← The evidence ledger
Evidence row 210827
Observed , by sync.x402_bazaar/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-weather-20-185
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- a15fa339e821df18560615d961c3a631d2bb56b6ff45472ba8067c65ebb166f6
- Leaf
- 0x8ca15f85987eebbbefa5128d215f4581e068e6ba49634bdee59fcff5511d9583
What was observed
{
"endpoints": [
[
"x402",
"https://market.datapackvibe.com/x402/assistant-ib26-weather-20-185"
]
],
"name": "market.datapackvibe.com/x402/assistant-ib26-weather-20-185",
"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": "Sensor calibration — Secondary-measure weighted mean + Date by category pivot: Secondary-measure weighted mean + Date by category pivot for supplied sensor calibration records (reference_value, sensor_value). 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": "reference_value",
"rows": [
{
"date": "2026-10-01",
"reference_value": 10,
"row_id": "row-1",
"sensor_value": 1,
"station_group": "group-a"
},
{
"date": "2026-10-02",
"reference_value": 20,
"row_id": "row-2",
"sensor_value": 2,
"station_group": "group-b"
},
{
"date": "2026-10-03",
"reference_value": 15,
"row_id": "row-3",
"sensor_value": 3,
"station_group": "group-a"
},
{
"date": "2026-10-04",
"reference_value": 30,
"row_id": "row-4",
"sensor_value": 4,
"station_group": "group-b"
}
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"files": [],
"order_id": "ord_example",
"result": {
"completed": true,
"workflow": "ib26-weather-20-185"
},
"sku": "assistant-ib26-weather-20-185",
"status": "delivered"
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"field": {
"default": "reference_value",
"enum": [
"reference_value",
"sensor_value"
],
"type": "string"
},
"rows": {
"default": [
{
"date": "2026-10-01",
"reference_value": 10,
"row_id": "row-1",
"sensor_value": 1,
"station_group": "group-a"
},
{
"date": "2026-10-02",
"reference_value": 20,
"row_id": "row-2",
"sensor_value": 2,
"station_group": "group-b"
},
{
"date": "2026-10-03",
"reference_value": 15,
"row_id": "row-3",
"sensor_value": 3,
"station_group": "group-a"
},
{
"date": "2026-10-04",
"reference_value": 30,
"row_id": "row-4",
"sensor_value": 4,
"station_group": "group-b"
}
],
"items": {
"additionalProperties": false,
"properties": {
"date": {
"default": "",
"maxLength": 10,
"pattern": "^\\d{4}-\\d{2}-\\d{2}$",
"type": "string"
},
"reference_value": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"row_id": {
"default": "",
"maxLength": 80,
"minLength": 1,
"type": "string"
},
"sensor_value": {
"maximum": 1000000000000,
"minimum": -1000000000000,
"type": [
"number",
"null"
]
},
"station_group": {
"default": "",
"maxLength": 80,
"type": "string"
}
},
"required": [
"row_id",
"station_group",
"date",
"reference_value",
"sensor_value"
],
"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": "2026-10-26T10:30:38.089Z",
"quality": {
"l30DaysTotalCalls": 1,
"l30DaysUniquePayers": 1,
"lastCalledAt": "2026-10-26T10:30:37.911Z"
},
"resource": "https://market.datapackvibe.com/x402/assistant-ib26-weather-20-185",
"tags": [
"ai",
"weather-data",
"workflow"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Sensor calibration — Secondary-measure weighted mean + Date by category pivot: Secondary-measure weighted mean + Date by category pivot for supplied sensor calibration records (reference_value, sensor_value). 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":"a15fa339e821df18560615d961c3a631d2bb56b6ff45472ba8067c65ebb166f6","id":210827,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793026457863468,"prev":null,"subject":"x402_bazaar:https://market.datapackvibe.com/x402/assistant-ib26-weather-20-185","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).
- 0x8ca11e439f65a405727647224da72c947235898eb7a0eb922508493cd8769cb4
- 0x2684fb64024d60607a987fe81c52f077256fb1835a5b00cbd17706dab8a4f975
- 0x2615a273fc25403181a6aa925d222e06a2d92123d3b487d90180d9f5b0b96fb0
- 0x8dee74f02c0d8d07ac28eb8c0ba57046554e420a756326f6eeb8123493c133ac
- 0xbbc4e765f2c55a337d48fd404328528ef12ef741fb95d465c6ced5b537f1bbdd
- 0xe6e61347568d5552a5075dcc6eb4609ed15157747ccba5616c302a958639a075
- 0x310b2532653d4d1bbdb8986b3f10ce2c6f8f28c89d9c48364ba9131ce0d9630d
- 0x44dcd8c2e45bd3758753c2308314c3b0ce55b1a719895d828bb23148f2ab81c8
- 0x0beb9cab91ea16591bb42106a5eb202ecfb87c67075ee3c8a067eea1f93c4e9c
- 0x8b2110c771e54d98456ae5dfad5a23a7974780c363c2fa58a2fcb3729da25836
- 0x86b2c30da5bda0b772dc691263cbbe9779ec35b67c9966d10e728daa3e47ae48
- 0xfc86b2282cb8f91e68280efe01f3c50453c94fae2ef04af1a75d4b05d0af2b8f
- 0xd5ec7ffaecac790d8adfa0620b0a5494758f862e3090b49e556a6ecbad2f0782
- 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
- 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
- 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
- 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
- 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae