← The evidence ledger
Evidence row 90004
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-22-154
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 37235464f86fa0edfbe49460b7f94ae481f3f8bb5c2e7570224fd809b273c43d
- Leaf
- 0xb183108a6690e42a9105eb3d79750bfae71d4e10ee04bf21123fb75d9bcded5a
What was observed
{
"endpoints": [
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"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-22-154"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-22-154",
"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 — Trailing mean series + Explicit missing-value fill: Trailing mean series + Explicit missing-value fill for supplied land use observations records (area_hectares, parcel_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": {
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"method": "median",
"rows": [
{
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"date": "2026-10-01",
"parcel_count": 1,
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"row_id": "row-1"
},
{
"area_hectares": 20,
"date": "2026-10-02",
"parcel_count": 2,
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"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,
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"row_id": "row-4"
}
],
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"order_id": "ord_example",
"result": {
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"workflow": "ib26-economics-22-154"
},
"sku": "assistant-ib26-economics-22-154",
"status": "delivered"
},
"type": "json"
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},
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{
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{
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],
"items": {
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},
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"type": "object"
},
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"type": {
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},
"lastUpdated": "2026-10-22T22:57:40.081Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-22T22:57:38.337Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-22-154",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Land use observations — Trailing mean series + Explicit missing-value fill: Trailing mean series + Explicit missing-value fill for supplied land use observations records (area_hectares, parcel_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":"37235464f86fa0edfbe49460b7f94ae481f3f8bb5c2e7570224fd809b273c43d","id":90004,"kind":"listing","method":"baseline/1","observed_us":1793025523521122,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-22-154","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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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae