Evidence row 29505

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://404.directory/mcp"
    ],
    [
      "web",
      "https://404.directory/"
    ]
  ],
  "name": "404.directory",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-30T04:33:50.058024Z",
        "status": "active",
        "statusChangedAt": "2026-08-30T04:33:50.058024Z",
        "updatedAt": "2026-08-30T04:33:50.058024Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Risk preflight for AI Agent tool actions and Polymarket settlement and execution checks.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://404.directory/icon.svg"
        }
      ],
      "name": "io.github.MM-sheng/404-directory",
      "packages": [
        {
          "identifier": "@mmvv1638/404-directory-mcp",
          "packageArguments": [
            {
              "name": "--source",
              "type": "named",
              "value": "official-registry"
            }
          ],
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.10.3"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Stable random, non-personal identifier for this Agent installation. Used only for privacy-safe de-duplicated adoption measurement; never use an email, user name, or device name.",
              "isRequired": true,
              "name": "X-404-Agent-ID",
              "placeholder": "agent:550e8400-e29b-41d4-a716-446655440000"
            },
            {
              "default": "official-registry",
              "description": "Non-personal attribution label for this installation source.",
              "name": "X-404-Source"
            }
          ],
          "type": "streamable-http",
          "url": "https://404.directory/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/MM-sheng/404-directory"
      },
      "title": "404.directory",
      "version": "0.10.3",
      "websiteUrl": "https://404.directory"
    }
  },
  "source": "mcp_registry",
  "summary": "Risk preflight for AI Agent tool actions and Polymarket settlement and execution checks."
}

What the leaf hashes

{"body":"c5e4fe094fbb37cfdd8a71cfad06a194a96a4e9a0e974a001d15fe81c37a57fa","id":29505,"kind":"listing","method":"baseline/1","observed_us":1793025361176139,"prev":null,"subject":"mcp_registry:io.github.MM-sheng/404-directory","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. 0xb3ae4d8de8c5d7a7730b497a2d88d3c8d5b461dd6997374e8d97ac8f4d953631
2. 0x992de4f656393a049828cde866d7ff66b6e308e4c70b1cc72967d697ffc11f84
3. 0x96d4b1dd339d7f3255f62e35ce6b72c46c36089df29ff406fa7f2af04ee8d732
4. 0xaa22639b857d872644cb786b132013bad33f4df2bbadd9f2846a425190de6a9d
5. 0xfb5d16231c42cf9be6510ca64df66e92f833a7305d5e3c3bc435108f3d82a102
6. 0x9686ee79f2fdb723ed9c8750810f9d10453ba81c7434c5d9a0456edcc563ede5
7. 0x0658e78fcb404df5602d39e5beafaa77d1ee05821983d0fa844a41027afed085
8. 0x586bdb7687a269ac39949e89c2081ed5b77656463f4a1cb65a49e3d75b29e58c
9. 0xadafc16d116ead5edc3f88bfcb559a636d9650754ac1f6fa383c7092df3f8bf2
10. 0xf04f1893fe6291cdbc16182b9a16bead5bf9b24bd4e846024218e2491f79cc69
11. 0xc50bb1c2185da1e4294f4829be5412051ce30550dd05a2a26962841b3ba2399d
12. 0x3d6ec9d5ef8daa604601742088e213da0a439db6eff6ce50ec3ffb264a60ddd3
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae