Evidence row 2201822

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://uk-open-data.x402tookit.com/police-force-for-point"
    ]
  ],
  "name": "UK Open Data",
  "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": "Which UK police force and neighbourhood team covers a lat/lon (England, Wales, NI), with the force website and 101 number.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "lat": 51.5007,
              "lon": -0.1246
            },
            "type": "http"
          },
          "output": {
            "example": {
              "asOf": "2026-10-21T00:44:02.151Z",
              "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.",
              "forceId": "metropolitan",
              "forceName": "Metropolitan Police Service",
              "neighbourhoodId": "E05013806N",
              "nonEmergencyPhone": "101",
              "notChecked": [
                "British Transport Police, which covers railways everywhere and is not tied to a place",
                "Police Scotland (not in data.police.uk)",
                "…1 more"
              ],
              "reasons": [
                "Call 101 for non-emergencies and 999 in an emergency."
              ],
              "source": "data.police.uk (Open Government Licence v3.0)",
              "sourceUrl": "https://data.police.uk",
              "summary": "Metropolitan Police Service covers 51.5007, -0.1246 (neighbourhood E05013806N).",
              "verdict": "FORCE_FOUND",
              "website": "https://www.met.police.uk/"
            },
            "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": "Latitude, -90 to 90",
                      "type": "number"
                    },
                    "lon": {
                      "description": "Longitude, -180 to 180",
                      "type": "number"
                    }
                  },
                  "required": [
                    "lat",
                    "lon"
                  ],
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "asOf": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "degraded": {
                      "type": [
                        "boolean",
                        "null"
                      ]
                    },
                    "disclaimer": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "forceId": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "forceName": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "neighbourhoodId": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "nonEmergencyPhone": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "notChecked": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "reasons": {
                      "items": {
                        "type": "string"
                      },
                      "type": [
                        "array",
                        "null"
                      ]
                    },
                    "source": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "sourceUrl": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "summary": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "verdict": {
                      "type": [
                        "null",
                        "string"
                      ]
                    },
                    "website": {
                      "type": [
                        "null",
                        "string"
                      ]
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-11-01T23:24:22.742Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-11-01T23:24:22.481Z"
    },
    "resource": "https://uk-open-data.x402tookit.com/police-force-for-point",
    "serviceName": "UK Open Data",
    "tags": [
      "uk",
      "police",
      "neighbourhood",
      "data-police-uk"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Which UK police force and neighbourhood team covers a lat/lon (England, Wales, NI), with the force website and 101 number."
}

What the leaf hashes

{"body":"be24aaf732f8b2e291b3917a4c1b1db911bf0737b2233a833ed4c26843097f92","id":2201822,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793646809031001,"prev":null,"subject":"x402_bazaar:https://uk-open-data.x402tookit.com/police-force-for-point","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. 0x51de67eeee9bd18ad25daf69667fc5d42633e19281249eb3812ff25ce2568262
2. 0x5a533002d3c632a3af8d53b6ad43b17fb2af81608c8b13466331b84dfe4ef3e0
3. 0x9acd1249267cca09997e121568cc4a5f4458f10d45de09356d8c6496340dd80b
4. 0xb6ce50ee8e9ef84cdef8e3cb14089f524d55a7431fe6ee0c89279a550eb7028e
5. 0x56f40b59c18e1b75d87ca6f45084dadbb4c5845a1a292b8de33f61087f005bf0
6. 0xb57d8684538246877a40eb6ef630bb9181dc40cc36faa907907e546d68af2596
7. 0xa225c23173d8f8185560fe6444383bff29255af9a2d764ebd2e477e0037b96db
8. 0x1db7ee52cf5f418bcf6d5e40cc642ceb949f955a279ec5514fabeaedad5921fe
9. 0xbb7d49909259b35657098b3478710d204a27b8f9fbd0f09b00c90a2529650c1d
10. 0xf12277d65dfe486bd877ef2681503411a94bfe1f3ca40c17a665104f507fda1a
11. 0x7d2768add56d31ff99144f6f699378dc2288e5ce0e2f246bc76551223e51bfd8
12. 0x58679515da2a1de90c5053570a68d4480d9b62fa1a68c4b30314b90cdc6403fa
13. 0x2f0e87a22fc6aaaa04d17a8f1c5dda340b8d3c208a1b8e26986aed7f54ec42a7
14. 0xa96ecfe7ab9f1788120ca262a1b69b7b258160df41b4041d36fcd211c95d26d9
15. 0x67c99d356de30f9cfab88af48fbaa18909ef230dd09947e84da060bc03aca929
16. 0x1068659ec8f2bcf26e4ad39786557a8c45d60e5ebba4fce2fb9962b2c9c59920
17. 0xf9973981f80219d4f00fa9186b40a8144accc0c9875572fb79eaea312a21a187
18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af