Evidence row 21425

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.trillboards.com/mcp/advertiser"
    ],
    [
      "web",
      "https://trillboards.com/"
    ]
  ],
  "name": "Trillboards Campaign Planner",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-20T17:46:08.245013Z",
        "status": "active",
        "statusChangedAt": "2026-10-20T17:46:08.245013Z",
        "updatedAt": "2026-10-20T17:46:08.245013Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "categories": [
            "advertising",
            "dooh",
            "ctv",
            "campaign-planning"
          ],
          "documentation": "https://api.trillboards.com/llms.txt",
          "scale": "757,000+ screens reachable through Trillboards and 29,000+ screens registered on our own network.",
          "server_card": "https://api.trillboards.com/mcp/advertiser/server-card"
        }
      },
      "description": "Plan and book out-of-home, CTV, video, audio and display campaigns, paid through Stripe.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://trillboards.com/trillboards-icon.png"
        }
      ],
      "name": "com.trillboards/planner",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.trillboards.com/mcp/advertiser"
        }
      ],
      "title": "Trillboards Campaign Planner",
      "version": "1.0.0",
      "websiteUrl": "https://trillboards.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Plan and book out-of-home, CTV, video, audio and display campaigns, paid through Stripe."
}

What the leaf hashes

{"body":"c429ca25ca8442586ca400763be12ad5a00eb8819fbfd3c2f21a8579c259af40","id":21425,"kind":"listing","method":"baseline/1","observed_us":1793025340234470,"prev":null,"subject":"mcp_registry:com.trillboards/planner","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. 0x7ee12099512586463dfdf900df0c12e4a2cbb73089de749b40e3e508ab8ad173
2. 0xe22820801c89865cd6e38f5ba7c274d285025486003904d2c0558151f135eaf3
3. 0x3e8890f5add3e047c706d2649eb383ec7af0a8550b24727c45b5a923f8e5164e
4. 0xe217225e2f50678c114f7fe41a51d634bdc43f47fbc6be1d670951d2511e7298
5. 0x13c4b0a3498ea2ed273a13083ac2383e6881a137946ecff319ff0eaa88315040
6. 0x1da867224cffe7d791ef591f30d7f58bbdd37e07d97e8b720903fa3ca3e0d06e
7. 0x8fb114274772c6006565c285c7f3d5af4323c1ad9db71495ff02c72b2bb779d5
8. 0x7212cf7b38d97d91a656abad162c61da0f00bea3ac8b4c97a64e322dc9e4a0ec
9. 0x73fd4a237a0f3d67fd5a662dc540e200ad081e567f1d604d231e1404ae13d75e
10. 0x75fb43d121b0c7d36d6ce3843de524bb5cde5e31bd50964f1eb46e9e4d22df1f
11. 0x86993f34ffd04a19214c4b442a83218e78811798750015024990bf574868d9e8
12. 0xab729e4203b650f2a3c15efd6fd44eb2482232373bc1de662fd9d496869eb2d3
13. 0x0bffb634300aa5609bddaa79e8d31d7cde36c0a5a4465472f809b9f5287e40d2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae