← The evidence ledger
Evidence row 765194
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-10-066
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- fc0d80e90a9bfb4c50c56a0bd15caa2514d3dcf9adad3e7c2b75cc4fe4b824c3
- Leaf
- 0x2dbc10cc3857e0438c550af950fb1a639cf64c2490bcff2246504751a670fcf3
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-10-066"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-10-066",
"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": "Survey participation — Duplicate key report + Two-measure correlation: Duplicate key report + Two-measure correlation for supplied survey participation records (respondents, invitations). 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": {
"rows": [
{
"course_group": "group-a",
"date": "2026-10-01",
"invitations": 1,
"respondents": 10,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"invitations": 2,
"respondents": 20,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"invitations": 3,
"respondents": 15,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"invitations": 4,
"respondents": 30,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-10-066"
},
"sku": "assistant-ib26-education-10-066",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"rows": {
"default": [
{
"course_group": "group-a",
"date": "2026-10-01",
"invitations": 1,
"respondents": 10,
"row_id": "row-1"
},
{
"course_group": "group-b",
"date": "2026-10-02",
"invitations": 2,
"respondents": 20,
"row_id": "row-2"
},
{
"course_group": "group-a",
"date": "2026-10-03",
"invitations": 3,
"respondents": 15,
"row_id": "row-3"
},
{
"course_group": "group-b",
"date": "2026-10-04",
"invitations": 4,
"respondents": 30,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"invitations": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"respondents": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"respondents",
"invitations"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows"
],
"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": "2026-10-28T07:46:40.742Z",
"quality": {
"lastCalledAt": "2026-10-28T07:46:40.742Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-10-066",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Survey participation — Duplicate key report + Two-measure correlation: Duplicate key report + Two-measure correlation for supplied survey participation records (respondents, invitations). 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":"fc0d80e90a9bfb4c50c56a0bd15caa2514d3dcf9adad3e7c2b75cc4fe4b824c3","id":765194,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793179270200800,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-10-066","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (231336 rows).
- 0x2dbc1140fa05a6e0503090026cc512a9f214c6ed18a6c9cee5e8bd0ccee3b7e3
- 0x5069485e5c166ac11e8a418f3e17e4d6511353e3bc99c1068c173e3d46cfa27a
- 0x71825866ee89d854205cd78158cc6dc0f618ccf6c48f820576e11a19d9991a61
- 0xf73e7adfb277965f2239393ad3808fe73d4fe7df6fd89c51d228cdb36e4e2841
- 0xa24599220654fa52812b114d0fc6bc08e4e46590aa1e3fdd286f4f8f751ced53
- 0x0312b2f24433f07559b7b3d1d0e96c5453f2ee362c94aa2434f39d8900d7a8a0
- 0x38192a4d8f79bfa0889055dc53730b06603a33a53056611bcb5ba2e7c01f36ab
- 0xfa3cbe3690302012b76d8eb1cee17e9f2f3595b833632c72c0b4a4e902ad7152
- 0x89046bf57d4e71fb89781a7b0733d9288716ac81090912f02ab72f3064c05573
- 0xd504ba4e4dc631fbef01fd982d9bcd0a25e6b732049f9ac0225c551d46694717
- 0x82b8b74796b52bbdd62f7ed69facdd2972a94c39757c46f736b2180dba1d5061
- 0x0383fe3255c79fb178376a593551d0aefd8c75bd939df4c4f78d5b4cddb8108a
- 0x812d7bac70bc08f291fb19afa5eb8416c90a0b364e6f03602654beab04a997ad
- 0xa96695bb231e3cabeb4f03cab216cc6730b71e2304bf5be1e6c0447ea577aae6
- 0x8d500b42a7bdba5e17ebd9e6a404f2de5260cf3420865b41e7de8c69434ce413
- 0xaeb1503e5d0d358b256ba97a10178c357ddb8f55cc961925ccf0458aae5ebcae
- 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae