Evidence row 2954576

What was observed

{
  "endpoints": [
    [
      "web",
      "https://agentfirststack.com/mcp"
    ],
    [
      "mcp",
      "https://mail.agentfirststack.com/mcp"
    ]
  ],
  "name": "AgentFirstStack Mail",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-04T05:06:53.187306Z",
        "status": "active",
        "statusChangedAt": "2026-11-04T05:06:53.187306Z",
        "updatedAt": "2026-11-04T05:06:53.187306Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Email inboxes for AI agents: wait for mail, pull out verification codes and links, reply. Free.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://agentfirststack.com/brand/logo-512.png"
        }
      ],
      "name": "com.agentfirststack/mail",
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer <API key> from one POST https://agentfirststack.com/v1/signup (no signup form). OAuth also works.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mail.agentfirststack.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/StartGlobal-AI/agentfirststack"
      },
      "title": "AgentFirstStack Mail",
      "version": "0.1.0",
      "websiteUrl": "https://agentfirststack.com/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Email inboxes for AI agents: wait for mail, pull out verification codes and links, reply. Free."
}

What the leaf hashes

{"body":"a8934a1bb605b339164fc1c166b324049c02ba89046bfca977b302ddede7ce8e","id":2954576,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793769606531909,"prev":null,"subject":"mcp_registry:com.agentfirststack/mail","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x7d7bd0272f26f7687b1a255204a60e324a048a97fea7664574494f32852a1f84
2. 0x0d72f7993dfef7db6b6439447ac98f6028bdee3fee46b9c32cdce40db132f4b5
3. 0xcbd86b2dd09fc4432d31a2ea85c7bdfb843436bc109001f0581d1773158dbe80
4. 0xde0ac3f3bcacca1724c54811aa439d92db378c611f5c3f8ab699bb23f2838920
5. 0xd335a834b76edf21d160a3af76323267346c66c564e8382d8c0a1077f9550bc4
6. 0x570c8974ebf5fcac7542eaeef7b9857c5b3eb785a62ba769f0cddc7c76579884
7. 0x313e81db4963336f46edbf232756710ee5fc0a25a8034c9dbc6fcf429c351889
8. 0x95a52b87433418b28a0a965071aec6f00184cb3c107c56cfbb494b65a0cadef6
9. 0x5cbfe8a5d0323f4eac43b07635cd30d1beba58700e23d49737447e89c7daf437
10. 0xd2f01872f4e686082c3409ad46b67128bd8645a484620924391f88253512ccba
11. 0x46847f8f476ab32db6fcd6b94e6cc43b0341ee9249888e98c95cb2e7a980d33b
12. 0xc9a6665eb5ed30da44228d7eff5bf531dbc0e27857eee48874cab2f9495675cb
13. 0xa6c6fbea7ac535485dfd36913d10c60396e93269049af5253d59781112aa5aff
14. 0x6f7bea4b64c516dc4731bf8cc6ee3afed260a9be9432b829cdeeb4795d769e16
15. 0xea9faa12314fce7083bb3fcd444e483bf4b2595fe0fce49bb508693c72ee2193
16. 0xdc69c7e21c2f9c0827141cf63db0938760879d1a284b22ad79d15b80f400808c
17. 0x7f4f557ace8b62cd85774371e24477cdc34df4d2aa68c04511d8678e3978a343
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345