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Evidence row 66767

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.jobsproperty-api.workers.dev/api/realestate/century-21
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
78c975198b2a99d82b3ea47e6f4001ac7fa66bfdcad16d038c7c465a075d849b
Leaf
0x9f7a68212f0e8c13806d11bdc639e3d09b58248392b65910ed4054db3883af32

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.jobsproperty-api.workers.dev/api/realestate/century-21"
    ]
  ],
  "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": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM"
        },
        "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": "0.002",
        "asset": "524C555344000000000000000000000000000000",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "d26c6d02-889c-4a00-9378-e8bded984316",
          "issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
        "scheme": "exact"
      },
      {
        "amount": "1534",
        "asset": "XRP",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "284913aa-3de4-49e2-827a-ad2877c60521",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
        "scheme": "exact"
      }
    ],
    "description": "Homes for sale on CENTURY 21 (US) in a city: street address, ZIP, coordinates, list price (USD), bedrooms, bathrooms, floor size (sq ft), property type and main photo, plus the page's listing count (up to about 300). Pick the page by type (single-family, condo, townhouse, multi-family, land, rental, new-construction, open-house); filter by price range and minimum bedrooms.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "city": "Seattle",
              "limit": "3",
              "state": "WA"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "checkedAt": "2026-10-23T09:37:01.808Z",
              "city": "Seattle",
              "matched": 300,
              "results": [
                {
                  "address": "10917 28th Avenue Sw",
                  "bathrooms": 3,
                  "bedrooms": 3,
                  "city": "Seattle",
                  "currency": "USD",
                  "image": "https://images-listings.century21.com/NWMLS/25/97/29/9/_P/2597299_P00.jpg",
                  "latitude": 47.50514,
                  "longitude": -122.36864,
                  "price": 1399999,
                  "sqft": 3960,
                  "state": "WA",
                  "type": "single-family",
                  "zip": "98146"
                },
                {
                  "address": "2655 S Hanford Street",
                  "bathrooms": 3,
                  "bedrooms": 6,
                  "city": "Seattle",
                  "currency": "USD",
                  "image": "https://images-listings.century21.com/NWMLS/25/96/73/5/_P/2596735_P00.jpg",
                  "latitude": 47.574937,
                  "longitude": -122.298349,
                  "price": 1000000,
                  "sqft": 2294,
                  "state": "WA",
                  "type": "single-family",
                  "zip": "98144"
                }
              ],
              "source": "https://www.century21.com/homes/list/city/wa/seattle/single-family-homes",
              "state": "WA",
              "totalListings": 300,
              "type": "single-family"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "city": {
                      "description": "City name, e.g. Seattle",
                      "type": "string"
                    },
                    "limit": {
                      "description": "Listings returned, 1 to 300 (default 50)",
                      "type": "string"
                    },
                    "maxPrice": {
                      "description": "Maximum list price in USD",
                      "type": "string"
                    },
                    "minBeds": {
                      "description": "Minimum bedrooms",
                      "type": "string"
                    },
                    "minPrice": {
                      "description": "Minimum list price in USD",
                      "type": "string"
                    },
                    "state": {
                      "description": "Two-letter US state code, e.g. WA",
                      "type": "string"
                    },
                    "type": {
                      "description": "single-family, condo, townhouse, multi-family, land, rental, new-construction, open-house (default single-family)",
                      "type": "string"
                    }
                  },
                  "required": [
                    "state",
                    "city"
                  ],
                  "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": "2026-10-23T22:05:25.454Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-23T22:05:25.315Z"
    },
    "resource": "https://api.jobsproperty-api.workers.dev/api/realestate/century-21",
    "serviceName": "SiteCheck Jobs & Property",
    "tags": [
      "realestate",
      "century"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Homes for sale on CENTURY 21 (US) in a city: street address, ZIP, coordinates, list price (USD), bedrooms, bathrooms, floor size (sq ft), property type and main photo, plus the page's listing count (up to about 300). Pick the page by type (single-family, condo, townhouse, multi-family, land, rental, new-construction, open-house); filter by price range and minimum bedrooms."
}

What the leaf hashes

{"body":"78c975198b2a99d82b3ea47e6f4001ac7fa66bfdcad16d038c7c465a075d849b","id":66767,"kind":"listing","method":"baseline/1","observed_us":1793025461400569,"prev":null,"subject":"x402_bazaar:https://api.jobsproperty-api.workers.dev/api/realestate/century-21","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).

  1. 0x9f7a66c72f7c2e46c70e823ce2885165627dab9c43bfff80ff57a7ec1e2834ce
  2. 0x1a4a332e8bc045035a1e250d1f4c115d3414c9c8308846498d60a9a130f13d98
  3. 0x0e196e2f7dbb2af4bbe5b075ac72ff65089ba46e8e7b7c85bda0b92e68df2ee2
  4. 0x814d7233e498163d2989aa02485b56c8d9b36ed8ab020112bc93c4d617e2bf9d
  5. 0x11a82bf998824dba65b8e625914ad4d730bed14426e41b593126966be3b9199c
  6. 0x1db296fd590c2ff2ae9da7e083378409f7a52aba5acf453535f1880778e4bd5a
  7. 0x1b4458188ed4bc48c2f8395e56a2b7b46998f9656bd0de6e3dcef09acd08cb72
  8. 0x78336eb06095924126162493544902b401af4a7b62d29a7b477848966b7ae41c
  9. 0x0ca1e1981bfe3ae8078a6e70f1eefed09e9ea57a67defe2424e8e6bcbd789cb3
  10. 0xad33b6ed23e6b6f31de87919e88c08498b71327e286bf36d5ea11b6c48a97eee
  11. 0xb5a5da1d8cc5364d4e1e81f176a4bcbca86e02bf02b30e06db118bb7f2c487a8
  12. 0x6367dad81ab5c2e6f424ad3e06310c9b75079293d62a08dfbde98ef993c35229
  13. 0xf8d3e004d9a208d2c5e82ab676956d80f8a3c78387c61dad15a3a8269efee0d8
  14. 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
  15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
  16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
  17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON