← The evidence ledger
Evidence row 77457
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ar-analytics-database-query-runs-histogram
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- f4bbc39501139cda2873ec1027c30ffa12006fdd11127d91818195f4bbc73ff8
- Leaf
- 0x1ecb0bf9da119bf240bb6bec1b27537bfa03204e9f44755a78c5192afd9bbd5f
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ar-analytics-database-query-runs-histogram"
]
],
"name": "market.datapackvibe.com/x402/assistant-ar-analytics-database-query-runs-histogram",
"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": "Database query runs - Equal-width histogram: Equal-width histogram for Database query runs. Up to 200 supplied typed records. Local descriptive analytics; no enrichment or forecast. One of 25 new profiles across 20 shared operations in this industry. 0.01 USDC includes one bounded equal-width histogram report.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"bins": 5,
"field": "execution_ms",
"rows": [
{
"database": "group-a",
"date": "2026-10-01",
"execution_ms": 10,
"row_id": "row-1",
"rows_scanned": 1
},
{
"database": "group-b",
"date": "2026-10-02",
"execution_ms": 20,
"row_id": "row-2",
"rows_scanned": 2
},
{
"database": "group-a",
"date": "2026-10-03",
"execution_ms": 15,
"row_id": "row-3",
"rows_scanned": 3
},
{
"database": "group-b",
"date": "2026-10-04",
"execution_ms": 30,
"row_id": "row-4",
"rows_scanned": 4
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ar-analytics-database-query-runs-histogram"
},
"sku": "assistant-ar-analytics-database-query-runs-histogram",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"bins": {
"default": 5,
"maximum": 30,
"minimum": 1,
"type": "integer"
},
"field": {
"default": "execution_ms",
"enum": [
"execution_ms",
"rows_scanned"
],
"type": "string"
},
"rows": {
"default": [
{
"database": "group-a",
"date": "2026-10-01",
"execution_ms": 10,
"row_id": "row-1",
"rows_scanned": 1
},
{
"database": "group-b",
"date": "2026-10-02",
"execution_ms": 20,
"row_id": "row-2",
"rows_scanned": 2
},
{
"database": "group-a",
"date": "2026-10-03",
"execution_ms": 15,
"row_id": "row-3",
"rows_scanned": 3
},
{
"database": "group-b",
"date": "2026-10-04",
"execution_ms": 30,
"row_id": "row-4",
"rows_scanned": 4
}
],
"items": {
"additionalProperties": false,
"properties": {
"database": {
"default": "",
"maxLength": 80,
"type": "string"
},
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"execution_ms": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"rows_scanned": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
}
},
"required": [
"row_id",
"database",
"date",
"execution_ms",
"rows_scanned"
],
"type": "object"
},
"maxItems": 200,
"minItems": 1,
"type": "array"
}
},
"required": [
"rows",
"field",
"bins"
],
"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": "2026-10-22T03:20:57.538Z",
"quality": {
"l30DaysTotalCalls": 3,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-22T03:20:53.484Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ar-analytics-database-query-runs-histogram",
"tags": [
"ai",
"data-workflow",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Database query runs - Equal-width histogram: Equal-width histogram for Database query runs. Up to 200 supplied typed records. Local descriptive analytics; no enrichment or forecast. One of 25 new profiles across 20 shared operations in this industry. 0.01 USDC includes one bounded equal-width histogram report."
}What the leaf hashes
{"body":"f4bbc39501139cda2873ec1027c30ffa12006fdd11127d91818195f4bbc73ff8","id":77457,"kind":"listing","method":"baseline/1","observed_us":1793025494002637,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ar-analytics-database-query-runs-histogram","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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- 0x08cb413eeecfec7e5d3c174f30b520d4f4f67ee2608b19e3dfd0805a00cc12ea
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- 0xbef795c8eefe7d7b91530cc0bc9c9824a04656a6c47abcb1bcfe0682f1d13e94
- 0x87c727c438b9d8a9f051327c3cf44b3944ad93645c64e86dce767cc2d423f958
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- 0x030ac28258a1228d6432dec1d7da9521904d19c1496524d960073c4e4b642773
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- 0x4d2aba33e7e89002d03246762c55699d2d86e41f6cf4b5863558950cb1a7cb50
- 0x3e9f4dee30700b7fef683685ce6c4e483a5869ff14413228fe9abfbaa1a7cd3c
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- 0x42b0d9d5b53af5b0fe99cee10ce29fe484db78b92ce49f97190cc6d098651d47
- 0x9dfd312f3d4937f7cb144cee3987e8516f222932b4ea286605236d73cfa1ed16
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae