Evidence row 16894

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://launchator.com/api/mcp"
    ],
    [
      "web",
      "https://launchator.com/agents"
    ]
  ],
  "name": "Launchator",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-22T00:24:29.706061Z",
        "status": "active",
        "statusChangedAt": "2026-10-22T00:24:29.706061Z",
        "updatedAt": "2026-10-22T00:24:29.706061Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search a launch directory of new products, and submit and publish your own listing.",
      "name": "com.launchator/launchator",
      "remotes": [
        {
          "headers": [
            {
              "description": "Optional. \"Bearer <token>\" with a token from https://launchator.com/agents, needed only to submit and manage your own listing. Searching works without it.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://launchator.com/api/mcp"
        }
      ],
      "title": "Launchator",
      "version": "1.0.0",
      "websiteUrl": "https://launchator.com/agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Search a launch directory of new products, and submit and publish your own listing."
}

What the leaf hashes

{"body":"3e91c09672accd9acab95679ac21a9cc94815afa9ac0d26f78bf1139bc1c2d5d","id":16894,"kind":"listing","method":"baseline/1","observed_us":1793025325316518,"prev":null,"subject":"mcp_registry:com.launchator/launchator","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. 0xd65923c90a3bd7bd97f01d15871d382d652d99872d1bde65205a30ca7d515a26
2. 0x1fac81b089d9d82b279323302fbdae968152d9e87354a2c9e6393d05d480025d
3. 0x996be0455bd1002257726a0ce934fe59d3284cf61c8fe536f7b0a1945e9bee00
4. 0xb97889f35794d16094c760a55aca3cdbff3b29c9ca01e6d7700b6db5ff28f2c5
5. 0xab2b6d3a1b9b68759e91a21427e143aeafdf40aee9533d56ec689f48512cacc6
6. 0xb46dc839a0b56571c761c4abf6f76a894b3b92518c7953b4c40887b028d8acf7
7. 0x8638adbcd10b64cce5e5cb25ca1f48e8cd9c2aa3a5b5049acc571b4cb24db443
8. 0xc2d8cfde6526c0b57b51b09f32e26bde73e40cb36b693454c2969aca36d202ee
9. 0xf18069e17c709278da28b5dbf32fb020e6f8de9fcde781a4053c6d11a6187ed2
10. 0xd674ac2fe1839ab692c41b1af133cd0e1cb5d650355a3245c77aea56bcfe188f
11. 0x993ee5fd278bf116928331fbf1ccabe7ebb40d4f5e12235f09eee4dcb29676aa
12. 0x39d84ffb833c94bfff15760ea7da987f5303e407884de386d5a33b2328c7d785
13. 0x3199db04c2c73c3483386a86bf503eafde5af103465608156e2e5f42e72a6fbe
14. 0x6b927d53caa5125cdba9255612d524976c691f8672796c3f0885ba2c5b3af1ad
15. 0x6dc40f983a3840a0ad927a9ca17f4ff1e3b649a6c735e2a09b140db7c2caf13b
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae