← The evidence ledger
Evidence row 787962
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-17-156
- Recorded
- Previous row
- #91927
- Body SHA-256
- 1bce2b4804df75b363d7e8d2959a7090fdb5f67d8f2587517fde35a409c3f68c
- Leaf
- 0x4b7ee14d427544d3dfef6d17a231b5358054ec74a72160bb87e9572e52709161
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-17-156"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-17-156",
"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": "Rubric scoring — Adjacent row changes + Equal-width histogram: Adjacent row changes + Equal-width histogram for supplied rubric scoring records (awarded_points, available_points). 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": {
"bins": 5,
"field": "awarded_points",
"rows": [
{
"available_points": 1,
"awarded_points": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"available_points": 2,
"awarded_points": 20,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"available_points": 3,
"awarded_points": 15,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
"available_points": 4,
"awarded_points": 30,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-17-156"
},
"sku": "assistant-ib26-education-17-156",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"bins": {
"default": 5,
"maximum": 30,
"minimum": 1,
"type": "integer"
},
"field": {
"default": "awarded_points",
"enum": [
"awarded_points",
"available_points"
],
"type": "string"
},
"rows": {
"default": [
{
"available_points": 1,
"awarded_points": 10,
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1"
},
{
"available_points": 2,
"awarded_points": 20,
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2"
},
{
"available_points": 3,
"awarded_points": 15,
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3"
},
{
"available_points": 4,
"awarded_points": 30,
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_points": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"awarded_points": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"awarded_points",
"available_points"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"bins"
],
"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": "2026-10-28T09:46:42.991Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T09:46:42.737Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-17-156",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Rubric scoring — Adjacent row changes + Equal-width histogram: Adjacent row changes + Equal-width histogram for supplied rubric scoring records (awarded_points, available_points). 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":"1bce2b4804df75b363d7e8d2959a7090fdb5f67d8f2587517fde35a409c3f68c","id":787962,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211439020737,"prev":91927,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-17-156","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).
- 0x4b7ee348d3b27b28e57a9e263b5b5d9f4ddd2d43744a8fd59a12c45afed34823
- 0x997eed37aa437780448dd49ac809d8fb5cc049bc16c0cfd831663f5bae1332d4
- 0x77de89df09c965b85951d734b89317ee7e0d96b62ad4aeead1c12f860d3016c2
- 0xc4d6a772982cd0127d19238b55d02e1b1c552f005453b1186117c245ac49fc26
- 0xdc1ee8cb41a45e1e36c2d39c62497d6bf76e688a3a084b102daa0fdf98fcf598
- 0x06b849134be0c4de0f8c1b270b9c38a7e94bbcf492ead103318f33d4bd1562a5
- 0x564ccf3dd647c8c89e6ad10ba2277f7edc9977117e66a9050e36d48f47235f43
- 0xda0d44d2d812ec3cd0e7f13629202962b0ebde806af75fc4c3aaa3257c37c4cc
- 0x813b498ece6347f3d90b366a7595c38d249e2f985e1b7839cbe95356d13201c5
- 0xe80d5e9ef49aa8f598cbc5bf4b2fba1b79bdd3719117b9d1860ec319274d5cf4
- 0x194985fb3c20309a44f502702ddc4a9da274d437ff5429aeccfd64708b5a6ae9
- 0x452c806d12064308b4ebfccab1b646e19ca573918d5b585e504719cdb9979c1b
- 0xcd9508730eccc12805d437e344327db8c6acaa3d9eaa561016f203991120b308
- 0x8dce5117e7908d42b8abe04939e957eaffbae76d0f0a9d9ca7bb199e561aecf3
- 0xd12637e9c035a4c3a66d0f0436dfc7bf3f13da4d17ea045b647d9e9beef1ef11
- 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
- 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae