← The evidence ledger
Evidence row 89505
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-144
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- e4a8ac2ba9b0c18c47d3f7331c1355e49f27640e5632ba0e674eb9e03802e34f
- Leaf
- 0xff6ce8494de9ba0992a32b75d8be2f73996ec7aaf8f10fd5e8405488f5e39908
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-17-144"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-17-144",
"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": "Public procurement — Daily sum series + Keyed dataset comparison: Daily sum series + Keyed dataset comparison for supplied public procurement records (contract_amount, bid_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": {
"input": {
"body": {
"field": "contract_amount",
"other": [
{
"bid_count": 1,
"contract_amount": 10,
"date": "2026-10-01",
"region": "group-a",
"row_id": "row-1"
},
{
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"contract_amount": 21,
"date": "2026-10-02",
"region": "group-b",
"row_id": "row-2"
},
{
"bid_count": 3,
"contract_amount": 17,
"date": "2026-10-03",
"region": "group-a",
"row_id": "row-3"
},
{
"bid_count": 4,
"contract_amount": 33,
"date": "2026-10-04",
"region": "group-b",
"row_id": "row-4"
}
],
"rows": [
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"date": "2026-10-01",
"region": "group-a",
"row_id": "row-1"
},
{
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"date": "2026-10-02",
"region": "group-b",
"row_id": "row-2"
},
{
"bid_count": 3,
"contract_amount": 15,
"date": "2026-10-03",
"region": "group-a",
"row_id": "row-3"
},
{
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"contract_amount": 30,
"date": "2026-10-04",
"region": "group-b",
"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-economics-17-144"
},
"sku": "assistant-ib26-economics-17-144",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
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},
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{
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},
{
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{
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],
"items": {
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"type": [
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"type": [
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},
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"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
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},
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"contract_amount",
"bid_count"
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"type": "object"
},
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"minItems": 0,
"type": "array"
},
"rows": {
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"row_id": "row-1"
},
{
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"contract_amount": 20,
"date": "2026-10-02",
"region": "group-b",
"row_id": "row-2"
},
{
"bid_count": 3,
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"date": "2026-10-03",
"region": "group-a",
"row_id": "row-3"
},
{
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"contract_amount": 30,
"date": "2026-10-04",
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],
"items": {
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"properties": {
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"type": [
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},
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},
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"type": "string"
},
"row_id": {
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},
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"region",
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"contract_amount",
"bid_count"
],
"type": "object"
},
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}
},
"required": [
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"field",
"other"
],
"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": {
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"type": "object"
},
"type": {
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}
},
"required": [
"type"
],
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}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T02:05:07.939Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T02:05:07.734Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-17-144",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Public procurement — Daily sum series + Keyed dataset comparison: Daily sum series + Keyed dataset comparison for supplied public procurement records (contract_amount, bid_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":"e4a8ac2ba9b0c18c47d3f7331c1355e49f27640e5632ba0e674eb9e03802e34f","id":89505,"kind":"listing","method":"baseline/1","observed_us":1793025522051198,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-144","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).
- 0xff6cca228e2d6c8399f41ce29af110ab74c4a47c3e52883dc7a425388def89d9
- 0x89b5d2c2156ca1685d7a15aa8ae1e6045c3210dc80c26d8737532f6f50b6109c
- 0xfe907ddcbad871f6d945c462cf08f2ea51c86f9ba6a0440e48471f1a68fad05e
- 0x9b5765f5552e37ed8a7616fdd6acaddbdab387bfdac801714df8e9ed0a073e71
- 0x4f9ea1dcb56478d9d485b8617d9724248712d8b4e1561c0cad95f71ec45d2cf1
- 0x5b5348050cc637acb8f862409169791860385272140534606c04cf3dfbb131e1
- 0x9acd8e725d2dfcc325152eb0590281132f47b261119875e37d98941c57864c08
- 0x6d327971d5822dce231d0e69944085b6d43145efd37dc1e321ddc6f69c3aa53c
- 0x8ef6ca8d49e635aa47901d64a9f56f08765bd4a31e90192053f04c672629cf18
- 0xa29eae943754390bcd078416f8d4db8f78b3a74b270a306deb84f755b7cf17d8
- 0xd3a4547616d40f6cf22a3f69647bc5fe7630b638881a5ae1ce088b336fd0e181
- 0xbd264414f726ecec85a6b231446a7d5db56b5a61f8c3f471b7913d982daa291d
- 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae