Evidence row 76805

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://ip-geo-api-production.up.railway.app/lookup/distance"
    ]
  ],
  "name": "ip-geo-api-production.up.railway.app/lookup/distance",
  "owner_address": "0xffc458db291b4abce020fe3de4f91f2770e537b1",
  "raw": {
    "accepts": [
      {
        "amount": "1000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0xFFc458dB291b4ABcE020fE3de4f91F2770E537b1",
        "scheme": "exact"
      }
    ],
    "description": "Great-circle distance (km and miles) between two IP addresses, with each endpoint's city/country/lat/lng.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "body": {
              "ip1": "8.8.8.8",
              "ip2": "1.1.1.1"
            },
            "bodyType": "json",
            "method": "POST",
            "type": "http"
          },
          "output": {
            "example": {
              "distance_km": 15987.34,
              "distance_miles": 9934.12,
              "ip1": {
                "city": "Ashburn",
                "country": "United States",
                "ip": "8.8.8.8",
                "lat": 39.03,
                "lng": -77.5
              },
              "ip2": {
                "city": "Sydney",
                "country": "Australia",
                "ip": "1.1.1.1",
                "lat": -33.87,
                "lng": 151.21
              }
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "body": {
                  "properties": {
                    "ip1": {
                      "description": "First IP address, e.g. '8.8.8.8'.",
                      "type": "string"
                    },
                    "ip2": {
                      "description": "Second IP address, e.g. '1.1.1.1'.",
                      "type": "string"
                    }
                  },
                  "required": [
                    "ip1",
                    "ip2"
                  ],
                  "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": {
                  "properties": {
                    "distance_km": {
                      "type": "number"
                    },
                    "distance_miles": {
                      "type": "number"
                    },
                    "ip1": {
                      "type": "object"
                    },
                    "ip2": {
                      "type": "object"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-08T07:41:08.56Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-08T07:41:08.343Z"
    },
    "resource": "https://ip-geo-api-production.up.railway.app/lookup/distance",
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Great-circle distance (km and miles) between two IP addresses, with each endpoint's city/country/lat/lng."
}

What the leaf hashes

{"body":"8bafdcfca59d2609a09285360205a5352ecc83b0d59fdc51835b3443dc906700","id":76805,"kind":"listing","method":"baseline/1","observed_us":1793025492963650,"prev":null,"subject":"x402_bazaar:https://ip-geo-api-production.up.railway.app/lookup/distance","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x56c9e390ea9f7c9fd8ddf78316d500b8372d096db4edb2ec61f1f402b6879df0
2. 0x7c85e1048cd620f9806f4638473c9aa61e0f18a7273982494183de33424a41dd
3. 0x4f05db5897955f8642ed58951cca91c68e7fe8379a3cd8ddb90f6d1015b1f111
4. 0x35d4dca17e40bab9eec1bf2b9982b76e5a2ebb01ccf88bc1c68e6351294061cc
5. 0x01551f62539b83e81d9bd6f10779b5071d8dd0c6f1eeefb4cfb7dd6042e9d385
6. 0x1cec127a7e46db398bf75b624667bd81bf52d02fe68ebb4c9dff92560e895f6a
7. 0x18eb70d59cd422a5c53544dfe206b79ec03408cc4f821eef439a60651e9b999c
8. 0x3b09b968738d9d4c29f24f57af27e0aac2d4af33306f76f084100d24b2aefd50
9. 0x08486a37106d9213287104b5238fc2c8da39146ef3b4477fd9d43185b68b4ee0
10. 0x438631e7421eacf3402556d871e592ffc7af75fef2b0709de48c3ef78e8d7fac
11. 0x014e6ac2bd09cb47ef261fa8d56392362b98c9b103bb1037674237d3604f081f
12. 0x31b890f57b06aeb1ca9fb0cdc688bb75678ab9b2ff8ba49765e3d7bc0ae98597
13. 0x8ba3430866b4c11cea7eba9923ee4fa8a5074849df417006e4441426c1f13056
14. 0x5cdeb4648502e0633d01cc4f3379d48cccb9d4f528565b2868eb93db0df9e829
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae