← The evidence ledger
Evidence row 118786
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://prop.halowerk.com/v1/hvac-fault-detect
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- b7be8128381ae881a4510652ac1384fce21b8061710f84afc2031090fe245406
- Leaf
- 0x06d214217868ecc78422f37222ca1421e8f80e3c7ebe48e49add4eeb9a9ec1e8
What was observed
{
"endpoints": [
[
"x402",
"https://prop.halowerk.com/v1/hvac-fault-detect"
]
],
"name": "prop.halowerk.com/v1/hvac-fault-detect",
"owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
"raw": {
"accepts": [
{
"amount": "3000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"currency": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"asset": "USDC",
"assetTransferMethod": "eip3009",
"eip712Domain": {
"chainId": 8453,
"name": "USD Coin",
"verifyingContract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"version": "2"
},
"name": "USD Coin",
"network_name": "Base Mainnet",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"recipient": "0x2880EdfFF13100677Bf97A3CBdF3Bc34771C4E5E",
"scheme": "exact"
}
],
"description": "Applies caller-selected thresholds to supply/return temperature differences, commanded operation, fan state and electrical power. It identifies rule violations in supplied observations only; it does not connect to building controls, establish root cause, replace commissioning or authorize maintenance actions.",
"extensions": {
"bazaar": {
"info": {
"input": {
"body": {
"observations": [
{
"commanded_on": true,
"electrical_power_kw": 18.4,
"fan_on": true,
"mode": "cooling",
"observation_id": "ahu-7-001",
"return_air_temperature_c": 26,
"supply_air_temperature_c": 16
},
{
"commanded_on": true,
"electrical_power_kw": 17.9,
"fan_on": false,
"mode": "cooling",
"observation_id": "ahu-7-002",
"return_air_temperature_c": 26,
"supply_air_temperature_c": 24.5
}
],
"rules": {
"maximum_active_temperature_delta_c": 20,
"maximum_idle_power_kw": 1.2,
"minimum_active_temperature_delta_c": 5
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"observations": {
"items": {
"additionalProperties": false,
"properties": {
"commanded_on": {
"type": "boolean"
},
"electrical_power_kw": {
"maximum": 1000000,
"minimum": 0,
"type": "number"
},
"fan_on": {
"type": "boolean"
},
"mode": {
"enum": [
"cooling",
"heating",
"idle"
],
"type": "string"
},
"observation_id": {
"maxLength": 128,
"minLength": 1,
"type": "string"
},
"return_air_temperature_c": {
"maximum": 100,
"minimum": -100,
"type": "number"
},
"supply_air_temperature_c": {
"maximum": 100,
"minimum": -100,
"type": "number"
}
},
"required": [
"observation_id",
"mode",
"commanded_on",
"fan_on",
"return_air_temperature_c",
"supply_air_temperature_c",
"electrical_power_kw"
],
"type": "object"
},
"maxItems": 10000,
"minItems": 1,
"type": "array"
},
"rules": {
"additionalProperties": false,
"properties": {
"maximum_active_temperature_delta_c": {
"maximum": 200,
"minimum": 0,
"type": "number"
},
"maximum_idle_power_kw": {
"maximum": 1000000,
"minimum": 0,
"type": "number"
},
"minimum_active_temperature_delta_c": {
"maximum": 100,
"minimum": 0,
"type": "number"
}
},
"required": [
"minimum_active_temperature_delta_c",
"maximum_active_temperature_delta_c",
"maximum_idle_power_kw"
],
"type": "object"
}
},
"required": [
"observations",
"rules"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST",
"PUT",
"PATCH"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-08T06:12:37.578Z",
"quality": {
"l30DaysTotalCalls": 2,
"l30DaysUniquePayers": 2,
"lastCalledAt": "2026-10-08T06:12:37.324Z"
},
"resource": "https://prop.halowerk.com/v1/hvac-fault-detect",
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Applies caller-selected thresholds to supply/return temperature differences, commanded operation, fan state and electrical power. It identifies rule violations in supplied observations only; it does not connect to building controls, establish root cause, replace commissioning or authorize maintenance actions."
}What the leaf hashes
{"body":"b7be8128381ae881a4510652ac1384fce21b8061710f84afc2031090fe245406","id":118786,"kind":"listing","method":"baseline/1","observed_us":1793025613713973,"prev":null,"subject":"x402_bazaar:https://prop.halowerk.com/v1/hvac-fault-detect","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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- 0xd1d3499072edb10edc68f84bcae2365d2ab534df689250cab18c751b6f13b6ff
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- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae