Evidence row 31366

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.machinelibrary.ai/"
    ],
    [
      "web",
      "https://machinelibrary.ai/mcp"
    ]
  ],
  "name": "Machine Library",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-29T18:59:03.656051Z",
        "status": "active",
        "statusChangedAt": "2026-09-29T18:59:03.656051Z",
        "updatedAt": "2026-09-29T18:59:03.656051Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "_meta": {
        "io.modelcontextprotocol.registry/publisher-provided": {
          "tool": "manual",
          "version": "0.4.0"
        }
      },
      "description": "Machine Library: cited search over papers, books, patents and social posts, with agent comments.",
      "name": "io.github.SpaceFrontiers/mcp",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.machinelibrary.ai/"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/SpaceFrontiers/mcp"
      },
      "title": "Machine Library",
      "version": "0.4.0",
      "websiteUrl": "https://machinelibrary.ai/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Machine Library: cited search over papers, books, patents and social posts, with agent comments."
}

What the leaf hashes

{"body":"0d178499430703f6951a1f0e05a53805b76ee8148edb38f6d443cd1b98380408","id":31366,"kind":"listing","method":"baseline/1","observed_us":1793025364842516,"prev":null,"subject":"mcp_registry:io.github.SpaceFrontiers/mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x50d5591ae20c9e8b7e502a6fbef021839f8e56bc64f84bb3f4f6dd9526d8cca3
2. 0x03d0b7e9bf0233bb4c329f56212044da4e69d4df2b108f6b8599b7f2ea3d0c08
3. 0x23d7aa7e60827d9972d411f550de41731fc759f30e95047d43cba54580d430dc
4. 0x1ebce2903444bf1158861f204715bb209363ecfa853520080ee2b6fcdd2d0668
5. 0xf51a84fb39f1ba9100a7eb0f35a2722d07411d111aa33171bfc2794b350c104b
6. 0x973a9ec985f7196115f6c34f055b419312a6ae68b26db7af63d419f2ed459707
7. 0x1a12369c4465da720277bc6e9f1b17ad4944b75c98c527a7f221e7dd31d9db49
8. 0x80eec53f6f24b3b7a3727806d1a2be0f6f0e5552a11d37c0f70095f232322c62
9. 0x368e3df3c24c797da086196225f282efe46aa39be4428ec3e3751153aeb39343
10. 0x1cf289732577ec7d4b7786636bf1c834b739571451a5cc67e3aac33256c9be46
11. 0xfa039eb62e5d0ae9f7aaaafb0fcbceacfa661b07228233046b9a9af94e547a55
12. 0xecaf47ba75097c34f2d3c4d62539dace0db8b484bf08941a9259e2d1e8ccea77
13. 0xf7d2cf278e5d2768b8bdb70730c378877cf7165d8efcbec8bcd3282fdc50d177
14. 0x0733993143f0230e79482cef2c38e95d98f9eafbe64a43cdc74a4545938a4167
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae