← The evidence ledger
Evidence row 89231
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-14-175
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 56fbf0df66bd4962ed52aed3268e167d476b3f94abd84377ca14b215e09109c4
- Leaf
- 0xb7cd3ab5ccb8b4ba074cbc80658ba0374b27e8271d99a117d05335a0a9e0f9df
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-economics-14-175"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-economics-14-175",
"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": "Tourism observations — Equal-width histogram + Explicit missing-value fill: Equal-width histogram + Explicit missing-value fill for supplied tourism observations records (visitor_count, overnight_stays). 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": {
"bins": 5,
"field": "visitor_count",
"method": "median",
"rows": [
{
"date": "2026-10-01",
"overnight_stays": 1,
"region": "group-a",
"row_id": "row-1",
"visitor_count": 10
},
{
"date": "2026-10-02",
"overnight_stays": 2,
"region": "group-b",
"row_id": "row-2",
"visitor_count": 20
},
{
"date": "2026-10-03",
"overnight_stays": 3,
"region": "group-a",
"row_id": "row-3",
"visitor_count": 15
},
{
"date": "2026-10-04",
"overnight_stays": 4,
"region": "group-b",
"row_id": "row-4",
"visitor_count": 30
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-economics-14-175"
},
"sku": "assistant-ib26-economics-14-175",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
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"enum": [
"visitor_count",
"overnight_stays"
],
"type": "string"
},
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"median"
],
"type": "string"
},
"rows": {
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"region": "group-a",
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{
"date": "2026-10-02",
"overnight_stays": 2,
"region": "group-b",
"row_id": "row-2",
"visitor_count": 20
},
{
"date": "2026-10-03",
"overnight_stays": 3,
"region": "group-a",
"row_id": "row-3",
"visitor_count": 15
},
{
"date": "2026-10-04",
"overnight_stays": 4,
"region": "group-b",
"row_id": "row-4",
"visitor_count": 30
}
],
"items": {
"additionalProperties": false,
"properties": {
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"overnight_stays": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"region": {
"default": "",
"maxLength": 80,
"type": "string"
},
"row_id": {
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"maxLength": 80,
"minLength": 1,
"type": "string"
},
"visitor_count": {
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"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"region",
"date",
"visitor_count",
"overnight_stays"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"bins",
"method"
],
"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": "2026-10-25T04:26:17.044Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-25T04:26:16.842Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-economics-14-175",
"tags": [
"ai",
"economic-research",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Tourism observations — Equal-width histogram + Explicit missing-value fill: Equal-width histogram + Explicit missing-value fill for supplied tourism observations records (visitor_count, overnight_stays). 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":"56fbf0df66bd4962ed52aed3268e167d476b3f94abd84377ca14b215e09109c4","id":89231,"kind":"listing","method":"baseline/1","observed_us":1793025520991126,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-economics-14-175","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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- 0xa41d8a1eceae098ae44f7fc8bc2525c851f0b8a0f3d114913621b2ce02db3642
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- 0xf6a23fe3ecd50aecc0c5826826e0a89f09e467535ac3a8650edb2c6e7fbc2de0
- 0xa4be442ac364076ac81def5d874f026f701ed9c8fce453af09052efe34f0c7ee
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- 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
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- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae