Evidence row 2290240

What was observed

{
  "endpoints": [
    [
      "web",
      "https://mailprobe.dev/api-docs/"
    ],
    [
      "mcp",
      "https://mailprobe.dev/mcp"
    ]
  ],
  "name": "MailProbe",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-02T21:47:36.860095Z",
        "status": "active",
        "statusChangedAt": "2026-11-02T21:47:36.860095Z",
        "updatedAt": "2026-11-02T21:47:36.860095Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Verify email addresses in real time: deliverability, disposable and role addresses, typo fixes.",
      "name": "dev.mailprobe/mailprobe",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "MailProbe API key, which starts with mp_live_, created under Developer in your account",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "MAILPROBE_API_KEY"
            }
          ],
          "identifier": "mailprobe-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.1.2"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Your MailProbe API key, created under Developer in your account",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization",
              "value": "Bearer {api_key}",
              "variables": {
                "api_key": {
                  "description": "MailProbe API key, which starts with mp_live_",
                  "format": "string",
                  "isRequired": true,
                  "isSecret": true
                }
              }
            }
          ],
          "type": "streamable-http",
          "url": "https://mailprobe.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/mailprobe/mcp"
      },
      "title": "MailProbe",
      "version": "1.1.2",
      "websiteUrl": "https://mailprobe.dev/api-docs/#mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Verify email addresses in real time: deliverability, disposable and role addresses, typo fixes."
}

What the leaf hashes

{"body":"2a67e99f877814e2edf4256fc74fabf37ebe5875797ad1128de75d3af738b975","id":2290240,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793657930800506,"prev":22949,"subject":"mcp_registry:dev.mailprobe/mailprobe","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xb0591a6c800b182e77f3f2e5076565675f3ba15cea13de597122eacad78912a8
2. 0x07c2090aabf5ad720d532261aeda5fe299b10b228ee52dee4ce5fc63d8f1eff6
3. 0x66d280dc21cc0d45433ddcd403ee1dd39b279e1a8f8cec7694ce532f6099b816
4. 0x63962dbf11d32d27bd950cb043a949691023bc6740f68c4f2d768f195e9b9372
5. 0x6526c8c2ab692418e0d4da4efb8572ab1cc9f79b3dfdd48db742f1d833648ec8
6. 0xf9d93a00396329c86a384ca9d7094ced9440dc9b27e4f593b15787f457c500a6
7. 0x9ee46e16d172de0458a7c707313ac159b522ea7d6f5e0ede2389586a81952624
8. 0x848b9b206f02d4b2e2550766d625d511d8264e0d84eb260885ba3ddcea7ab2cb
9. 0xf208aafb690be2c71b76d990bc81833e6b6e2a53a32d408f72f87a85be00ee0e
10. 0xff9b13f28e9fc4aebf013b9a7f462e9881344e40ca7df99aef72a42c83e58d01
11. 0xbd72926e70ce8b3fbd88a65517bfafaf21f027e2ff85aadf0711eb1de7ac64ba
12. 0x3f5b8a46d4602f78a712f9446b064f32836e36fd6c23e6658582d1139ccd321f
13. 0x026aca682cb5dc6926296949fd7c047905eb55f048c3a7c3bfbbb67e9d07fee8
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af