← The evidence ledger
Evidence row 89525
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 24474cb593abfc9984ce3ba8d93ef38117792f5577a3cd071d2a6a003a9f6bbe
- Leaf
- 0x89896d5b4dfe15807a7cf8ed4089cbfddbbd3d06e8269d4426dcc1e4ee7b6ba8
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-17-190",
"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 — Keyed dataset comparison + Explicit missing-value fill: Keyed dataset comparison + Explicit missing-value fill 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",
"method": "median",
"other": [
{
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"date": "2026-10-01",
"region": "group-a",
"row_id": "row-1"
},
{
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"contract_amount": 21,
"date": "2026-10-02",
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"row_id": "row-2"
},
{
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"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"
},
{
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"date": "2026-10-03",
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"row_id": "row-3"
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{
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"contract_amount": 30,
"date": "2026-10-04",
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"row_id": "row-4"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-economics-17-190"
},
"sku": "assistant-ib26-economics-17-190",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
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"bid_count"
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"other": {
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{
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{
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{
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"region": "group-b",
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],
"items": {
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"type": [
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},
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"type": [
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"date": {
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},
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"contract_amount",
"bid_count"
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"type": "object"
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},
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},
{
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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",
"region": "group-b",
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],
"items": {
"additionalProperties": false,
"properties": {
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"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
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"minimum": -1000000000000,
"type": [
"number",
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]
},
"date": {
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"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
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},
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"type": "string"
},
"row_id": {
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"minLength": 1,
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},
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"date",
"contract_amount",
"bid_count"
],
"type": "object"
},
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}
},
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"field",
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],
"type": "object"
},
"bodyType": {
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"text"
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"method": {
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"type": {
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}
},
"required": [
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"bodyType",
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],
"type": "object"
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"output": {
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},
"type": {
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},
"required": [
"type"
],
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}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T00:06:14.042Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T00:06:13.858Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Public procurement — Keyed dataset comparison + Explicit missing-value fill: Keyed dataset comparison + Explicit missing-value fill 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":"24474cb593abfc9984ce3ba8d93ef38117792f5577a3cd071d2a6a003a9f6bbe","id":89525,"kind":"listing","method":"baseline/1","observed_us":1793025522085726,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-17-190","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).
- 0x8989de6057716e1bb2b6d2cb4701fc79c7665961ec3daeb41f18a7149497bffe
- 0x9cc0c59b36d1353a9111e7a985b5cb3d822fa51913875bc63e87a91453ca67b8
- 0x6ce7dadb70a35a368b127e06738909e973442ee2ef69a4c4417b229f2f0e75b6
- 0xb672e0ca5bfb3cf465f9dcb6a03acf8ec454bbfafb2f19ea50e4fd0defd7a61d
- 0x9734398f19223b27bc35c7e3db98d2bd5b83427c422111e95528eb05944fa01b
- 0x4f1507ecfbd2da5853b8727f89580004e3b66da672390e7b4019b2ed9fccbe08
- 0x4e717d388c105d16bb64f8d6e6170f65b54431298e0a520aa8e596e2135dccc1
- 0xcab251f3c1164b19991eafe31c660f8346cca85987a7eaef4e741cd9148888fb
- 0x192f267e109dd5199cc6815d8da47fe9caf57c9a98a433d79529a101ca711d19
- 0xd59efd9db013aa86250da9a9746114e4191807e34e70119d7d7cdcde2bea60fe
- 0xfb2bf7248df06c668bce5c2fce26586eb8982728138c40f164c1666cb3e32d7b
- 0x7bf2d426bb827b94d7608055662cf2e3f09791e1a4c2c6bd606c0a9e89b18e59
- 0x49d11be052a4c069b10250aaba214f566b3f2e5aaa7a98e82ccc6a71c0e801a0
- 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
- 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae