Evidence row 3945385

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://plaky.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/plaky/"
    ]
  ],
  "name": "Plaky MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-07T09:18:20.399937Z",
        "status": "active",
        "statusChangedAt": "2026-11-07T09:18:20.399937Z",
        "updatedAt": "2026-11-07T09:18:20.399937Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read boards and items, create items, set field values and add comments in Plaky.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/plaky",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://plaky.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/plaky",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Plaky MCP by usefulapi",
      "version": "1.3.3",
      "websiteUrl": "https://usefulapi.io/plaky/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read boards and items, create items, set field values and add comments in Plaky."
}

What the leaf hashes

{"body":"899727eb6d22a4911c3dd6f49f51584f3b8a75587f364aa9eac241faa14b0652","id":3945385,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794043457632445,"prev":3775405,"subject":"mcp_registry:io.usefulapi/plaky","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-07 (195826 rows).

1. 0xcab92d5cc2c8f7cc0a7d207c4ca18ef091516c3fa887591071dcbf81f65142f8
2. 0x29b1370090f85838e72c391c791b974bf6eedb5fe32f0c790986655814854fe6
3. 0x72c515c965faf2e666143dc2b33b47e97727d3b20d082011738cb7bac0b7b11c
4. 0x889f717983e406bacccf5ebcca857e0d2adc7db51e86810bd3a019d89f8d2973
5. 0x0d4c1492fcd9de4a074bd6fea1a20872b4d31c9c12ee6cf493a837739e9ab124
6. 0x9533f02063f036a4ac745a94d56768dc9c49d5d17e2fc5b536328bde269414a9
7. 0x1b5b4a85577d77704ee0d8a83546cabb8f036ba4713e4a5e446ff31a7b0433f2
8. 0x07411a9f74e5ab12f116df1b423c3bc4848040576a140445b05ea6609f5c0c06
9. 0x4eb49e1200b0292ad8a7683ebf3abf75f8d883066d020cce5da642c6588339ba
10. 0x89eea82868e76fdd8cd5bf3fceb1f911a2bf11192cb6cafb60d3057c3a923437
11. 0x98888445259adf3179c7809ac6a8dfdb1e6fb2b060eefef487e1b6519cc27dd0
12. 0xabbe8f418d50a7f0a5751d31d63a1003d11f109965d483c5b38a1232b3eaaaec
13. 0xd2754d3418fabe8f49343a437b411b6820a6cbc6fdbb87b67ddb830f75eb14e2
14. 0x377e506e7caa62a458c54a51036fb3c308f8113f5f6e53d577ff2a07c84142c4
15. 0x8d59bf422a3db88dd24fca3b92cb99d28bd5632a71eaf94e51b925600c735b27
16. 0x3235c8a33ac14441f1a12a6515f670286d48b48fa98eb1dce45d902e053abe01
17. 0x9ea7c2ecc6985da4b761b0f9096b7858b3ac8e3e47717c3840537fb2ff31c6df

Day root

0x17da9e85e1b138541355d33543ff34e3503cd3a49d37728fb53643e2a0416a2d

Chained

0xed34bd4af17282643de8cb9591c84d0aa1b39e1e9ae9864941e543f5a15718cb

Published

On Arc Testnet, block 71280839: 0xc3f6784179e0ca32236ba89472473e882a81d03fcc5ce27ca58ded2e01e112aa