Evidence row 1828741

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/fcc-regulations/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/fcc-regulations"
    ]
  ],
  "name": "Fcc Regulations",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T21:02:27.741081Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T21:02:27.741081Z",
        "updatedAt": "2026-11-01T21:02:27.741081Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "FCC Regulations MCP — US Federal Communications Commission rules (47 CFR).",
      "name": "io.github.pipeworx-io/fcc-regulations",
      "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-fcc-regulations",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/fcc-regulations/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-fcc-regulations"
      },
      "title": "Fcc Regulations",
      "version": "0.2.1",
      "websiteUrl": "https://pipeworx.io/packs/fcc-regulations"
    }
  },
  "source": "mcp_registry",
  "summary": "FCC Regulations MCP — US Federal Communications Commission rules (47 CFR)."
}

What the leaf hashes

{"body":"8ceb565350c2a9c5ca9560c285745b9f03ab68800dae748b5c96635c3fe7f557","id":1828741,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793567868259907,"prev":993200,"subject":"mcp_registry:io.github.pipeworx-io/fcc-regulations","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x31a4b1737a3be6c292ef3c178fa5dcdbe33a8566c78a5cbe186d488e54510037
2. 0x2b8787dc2bd34e133a15620573541a3c5fc1536b13ffadf6c428e7ee8a675d74
3. 0x47e77762ce1cbec5c1a5973139662a9989369cb9028c2178eb80d52d9fe31953
4. 0x0fc24a897adfe1d5a481c9b12bd41e37911cfa5f8d0973957ba788f8d442bfeb
5. 0xc19ee36f51d23ddd7d391091f61f737ea301706b7a15c83fee6a901fe5468238
6. 0x434362ae5b93f6f29ae6a92ea34cbc07b49e2eb2286a1cd9cad17519183b8013
7. 0x649e5efffd1a6b3aecbb53940f6ca1061a9839ce3f5ac575b4cc38d09989ab26
8. 0x2a9244c3d744d444e552657bb7050069059744d32a7b42a9a0e1f3b9b54ef882
9. 0x7ca0380885c761156b611e265a46548d79ef416b697b4ab6a872e5051ebcd211
10. 0x9463db4d4655a374bbe16faa7c3e26c031a3c36786abfce7db2725c5ae4749e9
11. 0x578b0d34488dafff96bd4dd178c9e02745913bae6f31dbbc639592b0e8c817a5
12. 0x099087dc7fd6ec5a9024ef0581bebaa3e7a2663361b34456018c7e26cacdc019
13. 0xc392c192bf0854a262ff9bab5c87785855c8eadc29dc2a6a018670b7fb0b5d3b
14. 0x770f20a6b76206ceacb50b86f521e555bd27a1f27e7156c64591601c5b119595
15. 0x80b1e578d986f759ca01ea02c7a922e757a26a65318f9844ac72c5c1d4fe339e
16. 0xa856ad79e6f29a2b5516257f0d4817172cca11251fe2e7e8f3911b105fe2b622
17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90