← The evidence ledger
Evidence row 66771
Observed , by baseline/1.
- Kind
- listing
- About
- source_record x402_bazaar:https://api.jobsproperty-api.workers.dev/api/realestate/cookcountyassessor
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- fd70af2510c622c0d5ecf1c63defec37cf145a3c20d60460142d0bd2bc002550
- Leaf
- 0x2fb77463e19266c3d9a1ae1a175165e4f9d1d1a08e588977897756b70ce1c563
What was observed
{
"endpoints": [
[
"x402",
"https://api.jobsproperty-api.workers.dev/api/realestate/cookcountyassessor"
]
],
"name": "SiteCheck Jobs & Property",
"owner_address": "0xb8491f953e6860d3b5840b73c60883ff099ceafa",
"raw": {
"accepts": [
{
"amount": "2000",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:8453",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"extra": {
"feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
},
"maxTimeoutSeconds": 300,
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "J8vnmBx4pS1X7UUBTfz1yWBKiw69Dj2yRGRHDaXBRdhR",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3600000000000000000000000000000000000000",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:5042",
"payTo": "0xa4751fCAa83c9669cfe507bb6807507729839be3",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:137",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42161",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x754704Bc059F8C67012fEd69BC8A327a5aafb603",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:143",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x79A02482A880bCE3F13e09Da970dC34db4CD24d1",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:480",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85",
"extra": {
"name": "USD Coin",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:10",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "2000",
"asset": "0xcebA9300f2b948710d2653dD7B07f33A8B32118C",
"extra": {
"name": "USDC",
"version": "2"
},
"maxTimeoutSeconds": 300,
"network": "eip155:42220",
"payTo": "0xb8491F953e6860D3b5840b73c60883Ff099ceAfA",
"scheme": "exact"
},
{
"amount": "20000",
"asset": "CCW67TSZV3SSS2HXMBQ5JFGCKJNXKZM7UQUWUZPUTHXSTZLEO7SJMI75",
"extra": {
"areFeesSponsored": true
},
"maxTimeoutSeconds": 300,
"network": "stellar:pubnet",
"payTo": "GBIX2M7HNL2G2VYU5KZ446OSN55ZWHS3WBEUP4JTLS6R34VXIGTDOAFI",
"scheme": "exact"
},
{
"amount": "0.002",
"asset": "524C555344000000000000000000000000000000",
"extra": {
"areFeesSponsored": false,
"invoiceId": "bef2f625-0675-407a-b84b-f0ca2d92dfb7",
"issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
"scheme": "exact"
},
{
"amount": "1539",
"asset": "XRP",
"extra": {
"areFeesSponsored": false,
"invoiceId": "387db14a-ff27-4a25-8641-422b9edb52f7",
"sourceTag": 804681468
},
"maxTimeoutSeconds": 300,
"network": "xrpl:0",
"payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
"scheme": "exact"
}
],
"description": "Cook County Assessor building characteristics by 14-digit PIN (Open Data portal): year built, building and unit square feet, bedrooms, land square feet and class, per assessment year. Only what the assessor publishes; no owner data.",
"extensions": {
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"limit": "3",
"pin": "01011010301010"
},
"type": "http"
},
"output": {
"example": {
"checkedAt": "2026-10-23T09:36:59.752Z",
"count": 3,
"pin": "01011010301010",
"source": "https://datacatalog.cookcountyil.gov/resource/3r7i-mrz4.json",
"years": [
{
"assessmentClass": "299",
"bedrooms": 0,
"buildingSqft": 54938,
"landSqft": 23248,
"unitSqft": 175,
"year": 2026,
"yearBuilt": 2006
},
{
"assessmentClass": "299",
"bedrooms": 0,
"buildingSqft": 54938,
"landSqft": 23248,
"unitSqft": 175,
"year": 2025,
"yearBuilt": 2006
}
]
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"limit": {
"description": "How many years, 1 to 20 (default 5)",
"type": "string"
},
"pin": {
"description": "14-digit Cook County PIN, digits only (dashes allowed)",
"type": "string"
}
},
"required": [
"pin"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
},
"lastUpdated": "2026-10-25T18:34:20.534Z",
"quality": {
"l30DaysTotalCalls": 8,
"l30DaysUniquePayers": 6,
"lastCalledAt": "2026-10-25T18:34:19.866Z"
},
"resource": "https://api.jobsproperty-api.workers.dev/api/realestate/cookcountyassessor",
"serviceName": "SiteCheck Jobs & Property",
"tags": [
"realestate",
"cookcountyassessor"
],
"type": "http",
"x402Version": 2
},
"source": "x402_bazaar",
"summary": "Cook County Assessor building characteristics by 14-digit PIN (Open Data portal): year built, building and unit square feet, bedrooms, land square feet and class, per assessment year. Only what the assessor publishes; no owner data."
}What the leaf hashes
{"body":"fd70af2510c622c0d5ecf1c63defec37cf145a3c20d60460142d0bd2bc002550","id":66771,"kind":"listing","method":"baseline/1","observed_us":1793025461407161,"prev":null,"subject":"x402_bazaar:https://api.jobsproperty-api.workers.dev/api/realestate/cookcountyassessor","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).
- 0x2fb7d2e1253fcce119aa07a9558ce46537eb37a5644279ed4844fde3b0441e22
- 0xce8b4b53457cdc71816cf7fa27000534101abfc636e67e44b43355e5019cddf4
- 0x0ceffa7a6d2ebd052931bfb3467b1ecc3952c789435a3a99e849dc33f99b220f
- 0xbb4a9ed979c95f6c55f24519a45a134ed6305556858d4b8e95f91a845ea3820d
- 0xf83be4389fc1f2db1a5731841eaded8ce1967f0b30e431fb5e98b4b2285cb448
- 0x6ab60668bfd0fbb2a47b7fc7aacd741d872fb596e90350ec00d3529c430adfbe
- 0xd3a726874caced9bf63f4416bfb6b445502c935b827391520c95adcdbe62ac38
- 0x30895bff76427968d69989caac140ae0314d4ae878388333e4bd410821700c76
- 0x2598a23a8566e2c4fdbbfdff5dfe632d71ad9f6f6a89e1c4674bdda697c95a0c
- 0x6b688efccc67667934f53af0dda473be5dd9a09af5b20b03ee9e17b11c036418
- 0x5706295a72541360bda32c42f2b8bcd1e27be58a3989ae29fd4aeb7edddae0ae
- 0x12cda00da304cf48d9b3c1874c07a6f0a2e143ba0d25e359b8fd805abb057b32
- 0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
- 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
- 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
- 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
- 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
- 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
- 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
- Day root
- 0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
- Chained
- 0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
- Published
- On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae