Evidence row 1258442

What was observed

{
  "endpoints": [
    [
      "web",
      "https://aditumdata.com/"
    ]
  ],
  "name": "Aditum",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T17:35:26.582621Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T17:35:26.582621Z",
        "updatedAt": "2026-10-30T17:35:26.582621Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read industrial data sources, pipelines, data-health incidents and datasets in Aditum.",
      "name": "com.aditumdata/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "A personal access token (adp_...) from Settings > API tokens; tick Read only.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "ADITUM_TOKEN"
            },
            {
              "default": "https://app.aditumdata.com",
              "description": "Your Aditum workspace's address.",
              "format": "string",
              "name": "ADITUM_URL"
            }
          ],
          "identifier": "aditum-mcp",
          "registryBaseUrl": "https://pypi.org",
          "registryType": "pypi",
          "runtimeHint": "uvx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.0"
        },
        {
          "environmentVariables": [
            {
              "description": "A personal access token (adp_...) from Settings > API tokens; tick Read only.",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "ADITUM_TOKEN"
            },
            {
              "default": "https://app.aditumdata.com",
              "description": "Your Aditum workspace's address.",
              "format": "string",
              "name": "ADITUM_URL"
            }
          ],
          "identifier": "aditum-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.0"
        }
      ],
      "title": "Aditum",
      "version": "0.1.0",
      "websiteUrl": "https://aditumdata.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Read industrial data sources, pipelines, data-health incidents and datasets in Aditum."
}

What the leaf hashes

{"body":"537e1e5c51f5c27c1339e00cc0f7900b359d8aa09fcf570d5bedfaae93961dd6","id":1258442,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793384135701188,"prev":null,"subject":"mcp_registry:com.aditumdata/mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0xed56da6536a4e5858a974ef31b4ab3e0919cd0149b4890471ac462a59f87a511
2. 0x57ae8cff6078838d294d0a4e3c43f311e78b24172ed1e7a6358dff1728d59a03
3. 0x48f59e723863bc3087e78b8af04f80d61296ff289867d7dccf253722d0cc91c0
4. 0x0949b05891205585a60029b0db229036560be56ff1d0147db891f547643d75c5
5. 0x1307a203718eb39e8752e8905cd2e5bba0df40c39636204a1cf2f98474558866
6. 0x2da221e829ecaf7bf3f90172bfa787bd4a9750085373807ef34a26908f73d314
7. 0x69030c93c61cf7725fad3eb94044390ae37d6b94ab7538f057c0bffdcdfe4f70
8. 0x02cc894b138bffdc9313c12c22648b40528849cf950dcaea9b159f32d40e547a
9. 0x9aae80fdea7272992e64b8129b18ea58aa8ab7560181180fa6d0f9ff4516e1e9
10. 0x8b046899a2e199ba9a861e93b8cf21c14f2af2df44d519f85ed661d85567e1fc
11. 0xdd0bf6e935b8cce7cb3cfbb6994f240891fb4c8e10aba5092d093ebbe5372c36
12. 0x6e1859b05bb17f57958ae76bc8bc323ac32dd5848c3d3afdccdbf57a98be4861
13. 0xc4d1aa4c86009997771d234f361d697ff280913322c529b9c4472470f727e868
14. 0x480837169e0b2dae12e25a5963879f1d41492816181ac128eeca59bf75b8d55d
15. 0xea7df1002501052c124b5aed2b1a5df3d59be54394c6a8539c86fad1df339a9e
16. 0xfbe61dc2d59668ac573e5eab865747e21d38bf2fe4c64762beef01f1018a4dea
17. 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861