← The evidence ledger
Evidence row 65838
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.craigmbrown.com/v1/services/attestation.single-use-seal
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 8ba85cc8fa640e283674ab3dc63b0b0da2792661f71224e929bad7a85a0fc5dc
- Leaf
- 0xc22e44302db0631b293a74d954e2e73e518969679f6d222565a3125c57a340c2
What was observed
{
"endpoints": [
[
"x402",
"https://api.craigmbrown.com/v1/services/attestation.single-use-seal"
]
],
"name": "api.craigmbrown.com/v1/services/attestation.single-use-seal",
"owner_address": "0x5e709929a4ab69ec3a8811d03417869059bc4eb9",
"raw": {
"accepts": [
{
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 60,
"network": "eip155:8453",
"payTo": "0x5E709929A4AB69eC3a8811d03417869059BC4EB9",
"scheme": "exact"
},
{
"amount": "50000",
"asset": "0x779ded0c9e1022225f8e0630b35a9b54be713736",
"extra": {
"name": "USD0",
"version": "1"
},
"maxTimeoutSeconds": 60,
"network": "eip155:196",
"payTo": "0x9abcf9e2cae7ff99e24f83fab79cae6fa6eda99c",
"scheme": "exact"
},
{
"amount": "50000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "GatewayWalletBatched",
"verifyingContract": "0x77777777dcc4d5a8b6e418fd04d8997ef11000ee",
"version": "1"
},
"maxTimeoutSeconds": 604800,
"network": "eip155:8453",
"payTo": "0x5E709929A4AB69eC3a8811d03417869059BC4EB9",
"scheme": "exact"
}
],
"description": "A single-use cryptographic seal proving a specific deliverable was produced by a specific agent at a specific time and has not been altered since - the receipt a counterparty can independently check. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"attestation_id": "..."
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"deliverable": {
"attestation_id": "...",
"redeem_hint": "...",
"seal": {}
},
"status": "complete"
},
"type": "json"
}
},
"routeTemplate": "/v1/services/attestation.single-use-seal",
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"properties": {
"attestation_id": {
"type": "string"
},
"issued_to": {
"type": "string"
},
"ttl_seconds": {
"type": "integer"
}
},
"required": [
"attestation_id"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"deliverable": {
"properties": {
"attestation_id": {
"type": "string"
},
"redeem_hint": {
"type": "string"
},
"seal": {
"type": "object"
}
},
"type": "object"
},
"status": {
"type": "string"
}
},
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-07T21:19:17.715Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 3,
"lastCalledAt": "2026-10-07T21:19:17.286Z"
},
"resource": "https://api.craigmbrown.com/v1/services/attestation.single-use-seal",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "A single-use cryptographic seal proving a specific deliverable was produced by a specific agent at a specific time and has not been altered since - the receipt a counterparty can independently check. | BlindOracle by Craig M. Brown (craigmbrown.com) - counterparty-risk infrastructure sold to autonomous AI agents; self-built multi-agent framework (42+ agents); ERC-8004 agent passport #60979; paid via x402 in USDC on Base"
}What the leaf hashes
{"body":"8ba85cc8fa640e283674ab3dc63b0b0da2792661f71224e929bad7a85a0fc5dc","id":65838,"kind":"listing","method":"baseline/1","observed_us":1793025459269622,"prev":null,"subject":"x402_bazaar:https://api.craigmbrown.com/v1/services/attestation.single-use-seal","subject_kind":"source_record"}Proof
Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.