← The evidence ledger
Evidence row 751223
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://x402-trust.com/v1/x402-trust
- Recorded
- Previous row
- #278967
- Body SHA-256
- 7b17735953ddeeb69588110bf841ea323f4d96497b01623d307dc2b9adb4ba34
- Leaf
- 0x5d72c9db49254b3e798a903bede7fe5ca3cdfff83ff098c83dad6d3c4c8cbd22
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": 25,
"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":"7b17735953ddeeb69588110bf841ea323f4d96497b01623d307dc2b9adb4ba34","id":751223,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178720203873,"prev":278967,"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 (231336 rows).
- 0x5d72c46717d3d17c540d61bc691985b2a79ea269f434a20d17ed826766fb186e
- 0xba6c7d421f69a3129b3d638e3057fc8cb2c3da15a6b0fdfbbf491408a4055f7b
- 0xec1765ef7adba34224b807f48e13349c1ce320a33b7394e4889a8733d0d46844
- 0xe8d8d7ddc42c9349f76bd601812f5f7558bf597389baba18451ea26f586d75fb
- 0x3cf6417573259e3ff068f70db8d2b32468fc23e4271544383f8f6397e3b8fd6b
- 0x982d2e51a578b6dba9afe2e31be037891620b3b9250c8075c874af5ee6dee1d9
- 0x4086f19be4e47ce7d5e0ac89bd672ebaeaf834ff2dff5aa0777e29df9c6f0e79
- 0xc220fab5f5a6628a85e8993cda751482bc0602259035e85a3c3501f51a2134de
- 0xdd8bf9883a4432c22ce11d2be787a8fbf43fb566b49293c7b98e1678c2cbe813
- 0x12a0af6fcfc88bff33cff1e4598d0277ee9a8594f6cf7c2755868fa7761ab1fa
- 0x51eb147a066b02a387001fae3633f434b04510807510eb7690a281a1c7b536e1
- 0xde0ed5a99a265aff1ac56d5267182affd04ee042cab0cdeb668f49339e723a42
- 0xef15c536e795866a8bfb1b8a73e9760d27d138ecef7ee9cc237288f3c6490bbc
- 0x8db2587099a4011758c742fc2aad940742aa47abddf6007f131e0d5ab4a9e92b
- 0xe6054de1f67b1e6f15bcf16d2b6536cf35dd9705fdf6ce59853e79784693ab5f
- 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
- 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae