Evidence row 17245

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mailfixture.com/mcp"
    ],
    [
      "web",
      "https://mailfixture.com/"
    ]
  ],
  "name": "MailFixture",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-07-11T16:14:10.413446Z",
        "status": "active",
        "statusChangedAt": "2026-07-11T16:14:10.413446Z",
        "updatedAt": "2026-07-11T16:14:10.413446Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "400x400"
          ],
          "src": "https://mailfixture.com/static/logo-400.png"
        }
      ],
      "name": "com.mailfixture/mailfixture",
      "remotes": [
        {
          "headers": [
            {
              "description": "MailFixture API key as a bearer token",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization",
              "value": "Bearer {api_key}",
              "variables": {
                "api_key": {
                  "description": "mfx_ API key from the MailFixture dashboard (https://mailfixture.com/app/keys)",
                  "isRequired": true,
                  "isSecret": true
                }
              }
            }
          ],
          "type": "streamable-http",
          "url": "https://mailfixture.com/mcp"
        }
      ],
      "title": "MailFixture",
      "version": "0.1.0",
      "websiteUrl": "https://mailfixture.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links."
}

What the leaf hashes

{"body":"553bc55bab2d714c37061692c992864a0bb174a2d55e92105fb52cad94faabe9","id":17245,"kind":"listing","method":"baseline/1","observed_us":1793025326419400,"prev":null,"subject":"mcp_registry:com.mailfixture/mailfixture","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xaabc3d499ab22915401e301f1b2956196740daf729972e4067d40b11930de900
2. 0xb4e7f45c865c4c2fbec5c61cc1ac521966cfadd6550834fccf615c2606505a33
3. 0xf13cc3f6b21401b24ff03a78fcd4448a522ccc235f9a38c5a7871d59feb8dcdc
4. 0x981e9ae81293dbe4624f7e45c23bceb084a30ec54fabdcfdc7f9017e6d06fbf9
5. 0xaf65a408276a0315e3562555a9f0dc16d510844b37e93654a560555b15aa6873
6. 0x5c751d0fc1dfb38494345e29e87d431eea6be09cc6b13b38fb6a11fa2a4f4a13
7. 0x57cb94e62a26de9a36e4b8fdb400a98d01f14e5c3b56996b7d514382a2230f4c
8. 0x189091da45cbee258243ab3e04efcae02ccdba538b519556bfcd894e60f39429
9. 0xc11764fd2494f9beca56ac46b7e169200030705219520eaefd14b78ca3fb5396
10. 0xea4d13234daa2356ba56f85bc05f62bf50c2b60afe9142f035f11ed729c88248
11. 0x34f0b80539e95d0ba892dff063414c35c62850f82e1414765524114c8dbacb57
12. 0x09a19b8d31a6e948e5051cb72b98b1d2b2bfe053f62d6d24d61c22b3ed1c3f24
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae