← The evidence ledger
Evidence row 90580
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-04-080
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- bc19cc928f52533fffead5b2c089815f06799ed4869368fddc9523b0c0deac92
- Leaf
- 0xd23ff25c835eda541e299db09f0f5ed79563353c1edd370cd578607f82dd7d8e
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-04-080"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-04-080",
"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": "Reading activity — Numeric distribution + IQR outlier flags: Numeric distribution + IQR outlier flags for supplied reading activity records (pages_read, reading_minutes). 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": "pages_read",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"pages_read": 10,
"reading_minutes": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"pages_read": 20,
"reading_minutes": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"pages_read": 15,
"reading_minutes": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"pages_read": 30,
"reading_minutes": 4,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-04-080"
},
"sku": "assistant-ib26-education-04-080",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "pages_read",
"enum": [
"pages_read",
"reading_minutes"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"pages_read": 10,
"reading_minutes": 1,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"pages_read": 20,
"reading_minutes": 2,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"pages_read": 15,
"reading_minutes": 3,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"pages_read": 30,
"reading_minutes": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"pages_read": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"reading_minutes": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"pages_read",
"reading_minutes"
],
"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": "2026-10-25T06:51:24.252Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T06:51:24.064Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-04-080",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Reading activity — Numeric distribution + IQR outlier flags: Numeric distribution + IQR outlier flags for supplied reading activity records (pages_read, reading_minutes). 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":"bc19cc928f52533fffead5b2c089815f06799ed4869368fddc9523b0c0deac92","id":90580,"kind":"listing","method":"baseline/1","observed_us":1793025524804639,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-04-080","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).
- 0xd23fddff6aae2c2bb1f8683c6a76cfaccc7b6980b8ac2efcaed1343973ad954d
- 0x01d9b9b9b95cfedfd145c4506727ed48d165e1b533d49f4d47208534dfa5d8f8
- 0xaea9e14e290c575f6a267e18821faefbafcdd730ffd4dbe4abb40e11f74e09a0
- 0x0b93d14da1561b1e7f03bcb1f6e1f788d2c367857d3ca5d502197477dc6e54aa
- 0xe94435109223c82d52b0d603412f8785eb1886d9a834530d7790d1933876b6b0
- 0xb9ad6375fac5d2cdcaa3b4677a8e08744b159df4b923b15d72f945f4b286e623
- 0x13e8a71d1640d8bef9fe0542806218fd7268da706ea5bb5367057cce4f1f7dd3
- 0xbed580fd7bf998efc017aca7695929dd6feb45bcc81a1f2888a9f7fbe72702af
- 0x757b9d9f4873070655cb94b0d8aad6e2f5c52b67ab385af90548dccf23c346c4
- 0x577d60d25feb12bd9b6b9f6b196c0f14aafc3b6efbb07d43169be409edfb700f
- 0xf2fdee89378769052782dfd25aeff4865ec268617aa70e6d5f36f0b04808af0c
- 0xa4ec009cd8db00b48fa2e4df84088950b4d34c37254de09f5e3789441c0c5e73
- 0x889eefefef2d4457fe6114f397df813a5cbb85011a6f40309b54ddcd4aba3bd1
- 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
- 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
- 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae