← The evidence ledger
Evidence row 2202174
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://wikidata-facts.x402tookit.com/entity-search
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9da56e3b6718d26ae24421f47045d4be2b63e0c69c3c58aca8dceb2786205750
- Leaf
- 0xfb7efddccabef8640c4f3ca39495132aff0d8ef32808f3f1162ce36906b28c6e
What was observed
{
"endpoints": [
[
"x402",
"https://wikidata-facts.x402tookit.com/entity-search"
]
],
"name": "Wikidata Facts",
"owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
"raw": {
"accepts": [
{
"amount": "30000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
"transactionVersions": [
0
]
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
},
{
"amount": "30000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
"scheme": "exact"
}
],
"description": "Search Wikidata by name; returns candidate Q-ids with descriptions and instance-of hints to disambiguate.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"limit": 5,
"q": "Mercury"
},
"type": "http"
},
"output": {
"example": {
"ambiguous": true,
"asOf": "2026-10-11T08:43:27.782Z",
"attribution": "Data: Wikidata, CC0 1.0 public domain dedication (https://www.wikidata.org/wiki/Wikidata:Licensing).",
"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.",
"language": "en",
"notChecked": [
"ranking by popularity (results follow Wikidata's text-match order)",
"entities with no label or alias in the chosen language",
"…1 more"
],
"query": "Mercury",
"reasons": [
"More than one entity has this exact label: choose by description and instanceOf, then pass the Q-id to other endpoints.",
"Instance-of hints come from a tiny Query Service lookup and may be absent."
],
"results": [
{
"description": "automobile marque of the Ford Motor Company",
"id": "Q613883",
"instanceOf": [
"trademark",
"division",
"…1 more"
],
"label": "Mercury",
"matchedOn": {
"text": "Mercury",
"type": "label"
},
"url": "https://www.wikidata.org/wiki/Q613883"
},
{
"description": "commune in Savoie, France",
"id": "Q1231263",
"instanceOf": [
"commune of France"
],
"label": "Mercury",
"matchedOn": {
"text": "Mercury",
"type": "label"
},
"url": "https://www.wikidata.org/wiki/Q1231263"
}
],
"source": "Wikidata (CC0)",
"sourceUrl": "https://www.wikidata.org",
"summary": "4 Wikidata entities are named \"Mercury\"; top candidates: Q613883 (automobile marque of the Ford Motor Company); Q1231263 (commune in Savoie, France); Q308 (first planet from the Solar System and small…",
"verdict": "AMBIGUOUS"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"hint": {
"description": "Optional words; candidates whose text contains them are listed first",
"type": "string"
},
"language": {
"description": "Language code for labels (default en), e.g. fr",
"type": "string"
},
"limit": {
"description": "Candidates 1 to 10 (default 5)",
"type": "integer"
},
"q": {
"description": "Name to search, e.g. Mercury or Paris",
"type": "string"
}
},
"required": [
"q"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"ambiguous": {
"type": [
"boolean",
"null"
]
},
"asOf": {
"type": [
"null",
"string"
]
},
"attribution": {
"type": [
"null",
"string"
]
},
"degraded": {
"type": [
"boolean",
"null"
]
},
"disclaimer": {
"type": [
"null",
"string"
]
},
"language": {
"type": [
"null",
"string"
]
},
"notChecked": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"query": {
"type": [
"null",
"string"
]
},
"reasons": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"results": {
"items": {
"properties": {
"description": {
"type": [
"null",
"string"
]
},
"id": {
"type": [
"null",
"string"
]
},
"instanceOf": {
"items": {
"type": "string"
},
"type": [
"array",
"null"
]
},
"label": {
"type": [
"null",
"string"
]
},
"matchedOn": {
"properties": {
"text": {
"type": [
"null",
"string"
]
},
"type": {
"type": [
"null",
"string"
]
}
},
"type": [
"null",
"object"
]
},
"url": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": [
"array",
"null"
]
},
"source": {
"type": [
"null",
"string"
]
},
"sourceUrl": {
"type": [
"null",
"string"
]
},
"summary": {
"type": [
"null",
"string"
]
},
"verdict": {
"type": [
"null",
"string"
]
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-11-01T22:39:10.483Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T22:39:10.216Z"
},
"resource": "https://wikidata-facts.x402tookit.com/entity-search",
"serviceName": "Wikidata Facts",
"tags": [
"wikidata",
"search",
"disambiguation",
"entities"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Search Wikidata by name; returns candidate Q-ids with descriptions and instance-of hints to disambiguate."
}What the leaf hashes
{"body":"9da56e3b6718d26ae24421f47045d4be2b63e0c69c3c58aca8dceb2786205750","id":2202174,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646813633240,"prev":null,"subject":"x402_bazaar:https://wikidata-facts.x402tookit.com/entity-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).
- 0xfb7f0eea593e6eda591b4b63fe9f518567072ea2d67014f8e1f76e06f9778904
- 0x886a0e2eb5ad45681f20abb58efc87ca05849f97f71456180758b77d8efa4115
- 0xd94889b736addfb1480152782e9bf9a0242abfadb50320cfac3de1e721f0e517
- 0xb2704becc625e3e832bbbcafb13f23154b49bef36851252957a6454b4148dd7d
- 0x02bf0603f1f52eeb3046fb690d0640193e505c474610fdac9f5e0de4b667963d
- 0x28e63eb0f26528b19036aa5acc71fe3a6d25e0528cbe738556278ae7b55eb4b8
- 0xc74ed3faebd6a1c93bf87da4775dc9c6691f06aa5ba4c4da0f5f9f741fbd6e25
- 0x379e6cae7b796cc11674b1c3aeaef271f5c40745aa57cee922700a5c20590c34
- 0x98621e4334cf215f2eb618153d1da1e6305d8ecb08bb75e72649f856b5dfd512
- 0x7469bbf4f5c444a457b3dfc71889b85f69294cadf51d9e1ce97bdad8b718ee2e
- 0xc8a808be77d739d8920b0edb245e6e5d3d968e03503ac728b0dd1e11a1281248
- 0xe600ed826c3a6308e95c2df107dc2afb9b3221f40683acc5d31f43293074b45f
- 0x53d9a703c9e9f252a5170e08d05e1b0117ac9e5b187b8d11c1fc275324818140
- 0x59ed3c823c7507ae1b2993d19eda543383739dde961b25c4e0927023fff6be12
- 0x4068a4306db47ea0eae5f76e5137753caa3dbb132dca6a61a4d6c1838a52700f
- 0x25127db2e775737b2874f6a159f7c1bf984317eea6482e94589c3ef4c5ccab32
- 0xec5d643575d83c9e07e65deeef71943b53cbf3007e7e2b9a6ef414081509b0cc
- 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884
- Day root
- 0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
- Chained
- 0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
- Published
- On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af