Evidence row 64548

What was observed

{
  "endpoints": [
    [
      "x402",
      "https://api.aestheticdata.io/x402/products"
    ]
  ],
  "name": "AestheticData",
  "owner_address": "0x407ebfbe56172fac4795541eb5aef6f463cfc868",
  "raw": {
    "accepts": [
      {
        "amount": "2000",
        "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
        "extra": {
          "name": "USD Coin",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x407ebFbE56172FAC4795541eB5AEF6F463CfC868",
        "scheme": "exact"
      }
    ],
    "description": "Classified aesthetic-medicine products from the public EUDAMED UDI-DI list (dermal_filler, skin_booster, thread_lift, implant). Unmapped devices are omitted. Page size is 100. Price is 0.002 USDC per page.",
    "extensions": {
      "bazaar": {
        "info": {
          "input": {
            "method": "GET",
            "queryParams": {
              "page": 1
            },
            "type": "http"
          },
          "output": {
            "example": {
              "data": [
                {
                  "attributes": {
                    "crosslinking": "BDDE",
                    "ha_concentration_mg_ml": 20,
                    "indications": [
                      "nasolabial folds"
                    ],
                    "lidocaine": true,
                    "syringe_ml": 1
                  },
                  "attributes_source": {
                    "url": "https://example.com/products/example-filler",
                    "verified_at": "2026-10-14"
                  },
                  "brand": {
                    "id": "example-brand",
                    "name": "Example"
                  },
                  "category": "dermal_filler",
                  "emdn": {
                    "code": "P900402",
                    "term": "Example filler term"
                  },
                  "id": "00000000-0000-4000-8000-000000000001",
                  "manufacturer": {
                    "country": "SE",
                    "name": "Example Manufacturer",
                    "srn": "SE-MF-000000001"
                  },
                  "primary_di": "00000000000001",
                  "reference": "EX-1",
                  "regulatory": {
                    "eudamed_url": "https://ec.europa.eu/tools/eudamed/eudamed#/screen/search-device/00000000-0000-4000-8000-000000000001",
                    "last_updated": "2026-10-14",
                    "placed_on_market": {
                      "country": "Sweden",
                      "iso2": "SE"
                    },
                    "region": "EU"
                  },
                  "risk_class": "refdata.risk-class.class-iii",
                  "status": "refdata.device-model-status.on-the-market",
                  "trade_name": "Example Filler"
                }
              ],
              "data_as_of": "2026-10-14",
              "meta": {
                "brand": null,
                "category": null,
                "data_as_of": "2026-10-14",
                "has_attributes": null,
                "page_size": 100,
                "q": null,
                "source": "EUDAMED public data; categorisation and curation by AestheticData. https://ec.europa.eu/tools/eudamed"
              },
              "pagination": {
                "page": 1,
                "page_size": 100,
                "pages": 1,
                "total": 1
              },
              "source": "EUDAMED public data; categorisation and curation by AestheticData. https://ec.europa.eu/tools/eudamed",
              "status": "success"
            },
            "type": "json"
          }
        },
        "schema": {
          "$schema": "https://json-schema.org/draft/2020-12/schema",
          "properties": {
            "input": {
              "additionalProperties": false,
              "properties": {
                "method": {
                  "enum": [
                    "GET",
                    "HEAD",
                    "DELETE"
                  ],
                  "type": "string"
                },
                "queryParams": {
                  "properties": {
                    "brand": {
                      "description": "Brand id or brand name from the brands core list. Matched on the trade name, the Basic UDI-DI device name, and the brand with the category-rule normaliser.",
                      "type": "string"
                    },
                    "category": {
                      "description": "Optional. Exact lowercase category. Omit it to return every category. Case variants are rejected. Unmapped devices are never returned.",
                      "enum": [
                        "dermal_filler",
                        "skin_booster",
                        "thread_lift",
                        "implant"
                      ],
                      "type": "string"
                    },
                    "has_attributes": {
                      "description": "Only the exact value true. Keeps products that have curated attributes.",
                      "enum": [
                        "true"
                      ],
                      "type": "string"
                    },
                    "page": {
                      "description": "Page number from 1 to page_count. Page size is fixed at 100.",
                      "maximum": 133,
                      "minimum": 1,
                      "type": "integer"
                    },
                    "q": {
                      "description": "Keyword on the trade name, the Basic UDI-DI device name, and the brand. Matching uses the category-rule normaliser.",
                      "maxLength": 64,
                      "minLength": 1,
                      "type": "string"
                    }
                  },
                  "type": "object"
                },
                "type": {
                  "const": "http",
                  "type": "string"
                }
              },
              "required": [
                "type",
                "method"
              ],
              "type": "object"
            },
            "output": {
              "properties": {
                "example": {
                  "properties": {
                    "data": {
                      "type": "array"
                    },
                    "pagination": {
                      "properties": {
                        "page": {
                          "type": "integer"
                        },
                        "page_size": {
                          "type": "integer"
                        },
                        "pages": {
                          "type": "integer"
                        },
                        "total": {
                          "type": "integer"
                        }
                      },
                      "type": "object"
                    },
                    "status": {
                      "type": "string"
                    }
                  },
                  "required": [
                    "status",
                    "data",
                    "pagination"
                  ],
                  "type": "object"
                },
                "type": {
                  "type": "string"
                }
              },
              "required": [
                "type"
              ],
              "type": "object"
            }
          },
          "required": [
            "input"
          ],
          "type": "object"
        }
      }
    },
    "lastUpdated": "2026-10-16T18:44:02.991Z",
    "quality": {
      "l30DaysTotalCalls": 2,
      "l30DaysUniquePayers": 2,
      "lastCalledAt": "2026-10-16T18:44:02.393Z"
    },
    "resource": "https://api.aestheticdata.io/x402/products",
    "serviceName": "AestheticData",
    "tags": [
      "aesthetics",
      "medical-devices",
      "eudamed",
      "brands",
      "agent-data"
    ],
    "type": "http",
    "x402Version": 2
  },
  "source": "x402_bazaar",
  "summary": "Classified aesthetic-medicine products from the public EUDAMED UDI-DI list (dermal_filler, skin_booster, thread_lift, implant). Unmapped devices are omitted. Page size is 100. Price is 0.002 USDC per page."
}

What the leaf hashes

{"body":"0b32b66e3d6e44c6f6dd77956a1e20ba12f72afb8c96d044a5a3b5869e743775","id":64548,"kind":"listing","method":"baseline/1","observed_us":1793025456795397,"prev":null,"subject":"x402_bazaar:https://api.aestheticdata.io/x402/products","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. 0x43b5622e4a17044e181b07e630163982203aef04625353e5a562a59762121fdb
2. 0x576d8799b85e6ed2e4126e79ae350b99ac481e09ec135301ba065947cd9647fd
3. 0xd4bf579e5b52944519ca2680ddf8461e49844abffad45b23551c660026c0e6f5
4. 0xed9d3360a73bacd558afcccfd66e1a5b343d04d9bf832a1b972a2855f42ed154
5. 0x99b783b5834eb31017f9b055d1682de7f4807182eb2e5a5d87bcc4b3b1554d59
6. 0x8246eddcf9aa9d43de1e11d1f7a9165eeffdbb71b44d8e6a6f785b7bdf44ca68
7. 0xddcd41e211823de2765dc2fb5d109d2a508eae6353b7cb6846f4c5c1cd6dc37e
8. 0xbd1100711391ca8a4b6f050db20479fdc1610121423e00cce314ba5e1a1468e3
9. 0x3e63b73e7d6f07a50499399dfc0d2e6048bf57ebb20d4ca54804a72885d46e55
10. 0xa01b5bca0c214269697f527524974087b06149387d7cbefda814e53051695c9d
11. 0x60b91f773fa3c91ef752edc3e72b14aec43590de73fb46a458b7100f8e74b4a7
12. 0x2b1b47804e83988d7fd5ed8179b2334f3f43b318109b54142f6c6bd749076f9e
13. 0x54b29089c0a3cbbd6ddbe58944696110984dd5f418275cb1b77f957c56da8eab
14. 0x8b27a4c21bf4ba962fd008c8f4300bc6953764a5032b9ab0cfe696b318c45326
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae