b74fc
- 0x478c96b3d87966042186521b67a1083fc2315fb4c850c47fba24bedc5a640369
- 0x7187889e0cb6879609e91cd98c7d6289b291639a739c761b50ed349bfcd02009
- 0x0a0b06366ac223b57a065057db885c66f1a3225264321b3732529557f57cf2a7
- 0xc94ac971f2e2765086823b6227f70a7d3fdcf267884d07ae0a3f85c1caf941d2
- 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
- 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
- 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
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- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af