Evidence row 59087

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.helio.so/"
    ]
  ],
  "name": "Helio",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-19T11:58:33.717827Z",
        "status": "active",
        "statusChangedAt": "2026-10-19T11:58:33.717827Z",
        "updatedAt": "2026-10-19T11:58:33.717827Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Open-source governance for MCP agents: useful autonomy without unlimited authority",
      "name": "so.helio/helio",
      "packages": [
        {
          "identifier": "@gethelio/proxy",
          "packageArguments": [
            {
              "description": "Start the proxy; it reads helio.yaml from the working directory",
              "type": "positional",
              "value": "start"
            },
            {
              "description": "Path to helio.yaml (default: helio.yaml in the working directory)",
              "format": "filepath",
              "name": "--config",
              "placeholder": "helio.yaml",
              "type": "named"
            }
          ],
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "streamable-http",
            "url": "http://127.0.0.1:3000/mcp"
          },
          "version": "0.16.0"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/proxy",
        "url": "https://github.com/gethelio/helio"
      },
      "title": "Helio",
      "version": "0.16.0",
      "websiteUrl": "https://www.helio.so"
    }
  },
  "source": "mcp_registry",
  "summary": "Open-source governance for MCP agents: useful autonomy without unlimited authority"
}

What the leaf hashes

{"body":"f8d9e5f82aceadebf14c498dea27809ff44eb344cb777b2ea8c66f84f95a6e53","id":59087,"kind":"listing","method":"baseline/1","observed_us":1793025445742641,"prev":null,"subject":"mcp_registry:so.helio/helio","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. 0xae4797a5c34c153325fcf49cbb653891832218a0f80cdfa6c8083f43d7222a62
2. 0x1006f1a7121a136a56dc425e98f39fe55aef294274af2bc6a4f411af21776847
3. 0xbd312c3ae95fb01300de40aab55e041c999dc3bf13e081ef711ef4eb50a50e6a
4. 0x847596d78609c9ec1fa91d78b46b4fdc6d4be241b446c9412e5415eb7623137d
5. 0x2f5f95a5ed6551046107bf10ba00c8e30262ed0905e280d427b989086984486c
6. 0x328821ba648d7c4691d9a137de187c809a5c7ddd38c69600c7ea384c51e93da2
7. 0xca26709d9eef2d53d1f0cda26c3195c5b74ad2d8410a1d42f9fa40e444392a95
8. 0x8c6f528cb76252b9d7d4f95c126ef4377884395656f24cad04ae4e97b6259665
9. 0xefa6fbda900ed5d0d1468130ec6682fb0efc285576ec5a8c20f0ea937d888dcb
10. 0x3c54c01bf4318d5a836732de25aa152fd493cfc74e9e7d61b6833262a76c28e9
11. 0x3ed84d9e7fe1a3a53a5614d97b48e393d726ca06109e83696375afe5ad01fd8f
12. 0x51f06c175a7c946ebe50ef243d6f9370a8fe85c996e53eff19ffcc4585ea8c18
13. 0xe292b5a99219f136bce6647ce74b21240a1c7331d2475b1839220fd363c94217
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae