Evidence row 751148

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.findmydirectdoctor.com/v1/coverage"
    ]
  ],
  "name": "FindMyDirectDoctor Directory API",
  "owner_address": "0xdf0102f7e02be8e80212698c38180adae3e01365",
  "raw": {
    "accepts": [
      {
        "amount": "10000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 60,
        "network": "eip155:8453",
        "payTo": "0xdF0102F7E02be8e80212698C38180ADAE3e01365",
        "scheme": "exact"
      }
    ],
    "description": "Counts of the direct primary care (DPC), concierge and cash-pay practices in the FindMyDirectDoctor directory, nationwide (by state and by practice model) or near a ZIP code, city and state, or latitude/longitude within a radius: how many practices, how many publish a monthly fee, and the distance to the nearest one. Counts only, with no names or contact details. Verified October 2026.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "radius_miles": 25,
              "zip": "66210"
            },
            "type": "http"
          },
          "output": {
            "example": {
              "by_model": {
                "cash_specialist": 4,
                "concierge": 11,
                "dpc": 19
              },
              "data_as_of": "2026-10-02",
              "nearest_distance_miles": 1,
              "priced": 18,
              "query": {
                "location": "66210",
                "radius_miles": 25
              },
              "total": 34
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "city": {
                      "description": "City name. Used together with state; resolves only for cities that have listed practices.",
                      "maxLength": 80,
                      "type": "string"
                    },
                    "lat": {
                      "description": "Latitude in decimal degrees. Used together with lng.",
                      "maximum": 90,
                      "minimum": -90,
                      "type": "number"
                    },
                    "lng": {
                      "description": "Longitude in decimal degrees. Used together with lat.",
                      "maximum": 180,
                      "minimum": -180,
                      "type": "number"
                    },
                    "radius_miles": {
                      "default": 25,
                      "description": "Search radius in miles (maximum 100).",
                      "exclusiveMinimum": 0,
                      "maximum": 100,
                      "type": "number"
                    },
                    "state": {
                      "description": "2-letter US state code.",
                      "pattern": "^[A-Za-z]{2}$",
                      "type": "string"
                    },
                    "zip": {
                      "description": "5-digit US ZIP code. A location is given as zip, or lat with lng, or city with state.",
                      "pattern": "^\\d{5}$",
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "by_model": {
                      "additionalProperties": {
                        "type": "integer"
                      },
                      "type": "object"
                    },
                    "by_state": {
                      "additionalProperties": {
                        "type": "integer"
                      },
                      "type": "object"
                    },
                    "data_as_of": {
                      "type": "string"
                    },
                    "nearest_distance_miles": {
                      "type": [
                        "number",
                        "null"
                      ]
                    },
                    "priced": {
                      "type": "integer"
                    },
                    "total": {
                      "type": "integer"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "iconUrl": "https://res.cloudinary.com/bdb-prod/image/upload/c_fill,ar_1:1,w_256,h_256,f_auto,q_auto/v1793129241/bazaar-icons/e5667360930b8563.png",
    "lastUpdated": "2026-10-28T00:19:30.594Z",
    "quality": {
      "l30DaysTotalCalls": 1,
      "l30DaysUniquePayers": 1,
      "lastCalledAt": "2026-10-28T00:19:30.083Z"
    },
    "resource": "https://api.findmydirectdoctor.com/v1/coverage",
    "serviceName": "FindMyDirectDoctor Directory API",
    "tags": [
      "healthcare",
      "doctors",
      "direct-primary-care",
      "dpc",
      "concierge-medicine"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Counts of the direct primary care (DPC), concierge and cash-pay practices in the FindMyDirectDoctor directory, nationwide (by state and by practice model) or near a ZIP code, city and state, or latitude/longitude within a radius: how many practices, how many publish a monthly fee, and the distance to the nearest one. Counts only, with no names or contact details. Verified October 2026."
}

What the leaf hashes

{"body":"f7eada36ea539d124bce72401390ec6a08963112bb79609a78e50bcf1031420c","id":751148,"kind":"listing","method":"sync.x402_bazaar/1","observed_us":1793178704954170,"prev":null,"subject":"x402_bazaar:https://api.findmydirectdoctor.com/v1/coverage","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x480c0fb4885c346aef4218365c84b017048a60ec92f3929d9bc490418016d4ba
2. 0x18a55a2f57c348b82a698a7344220df4238c64fd641e571fad659b1e9b835771
3. 0x2dd78a4d3067aed2bf65dfd754e25da7ff4102f224f199eb7bfe62bb3135038a
4. 0x8c91424c10566ac23b90e3d59d2b5445f20f56ef8fa68167fda6f613bd7210c2
5. 0xb713335f9381992246c6f5f8320ddaf8ae91206a8fcf980cb41358b4fe697841
6. 0xac3a187cf91b006c086bd850f2f1fc0807901c8d15f575736dce6b90ad8f4314
7. 0xc0fdee2cf75cac2ac1a5ed94d2d51df80a87e59c5107524583cb8cdfa73b0ee6
8. 0x8e160261aad8ffeb0b55fbf23ba763c9299321e1b676412b4ce1385068fbec1d
9. 0x5503a03c232d84b9453dc5342414c6aafd32e838d636334b61fe5670f7a4e4ef
10. 0x7135ec614b8a0cd21ef9e1b9fb84ca720c6aee99a9f69105ab23aa5f29f4e63e
11. 0x9a5d30e2bd0cee01053a6a5d234560722f40b7a304fcf8e3badabba262faef61
12. 0x5f67b3565db57faf07222a10e76878bb9a3ff1018ee527ee52e480086593829f
13. 0x61139ad7d606f7313043f7df1dce650b88fec9b3f4115099388cfb12e3b2c33d
14. 0xb8468b110fdd4b1ba83cf25249a313b6361839956c4e0f61b3f3edfce5fe58d8
15. 0x91690f98682e078d41b8b72edeaea70473545a876fc3baa645fc988225096386
16. 0xaeb1503e5d0d358b256ba97a10178c357ddb8f55cc961925ccf0458aae5ebcae
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae