Evidence row 2201282

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://geo-calc.x402tookit.com/bbox-radius"
    ]
  ],
  "name": "Geo Calc",
  "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": "Bounding box (min/max latitude and longitude) enclosing a radius in meters around a point, with pole and 180 degree handling.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "lat": 40.7128,
              "lon": -74.006,
              "radiusM": 5000
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-11T08:41:05.446Z",
              "crossesAntimeridian": false,
              "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.",
              "ellipsoid": "WGS84",
              "includesPole": false,
              "latitudeHalfHeightM": 5000,
              "maxLat": 40.75782525,
              "maxLon": -73.94682793,
              "minLat": 40.6677744,
              "minLon": -74.06517207,
              "notChecked": [
                "the box is a conservative pre-filter: points in its corners can be farther than the radius, so filter candidates by true distance afterwards",
                "terrain or political boundaries"
              ],
              "radiusM": 5000,
              "reasons": [
                "The extremes of the true geodesic circle on the ellipsoid were located numerically."
              ],
              "source": "Vincenty direct solution on WGS84 with extreme-point search, computed locally",
              "spansAllLongitudes": false,
              "summary": "Box 40.667774 to 40.757825 N, -74.065172 to -73.946828 E.",
              "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": {
                    "lat": {
                      "description": "Center latitude",
                      "type": "number"
                    },
                    "lon": {
                      "description": "Center longitude",
                      "type": "number"
                    },
                    "radiusM": {
                      "description": "Radius in meters, 1 to 5,000,000",
                      "type": "number"
                    }
                  },
                  "required": [
                    "lat",
                    "lon",
                    "radiusM"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "crossesAntimeridian": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "ellipsoid": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "includesPole": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "latitudeHalfHeightM": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "maxLat": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "maxLon": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "minLat": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "minLon": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "radiusM": {
                      "type": [
                        "null",
                        "number"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "spansAllLongitudes": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-02T04:06:34.175Z",
    "quality": {
      "l30DaysTotalCalls": 3,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-11-02T04:06:33.907Z"
    },
    "resource": "https://geo-calc.x402tookit.com/bbox-radius",
    "serviceName": "Geo Calc",
    "tags": [
      "bounding-box",
      "geodesy",
      "radius-search",
      "coordinates"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Bounding box (min/max latitude and longitude) enclosing a radius in meters around a point, with pole and 180 degree handling."
}

What the leaf hashes

{"body":"6075a7b667f63f69024bf6fc57d9f696652b37ebcc0e2bdc1e9548872b47e6c1","id":2201282,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646803165210,"prev":null,"subject":"x402_bazaar:https://geo-calc.x402tookit.com/bbox-radius","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. 0xbb6dfc663a10146efa9391d2f83bc7b2e763efffc2bed279f0a22983c26781b3
2. 0xdd91d20c42cf2a91aa48acad893519f83adf536bad27c7c9228cf3d582aceab9
3. 0xa41960b5e3d10ad128a6cf44e58ad65783e8890ac6ea2a81a5c0112bc8e78a35
4. 0x806bafb6bdbbe6dec77b83796f49406619c89b7a2145cdc30846606066f4edf9
5. 0x3bea27dac629e0b4f6f4da953e7a378510dac6866c3c03fe1b86f853116e2b13
6. 0x1532342d0c5237f33ed1a043f02b1a374641d4f9c5a2589b60fe0a945132d7f3
7. 0x2d81b59e986fb44908e5e5968c527bdd6a0dd7dc45eb96a9c3d5d2d8907c1949
8. 0xbb52dc73d2f03ea403baffbeca2a7ba6ddf175fb5778528a8162d4ebf4e1249b
9. 0x07567977050ee8d392dc39128024f753e18d2e199033163b11011ec3e746aec3
10. 0x799cf643b4791f3e8e36d606cb3b2fd72a9526d0664334300ff89d26ff36a722
11. 0xa096acd13e4401f402a610487f6a4efc1ca5b51db14b6209eb47bd0c5abf1d65
12. 0xe58525446254d2108eb36448d0c82e228b172272ca44d008f01d5ed4cf747eac
13. 0x626fb5c7d656fa8c4ab162a898cfff0f195757f6cb547860059c20e431ef93c9
14. 0xc1d961be09ff84253ce4ecf4b141b3c25631ce9eb1cc0a3197e5d83d03240ee4
15. 0x834b6b9a36b42da183e2542785e8d2d7548ace455268a81922edbe6020cef644
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af