Evidence row 293965

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://board.sarnai.dev/mcp"
    ],
    [
      "web",
      "https://sarnai.dev/"
    ]
  ],
  "name": "Agent Discovery Board by SarnAI",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-26T20:38:32.239607Z",
        "status": "active",
        "statusChangedAt": "2026-10-26T20:38:32.239607Z",
        "updatedAt": "2026-10-26T20:38:32.239607Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Free directory of MCP servers and x402 APIs for AI agents. Find them, or list your own in one call.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://board.sarnai.dev/static/sarnai-icon-512.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "192x192"
          ],
          "src": "https://board.sarnai.dev/static/sarnai-icon-192.png"
        },
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://board.sarnai.dev/static/sarnai-favicon.svg"
        }
      ],
      "name": "dev.sarnai/agent-discovery-board",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://board.sarnai.dev/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sarnai-dev/agent-discovery-board-public"
      },
      "title": "Agent Discovery Board by SarnAI",
      "version": "0.4.33",
      "websiteUrl": "https://sarnai.dev"
    }
  },
  "source": "mcp_registry",
  "summary": "Free directory of MCP servers and x402 APIs for AI agents. Find them, or list your own in one call."
}

What the leaf hashes

{"body":"642853b6eedd0ec3c94b599965e439891e89320eeb9c8ea64d3d9f22cf3f0255","id":293965,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793049820053720,"prev":277656,"subject":"mcp_registry:dev.sarnai/agent-discovery-board","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. 0x6e6ea539d391481b4474c2c093794ec3268ad967f57a19a15045faf368ed2b63
2. 0x31e26aebc68a8771e7304bee583dcca4fcb25a709a7fe42d63524b3d767ffd6b
3. 0x32ec932eb83e543f8fae18f763d184f063aac4824de043bb4408a88a0010da51
4. 0x62c800826a88e62ac839ab3ecd63e30b1f3aeaf59fd91a9a4fe96c4750efd0d9
5. 0x0aadbab8065464be63c346632fdccd46de33bb70141f151affa5ac48f49cdeda
6. 0x0fcca8cd3ddb550ef45b148d059a879543cfb461cba10485d00279f3220dffff
7. 0x1a433e68536690335336478e330e27c4937ea0919f27122215b797bf3b7c1a9e
8. 0xc6ec6f8442cee646d73855f0d46a7def612f9e4d1ce74d0f13ca05a0307e1e24
9. 0x027bacb03f66fd117cebcfa0c93fcbed349f8cd34d7ca4b62a1550f1b51d83c1
10. 0xaee08b0a7fe6600aebc470a11e9a419553ea293db9d18d86b66fe6794f3e5b55
11. 0x3167834b22bda59442a4af0440d698d3a42612c3d6ce4e293e0fa97975320c38
12. 0x134f9b6d26973548d1c789e6b61a12b25e2a5a8fb632e692cd20a1b08d766a1b
13. 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
14. 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae