Evidence row 442852

What was observed

{
  "endpoints": [
    [
      "web",
      "https://topy.ai/developers"
    ],
    [
      "mcp",
      "https://topy.ai/mcp/cfo"
    ]
  ],
  "name": "TOPY.AI · AI CFO",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T08:31:10.321979Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:31:10.321979Z",
        "updatedAt": "2026-10-27T08:31:10.321979Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Founders' AI CFO: cash and runway, month-end close, Stripe in QuickBooks, reports, UK deadlines.",
      "name": "ai.topy/cfo",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "A TOPY API key (Dashboard → API keys); or run `npx @topy-ai/cfo-mcp login` once instead.",
              "isSecret": true,
              "name": "TOPY_API_KEY"
            }
          ],
          "identifier": "@topy-ai/cfo-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://topy.ai/mcp/cfo"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/TOPY-AI-LTD/TOPY-AI-CFO-Skills"
      },
      "title": "TOPY.AI · AI CFO",
      "version": "0.1.0",
      "websiteUrl": "https://topy.ai/developers"
    }
  },
  "source": "mcp_registry",
  "summary": "Founders' AI CFO: cash and runway, month-end close, Stripe in QuickBooks, reports, UK deadlines."
}

What the leaf hashes

{"body":"a2df0dfd6f3ea49c28ef8135ef5d34c0f752690a828341aad1c6c883e650a54a","id":442852,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093256143298,"prev":null,"subject":"mcp_registry:ai.topy/cfo","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x438760a298ee29e0534032af8d953f8acdbcfd5743c35a1b0401beac2c25a874
2. 0x1d6a609dd307f66ba7ccf4b09ff6a11ebcfcf735ce24a86f86c2a1137ca59b60
3. 0x12c10ea66187713fc3fa40c62769ba117ed0754d1ca76d918d5d70f425ba693b
4. 0xa39024990f3da09d185415b88e4f9a25444fbb519e982c3ed9cace03bed3e572
5. 0x85fe567fb1c6f53d58d9c001207b36be44165e309f940fcec2a7db6506a4d8a3
6. 0xca9f0d95f3dec70a3d09f7385e19b036da12b0f0c86098049bbf03af2135ffff
7. 0x2c3bf493e0c09fc501bbc9691460e6a920dd9c11540a0a5ba94926425368ff5d
8. 0x450c41f773657b93aa416321ff203e95b6bdff27dd9bd39fa5686ebccb06cf74
9. 0x311dcb235420dd0a7ccca6bf4deabb59272c19e6518a5eca6fd03ca197e48a5c
10. 0x5cfa63a10b3487db61c92c626c33b1eff3ac4075db618a1c0441712d51f536bc
11. 0x0e19abd28ae6841ef1d216f8789479240d9ce058f38983d79663e25a2f533e88
12. 0x73ca48521d1cc492ee4ab86757972943f96dcf68a114d6383fd5e527c332af36
13. 0x4b4a1e815a33d351cc45dfa35f97aef5faf461590a54756a40dc36a0bbabf04b
14. 0x1de9caca1fa6dbbe090ee48dad5f962bbfd09856fd897edc8c3c110272d35c56
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4