Evidence row 996850

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/ietf-datatracker/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/ietf-datatracker"
    ]
  ],
  "name": "Ietf Datatracker",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T04:13:19.485336Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T04:13:19.485336Z",
        "updatedAt": "2026-10-29T04:13:19.485336Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "IETF Datatracker MCP.",
      "name": "io.github.pipeworx-io/ietf-datatracker",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Optional Pipeworx API key. Without it calls are anonymous and capped daily; a free key raises the cap.",
              "isSecret": true,
              "name": "PIPEWORX_API_KEY"
            }
          ],
          "identifier": "@pipeworx/mcp-ietf-datatracker",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/ietf-datatracker/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-ietf-datatracker"
      },
      "title": "Ietf Datatracker",
      "version": "0.2.0",
      "websiteUrl": "https://pipeworx.io/packs/ietf-datatracker"
    }
  },
  "source": "mcp_registry",
  "summary": "IETF Datatracker MCP."
}

What the leaf hashes

{"body":"8783a589818ec1f0f903f87bbd0563de09f1bcb018843a090c8ed6a7a3154424","id":996850,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793250768836351,"prev":315383,"subject":"mcp_registry:io.github.pipeworx-io/ietf-datatracker","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x8d90cd3a89f45b538c9a12b8ed890607181f3c1c01d48e55090d127e7630f0a8
2. 0x42ebf30c52d481e32e524b0266b0c1172b012b2c73bf2c16c8a0fb5a11dae8f8
3. 0x6c0f16b97c4383eb091e6dff5eff3ca9f6955dd2f80f13ca565009e2111e457e
4. 0x4475a1ff584d00122bfa32922938f3557c16cb9d68423c2cbafea5ce3671c6ca
5. 0x539667367df1c37fbd85c526ac6dbcf31e0439a9791f8d87cc61bad6b9e0bd13
6. 0xe54eae13118dc19f0dbc14c7023a688233e3b50a3419e54ba1f96a67e8b1c9b1
7. 0x89e2c0a80b573a6416096c20d5736c9666ea9dfc337148ed356d89c0e210780f
8. 0x894385285801240d4bd3b823394c7ad9234c6c887a77a865ec1f6a22223c1247
9. 0x9acc937252de3b5c9435de0366411efbdb72c1b82958b25dd0fe9a077c5e4f5a
10. 0xbbe6b89c9ed6d50d9d3c156be0d5a62f6a72b459f97c8432fae1638db561b04d
11. 0x3b3eab346e7a47b87ebe61f6e320adc10d904590774eb8bb5050c62663102131
12. 0x1d615b19c2c04fb6c9c677cece38f67ef7e6752f8b1383a6004cc0c2ad4916b2
13. 0x63a21345a1456bb8748156be064b8f4fbf3ec1a36d6e9dfc0f579765a560fffc
14. 0x2ec9677def553f2064a7e34081a129a91f7999a429ef2705c4c539a9602f3bbf
15. 0x09d5ec1c01b0f087fe9f6cc95432188552da9adc88004aed57401ea49f2b56d4
16. 0xe38dc587bc010668982bd78025ac33d7326ffc2587f2de00e848da2718907ecf
17. 0xa1fa2e97e71ad6e802f325afd74bb7095901f2060529c9739182a1233f8804bc
18. 0xe01539ac4c9f9cdf265a9e5c6d99c8da11e70ff0c7175fb23e402d33b9d79785

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1