← The evidence ledger
Evidence row 91836
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-167
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9dc7f94162c8ee191b5470ec04ac737a98a9ee66657223cd1e6406f3e889aa53
- Leaf
- 0xfebb29e9e4a0362258655f854ef9398574367f7c7684b020c96e401f05e3daf5
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-16-167"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-16-167",
"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 — Base-100 series + Date by category pivot: Base-100 series + Date by category pivot 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": {
"base_index": 0,
"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-16-167"
},
"sku": "assistant-ib26-education-16-167",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"base_index": {
"default": 0,
"maximum": 199,
"minimum": 0,
"type": "integer"
},
"field": {
"default": "session_minutes",
"enum": [
"session_minutes",
"session_count"
],
"type": "string"
},
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"row_id": "row-1",
"session_count": 1,
"session_minutes": 10
},
{
"course_group": "group-b",
"date": "2026-10-02",
"row_id": "row-2",
"session_count": 2,
"session_minutes": 20
},
{
"course_group": "group-a",
"date": "2026-10-03",
"row_id": "row-3",
"session_count": 3,
"session_minutes": 15
},
{
"course_group": "group-b",
"date": "2026-10-04",
"row_id": "row-4",
"session_count": 4,
"session_minutes": 30
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"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",
"base_index"
],
"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": "2026-10-25T19:39:55.145Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T19:39:54.891Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-16-167",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tutoring sessions — Base-100 series + Date by category pivot: Base-100 series + Date by category pivot 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":"9dc7f94162c8ee191b5470ec04ac737a98a9ee66657223cd1e6406f3e889aa53","id":91836,"kind":"listing","method":"baseline/1","observed_us":1793025528001391,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-167","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).
- 0xfebadd81f25ee1fb7772b24b952cb6ec8aed51ad3fba006809c4303dd952133a
- 0x43d475aa128e68068b4b8b32b03756d6fbc1a82cd3fa744f1bb0bc9ea2ab0540
- 0x2d6d64647c56a52c6aeb65d45b213454e0455c7b4278954b1d44b10d3d22e846
- 0x02655bb6e701edb870ff40c6e4f14903ece0c0ccfccba0c2fb114ab8f4af7eec
- 0x6a90d32c9de585aed612a20867c210b30681d1e1ca4e9aa3844c6eeb1fc967b5
- 0x1bc91f49bf4ca750b11f0016e7fd432ae5f2b71f0fe0bb12fe3197d1d51b2754
- 0x9a766385f9cb1e02fefb0582abb407c009a9e3a7f99c69f4dd6022066873605f
- 0x1a6c87c5a3b9f3232b86b25850ebe47d183e66c8d948ef72130a76ccc92d4385
- 0x5a9934474219da674a41b253d1676c2d7c561b15e97c722ce053a7b292b04140
- 0x00c341aeb80a00104d56004ab29bf5c11c63c2f7f5da2e77fcaa830f7ba9da8a
- 0xf0e3125fdb80cc0fbd2c1ed68c94834a74c7a387a89a1ab6de49183f24f78649
- 0xbd264414f726ecec85a6b231446a7d5db56b5a61f8c3f471b7913d982daa291d
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae