Evidence row 447001

What was observed

{
  "endpoints": [
    [
      "web",
      "https://commoditypriceapi.com/"
    ]
  ],
  "name": "CommodityPriceAPI",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T09:44:59.605571Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T09:44:59.605571Z",
        "updatedAt": "2026-10-27T09:44:59.605571Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Real-time and historical prices for gold, silver, oil, and 130+ other commodities.",
      "name": "io.github.Commodity-Price-API/commoditypriceapi-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Your CommodityPriceAPI key (get one at https://commoditypriceapi.com/auth/signup)",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "COMMODITYPRICEAPI_KEY"
            },
            {
              "default": "15000",
              "description": "Upstream request timeout in milliseconds (default 15000)",
              "format": "number",
              "name": "COMMODITYPRICEAPI_REQUEST_TIMEOUT_MS"
            }
          ],
          "identifier": "@commoditypriceapi/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.2.3"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Commodity-Price-API/commoditypriceapi-mcp"
      },
      "title": "CommodityPriceAPI",
      "version": "1.2.3",
      "websiteUrl": "https://commoditypriceapi.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Real-time and historical prices for gold, silver, oil, and 130+ other commodities."
}

What the leaf hashes

{"body":"fc39f0cad1e793daf9900a3e416ccc7d1a17b8477df75142b2c6f077439aaf75","id":447001,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793096860847170,"prev":null,"subject":"mcp_registry:io.github.Commodity-Price-API/commoditypriceapi-mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xa7e6dcbac2b0e395e51208c765d7cc4e505d72108b2a7fb729b8be175a844fd6
2. 0x496bd27873c86f73685f36341e0252dcf1a06be87013cda8285205d851e60e57
3. 0xe2c16f02ddf806a5770c389e55e49e8c4f9a672278ef724b847fe0a19fc0f39a
4. 0x31c1d4210c29524d95a5f0e0f2a7fc389e36a3d484a5b42d0c0215f6dad72301
5. 0xf09098192834ab96bb9bdd6906e551acf3dcfaf53d17483bbc8d629f1baf61e5
6. 0x855f4f8ab1773a1c2a546600cb15fc92598d76f92a2623927b6bb55cf0a676ff
7. 0xca129044a07d2d0c93fb7399d57d63a6704e6047e49b71c3925a96dea3069bb6
8. 0xd4e51a7db273db9cfb296f6a754a325e73e9f4d6ec20aed185a71277ad1df36f
9. 0x8840697262cbf9800d5d706972c243674052e4afded2fdaa750be942d675a693
10. 0x6d1531902ccbd49f5cdbe8417d2f6bff2c9149bee4291d4796657fb912648fa8
11. 0xd2aa44cc055bcdb3ddafd2370919a57805f054c24aa9409ec35ce2603240def3
12. 0xa08d28946903c13551b0c68269e38bfa91b368f8e33183ac691c11e2b5a9506a
13. 0xb37156a04839055daed26674da38864f8dae598cab9742c6fb3e74eb3178f2d4
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4