← The evidence ledger
Evidence row 458271
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-05-114
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 153040f5f8bf721900751abaef5069d26cb551ff5e98a4367cf2a5aa22a682f9
- Leaf
- 0x598529d12b90fd6a2a8eb478a3e68e27735f3ca11de3ccba136f6f5e2268bbc7
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-05-114"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-05-114",
"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 — Numeric row ordering + Daily sum series: Numeric row ordering + Daily sum series for supplied assignment turnaround records (submission_count, feedback_hours). 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": "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
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-05-114"
},
"sku": "assistant-ib26-education-05-114",
"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"
}
},
"required": [
"rows",
"field"
],
"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": "2026-10-27T07:59:55.948Z",
"quality": {
"lastCalledAt": "2026-10-27T07:59:55.948Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-05-114",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Assignment turnaround — Numeric row ordering + Daily sum series: Numeric row ordering + Daily sum series for supplied assignment turnaround records (submission_count, feedback_hours). 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":"153040f5f8bf721900751abaef5069d26cb551ff5e98a4367cf2a5aa22a682f9","id":458271,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793100982973949,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-05-114","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).
- 0x5985308c46c49c60d4c6a99963b58ccc937cf0550cfac6a69119b66b10eb340a
- 0x7da098d1550bbdd0ddf6983977ab187ddeb480aa303547c710b627ac2fdada54
- 0x4a76d1b3ddb4fe70411aa31a78329b36e8f6ab8828edc0833f5daff9347e28ae
- 0xd70d877ae47b1986f31549fdeb9786684044d004c21dba264b193701f6b8ffdb
- 0x50405cd7e6ad9b4beae937363b54230015cfda21b9ccaf28da5defb4f6cfcb6e
- 0x9c872a492953e8ca7033a698c86068a8f5d51f40c68e6fe7f9eeed3e8f37f9ee
- 0x3d98c29dba9682c0a0a95a9021af71ca8390d024e1c55238866d133d2d72a007
- 0xc63c322ac05e317951acf1d9b9b3f9a0dfda72317f0dff734b4bcd85fc9ed4cf
- 0x0cdf301908f1c103b652e3c1f6757460153aaebab620af58e5730972301a7dc5
- 0xcd8fc222358beab19aa2727c9bdbde68de6a3a2cc6fd1b297011037afcd0f0f4
- 0x5a36e7e6d5cf42671ca353a841c8b4f2fd6b364ce4d06ca7fb1164d94f39f815
- 0x6f9c2e17fd073d07da42da76c8ca2f200b30027f0378b0d9628f8fac6f48cd16
- 0x5b3213451efe1e2950dd287afaede00cc8a45dfd9721ef9b3d698bde1eeb9909
- 0x674bc1173d39130be4d15bbfc7327f8a8af87eb251e54c8d4409c7e840b9e538
- 0xb78ea6a255dd06e2f402a1a733bca392fa6243920bcba95e8b80bdfc6ce5f553
- 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
- 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
- 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
- 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699
- Day root
- 0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795
- Chained
- 0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4
- Published
- On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4