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Evidence row 46551

Observed , by baseline/1.

Kind
listing
About
source_record mcp_registry:io.github.pipeworx-io/federal-register
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
b89a5c674e95d093cf9f0d506b1c9455b4b9ce8e68786e37dbe29c611a9e3c20
Leaf
0xd32d2fc2e81508b234987e64761bc52f3fba7d7c4e203eeb682a5568e5abd977

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://gateway.pipeworx.io/federal-register/mcp"
    ],
    [
      "web",
      "https://pipeworx.io/packs/federal-register"
    ]
  ],
  "name": "Federal Register",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T21:47:34.441318Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T21:47:34.441318Z",
        "updatedAt": "2026-10-25T21:47:34.441318Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Federal Register MCP — US Federal Register API (free, no auth)",
      "name": "io.github.pipeworx-io/federal-register",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://gateway.pipeworx.io/federal-register/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/pipeworx-io/mcp-federal-register"
      },
      "title": "Federal Register",
      "version": "0.1.5",
      "websiteUrl": "https://pipeworx.io/packs/federal-register"
    }
  },
  "source": "mcp_registry",
  "summary": "Federal Register MCP — US Federal Register API (free, no auth)"
}

What the leaf hashes

{"body":"b89a5c674e95d093cf9f0d506b1c9455b4b9ce8e68786e37dbe29c611a9e3c20","id":46551,"kind":"listing","method":"baseline/1","observed_us":1793025408261602,"prev":null,"subject":"mcp_registry:io.github.pipeworx-io/federal-register","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (296695 rows).

  1. 0xd32d141c955d8f1f27643e768f33a928fffd2b60a8c1d69cfa25a6851283e9b0
  2. 0xf239abd65684b2b820aa4a00f473fbc4de3453eb7db77b1684fc01228ed58b8f
  3. 0xe5e662a4b9e8080af24ef239ac82c2fbcc92effcd8c67905c039483efae8cd4a
  4. 0x7a7093b12cf3f1d9f35b3dbed1da74c58cf9ab9b8d62ac64fd10570f9d53fa3b
  5. 0xfa7bc16b6e202ff3df3a8cc3b27156ee5e8f90b860a1bb8ff45bc279382b148b
  6. 0xc9f7e44aa1a0af90df86cd7f83fce13b0773d77b4b447a22d39fa4b19488caec
  7. 0x4e006476fcebed55c8c7c360d168ddd0be36b113b1ed005dfc187cfcda41b6d2
  8. 0xd5b6aefa611024c044d21a2bf5bc1cd1c8b4b7177e6a22ba132c7e0117ce5f94
  9. 0x69bddbf7e42f8fb5597e0324491b6c19a348f22d423d9b645614a36ed38cb277
  10. 0x23281d709cf04c855d24d0ddda1eeee00e3764cd2f480e88d171dd0d6536c42d
  11. 0xeaf3195c275963f3eeb4749105d68120537a7f4d52fd74b2b409cf37abd6484b
  12. 0x9f6b360f1992898cb3f17e45d0bf5a96f946d7eaf9705a57af03c151a407d239
  13. 0x889eefefef2d4457fe6114f397df813a5cbb85011a6f40309b54ddcd4aba3bd1
  14. 0xefabf1105e09cf52c12c58e60cbb5048b9ac3f02631d1816a926e14bdd86fbdf
  15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
  16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
  17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
  18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
  19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a
Day root
0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8
Chained
0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a
Published
On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae

How to check it · This row as JSON