← The evidence ledger
Evidence row 278967
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402-trust.com/v1/x402-trust
- Recorded
- Previous row
- #25062
- Body SHA-256
- 0e735bba2cc55a50becdf9c84768aca289eabbd56f6ec322dbaaf8c391422919
- Leaf
- 0xebdce36794b9607b8f645fb19a36beb392bb59941ecbed4cc80d0120e902a262
What was observed
{
"endpoints": [
[
"x402",
"https://x402-trust.com/v1/x402-trust"
]
],
"name": "x402 Trust Score",
"owner_address": "0xbbecbe90f28632a9d52ed67b33b43767b8c89285",
"raw": {
"accepts": [
{
"amount": "5000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 120,
"network": "eip155:8453",
"outputSchema": {
"input": {
"bodyFields": {
"resource": {
"description": "Full x402 resource URL exactly as listed in discovery (e.g. https://api.example.com/v1/thing).",
"required": true,
"type": "string"
}
},
"bodyType": "json",
"headerFields": {
"PAYMENT-SIGNATURE": {
"description": "Base64-encoded JSON PaymentPayload; auto-filled by x402 clients.",
"required": true,
"type": "string"
}
},
"method": "POST",
"type": "http"
},
"output": {
"breakdown": "object",
"confidence": "number",
"flags": "array",
"grade": "string",
"resource": "string",
"score": "number",
"stats": "object"
}
},
"payTo": "0xbBECBE90F28632a9d52ed67b33b43767b8c89285",
"scheme": "exact"
}
],
"description": "Trust score (0-100, grade A-F) for any x402 endpoint, cataloged or not: 30d uptime, 402-envelope compliance, latency, age, real on-chain USDC settlement volume, and price stability, with a full auditable breakdown. Uncataloged endpoints are live-probed on first query and auto-adopted. Know before you pay.",
"extensions": {
"bazaar": {
"category": "data",
"discoverable": true,
"info": {
"input": {
"body": {
"resource": "https://api.example.com/v1/thing"
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"$schema": "https://x402-trust.com/schemas/x402-trust.schema.json",
"breakdown": {
"envelopeCompliance": 1,
"latency": 0.91,
"observedAge": 0.6,
"priceStability": 1,
"settlementActivity": 0.74,
"uptime": 0.99
},
"confidence": 0.82,
"dataCompleteSince": 1748736000000,
"description": "Provider-advertised description of the endpoint (unverified claim).",
"flags": [],
"grade": "A",
"resource": "https://api.example.com/v1/thing",
"schemaType": "x402-trust",
"schemaVersion": "2.0.0",
"score": 87.4,
"serviceName": "Example Thing API",
"stats": {
"avgLatencyMs": 312,
"delisted": false,
"distinctPayers30d": 96,
"observedDays": 5,
"payTo": "0xabc…123",
"probeOk30d": 1427,
"probes30d": 1440,
"settledVolumeUnits30d": "364680000",
"settlements30d": 18234
}
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"resource": {
"type": "string"
}
},
"required": [
"resource"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
]
},
"method": {
"enum": [
"GET",
"POST",
"PUT",
"PATCH",
"DELETE",
"HEAD"
]
},
"type": {
"const": "http"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"$schema": {
"type": "string"
},
"breakdown": {
"properties": {
"envelopeCompliance": {
"type": "integer"
},
"latency": {
"type": "number"
},
"observedAge": {
"type": "number"
},
"priceStability": {
"type": "integer"
},
"settlementActivity": {
"type": "number"
},
"uptime": {
"type": "number"
}
},
"required": [
"uptime",
"envelopeCompliance",
"latency",
"observedAge",
"settlementActivity",
"priceStability"
],
"type": "object"
},
"confidence": {
"type": "number"
},
"dataCompleteSince": {
"type": "integer"
},
"description": {
"type": "string"
},
"flags": {
"type": "array"
},
"grade": {
"type": "string"
},
"resource": {
"type": "string"
},
"schemaType": {
"type": "string"
},
"schemaVersion": {
"type": "string"
},
"score": {
"type": "number"
},
"serviceName": {
"type": "string"
},
"stats": {
"properties": {
"avgLatencyMs": {
"type": "integer"
},
"delisted": {
"type": "boolean"
},
"distinctPayers30d": {
"type": "integer"
},
"observedDays": {
"type": "integer"
},
"payTo": {
"type": "string"
},
"probeOk30d": {
"type": "integer"
},
"probes30d": {
"type": "integer"
},
"settledVolumeUnits30d": {
"type": "string"
},
"settlements30d": {
"type": "integer"
}
},
"required": [
"observedDays",
"probes30d",
"probeOk30d",
"avgLatencyMs",
"payTo",
"settlements30d",
"distinctPayers30d",
"settledVolumeUnits30d",
"delisted"
],
"type": "object"
}
},
"required": [
"$schema",
"schemaVersion",
"schemaType",
"resource",
"serviceName",
"description",
"score",
"grade",
"confidence",
"breakdown",
"flags",
"dataCompleteSince",
"stats"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
},
"tags": [
"x402",
"trust",
"score",
"monitoring",
"reliability"
]
}
},
"lastUpdated": "2026-10-24T12:38:13.988Z",
"quality": {
"l30DaysTotalCalls": 28,
"l30DaysUniquePayers": 9,
"lastCalledAt": "2026-10-24T12:38:13.52Z"
},
"resource": "https://x402-trust.com/v1/x402-trust",
"serviceName": "x402 Trust Score",
"tags": [
"x402",
"trust",
"reliability",
"monitoring",
"uptime"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Trust score (0-100, grade A-F) for any x402 endpoint, cataloged or not: 30d uptime, 402-envelope compliance, latency, age, real on-chain USDC settlement volume, and price stability, with a full auditable breakdown. Uncataloged endpoints are live-probed on first query and auto-adopted. Know before you pay."
}What the leaf hashes
{"body":"0e735bba2cc55a50becdf9c84768aca289eabbd56f6ec322dbaaf8c391422919","id":278967,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793042095807703,"prev":25062,"subject":"x402_bazaar:https://x402-trust.com/v1/x402-trust","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).
- 0xebdd6cd95724bbbcd1d61009eba67b974f6bcfedc42850e5af201e731d0c3092
- 0x76103ae2d7875a2c27dca8a5d5a4fb6de4c326f9a17ee0a8dbef09d221c9e110
- 0x90033fcd2baae92bc76c4c8a8128b337a75f005e838920b08a3b7eaa3683be86
- 0xd7051ef16e4b53c76e9be22c303fed5b86c64ea66b632740982a77f54388cbb3
- 0x8a297c9a055a9f48d9e30929c56b9e9e11ba45cd49ae8145f3090d46e0d1f84b
- 0xee5427814f052cb58d0e648a41bee4a3c48e65f7161ebe7a421e8360ad2104ec
- 0xace3ad972326c144c10bea5f6490e42b1e97dd6e10bde83829b4f640d32acf45
- 0x057f968c6daa3ae51d5645e62e276976a58ef04a822bb1b71b010151e233410e
- 0xd91aca262229fe322bd56bbb83c7a23a804f1db912554fade5196390780207ea
- 0xb598275c2ff75ff17a9919c2777963ccbcc1ef88c33df05a94500ee63d2a5601
- 0x9fa929c4db0d6b2b1aa73d590a53584134638629c20773074b1277326c981fb4
- 0x4bac6365a3676c613d57c80f4d4f617e583205074db24f3dec4d2ed4939a26e6
- 0xec98ca25cb12ffed7c3e1373971719ce414ee6deecd1e7724b2979e2c356d99f
- 0x614d844c9e0509d9f9e63697aa2935555bce5f13695a8dc0047aa9e9898d70b3
- 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae