Evidence row 3775116

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://emailoctopus.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/emailoctopus/"
    ]
  ],
  "name": "EmailOctopus MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T20:24:42.128259Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:24:42.128259Z",
        "updatedAt": "2026-11-06T20:24:42.128259Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus.",
      "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/emailoctopus",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://emailoctopus.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/emailoctopus",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "EmailOctopus MCP by usefulapi",
      "version": "1.36.2",
      "websiteUrl": "https://usefulapi.io/emailoctopus/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage lists, contacts and campaigns, and read campaign performance reports on EmailOctopus."
}

What the leaf hashes

{"body":"e6bd8358c2cdb4ba5787e88c2b60c2b1273359cc997bd9add36a3037f388dc4e","id":3775116,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000215322298,"prev":3764722,"subject":"mcp_registry:io.usefulapi/emailoctopus","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0xd84c6ea4040e730491ca4c4f43cba9e9a8a5aec3d04395b890d1a3bdc0563d22
2. 0xc6bb6ac9971604263e30ccfeb3891ec594aebab954b900b3848d5eb28fe783b4
3. 0x38e01170ffc605f92b1b9844d73d944705a58321a7e6965e61580825a79466fc
4. 0xf1fc1fa9c39194e20a6ad65e2d15326b6320a61774d7c66e1659825e44436442
5. 0x4a3bc5cc9771e048658e1083c8035c94748923e99f36028da58d4767aaa70ec6
6. 0xc168a72438919f2f0cff6e4c060410a40862cabff9b800b2d3b96647b9392fd9
7. 0xf91f1115c67ecae52db72aa0a30d208d7e25d43078bb471d6b07a6fed3d320f6
8. 0x25fe2b93f8d35b2550d374fb0475f08cee82b538c959ec5bab3d2cc0d3fdc890
9. 0x37b85687c4456620b1378e49f35ed953efc7c6b97eb145f202a627f2be813d7b
10. 0x84ca5b5908ef1fbe317075f6d9cfd96607fc4efce2a265057d54e0bf2f78f76b
11. 0x59c21469c840c5f4b5045007ada620bf65301134475bd1fa3a92f07a2b169725
12. 0xa99e7333b35d45bc1b21832d6b338a0ea42dec225280e07f1ad058d95e7ee6dc
13. 0xab0bb45b1bc444d015527c8158fa06c09337b20aabcd9b2e528a7043a4abf432
14. 0xd90a2fccf1a85036b23ae580bdbabc69c97c990b1c22ec464024ea02758d60a5
15. 0x821ffa0a1fb7e66ffa8ce79fd755aa408c67dd0ef62aee573ea2278fcbd9823d
16. 0xd47209ac9b2ac71257b5162800ce4482f8cf7ea04f074033847ad335ca758d32
17. 0xf19d501fdbc28e10c3244253daf0c37c4752659eae14a7cba585a18c7df9ce0d
18. 0xd422a75f6c3780ed53eca52b50bf40b8f17dc14cffb804142e44fc9f2672029d
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1