Evidence row 1828740

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/fcc-ecfs/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/fcc-ecfs"
    ]
  ],
  "name": "Fcc Ecfs",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-01T21:02:18.433736Z",
        "status": "active",
        "statusChangedAt": "2026-11-01T21:02:18.433736Z",
        "updatedAt": "2026-11-01T21:02:18.433736Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "FCC Electronic Comment Filing System public search and retrieval.",
      "name": "io.github.pipeworx-io/fcc-ecfs",
      "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-ecfs",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.1"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/fcc-ecfs/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-fcc-ecfs"
      },
      "title": "Fcc Ecfs",
      "version": "0.2.1",
      "websiteUrl": "https://pipeworx.io/packs/fcc-ecfs"
    }
  },
  "source": "mcp_registry",
  "summary": "FCC Electronic Comment Filing System public search and retrieval."
}

What the leaf hashes

{"body":"c293b063591b7eb61d27bf9c31019c7f90892618f838a3b9dae3e302571afa9f","id":1828740,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793567868257387,"prev":993199,"subject":"mcp_registry:io.github.pipeworx-io/fcc-ecfs","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. 0x8d03c3ca81b336983dbc1e39ecc546ae3208e470c46e421b1b9aba078e784cf6
2. 0x2ba20b8842738f73c07e495d1f2cfba7fe91aee94336bd1c36d7008e2e098889
3. 0x1b17b2df51d1d60bc81094dabcca994bb3f6484b0150fd94fa858099b880c748
4. 0x5ef3554d35534ed91d1a7cd042337b84dd9422278244f379870e77894e3abb75
5. 0xe72d6c63a3fc09b350d0d59b0478130913a1104b67ab179963e7856d63377635
6. 0x46d2f154198cf7396a33f097619897d0fe52670fbde4b8b33fe129d2601d77d2
7. 0x1528a03fe386b95e2507941f33ee432b93b6b4820bdbf465a670021d75d2f4f8
8. 0x7de3cb0ba63d36646f1403c9c2bc4e933df8f44fdabe138b2f077dce2d544e2c
9. 0x9a303b5e855adc372f5f7a354a69fca8e882b656d4cde4fcb4dc98abc0a47f05
10. 0x58b98cb68d811777b33dc28ecad6a81b3c0f2cf586dbb3f30833b522b561878f
11. 0x9255401df82b9e9941c23ddd39ab6a8c8824d085d3347dfb42e9e4b3cad50c96
12. 0x29d7a2a4df0d7fa79f3b537becdf01ca611b7c70fbde18f9fae82bb3e270cc73
13. 0x6129eb29b7f3727c333751ed672fa6e4b231f839ed64750b5d1005800847c8dd
14. 0x43a0d126875c656347b68ba3c0196959406aa8df8a7cd284fd2814ddd386322c
15. 0x23107b06227fe01d939429fa5248f5555093c421dfc6b8bc6ba3518a65263d17
16. 0xc2b1c84ef3531511a3d8d9db5ff9eeca2725a3782e7f9c4ac87fc0f1588349fa
17. 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
18. 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90