← The evidence ledger
Evidence row 792597
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-01-090
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 6a47267a7d72b21e4d796a91a73711d2e031f2993c42cdf33e8d65239651d797
- Leaf
- 0x5ff9f5503f3cf20b5113bef4affbef425911f93fb0320c906ccd99e74b5bd463
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-01-090"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-01-090",
"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": "Lesson attendance — Grouped numeric summary + Trailing mean series: Grouped numeric summary + Trailing mean series for supplied lesson attendance records (attendees, registered_students). 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": "attendees",
"rows": [
{
"attendees": 10,
"course_group": "group-a",
"date": "2026-10-01",
"registered_students": 1,
"row_id": "row-1"
},
{
"attendees": 20,
"course_group": "group-b",
"date": "2026-10-02",
"registered_students": 2,
"row_id": "row-2"
},
{
"attendees": 15,
"course_group": "group-a",
"date": "2026-10-03",
"registered_students": 3,
"row_id": "row-3"
},
{
"attendees": 30,
"course_group": "group-b",
"date": "2026-10-04",
"registered_students": 4,
"row_id": "row-4"
}
],
"window": 2
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-01-090"
},
"sku": "assistant-ib26-education-01-090",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "attendees",
"enum": [
"attendees",
"registered_students"
],
"type": "string"
},
"rows": {
"default": [
{
"attendees": 10,
"course_group": "group-a",
"date": "2026-10-01",
"registered_students": 1,
"row_id": "row-1"
},
{
"attendees": 20,
"course_group": "group-b",
"date": "2026-10-02",
"registered_students": 2,
"row_id": "row-2"
},
{
"attendees": 15,
"course_group": "group-a",
"date": "2026-10-03",
"registered_students": 3,
"row_id": "row-3"
},
{
"attendees": 30,
"course_group": "group-b",
"date": "2026-10-04",
"registered_students": 4,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"attendees": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"registered_students": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"attendees",
"registered_students"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
},
"window": {
"default": 2,
"maximum": 200,
"minimum": 2,
"type": "integer"
}
},
"required": [
"rows",
"field",
"window"
],
"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": "2026-10-28T13:29:10.662Z",
"quality": {
"lastCalledAt": "2026-10-28T13:29:10.662Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-01-090",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Lesson attendance — Grouped numeric summary + Trailing mean series: Grouped numeric summary + Trailing mean series for supplied lesson attendance records (attendees, registered_students). 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":"6a47267a7d72b21e4d796a91a73711d2e031f2993c42cdf33e8d65239651d797","id":792597,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793211816310902,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-01-090","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).
- 0x5ff9b96ce63fed86c0dddf3a9d0c3f81d43758f9177e5d08cf9b0330b412f6b2
- 0x68450a06ddc2f4a751b7b83b5227914b0cd2ed12ec426a0198f0ccdbd8587696
- 0xa129da36da33eea5a02cd116e6056db461c56e1d3922a7d96890dab31bd155af
- 0x981a44bf25a67cd729e8a522e38567364d2f5174d60aa9ecbb57824698d4c6cb
- 0x80487271984928e6c11726a7d0980cf9ec099dc4760aac6dd45b0105be7be0ef
- 0x9c47b4b804137b23ad0c7096af1ec7ed378e93f2ac1c656e2a76faa26c816b84
- 0x13a91b99912b77ec370325e9dff500fdd604df5a0e3cab6e8da671e326998c87
- 0x2cade4473e221f5211fff78d415cd3986844d382dda7869da2f5108bd17ea3e3
- 0x76e4cab55e76f285cd0bd93615f34e6eeefedd7ebe9ed8ea5b843042fb2f9f4d
- 0x4bfd39dc772b78ec32e77128b1de794e4c8885933127231c0aa7baf6dd4d506b
- 0x5966dfed91a7d02dc64494c5bd22d2c43df9d3fe2f0b7d881d541ab8b0f8ccee
- 0x08c335f610221b2accff009e6da02a820a7090e3842d0eabb28540e71d0acea6
- 0x05b3d42cfeebe257d8d456af82d1a90957f371989ded6d869ae723454504d258
- 0x8db2587099a4011758c742fc2aad940742aa47abddf6007f131e0d5ab4a9e92b
- 0xe6054de1f67b1e6f15bcf16d2b6536cf35dd9705fdf6ce59853e79784693ab5f
- 0xa99a40fe210d675bb6ab72d4bb72ab40eb44ac345773c457fbe58e67a47b03df
- 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
- 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f
- Day root
- 0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e
- Chained
- 0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be
- Published
- On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae