← The evidence ledger
Evidence row 549438
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-008
- Recorded
- Previous row
- #453969
- Body SHA-256
- 562653615332c772dc0c92a3e13a5e10fada6b5004c76ae8ec4adc81a19a28d5
- Leaf
- 0xe2b4f392a056f8c521a607575d60cfd670702616bf6d4de9cb4a301717a8cfb1
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-14-008"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-14-008",
"owner_address": "0x8bc2aecdd86097f74a1a5fa17764108d9a683c8c",
"raw": {
"accepts": [
{
"amount": "10000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x8bc2AECdD86097F74a1a5fa17764108D9a683C8C",
"scheme": "exact"
}
],
"description": "Library circulation — Record quality audit + Numeric interval filter: Record quality audit + Numeric interval filter for supplied library circulation records (loan_count, available_copies). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"field": "loan_count",
"maximum": 100,
"minimum": 0,
"rows": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-14-008"
},
"sku": "assistant-ib26-education-14-008",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "loan_count",
"enum": [
"loan_count",
"available_copies"
],
"type": "string"
},
"maximum": {
"default": 100,
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": "number"
},
"minimum": {
"default": 0,
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": "number"
},
"rows": {
"default": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_copies": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"loan_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"loan_count",
"available_copies"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"minimum",
"maximum"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-27T07:38:15.554Z",
"quality": {
"l30DaysTotalCalls": 4,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-27T07:38:15.302Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-14-008",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Library circulation — Record quality audit + Numeric interval filter: Record quality audit + Numeric interval filter for supplied library circulation records (loan_count, available_copies). Up to 200 rows; 2 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 2 supplied-data reports for up to 200 rows."
}What the leaf hashes
{"body":"562653615332c772dc0c92a3e13a5e10fada6b5004c76ae8ec4adc81a19a28d5","id":549438,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793133365384563,"prev":453969,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-008","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (273461 rows).
- 0xe2b4d76d48295352928c0a6eb78493b7712878b3fcf147beeddf1a71c5a6a0be
- 0xee54e49a6b7c8fdcb62f6b7db4ef501e63879405aa56060d2dfe5e5a4a8c5027
- 0xcfd8942eeeef263c0924a81063d81dba45a768cdc2861fadd7ace4a6648a3b8e
- 0x98f56dae81c29fabb1885776a3185a65156fc56b728da2daab6500142850b0fb
- 0xa401af0ffd598dd54266f8ac1b0257951b03b3119d23927fa4243dbf411cc24d
- 0x5ece4ac5330e902a930bf5abfc4aeaf8f3511a614cc7936f3252bde890a6e7b7
- 0xec98d1d447e696c96f74023040b72aea4273e91b134ac1ddc0cf7d0c9fa87139
- 0x7055a11ee0a3ac9ce50499dff86a486f453ab5d64e675e6fbefdd0576e9c0689
- 0xecf2c78b11c7e273e4cae970bf7f9ee6485bc169e8d91acbb219999d043b266f
- 0x90567d89b500af7cbc624ef49608f0d1f701dc55775e50da7e47e5ba92d899d3
- 0x34f3c48e71e3a51d90a85a367f52d52a7bd33af28aa5a0369e154bffa6a38243
- 0x46ff3840378aba3ab5311ff9a58e7269ceff45cbef540c18a2bad9af3d6127bb
- 0xd98ea318b514153f74841c90aff18a807e61314ec99610bf3bdbb7219da01cbd
- 0xf72dee7a0c7534cb19ede4959b957b00c0a8285c36ad49dd2ce1c1092bf60d93
- 0x24e3e2bb8ee1e8d20756de35f0e0c4ec8eb1f193bd2cf3f077ee1f92f211c34d
- 0x8745bd887f5ce9f7a49558fd2b04cdcd97a05ea9f8a23f62d0e80cb13d328b0f
- 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
- 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4