Evidence row 22261

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.zephior.com/mcp"
    ],
    [
      "web",
      "https://zephior.com/developers"
    ]
  ],
  "name": "Zephior Discovery",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-17T22:04:01.561141Z",
        "status": "active",
        "statusChangedAt": "2026-10-17T22:04:01.561141Z",
        "updatedAt": "2026-10-17T22:04:01.561141Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search, follow and read published public tender notices with sources, plus Zephior resources.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://zephior.com/zephior-icon-512.png"
        },
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://zephior.com/zephior-mark.svg"
        }
      ],
      "name": "com.zephior/discovery",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.zephior.com/mcp"
        }
      ],
      "title": "Zephior Discovery",
      "version": "1.6.0",
      "websiteUrl": "https://zephior.com/developers"
    }
  },
  "source": "mcp_registry",
  "summary": "Search, follow and read published public tender notices with sources, plus Zephior resources."
}

What the leaf hashes

{"body":"d856acf4acc2ce3db6e30f35059012f6576fd13cfc33b8fc5768d9b8c800389f","id":22261,"kind":"listing","method":"baseline/1","observed_us":1793025341629830,"prev":null,"subject":"mcp_registry:com.zephior/discovery","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. 0xe89ac0cdb2f3cbdd41cd858920c09c193167af177fc76c550b0db08205010fe1
2. 0xbd38bf4d6a7f487f8069d15073b9f8bfe4f0ced03a8d311709ae8cbd51d69d8f
3. 0x4eb8a8caa330ab6a850452b87f0f9e867521faf3ba1e7c4dfe70c0de1bea964c
4. 0xbffdd7faa4c08942653cbd6363cb0bba1eb545fdeb8a3062b60a8a3bea6ec9b8
5. 0x5c8bd87cf44e9245dde623a88ea75c0b32b91068cc7d5feebbff5454f907e086
6. 0x3913624eb78e465336238e55f63b9c234def0b9a86c1d8224a0387c2cd3d1048
7. 0x44ac3c981b4bf0ce5f3519008291b6e268009568a7901fa46a4b7ca99e7bb999
8. 0x08bf0a52385f975ea2e240e60f13d607fb824cb85e640203c6127b2c120e524d
9. 0xc63ce14fc0ad442e5d1e0f435ad457c8c5ce3c740fcbc49a7b9dfb59778f9af7
10. 0x6660d88585624917f2e940d83f87f7e55f54cfd21b6105e91af9cff74045a16e
11. 0x11f999a56e0d8cc7daa64e4903eb41d6078ed2b930cfcc1858070d91536f22ed
12. 0x3d0b5282d5282c30fc9f86662367cab01d0dba65f13d2968391a7d087b79dfb3
13. 0xafcc1fe54cfe00a3a1de33df127340075f22433bb89848bbc81499cd7aca5b2b
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae