Evidence row 2201307

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://site-climate.x402tookit.com/daylength"
    ]
  ],
  "name": "Site Climate",
  "owner_address": "0xb531320805c5bed1d46aeadcf4f008fdf172dbda",
  "raw": {
    "accepts": [
      {
        "amount": "20000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
        "extra": {
          "feePayer": "D6ZhtNQ5nT9ZnTHUbqXZsTx5MH2rPFiBBggX4hY1WePM",
          "transactionVersions": [
            0
          ]
        },
        "maxTimeoutSeconds": 300,
        "network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
        "payTo": "DUPiupXtuox38dcGoXUKer5mAydCzmaHjrbQ66qeEm8s",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:137",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      },
      {
        "amount": "20000",
        "asset": "0xaf88d065e77c8cC2239327C5EDb3A432268e5831",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:42161",
        "payTo": "0xb531320805C5BED1D46AEaDcF4F008FDF172DBDa",
        "scheme": "exact"
      }
    ],
    "description": "Day length, sunrise, sunset (UTC) and solar noon for a latitude, longitude and date, including polar day and night.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "date": "2026-06-21",
              "lat": 40,
              "lon": -83
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-11T14:45:36.556Z",
              "date": "2026-06-21",
              "dayOfYear": 172,
              "daylengthHm": "15h 01m",
              "daylengthHours": 15.017,
              "degraded": false,
              "disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
              "latitude": 40,
              "longitude": -83,
              "notChecked": [
                "your local time zone and daylight saving: times are UTC, so add your offset",
                "terrain, buildings and atmospheric conditions that move the visible sunrise",
                "…2 more"
              ],
              "reasons": [
                "Computed with the NOAA solar position approximation; sunrise is when the sun's centre is 0.833 degrees below the horizon.",
                "Times are UTC and may fall on the previous or next UTC date for far-east or far-west longitudes."
              ],
              "solarDeclinationDeg": 23.45,
              "solarNoonUtc": "17:33",
              "source": "computed locally",
              "summary": "2026-06-21 at 40, -83: 15 h 1 min of daylight; sunrise 10:03 UTC, solar noon 17:33 UTC, sunset 01:04 UTC.",
              "sunriseUtc": "10:03",
              "sunsetUtc": "01:04",
              "verdict": "COMPUTED"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "date": {
                      "description": "Date as YYYY-MM-DD",
                      "type": "string"
                    },
                    "lat": {
                      "description": "Latitude, -90 to 90",
                      "type": "number"
                    },
                    "lon": {
                      "description": "Longitude, -180 to 180",
                      "type": "number"
                    }
                  },
                  "required": [
                    "lat",
                    "lon",
                    "date"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "date": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "dayOfYear": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "daylengthHm": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "daylengthHours": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "latitude": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "longitude": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "solarDeclinationDeg": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "solarNoonUtc": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "sunriseUtc": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "sunsetUtc": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T04:06:01.88Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T04:06:01.7Z"
    },
    "resource": "https://site-climate.x402tookit.com/daylength",
    "serviceName": "Site Climate",
    "tags": [
      "daylength",
      "sunrise",
      "sunset",
      "solar-noon"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Day length, sunrise, sunset (UTC) and solar noon for a latitude, longitude and date, including polar day and night."
}

What the leaf hashes

{"body":"3a9dfc202f265eabcbe3b1802cb4e4f14d93218ccb50d8213af154ca6638994b","id":2201307,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646803258471,"prev":null,"subject":"x402_bazaar:https://site-climate.x402tookit.com/daylength","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. 0xd13ae47b3dd26d01f6bcf6ce2f926fbabe00ee425479b628107bac154ee8958a
2. 0x634d90c084d53facf8fa8a49242fd055417d8a8869867c96b5b409bebc03a626
3. 0xdb1704eb05d94480ecd3a204d84e13b092ab37d0bda91a5bca43c6dd1b660657
4. 0xa646949f14fb9ac6e707d00124e38d16b10efc00da3d6e4d6ff0e9cec60b7cf6
5. 0x057aa1c104606d8377fbf28c8c7f104a8942b49ad27ef9f0e1240f2cc5afcad5
6. 0x767ffbf8c48f8023eab244230b977e35f4917ffa78bbecbd2df0d3c362c43c5f
7. 0xb06d885fcf6ae2587e504d197d4b4e38978104314a4eb4a9eb773c4926e6dd7b
8. 0xf8395a170b64c7c0b2c7233a31b0c8e7e1e1f47bafab23d62fceef3c4943b20f
9. 0xef8fed4ba3c61c25124041ca148c793dced92dbb31614e6110dc327f0583aca5
10. 0x0499a1145705cf70f68a7199155abf744cb544eaeca523c08f87b84b0608b83c
11. 0x0043fd7dbf6bf66daab92f06b0041e49f59aedc5e76df4e49e1f8f1f73ff1074
12. 0x6c6cb72d745b4a8ad150be4760c8154b49f6ad35e9d44abb2daa660451d19280
13. 0xc68903bc934de8372c6b911a71856ad742aaac2d4b2de9ce90e84a085da4373d
14. 0x0a363925e7ecbf308dcd4c5e94385984a43aafeb977e419f632e8dc2019e0553
15. 0xa9134f4ed9cec34e13ba243b6a51db73753dbbb3b48c63bd82b22694813d2b02
16. 0x7ddefa7d79e7640c3fed21ee4472689415182c41a0258ab04a81d60495f4c40a
17. 0xdb8bd933619a267f9790faac9839143d202be46af284371cc369cdf683f897ba
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af