Evidence row 24078

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.callboard.fm/mcp"
    ],
    [
      "mcp",
      "https://api.callboard.fm/sse"
    ],
    [
      "web",
      "https://www.callboard.fm/docs/mcp"
    ]
  ],
  "name": "Callboard",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-29T06:36:02.739226Z",
        "status": "active",
        "statusChangedAt": "2026-08-29T06:36:02.739226Z",
        "updatedAt": "2026-08-29T06:36:02.739226Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Concert booking intelligence: run and read Promoter Briefs from Claude or ChatGPT.",
      "name": "fm.callboard/connector",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.callboard.fm/mcp"
        },
        {
          "type": "sse",
          "url": "https://api.callboard.fm/sse"
        }
      ],
      "title": "Callboard",
      "version": "1.0.0",
      "websiteUrl": "https://www.callboard.fm/docs/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Concert booking intelligence: run and read Promoter Briefs from Claude or ChatGPT."
}

What the leaf hashes

{"body":"bbd9b3a121089c52cc9798116172e039bf55dba39ae48ee5f2de3cf599c7311c","id":24078,"kind":"listing","method":"baseline/1","observed_us":1793025352023916,"prev":null,"subject":"mcp_registry:fm.callboard/connector","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. 0xfb60575bdea88dac167906b4444d3776a75af95a6bfad9e3947de38954533f72
2. 0x3ea89295e18fb0c22b982e19942fe3b95f71961e6a46f3679c59f7075269dc7f
3. 0xe4c0a4039dfa6d2c5e5d78660f706d099b1f601010b1b003eee42b2d20f283f0
4. 0xacd77ecacb9edb5d1fdea25a840e3b474da92e3776018ae5173f67a11db0ad0d
5. 0xe6a6485b5b05b0dfb109fd449c727afa83483fff1bbe5117dcf1376f2d5c8ac8
6. 0xc134d2cb252b8f6dc61552920f77e7c6a55cccabfbeb054d06373e33a1d81357
7. 0x9e76ad2273becdc66c87b0fa1d188439afd246761233e7b7fc7b24b2bf90e6e1
8. 0x3621552e4b0ee7b3dd12bfd88c2d154f5358613926310948221abddb0daae8a4
9. 0x58a264708b2de7686001e7a3f193bfa24c3c73c95dc89570827da2e8e66343b8
10. 0x1b07c7876c95e52802884c5d693a686ed53bb8a2740e3d87b145fb511a8d605e
11. 0xcf10f42f956ec0f58e8d60fb00e23c6415064b00d70e8566efe0f1b98e7e1d0a
12. 0xf8173f36b7a27e1bb0f6961a49501bba1d99349c5e11449d0d557fbaa910be0a
13. 0xbee644d57738676bfb20eb90d6021f364bf883a8d54f8d17e9dc4749b4074c3d
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae