← The evidence ledger
Evidence row 213542
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-22-204
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 9ea2e852bbec2d7831406ab9c5909a3b1e74d1e9507394cc5958b61b72d8265a
- Leaf
- 0xf413fd5c109e8a63cd7e7e6e6123fd08377343eb635e4b495e5a467d2baabdb6
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-22-204"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-22-204",
"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": "Land use observations — Record quality audit + String normalisation + Two-measure correlation: Record quality audit + String normalisation + Two-measure correlation for supplied land use observations records (area_hectares, parcel_count). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"rows": [
{
"area_hectares": 10,
"date": "2026-10-01",
"parcel_count": 1,
"region": "group-a",
"row_id": "row-1"
},
{
"area_hectares": 20,
"date": "2026-10-02",
"parcel_count": 2,
"region": "group-b",
"row_id": "row-2"
},
{
"area_hectares": 15,
"date": "2026-10-03",
"parcel_count": 3,
"region": "group-a",
"row_id": "row-3"
},
{
"area_hectares": 30,
"date": "2026-10-04",
"parcel_count": 4,
"region": "group-b",
"row_id": "row-4"
}
]
},
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"method": "POST",
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},
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"result": {
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"workflow": "ib26-economics-22-204"
},
"sku": "assistant-ib26-economics-22-204",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
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"properties": {
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},
{
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"date": "2026-10-02",
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},
{
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"row_id": "row-3"
},
{
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"date": "2026-10-04",
"parcel_count": 4,
"region": "group-b",
"row_id": "row-4"
}
],
"items": {
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"properties": {
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"minimum": -1000000000000,
"type": [
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"null"
]
},
"date": {
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"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
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},
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"method": {
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},
"type": {
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"type": "string"
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},
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"bodyType",
"body"
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"type": "object"
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"output": {
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},
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],
"type": "object"
}
}
},
"lastUpdated": "2026-10-26T07:01:35.495Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T07:01:35.277Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-22-204",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Land use observations — Record quality audit + String normalisation + Two-measure correlation: Record quality audit + String normalisation + Two-measure correlation for supplied land use observations records (area_hectares, parcel_count). Up to 200 rows; 3 independent reports using shared local analytical engines. No live lookup, prediction, professional assessment or external action. 0.01 USDC includes 3 supplied-data reports for up to 200 rows."
}What the leaf hashes
{"body":"9ea2e852bbec2d7831406ab9c5909a3b1e74d1e9507394cc5958b61b72d8265a","id":213542,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026486253710,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-22-204","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).
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- 0xd769d41500075835c3b2f9184d223699fb983fd05c29fbcb44d964abc7ee380d
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae