Evidence row 796021

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://api.tokenzero.sh/mcp"
    ],
    [
      "web",
      "https://tokenzero.sh/"
    ]
  ],
  "name": "TokenZero",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T19:08:38.362463Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T19:08:38.362463Z",
        "updatedAt": "2026-10-28T19:08:38.362463Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "LLM cost optimization gateway, repo token-waste auditor & model arbitrage MCP server.",
      "name": "sh.tokenzero/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Gateway base URL (default https://tokenzero.sh)",
              "name": "TOKENZERO_URL"
            },
            {
              "description": "Workspace key (tz_live_…) for workspace_metrics; optional",
              "isSecret": true,
              "name": "TOKENZERO_KEY"
            }
          ],
          "identifier": "@tokenzero/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.9"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://api.tokenzero.sh/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/tokenzero-ai/tokenzero"
      },
      "title": "TokenZero",
      "version": "0.2.9",
      "websiteUrl": "https://tokenzero.sh"
    }
  },
  "source": "mcp_registry",
  "summary": "LLM cost optimization gateway, repo token-waste auditor & model arbitrage MCP server."
}

What the leaf hashes

{"body":"4a7e5cb6b86cf6e18985364e67bfa2629be7734342db65f7218d644f5ffa2b2b","id":796021,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793214748586849,"prev":581772,"subject":"mcp_registry:sh.tokenzero/mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0xaa2f4a404f39dfa3f6bb62305f5af2029c8cf5b10ee954fd3b41e2f9aba122bb
2. 0x0fe3992085969ba0f47661902e06d56c6216daf1fa00a5ab80698050f52a85f7
3. 0x089a99bb950b058a4761bf6e868615358b8075371590d8d132dd1767c7c0b7d8
4. 0x5f0deca14a2e40bd079e567e7d853918233ec0eb5b0ca0d9d62b59aec58f6b31
5. 0xafe8d6e860d6836d444b557519c62095e4b46e3f5787c035c1bdba77ceaa87be
6. 0x0fef41105d97ec89556faa45162a0eaeb9ada599491657260cf91f31e7b20eaa
7. 0xe01b2ab080f74862740a442538761b2985980b56a7cb311decbf230e060a5eb0
8. 0x4629f0f165188fc9848f153f87b0dc6ed60c5338aa6dafa91d70e54119499762
9. 0x1c805b76ec0ceb18a2f0980b18b69f228112b90676329d4f90c1ce84d9ff025e
10. 0xb52db0cef0d552068b2f71e5c60f94f96eddb9eac0d12a97adee32fed92cf031
11. 0xf34e41e9cc277a20c385102e8a5576b2276ddc59d293beab12972e80ab78e92a
12. 0x864e56ea8893f5b4969f5ebe8f1883dd12c242d8b9a9190f9a253d195d8ae03a
13. 0x25ce3921a378a5ca7081b75efd44058d84ef243397958d9919be590e3c4f72f0
14. 0x518f746edef7675640c92fbe2c056392702ec8f1ebbb6ede597bd5f7c0c5aea1
15. 0xcd8084fb60eb6be382a8750a344eb425404f5162e8ae3db9a15ef555a7942b85
16. 0x0f8977bd16865247451d1ee836b084081d3d0cd17d6a07353fad0c70393c7403
17. 0xe08e8bd91858a8a10c46ecde9c29a6288b960987303173c5e882afb46ce91fa0
18. 0xe6cfe00ae4e02bc12327e45b5f3334ea5850ba3bcc8e3101d30a8189856a95af

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae