← The evidence ledger
Evidence row 207158
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-024
- Recorded
- Previous row
- #91568
- Body SHA-256
- d0a62ada744c9ee0a624dd509bc7df46aed1b67cb1d53d39e2c569de228c0122
- Leaf
- 0xfff2959c6b280a9fe188491a33c5544f779ae0e1ba490dba94c75a0cba3d8a98
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-14-024"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-14-024",
"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 — String normalisation + Category frequencies: String normalisation + Category frequencies 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": {
"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-14-024"
},
"sku": "assistant-ib26-education-14-024",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"rows": {
"default": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_copies": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"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"
],
"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": "2026-10-26T05:38:22.355Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T05:38:22.086Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-14-024",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Library circulation — String normalisation + Category frequencies: String normalisation + Category frequencies 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":"d0a62ada744c9ee0a624dd509bc7df46aed1b67cb1d53d39e2c569de228c0122","id":207158,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026352761640,"prev":91568,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-024","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).
- 0xfff2c1bfc55b7afe8bfa3e5be674fe3087769fa4d9697ab2f705cf0b5335ee11
- 0x61c397b4f5525631c6f42f33ee7518b2af7160b963a2a602408c0dfa5b0f1c75
- 0x35431d24787717704bbd5556c241f48728b96a4df644afe5c7f7cf520f8d71cb
- 0x39499572c7d6fbd1320140f7d298777d8eee3e475e553a846626f54f8544832c
- 0xce1284bcfb36d315a6b7d51192e6ae75c7b9171876bcfb8d15669ba97c78ced6
- 0x8ecf97f4ef985ddb49e83b236a34fb84d7250b98fa3377589d9e4d334020f7af
- 0xf4fb9cd7f6cafa116444587d7e8468b150eebb874f8c7858a898c70f82c714e0
- 0x7771cb689eda4b828dfd1a1a0dd85050c37b504175b8b829ecba1f8f6239a75b
- 0x30d89b61ad236029e9a9118345b845d924bffcf0bf31e1b1b9eaf6c2fdc129b4
- 0xd3a4547616d40f6cf22a3f69647bc5fe7630b638881a5ae1ce088b336fd0e181
- 0xbd264414f726ecec85a6b231446a7d5db56b5a61f8c3f471b7913d982daa291d
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae