Evidence row 21424

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.trillboards.com/mcp"
    ],
    [
      "web",
      "https://trillboards.com/"
    ]
  ],
  "name": "Trillboards DOOH Advertising",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-20T17:58:06.113609Z",
        "status": "active",
        "statusChangedAt": "2026-10-20T17:58:06.113609Z",
        "updatedAt": "2026-10-20T17:58:06.113609Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "categories": [
            "advertising",
            "dooh",
            "programmatic-advertising",
            "audience-measurement",
            "adcp"
          ],
          "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/server-card"
        }
      },
      "description": "757,000+ screens reachable through Trillboards and 29,000+ screens registered on our own network.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://trillboards.com/trillboards-icon.png"
        }
      ],
      "name": "com.trillboards/dooh",
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer <platform_api_key>. Leave it out to call the open tools (get_products, register_partner); register_partner returns a sandbox key in one call.",
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://api.trillboards.com/mcp"
        }
      ],
      "title": "Trillboards DOOH Advertising",
      "version": "1.0.0",
      "websiteUrl": "https://trillboards.com"
    }
  },
  "source": "mcp_registry",
  "summary": "757,000+ screens reachable through Trillboards and 29,000+ screens registered on our own network."
}

What the leaf hashes

{"body":"69de8be6dc7c16f83986b7e7aa57606046df0e1ceb871ec43a935ada1916d698","id":21424,"kind":"listing","method":"baseline/1","observed_us":1793025340233212,"prev":null,"subject":"mcp_registry:com.trillboards/dooh","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. 0x56523b886f23989e6758a95fec41b84f254bc786e87fd40210e8e5246e411937
2. 0xafc2a2792b3bd7c9e88c11fd7ecf5abd447fd5365560eb1bf235215102fae2a0
3. 0xba40cb6a3cc4d3032a25ff4eaac0e273364e6e45f48164a4efb4220ba5beff32
4. 0x1165cf16a637f1a456dff4e654de0bed0d175d7a2eb040f759c39730525c2889
5. 0x91f05106ff60fef4e6361e6537718955de8d334fd5953f3bf6591726fa14127b
6. 0x5fa4376a8162a9c24635a062c96f9bb2fcf40803e778d17374b5869465fdec4f
7. 0x755a4439d78f7a4d4965299db296e5d18d06e7393c43eb49b7f2ed8218912d8f
8. 0x46bce42e8954ba25da863a64f092c274f254e1f07e452fa7ce3f9a2517cda20a
9. 0x17570ddc8746e95aa55363c9245282d4d222499a7feb4a3f90c49493b98040fa
10. 0x110be28c9460fde9da5777e67d467b9565876e6ebc73c8245c5d1e989797387f
11. 0x014e6ac2bd09cb47ef261fa8d56392362b98c9b103bb1037674237d3604f081f
12. 0x31b890f57b06aeb1ca9fb0cdc688bb75678ab9b2ff8ba49765e3d7bc0ae98597
13. 0x8ba3430866b4c11cea7eba9923ee4fa8a5074849df417006e4441426c1f13056
14. 0x5cdeb4648502e0633d01cc4f3379d48cccb9d4f528565b2868eb93db0df9e829
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae