← The evidence ledger
Evidence row 91769
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-016
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- d31c20871b5bada926afe87609d7f96a7571fd497d4004b88d1c24c1ad5b1147
- Leaf
- 0xe0ad941ac37a640c12457fd7decb017acb708ad781bf86d2893e79b926e02bcb
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-16-016"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-16-016",
"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": "Tutoring sessions — Record quality audit + Secondary-measure weighted mean: Record quality audit + Secondary-measure weighted mean for supplied tutoring sessions records (session_minutes, session_count). 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": "session_minutes",
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 30
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-16-016"
},
"sku": "assistant-ib26-education-16-016",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "session_minutes",
"enum": [
"session_minutes",
"session_count"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 30
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"session_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"session_minutes": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"course_group",
"date",
"session_minutes",
"session_count"
],
"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": "2026-10-25T09:27:58.258Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T09:27:58.066Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-16-016",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tutoring sessions — Record quality audit + Secondary-measure weighted mean: Record quality audit + Secondary-measure weighted mean for supplied tutoring sessions records (session_minutes, session_count). 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":"d31c20871b5bada926afe87609d7f96a7571fd497d4004b88d1c24c1ad5b1147","id":91769,"kind":"listing","method":"baseline/1","observed_us":1793025527893633,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-016","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).
- 0xe0ad58ffdf61cb7c02aa7fc20f2c5a7672fd44b7fe152e17a5d62b95c77e9179
- 0xd16301f06d618801e6879dd418153a6c5417dd46fade14685e1726518b3fc769
- 0x8a28610d284a994dc2fda15b1bf8f022f8198622c8388ae0b206d85b2bfcc054
- 0xac1e7a1d3fd8497634b1de9193e493d35ddbb025de11a7dcfec3dee6e995006a
- 0xe3699d00525eb6cfde128c51bc967a33a366dd41c2508669291d3d187685da80
- 0x64733a15ab60a61ae53c18052f65c0cc8562d4b8c6cf3b1f059faa0a7e769068
- 0x1b32301693efcaae5a6519268c32cadac27f49d9ff8c934b6c681f21d468d77e
- 0xdd1ea032eb2bc797a4af8c76453bcee95b5b16dac1d6d6b80306184234da3dcb
- 0x99b783dba3694ae8f2773734195394a8b25123c4e91985af78afd47a5bedbe85
- 0xd3a62dd19c033cefdc0e95b84442d2d997b149848ac391c70f7061b3fe284696
- 0x82d0a2528274b883dc22fee84985c9c34404274baadfb76651d0008598f80bff
- 0x714c96bd488ccf4af927c8bc83397404f7f6f1b165b622d0e8216290209825e4
- 0x3fcdf7fa32ccefe771eb57ae3015142065d64e3ce732fea7d11b9a3c99dde44f
- 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
- 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
- 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae