← The evidence ledger
Evidence row 92146
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-19-184
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 897ee0960e8371244ae3cb772dd9fd259795db6bee096170a272b889b19c1ba1
- Leaf
- 0xdc84a5850785a6f45f5b8346b00201649c81c1c899bfb1e35386fbe4b2f33df4
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-19-184"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-19-184",
"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": "Accessibility review — Two-measure correlation + Explicit missing-value fill: Two-measure correlation + Explicit missing-value fill for supplied accessibility review records (checked_resources, remediated_resources). 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": "checked_resources",
"method": "median",
"rows": [
{
"checked_resources": 10,
"course_group": "group-a",
"date": "2026-10-01",
"remediated_resources": 1,
"row_id": "row-1"
},
{
"checked_resources": 20,
"course_group": "group-b",
"date": "2026-10-02",
"remediated_resources": 2,
"row_id": "row-2"
},
{
"checked_resources": 15,
"course_group": "group-a",
"date": "2026-10-03",
"remediated_resources": 3,
"row_id": "row-3"
},
{
"checked_resources": 30,
"course_group": "group-b",
"date": "2026-10-04",
"remediated_resources": 4,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-19-184"
},
"sku": "assistant-ib26-education-19-184",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "checked_resources",
"enum": [
"checked_resources",
"remediated_resources"
],
"type": "string"
},
"method": {
"default": "median",
"enum": [
"zero",
"mean",
"median"
],
"type": "string"
},
"rows": {
"default": [
{
"checked_resources": 10,
"course_group": "group-a",
"date": "2026-10-01",
"remediated_resources": 1,
"row_id": "row-1"
},
{
"checked_resources": 20,
"course_group": "group-b",
"date": "2026-10-02",
"remediated_resources": 2,
"row_id": "row-2"
},
{
"checked_resources": 15,
"course_group": "group-a",
"date": "2026-10-03",
"remediated_resources": 3,
"row_id": "row-3"
},
{
"checked_resources": 30,
"course_group": "group-b",
"date": "2026-10-04",
"remediated_resources": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"checked_resources": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"remediated_resources": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"checked_resources",
"remediated_resources"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"method"
],
"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": "2026-10-22T20:30:59.469Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-22T20:30:57.209Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-19-184",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Accessibility review — Two-measure correlation + Explicit missing-value fill: Two-measure correlation + Explicit missing-value fill for supplied accessibility review records (checked_resources, remediated_resources). 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":"897ee0960e8371244ae3cb772dd9fd259795db6bee096170a272b889b19c1ba1","id":92146,"kind":"listing","method":"baseline/1","observed_us":1793025530399037,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-19-184","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).
- 0xdc847f952fc3b6a7f0c57247725d60a6aa269b9c64500f5589116b34b2d29ac5
- 0xa9450b88d2a8a183cc6aca9276a011958add93fd18ebf66d20f2d6cfdc1c13cc
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- 0x9c8438d0f71697637cf76ddf74b559a7fd9df41e9b136d96e471ecc0a23c8d22
- 0xce3bf1e252c5a702b057191e1ef5c0b5534127b0f56934f71cef43184314b407
- 0x00e0e3e9e96f974c21decc6bfea56e62c4a0fbb2df8d340f2ac423e7a5f0e25a
- 0xa30fac822f768a4a647b439cefac3df852a15e6b2e5d1ff5ffc75fe5c4da91bb
- 0xb91d8a584b02af670bc17525dd68061a58cc23fc0688d81d738228ef36fdf03f
- 0xdbda15d3a55b1cf7ce26a8e74ee587257b3536966ffc382a5270897c11aa0cf2
- 0x371943ee05636df6deb58d3492ac210a8873be61164ea2f0f126235f7306178c
- 0x24a78783fa8bfae2806b9bb0fa99cf3d1a7fa7f1795401b4b31767e8a2b2abd7
- 0x4b7a7525bd11eaa3154ce1b1171d1b54b83370163f39203e230c520e42560c4b
- 0xa4edde833302b48399053e2519aea1aed1074cd102bf4b553643df1866cce4ec
- 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
- 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
- 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae