← The evidence ledger
Evidence row 209182
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-05-199
- Recorded
- Previous row
- #90743
- Body SHA-256
- 7aba41b9fd836c9ba414a2809cf7e126f98d464e31ce7dedb3a8a51d70df3074
- Leaf
- 0x1bd8dc9408f80b114791a72e810317668f5ed92ddd2005b70db0ebfc41eb43b4
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-05-199"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-05-199",
"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": "Assignment turnaround — Record quality audit + String normalisation + Trailing mean series: Record quality audit + String normalisation + Trailing mean series for supplied assignment turnaround records (submission_count, feedback_hours). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"field": "submission_count",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"feedback_hours": 1,
"row_id": "row-1",
"submission_count": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"feedback_hours": 2,
"row_id": "row-2",
"submission_count": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"feedback_hours": 3,
"row_id": "row-3",
"submission_count": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"feedback_hours": 4,
"row_id": "row-4",
"submission_count": 30
}
],
"window": 2
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-05-199"
},
"sku": "assistant-ib26-education-05-199",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "submission_count",
"enum": [
"submission_count",
"feedback_hours"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"feedback_hours": 1,
"row_id": "row-1",
"submission_count": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"feedback_hours": 2,
"row_id": "row-2",
"submission_count": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"feedback_hours": 3,
"row_id": "row-3",
"submission_count": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"feedback_hours": 4,
"row_id": "row-4",
"submission_count": 30
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"feedback_hours": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"submission_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"course_group",
"date",
"submission_count",
"feedback_hours"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
},
"window": {
"default": 2,
"maximum": 200,
"minimum": 2,
"type": "integer"
}
},
"required": [
"rows",
"field",
"window"
],
"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": "2026-10-26T00:53:41.617Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T00:53:41.416Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-05-199",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Assignment turnaround — Record quality audit + String normalisation + Trailing mean series: Record quality audit + String normalisation + Trailing mean series for supplied assignment turnaround records (submission_count, feedback_hours). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows."
}What the leaf hashes
{"body":"7aba41b9fd836c9ba414a2809cf7e126f98d464e31ce7dedb3a8a51d70df3074","id":209182,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026375346166,"prev":90743,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-05-199","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).
- 0x1bd86adb86e7bf850e67b3150bffc60863c198782d02c02c1c6fc347261c6ad0
- 0xd97079e2bfeb0bd7e4e37938201ad1025598252cc659b256ceb14e1682034504
- 0x371f19e045502f45f7dd6f54215fb061b36689bbccf9c5258a0327791f3c35e7
- 0xf9592fbc3f37fa043ffb8b60cef710eec440ba52a2083fa7a81d8b2d11374c84
- 0x076160f3ad541819e8d0119a2756bffc275df53a6cd6cf4609518b40ba2aad2c
- 0xccb183db2f375436663354601aac790675ac80489ccb64c2f97244e27e00a02f
- 0xbcbb299838150ce1091641c1fc334d7092d1187f759c8399befcbeae35811a0d
- 0x5ffc213d49dd37b5bfa3c2488058ee90af3374ffe1538520f07f68e3f1909364
- 0xcc8eb2f995e37e2b0b07d6f7c4aee6041a48da91fbdfa81c691cc6cc3ebbce6e
- 0x528fb8f6040dcfed2bbfa9e000908bba2b82549e1878573b9eceb17ac4ed4dc7
- 0xa71cc4f892400c8dd1d9d33faa6b7466eba77734b3716286b78aa51d46ff4255
- 0x7ab2e7902b312a74cfdbc32b2906ced29b1fb9dc4280b5378e8eb181ad88686e
- 0xe00c7829e46541e49a308807d357db902e06eff941a833217a8f0dbccd3964f1
- 0x770e4376196188c7fc9ec40f8e218dc0d1cb92bba5fe0425a0edce27ca9a997f
- 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
- 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae