Evidence row 31421

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://catalyst.stratogenic.ai/mcp"
    ],
    [
      "mcp",
      "https://catalyst.stratogenic.ai/mcp/sse"
    ]
  ],
  "name": "Catalyst Governance",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-06-14T18:45:50.031625Z",
        "status": "active",
        "statusChangedAt": "2026-06-14T18:45:50.031625Z",
        "updatedAt": "2026-06-14T18:45:50.031625Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Governance middleware for AI agents: permission gates, approvals, compliance scanning, audit ledger.",
      "name": "io.github.Stratogenic-AI/catalyst",
      "remotes": [
        {
          "headers": [
            {
              "description": "Your Catalyst API key from catalyst.stratogenic.ai",
              "isRequired": true,
              "isSecret": true,
              "name": "X-API-Key"
            }
          ],
          "type": "streamable-http",
          "url": "https://catalyst.stratogenic.ai/mcp"
        },
        {
          "headers": [
            {
              "description": "Your Catalyst API key from catalyst.stratogenic.ai",
              "isRequired": true,
              "isSecret": true,
              "name": "X-API-Key"
            }
          ],
          "type": "sse",
          "url": "https://catalyst.stratogenic.ai/mcp/sse"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Stratogenic-AI/catalyst-mcp"
      },
      "title": "Catalyst Governance",
      "version": "1.0.1"
    }
  },
  "source": "mcp_registry",
  "summary": "Governance middleware for AI agents: permission gates, approvals, compliance scanning, audit ledger."
}

What the leaf hashes

{"body":"0e122f1287ae82295045e08c9bf85a7ed479590ee5b557128c92bf43f3bd62c1","id":31421,"kind":"listing","method":"baseline/1","observed_us":1793025364910375,"prev":null,"subject":"mcp_registry:io.github.Stratogenic-AI/catalyst","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. 0x83c0fd9691766e57e66d606437ecc014d846072ec16ccdf44d51dcadd7842253
2. 0x99ecb8cb83bb68a8b6dafec2da3dce1340905135c211eb56c69b6b1a8bbddc0a
3. 0xe3c5b50a1d8bd07fec31cd287ba60710b652403ed5d2f8b03f3ded27d5d68eca
4. 0xf7b3146dfa4857a0cc04d6e28d29424a4f6411e86ff115e2b1202a55ce6e51f6
5. 0xf2facef0b5579feca1c2aff8d6918a4359e7ab9683c60d9174311b13de9c87b2
6. 0x77e526f0ad28c864961011ac9e474e9edfd614891b9cb353e565433016e8b3b2
7. 0x30b2cd59d7b912a0a2e2973d47917538f5b33257d6fd69baf208ffc2762c1051
8. 0x0073ebe18951d2a6af3c2d3b5f63981aade91cf005bec6d678c9ca2acf4711bf
9. 0x084ded26d514a29921994ce7190e842f169857c96b5278a12360e5d0e47c3360
10. 0xee19b1ec06299bfa7d1996bbbc62f4c302304457b0e425812bc2df6d4ce7c782
11. 0x6e037384448a2bbd201b4e7e9e6e447d7254d0d2926b3fd2e81fdf99eae4a06b
12. 0xfdaa032291ded0df2cf35d6e9dc6e7a2643d0fe027dd3ab321971f1f7bf69147
13. 0x91c2ae93ec20c7fed5088112fe3941ca622dfb3f8f1022c4844726c361244bd4
14. 0x0eff463856b0992d53ab7d8c0b97c71541413358bdd445710c1e4b6aeb4d8f78
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae