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Evidence row 65753

Observed , by baseline/1.

Kind
listing
About
source_record x402_bazaar:https://api.companyrecords-api.workers.dev/api/gov/fueleconomy-gov
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
38581099aff1edf584fa1e677e4c40cf6f440783430278b896562c070a22bb8f
Leaf
0xbefa3cc7c12c6c3dae1cfd3e4972e96cf93979b12c86cf706bf037626b040e4c

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.companyrecords-api.workers.dev/api/gov/fueleconomy-gov"
    ]
  ],
  "name": "SiteCheck Company Records",
  "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": "Hc3sdEAsCGQcpgfivywog9uwtk8gUBUZgsxdME1EJy88"
        },
        "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": "aa45f586-a7f5-467f-95b3-cff889979fe3",
          "issuer": "rMxCKbEDwqr76QuheSUMdEGf4B9xJ8m5De",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
        "scheme": "exact"
      },
      {
        "amount": "1547",
        "asset": "XRP",
        "extra": {
          "areFeesSponsored": false,
          "invoiceId": "a321c546-2d8f-4a56-b0da-29f758392f39",
          "sourceTag": 804681468
        },
        "maxTimeoutSeconds": 300,
        "network": "xrpl:0",
        "payTo": "rDxNZCDfLxUzeMWGGwsY3sjQT8eoZCf8UJ",
        "scheme": "exact"
      }
    ],
    "description": "US EPA fuel economy ratings from FuelEconomy.gov for a model year, make and model: each matching vehicle's EPA combined, city and highway MPG, fuel type, drive type and CO2 tailpipe grams per mile. Up to 3 vehicles per call.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "make": "Toyota",
              "model": "Camry",
              "year": "2024"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "checkedAt": "2026-10-23T09:37:15.357Z",
              "make": "Toyota",
              "model": "Camry",
              "source": "https://www.fueleconomy.gov/ws/rest/vehicle/menu/options",
              "vehicles": [
                {
                  "co2GramsPerMile": 338,
                  "driveType": "Front-Wheel Drive",
                  "fuelType": "Regular Gasoline",
                  "id": 47085,
                  "label": "Auto (S8), 6 cyl, 3.5 L",
                  "make": "Toyota",
                  "model": "Camry",
                  "mpgCity": 22,
                  "mpgCombined": 26,
                  "mpgHighway": 33,
                  "transmission": "Automatic (S8)",
                  "year": 2024
                }
              ],
              "year": 2024
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "make": {
                      "description": "Make, e.g. Toyota",
                      "type": "string"
                    },
                    "model": {
                      "description": "Model, e.g. Camry",
                      "type": "string"
                    },
                    "year": {
                      "description": "Model year, 4 digits, e.g. 2024",
                      "type": "string"
                    }
                  },
                  "required": [
                    "year",
                    "make",
                    "model"
                  ],
                  "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": "2026-10-25T09:05:45.183Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-10-25T09:05:44.675Z"
    },
    "resource": "https://api.companyrecords-api.workers.dev/api/gov/fueleconomy-gov",
    "serviceName": "SiteCheck Company Records",
    "tags": [
      "gov",
      "fueleconomy"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "US EPA fuel economy ratings from FuelEconomy.gov for a model year, make and model: each matching vehicle's EPA combined, city and highway MPG, fuel type, drive type and CO2 tailpipe grams per mile. Up to 3 vehicles per call."
}

What the leaf hashes

{"body":"38581099aff1edf584fa1e677e4c40cf6f440783430278b896562c070a22bb8f","id":65753,"kind":"listing","method":"baseline/1","observed_us":1793025459130030,"prev":null,"subject":"x402_bazaar:https://api.companyrecords-api.workers.dev/api/gov/fueleconomy-gov","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. 0xbefabecfc0890d1016f4bcb48508618e8d8c78c05ada193b52a94208c7f6f2ae
  2. 0xe7bc8b2b96c393f9e9eda89e7f2f5a52afda595fda2a47f8039ee6232e7caf71
  3. 0x13f899a5ba61f1a49c211ae6c6f4edf9a8c49c26e21ade3119a84116c535461d
  4. 0xb8a0d78c0c4b122f00648977d065d0450311ec079d355b4a4c36a00e2d9bb8a4
  5. 0xe957cfdebb38a336e595dbe5d8306859c9df6d93dff70de87309ed5de1347164
  6. 0xe3eda4276e5a1419c2a08595cd7e817f4838ee8ba84f55c5b6cac246b853ee00
  7. 0x72a059f0c004f53103db7b7dfa531abc4059259b120632853edca6325a0a2aaa
  8. 0x5da62d2ff906c688162e49cfa4bc52e395ad907f66b4ed6dd1aa427faeb0d611
  9. 0x9256e1cced21980ce963d76c45e282793b4c006b22bce6775e9d2eb3e8e04993
  10. 0x48d04da54de88082e11aa43e473de1dfd941bdfb166e542aa1c13b29e3d7754a
  11. 0x0decbdcd600e934c38d679c1b99f27ba6676644e856ed6ba36bca74feb432866
  12. 0xc520305226daa0caf1c2416854f726ec072c950c1903497b2a1e88b0c6f406da
  13. 0x96eae331a78c1c9248bc58130ff83d31b884760a51fe7191de2a39105ae7c072
  14. 0xdbe2e8dd65ea1248b2936612538f18268abd5cf27ebdab3737694571ad496004
  15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
  16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON