← The evidence ledger
Evidence row 756548
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-018
- Recorded
- Previous row
- #91770
- Body SHA-256
- 096f56ab0d470a1be7ce4c351a3c755bfa8186db600b73697c345c2e242e2217
- Leaf
- 0x92992014826a585920502f7fb49312ff9106681791dfcbe0049d9dff1c1f4a38
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-16-018"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-16-018",
"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": "Tutoring sessions — Record quality audit + Keyed dataset comparison: Record quality audit + Keyed dataset comparison for supplied tutoring sessions records (session_minutes, session_count). 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": {
"other": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 21
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 17
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 33
}
],
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 30
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-16-018"
},
"sku": "assistant-ib26-education-16-018",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"other": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 21
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 17
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 33
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"session_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"session_minutes": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"course_group",
"date",
"session_minutes",
"session_count"
],
"type": "object"
},
"maxItems": 200,
"minItems": 0,
"type": "array"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 30
}
],
"items": {
"additionalProperties": false,
"properties": {
"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"
},
"session_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"session_minutes": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"course_group",
"date",
"session_minutes",
"session_count"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"other"
],
"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": "2026-10-28T04:12:27.609Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-28T04:12:27.412Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-16-018",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tutoring sessions — Record quality audit + Keyed dataset comparison: Record quality audit + Keyed dataset comparison for supplied tutoring sessions records (session_minutes, session_count). 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":"096f56ab0d470a1be7ce4c351a3c755bfa8186db600b73697c345c2e242e2217","id":756548,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178941053681,"prev":91770,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-018","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).
- 0x9299bfb43356f1ac1aff72bd5e68cddd73f1ccb5771eb31c143a583f7d206704
- 0xac0a81ee92db9fbde8d771ad77047c18fc9eb13c5d94642ba9a3686d9ec46b80
- 0xee3dca02434405b0a5b907bb7a8282a409cb796d08cbcf8f101cd104b27985c2
- 0x4e8a158a9cc11f9e062799749d9f9147fb32ace2d6a162e525d501c2d4825483
- 0x8a55eefd04cbcb98d6d7743b3d49c916fd0fb954bc0fe28ac22b829d832bf145
- 0xd5353ec21da0890e01192b704fdb3a511190023f1ed632ed07f77a49aee26b8d
- 0xb12951c3f91313071205a16fcbcc75e13613158b31ef8aa117cdb97f4488c824
- 0x817d81999bd50b7ca0ed2474efd333280c48590dc8a9b219d7451739891adbb5
- 0x5017389ab6f34a5538091af411374b604008effcfc9b8c97ba6f69728332c2a5
- 0x0e66a22dfc400e43d800275875c92865775207a999f6ce8ad74abe016768ce63
- 0xe3df2e0d9d8a97d6cdc99bd8493a68446762c666f8a2d4c04aa8d48ec1f67928
- 0x97087726ab48584cf8d210aed715b97069e03c7bbcf0b477b687a90f3463f3a6
- 0x80b6c9d16d3a8a2da308ee4d36f99dee58b79195b26a42263888bf815ddead58
- 0x088061c71633d244b99c7cc0814bbe03af458b18487f352611ae649c73589766
- 0xcf313ac43fef601c9e46f82a687b6a3c655f47c31675c1791c49de20295be63d
- 0x0f8977bd16865247451d1ee836b084081d3d0cd17d6a07353fad0c70393c7403
- 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
- 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae