Evidence row 2205233

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://landvergleich.halowerk.com/v1/rank-sites-solar-orientation"
    ]
  ],
  "name": "HALOWERK Land Compare",
  "owner_address": "0x2880edfff13100677bf97a3cbdf3bc34771c4e5e",
  "raw": {
    "accepts": [
      {
        "amount": "8000",
        "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"
      },
      {
        "amount": "8000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "GVJJ7rdGiXr5xaYbRwRbjfaJL7fmwRygFi1H6aGqDveb"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "6pXwvPgqduMSx33GP8jiVCanpUhZZiPPyG784mNJ7q1Z",
        "scheme": "exact"
      }
    ],
    "description": "Measures solar orientation index for two to ten named European sites and ranks the observed values with ties preserved.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "locations": [
                {
                  "latitude": 51.9,
                  "longitude": 7.1,
                  "name": "A"
                },
                {
                  "latitude": 51.95,
                  "longitude": 7.2,
                  "name": "B"
                }
              ]
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "$schema": "http://json-schema.org/draft-07/schema#",
                  "additionalProperties": false,
                  "properties": {
                    "locations": {
                      "items": {
                        "additionalProperties": false,
                        "properties": {
                          "latitude": {
                            "description": "WGS84 latitude inside the published European coverage.",
                            "maximum": 72.5,
                            "minimum": 34,
                            "type": "number"
                          },
                          "longitude": {
                            "description": "WGS84 longitude inside the published European coverage.",
                            "maximum": 40.5,
                            "minimum": -31.5,
                            "type": "number"
                          },
                          "name": {
                            "maxLength": 60,
                            "minLength": 1,
                            "type": "string"
                          }
                        },
                        "required": [
                          "longitude",
                          "latitude"
                        ],
                        "type": "object"
                      },
                      "maxItems": 10,
                      "minItems": 2,
                      "type": "array"
                    }
                  },
                  "required": [
                    "locations"
                  ],
                  "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"
        }
      },
      "payment-identifier": {
        "info": {
          "required": false
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "id": {
              "maxLength": 128,
              "minLength": 16,
              "pattern": "^[a-zA-Z0-9_-]+$",
              "type": "string"
            },
            "required": {
              "type": "boolean"
            }
          },
          "required": [
            "required"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T17:02:31.772Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-02T17:02:31.546Z"
    },
    "resource": "https://landvergleich.halowerk.com/v1/rank-sites-solar-orientation",
    "serviceName": "HALOWERK Land Compare",
    "tags": [
      "land",
      "europe",
      "comparison",
      "solar-orientation"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Measures solar orientation index for two to ten named European sites and ranks the observed values with ties preserved."
}

What the leaf hashes

{"body":"122ecb971498f1c668a0e04e3e9fcb5d856ec521f40646f2f72412ff614e454e","id":2205233,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646957436432,"prev":null,"subject":"x402_bazaar:https://landvergleich.halowerk.com/v1/rank-sites-solar-orientation","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xd36a39da7b7af0bcf8706f68b7b19ae3de5b8aa1abc8f3325f93ba1b7c0a17fe
2. 0xba6c6431ee8505ffecc19da320d9dd78349f5d81a9e7926ef79f1f88afafa921
3. 0xfa63365adc93dff3cfa5a2f0ff70c670f6eb59a126b393e46fbd1222d192c7a1
4. 0x59eca7c6b95cf813bf036c3533a262131923bd0706ef2cda39df1d5a33183348
5. 0x355227f817ac65b9b8972df2d1291ff5debe1c92354ed1c35dfa1a3cef96efb9
6. 0xa674cbe5a36401dcbfe413f2a8063cae443513ecbc71c20e3453a75754cdeac2
7. 0xb23c7894047f7f0bea6e6e36b1823bfe5e78dc10b51c239d7eb8ec9b9e3d2f24
8. 0xa6bab828c08606e043d48cee636589b2f95dfe22ff424fd34ea5f36a48553a8b
9. 0x5dded956054b1763cd37dc27c37a26f0498689c3153b4e51602535162d1a63d7
10. 0x4193e4a320f78e5bd04498c1390a3ebfcee2cf1a0f7791b41c4576eaa0b1880f
11. 0xe8991356b57f61ee2ea8bb7525ad6f64ea81c6a8f5558f476a989ba703a49bf1
12. 0xb81130982c0a1978797ed8bd05b775797db9de4bc7447436735c39b33fac9eac
13. 0x0ee251e21135d18ee3004d16c3618e1f970e8952654b422f2554f8aa0ae09b4f
14. 0x0a363925e7ecbf308dcd4c5e94385984a43aafeb977e419f632e8dc2019e0553
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af