Evidence row 3063730

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://atlantikland.halowerk.com/v1/nl-solar-orientation"
    ]
  ],
  "name": "HALOWERK Atlantic Land",
  "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"
      },
      {
        "amount": "3000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "BENrLoUbndxoNMUS5JXApGMtNykLjFXXixMtpDwDR9SP"
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "6pXwvPgqduMSx33GP8jiVCanpUhZZiPPyG784mNJ7q1Z",
        "scheme": "exact"
      }
    ],
    "description": "South-facing slope orientation index derived from aspect and slope. The coordinate is validated against the Natural Earth boundary for Netherlands; results outside it are rejected before payment.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "latitude": 52.3676,
              "longitude": 4.9041
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "authoritative_status": "preliminary_non_binding",
              "category": "country",
              "charged": false,
              "checked_at": "2026-10-23T02:05:24.197Z",
              "confidence": 0.87,
              "confidence_method": "Conservative minimum source-family basel",
              "data_date": "2015-12-31T23:59:59.000Z",
              "evidence_classification": "derived_from_open_geodata",
              "generated_at": "2026-10-23T02:05:24.197Z",
              "result": "measurement_available",
              "risk_level": "not_applicable",
              "service": "nl-solar-orientation",
              "service_id": "eli-0333",
              "status": "success",
              "summary": "Netherlands: Solar orientation index: so"
            },
            "type": "json"
          }
        },
        "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": {
                    "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"
                    }
                  },
                  "required": [
                    "longitude",
                    "latitude"
                  ],
                  "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"
            },
            "output": {
              "properties": {
                "example": {},
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type",
                "example"
              ],
              "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": "2026-11-04T18:59:48.461Z",
    "quality": {
      "l30DaysTotalCalls": 5,
      "l30DaysUniquePayers": 4,
      "lastCalledAt": "2026-11-04T13:08:02.657Z"
    },
    "resource": "https://atlantikland.halowerk.com/v1/nl-solar-orientation",
    "serviceName": "HALOWERK Atlantic Land",
    "tags": [
      "land",
      "europe",
      "country",
      "nl",
      "solar-orientation"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "South-facing slope orientation index derived from aspect and slope. The coordinate is validated against the Natural Earth boundary for Netherlands; results outside it are rejected before payment."
}

What the leaf hashes

{"body":"767e93db4a02bbc69cdce93573c78d0b7996cd908fd298e3bb87305ed332a05f","id":3063730,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793822199583796,"prev":2204344,"subject":"x402_bazaar:https://atlantikland.halowerk.com/v1/nl-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 2026-11-04 (424109 rows).

1. 0x702fc1b6eb15c80eee73ff8023d45a56d9cdecae76136207a6b264707ef4139d
2. 0xddb1e953d99b835730368a671906637b613c54cd04fa6c991b10ecae07c931c7
3. 0xeb3d2026943f6a041e9dc3169d98cf11adcad99f3ed7ec8be1939387e31ab427
4. 0xb85ca00c15497d582a6cb7bccd79dbcbcc2929fbfdb2b4a67af4ff6b88269e84
5. 0x51a748b405f338eb57ddbf1f9df205ce278d1432731ea1aeebeb60b05ae68158
6. 0xc991862b05c6ca6892d046404b58bf5b46047cc37eca5ae274ed43b32e6063c8
7. 0x616e267cc232ccef50ff0781431e0da159e914ec0cbdef1b3b82538337389403
8. 0x0fad4e44bd01d54535b2ee901f79aad1d3bf8da8b6fed6cb9a133bb8cb7842f2
9. 0xf8490862e10c29268b5acd63bb67c90a56ac36518e24d2c4daa3fbc49da7fe2f
10. 0xf03dda12c62a372497abf7fafbf3771cb3555e3094aa24929903e496051252f3
11. 0xecf75a47229f3fe1f260576996576a98264d139550b64291a627f9219db80229
12. 0x966cec0a9d192c741c47e51c31ae4b6cabf605c23ee5f3442ed72c5e4df98821
13. 0x5deb038a6f39a5f7f9b2edd844bdea911ba8d42a4e605cee6c5d76eee36daba6
14. 0xdf9a55324b158c76aebda2f3abb5f16823a1f3af8ab75a4b216043f79b074f98
15. 0x539d73c83d7aa7f740599809a1eb066b48ddd9e8d1ce14a80cb191f4cf87d3b8
16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345