← The evidence ledger
Evidence row 1798306
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-081
- Recorded
- Previous row
- #1517138
- Body SHA-256
- 360365e1a6e56a1c6a41e6976d06732b7d73642a61b0cefb05460365c7a291e5
- Leaf
- 0xb6c451660c874c38c9b8b713ffc672f8ca107604a661d278f3342aeb07ac5aea
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-16-081"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-16-081",
"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 — Numeric distribution + Two-measure correlation: Numeric distribution + Two-measure correlation 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-16-081"
},
"sku": "assistant-ib26-education-16-081",
"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": "2026-11-01T13:50:41.892Z",
"quality": {
"l30DaysTotalCalls": 4,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-11-01T13:50:41.641Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-16-081",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tutoring sessions — Numeric distribution + Two-measure correlation: Numeric distribution + Two-measure correlation 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":"360365e1a6e56a1c6a41e6976d06732b7d73642a61b0cefb05460365c7a291e5","id":1798306,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793560124175097,"prev":1517138,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-16-081","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).
- 0xb6c43c7e8e33656f5ccf6998b72ae46ee4ec690296f3d7e3b641b00214e88229
- 0x39ef01374be154986990db8f1a4d303eabd1975d7b8a0bcf38db6dd3d47b7ccb
- 0xf66a554d6c5e9fa6def1a8caf06e89fad96d8f1a2adf5b7cd6f3cdedcccf09e2
- 0xf963ebd03de60b568b3457576729ae2a37c23e75861bd7be4fbba6732d6363a2
- 0xe1ef725864bebc07ecbae0ce0782368f44443a281708060ffcaba09052b3f40a
- 0x0d4db976fb3d087da169626eaba1783aa2461903e89bc15dcf94015a70ebb69a
- 0x134e622c05c4db1ba9c325e117f8fbb649c4f410c09fb29c5752c2a4f8dcdae3
- 0x44922be29c52387b3b758690b6986a6cc9dffb345a658bb32d12215108274bfb
- 0x93701b851ede2f65108c6780ed3073cc5d8da4f6e0ce9b8a54572438acf1f3fa
- 0xcaed32e7954238c6509f688f95c8d4b6375bc826fb326aeaceb4b3cbb288ed5f
- 0x02e783015037749a4bb4053ab1c9ca1dbefff8f07dc9bdb57eacd42c8f7c3438
- 0x08435cad5871c85fafbdc184b887ae7d8fa79b7851ddef3135e53565dbf4c927
- 0x76bd6c29668276bc9bcae1a73c60a4d02ab25f5e47f437d7c2c27bab58a536a3
- 0xc4208f09c5a97556dbf0e04ca82216f9056e3cf547ebb46cc61036bfd76910cb
- 0xf6217f3e2344dd9bf8c6e296c4729fbf7611d258b93c45e1bbe5f62e65e8e714
- 0x8339aa87501c4d4f8b38a13e480a7c563957e09fb5711bed7cf189d6787f960d
- 0xb5916fb7a3e87dc0702e46eeadcd22652e2e1e755f8d429cc7a14a67a350b51b
- 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90