← The evidence ledger
Evidence row 89512
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-160
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 6128b57e1369bb96225b05328eccaa7e7f0977e1c1c4c120da4696796897c597
- Leaf
- 0xde48ed79c9706d32d29c88c0a00a0d26ed98f18d6d04c08c94a2ddedfeeafee6
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-17-160"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-17-160",
"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 — Adjacent row changes + Date by category pivot: Adjacent row changes + Date by category pivot 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",
"rows": [
{
"bid_count": 1,
"contract_amount": 10,
"date": "2026-10-01",
"region": "group-a",
"row_id": "row-1"
},
{
"bid_count": 2,
"contract_amount": 20,
"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"
},
{
"bid_count": 4,
"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-17-160"
},
"sku": "assistant-ib26-economics-17-160",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "contract_amount",
"enum": [
"contract_amount",
"bid_count"
],
"type": "string"
},
"rows": {
"default": [
{
"bid_count": 1,
"contract_amount": 10,
"date": "2026-10-01",
"region": "group-a",
"row_id": "row-1"
},
{
"bid_count": 2,
"contract_amount": 20,
"date": "2026-10-02",
"region": "group-b",
"row_id": "row-2"
},
{
"bid_count": 3,
"contract_amount": 15,
"date": "2026-10-03",
"region": "group-a",
"row_id": "row-3"
},
{
"bid_count": 4,
"contract_amount": 30,
"date": "2026-10-04",
"region": "group-b",
"row_id": "row-4"
}
],
"items": {
"additionalProperties": false,
"properties": {
"bid_count": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"contract_amount": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"region": {
"default": "",
"maxLength": 80,
"type": "string"
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
}
},
"required": [
"row_id",
"region",
"date",
"contract_amount",
"bid_count"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field"
],
"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": "2026-10-25T04:14:22.945Z",
"quality": {
"l30DaysTotalCalls": 4,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T04:14:22.732Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-17-160",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Public procurement — Adjacent row changes + Date by category pivot: Adjacent row changes + Date by category pivot 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":"6128b57e1369bb96225b05328eccaa7e7f0977e1c1c4c120da4696796897c597","id":89512,"kind":"listing","method":"baseline/1","observed_us":1793025522062789,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-160","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).
- 0xde4917495d77e49b6caaad13be9e0bdb4e4910acea8bd169f8a93af27381435e
- 0x743e60aeba3ece1889318fffd4a87f789ff421c75f3dd2bf39c6c40938bf1b6b
- 0x23f84e0202285e04a40504d7d5ca7d8a8e77970956fa9317d3c51cb3e9d91cc1
- 0xeb784ef5b6e4073722b572bd0bfe49bd6ca7cd1aca708ab3a54ff945f0963688
- 0xc52f81923bcbde4472ecc54f9a20d052761b064805efd0b3f24083365a9f6fcd
- 0x73e9916ad1dfc8cdb3b8a224b491f257246a6d1ec8450a8f0c4b4d11cf944014
- 0x66e44dd43a39f1642f67066bd8f5ae71cb7e9e2f475ab091235794b4aa54eaab
- 0x481c3ac997060b05d18826dd3fe01231b140e8390a6be1d33993886b1d5488c9
- 0x90f31318bc82c2efd70ef8f428dd812029c877364777efb309b6cd0e23a8c458
- 0x2d9d6462afc5b1463c70c3ad7bab0bbd60dd232ca8386916ee54414b71a3db6e
- 0x85202061e6a75f8df085f0bff56604cbc8349d53f71525ea3c173296a57488dc
- 0xd5d3f9a510ef9bc1156a86fc24b9d0c3a67b96d7c1dad1563f35f879e0ac9b4b
- 0xa4edde833302b48399053e2519aea1aed1074cd102bf4b553643df1866cce4ec
- 0x0b7541c75cc482a7134110311d7dbd02095d969ba21177de9b21a52a55981718
- 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
- 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
- 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae