← The evidence ledger
Evidence row 91138
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-09-141
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 5363f6aa9fb1c563cc1d8946c43302dda50a898b33385d69265c372f3e1e44d5
- Leaf
- 0xe32eab0e0d0c22902d45a1b87fa78db3c0b09e6ccbf78cd76e279438ee7e7878
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-09-141"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-09-141",
"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": "Study recruitment — Daily sum series + Two-measure correlation: Daily sum series + Two-measure correlation for supplied study recruitment records (eligible_candidates, enrolled_candidates). 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": "eligible_candidates",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"eligible_candidates": 10,
"enrolled_candidates": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"eligible_candidates": 20,
"enrolled_candidates": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"eligible_candidates": 15,
"enrolled_candidates": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"eligible_candidates": 30,
"enrolled_candidates": 4,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-09-141"
},
"sku": "assistant-ib26-education-09-141",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "eligible_candidates",
"enum": [
"eligible_candidates",
"enrolled_candidates"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"eligible_candidates": 10,
"enrolled_candidates": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"eligible_candidates": 20,
"enrolled_candidates": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"eligible_candidates": 15,
"enrolled_candidates": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"eligible_candidates": 30,
"enrolled_candidates": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"eligible_candidates": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"enrolled_candidates": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"eligible_candidates",
"enrolled_candidates"
],
"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": "2026-10-25T20:47:51.794Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T20:47:51.432Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-09-141",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Study recruitment — Daily sum series + Two-measure correlation: Daily sum series + Two-measure correlation for supplied study recruitment records (eligible_candidates, enrolled_candidates). 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":"5363f6aa9fb1c563cc1d8946c43302dda50a898b33385d69265c372f3e1e44d5","id":91138,"kind":"listing","method":"baseline/1","observed_us":1793025526339336,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-09-141","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).
- 0xe32edbb5d173bf502ba236cd18d45bf794e8580f8246446cae7b0b4da579caf0
- 0x9b521ed995ff2c0d071dbbe0dfe63ee7ca7af6f738a60101ac4d900b7adf79a2
- 0x997c58117ef6a7d9acde5408e2a79be2f6e49a2dd171a1ed0e0a85767cace2e8
- 0x0b33ebc9f27f1f45cfc3e303c1e50a2402212a549e1e508bc31b4a95eda67246
- 0x7cca784392c1db8ab67a849e82df246459bc478ffc4e640a240ce6f584dec819
- 0x5aa702a0c743354e8b26505851067e2b1643fbf115de9b05952cbebab908d08a
- 0xcef7100b1685d8f561da81dd28f8e540037d76434671554bf01345449486f704
- 0x28745b6b51585869117b4ec9f23f1f78a4d107c4c289e1f41ea4f546c5caf053
- 0x36d8bacd2c79197358e1bd6d4ab712e5271c8a222b6f14605cbc9d5f2df416f6
- 0x524cdad3ff21631a037fd9cf4afb42f4fe79c72ee7a2da0b514327762fb35ecc
- 0xb545b804be0d2933a674be6ac915c6c6235897d0274e66143aa7cf879b9d86a3
- 0x8e135936797442c4eea61915f2c9f8f6df06e1322204cd0e6986ada3e54c77cc
- 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
- 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
- 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
- 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae