Evidence row 22252

What was observed

{
  "endpoints": [
    [
      "web",
      "https://zennolab.github.io/zennoposter-mcp/"
    ]
  ],
  "name": "ZennoPoster: browser in ProjectMaker",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-21T09:51:31.17068Z",
        "status": "active",
        "statusChangedAt": "2026-10-21T09:51:31.17068Z",
        "updatedAt": "2026-10-21T09:51:31.17068Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Drive the browser of ZennoPoster ProjectMaker: open pages, read and click elements, screenshots.",
      "name": "com.zennolab/instance-pm",
      "packages": [
        {
          "fileSha256": "88cfa594f2347b966a57bc60f264330803d3fe0a74a31f12c35180dc853d2821",
          "identifier": "https://github.com/ZennoLab/zennoposter-mcp/releases/download/mcp-instance-v0.4.0/MCP.Instance-instance-pm-v0.4.0-win-x64.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          }
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/ZennoLab/zennoposter-mcp"
      },
      "title": "ZennoPoster: browser in ProjectMaker",
      "version": "0.4.0",
      "websiteUrl": "https://zennolab.github.io/zennoposter-mcp/"
    }
  },
  "source": "mcp_registry",
  "summary": "Drive the browser of ZennoPoster ProjectMaker: open pages, read and click elements, screenshots."
}

What the leaf hashes

{"body":"1a199cfd260f2d2ccfe92aa528e3eb0e37731ab9b77238c5893023c0fe35c1a7","id":22252,"kind":"listing","method":"baseline/1","observed_us":1793025341623243,"prev":null,"subject":"mcp_registry:com.zennolab/instance-pm","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. 0x0b816b8b6e3252e303e5a52eb684bc96ee6db72e884c370827ca3939ce2b94ff
2. 0x82db434d2e8ea34fb5aeb773abde23a52dc592f67958214ffa8f37ccd4d44111
3. 0x8fde27f41d250b8864cdc8b4dd7a6d004fe8d5fa1ac8bd20827bf945c0eda8c4
4. 0x040210ce08511ed2f420adab3dde0a2058d427d68bd405539ff36dde993fada0
5. 0x23b0a6c568d7ebad839da09ec6278d671eaa1b97eb7c2bf257255833155199d1
6. 0x806232e126b1cf3a09a2fb287da1289ed0bafac6f8cd7975b7f7ab75a635a08f
7. 0x4cc26f70874dd7c8c8fd98b2948567f1fa31ff2ae7042817db12dd9289198082
8. 0x6c3586ff0434d412c5d720f5b7458def824ed993b5ce26c03c62f48d8334ea7f
9. 0xbb196dbdd8cf4ca79447c2e0c4b090fdd2f22263ffc17ad7759a74222a9f2222
10. 0x0317d9c853b2cffa1fdc2c62014a377dfdfb03f28f46b665e5f3801b32d539fd
11. 0xb590404cb9438c769f672be0f0089b46b380374a2b3728911a35efd8d94b6a83
12. 0x0295c7c2280f85143f6ea027ec5cab1cda783eeef5bca0accb9aea607c5aa3c2
13. 0x5aefcf9e3d86e125861c0d490079969110eea8fc901ec61531bba10bb58258a1
14. 0xa96bb9408ce00a0d40ddaba8736257dfce76d5478b131d69db1afdf8a824312b
15. 0x7ddc2fead128357f881b63e6c7c26d7fbbb84fca6c7c8e0bbfe386de86ca8d39
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae