← The evidence ledger
Evidence row 1043779
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-167
- Recorded
- Previous row
- #789814
- Body SHA-256
- 2ffe11436e32cf3bec3382617ea2578b0bd4b66e0336e41b580363986b834ee9
- Leaf
- 0xf5c198ccd2a11c3502c561b48851fa7c3ea4c09e403bce9321616d1e7fd67d56
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-education-14-167"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-education-14-167",
"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": "Library circulation — Base-100 series + Date by category pivot: Base-100 series + Date by category pivot for supplied library circulation records (loan_count, available_copies). 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": "loan_count",
"rows": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-education-14-167"
},
"sku": "assistant-ib26-education-14-167",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"base_index": {
"default": 0,
"maximum": 199,
"minimum": 0,
"type": "integer"
},
"field": {
"default": "loan_count",
"enum": [
"loan_count",
"available_copies"
],
"type": "string"
},
"rows": {
"default": [
{
"available_copies": 1,
"course_group": "group-a",
"date": "2026-10-01",
"loan_count": 10,
"row_id": "row-1"
},
{
"available_copies": 2,
"course_group": "group-b",
"date": "2026-10-02",
"loan_count": 20,
"row_id": "row-2"
},
{
"available_copies": 3,
"course_group": "group-a",
"date": "2026-10-03",
"loan_count": 15,
"row_id": "row-3"
},
{
"available_copies": 4,
"course_group": "group-b",
"date": "2026-10-04",
"loan_count": 30,
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"available_copies": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"course_group": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"loan_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"course_group",
"date",
"loan_count",
"available_copies"
],
"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": "2026-10-29T15:18:26.016Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-29T15:18:25.766Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-education-14-167",
"tags": [
"ai",
"learning",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Library circulation — Base-100 series + Date by category pivot: Base-100 series + Date by category pivot for supplied library circulation records (loan_count, available_copies). 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":"2ffe11436e32cf3bec3382617ea2578b0bd4b66e0336e41b580363986b834ee9","id":1043779,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793298652554587,"prev":789814,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-education-14-167","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (242798 rows).
- 0xf5c1cb5ed64dfd917ec5cd219778d822454930c2accf549da28b0638887d5da8
- 0xc953f1f69ef9a96a51ef1cdc74fadf4c9e1f788e584e590134a962a52aca25cf
- 0x07f49c6af799c74fe5da7f1341e4e5af6671708b0ac5c8e0a74a9d510fd1cfb9
- 0x30ef80e08b7a5ad3308d6e5bc112ecb05bf41ce95405d1f0bec8a98117732379
- 0x1f7bb79e127e14bf962cb7addb3748c467a07e7e9098d7bf2ce4b1fc420101eb
- 0x981068645ea0b785140386c9cd3b91562634526db898f3bbdfabadf2348a9dc4
- 0x855e78ecea76b7bae483c02b81737786ac68bb747c1aee232fe09a5180a70566
- 0x97376379175547fcf84660a9820c3b59c090e9b87e2b9e082c531464d765b532
- 0xaf5f1c4635f77253a4cc30bebe19845bcdfaabf18c29b8464e48806d191d5ca6
- 0xfc3f03dd9942292cd523bc1e845fd2fe69b6e6ecf0744ed00d42e2ab9c8c9e46
- 0xd65db33c850641a512610778bc74c4557534e8cedefa27dfb6c624e384ad13df
- 0x9c0281c2a4bfee33b76e469eeb2b2cf128dbede9395403178364aa32378c6d83
- 0xe61db4873d922d736073fbcc17a7758f857abc53591bf83c26e95a8c7fdf1d7f
- 0xc7119ea806f683838e5f48055d7f1b7fded1f500c6064dabeb8b9a36bba8932f
- 0x1dd763930a8023065a24b676469b4f26d92a89cfe71226ced9df379f43ec0f0a
- 0x1597ec94933260048e5e583aff1ad0fd44cc49efcd0a994091ed5db4924d7b02
- 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785
- Day root
- 0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c
- Chained
- 0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6
- Published
- On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1