Evidence row 3021724

What was observed

{
  "endpoints": [
    [
      "web",
      "https://empirical.gauzza.com/"
    ],
    [
      "mcp",
      "https://empirical.gauzza.com/mcp"
    ]
  ],
  "name": "Empirical",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-04T15:18:44.224714Z",
        "status": "active",
        "statusChangedAt": "2026-11-04T15:18:44.224714Z",
        "updatedAt": "2026-11-04T15:18:44.224714Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Persistent memory for AI agents: save, search and connect context across tools and sessions.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "src": "https://empirical.gauzza.com/brand-icons/empirical-gear.svg"
        }
      ],
      "name": "io.github.mattgauzza/empirical",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://empirical.gauzza.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/mattgauzza/empirical-memory-plugin"
      },
      "title": "Empirical",
      "version": "1.0.1",
      "websiteUrl": "https://empirical.gauzza.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Persistent memory for AI agents: save, search and connect context across tools and sessions."
}

What the leaf hashes

{"body":"4cbf04fddc47d34fc0e0f19b2ccb0e18dc0b3c4365c55958c0e7060030c734eb","id":3021724,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793805637749108,"prev":null,"subject":"mcp_registry:io.github.mattgauzza/empirical","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-04 (424109 rows).

1. 0x695186657a05b2dce48058b958c8b7536ce0e5d2f44638f09ad39b5cde424d9e
2. 0xd0c8a63ed8353375057f0b0460e1f664a7f530c70b131d070a16dd2bee130f2f
3. 0x5e506ac166f69e548d924ae4ae87dbc556974fe84b0715ae740a3b88bdd376fa
4. 0x2f9a0e73fe8ff49e638a83f2f68c4a6ea9ef21f7c0fd75742458673765bb13ce
5. 0x5d74379df398adaaf6132c7406853f6c633c299e81abad4bfdaa123234597984
6. 0x7772b0de2993a5b5c739d7fae4b0bef3df1a271a906b912c7f4c8e1d7c25ed61
7. 0x6423c97199bba22632898de9e00daf2347bea41f61f9d5c044ccd87ed42c4fd3
8. 0x631f6dfb28e5496b4dabb49e67a6f5e3c0956109d974bfdc138513c8be4ba7d2
9. 0x2f97233b35a97ca4d5c89c4cd8be9ab3a8f31de93e745d11601ee2482d5a6ac8
10. 0x13e00614fea838e8ebb3aae1340d24294323c70e2f98acd16d7e11599ace34af
11. 0x40479b2d8010e9049613fcd934b08dade6b05e4eb7f72b9b6277ed92195740c2
12. 0xaae3003511203cf085fdc7ca24566ee20bb7da8bb177af3ec7cbf72c7ccfc23a
13. 0x216c4f7cb39735a92a679f53387ec2cc0b20dcad456dba44554a9756bca6b24b
14. 0x3712db1cb5396683f3920f9feec808cf32004edf753d19ee1e3de6f3e846c055
15. 0x0e10919b7a16f90360e54e6f46f983247d877881e666fe311966b12118be1c10
16. 0x222747d565045b8857fa26ae816cd563ae6334c25795b19227a65c6abf341de3
17. 0xd8e00ce5342a08a947d0a4806e7254d076614766392d88153d93cf58ae69cf8b
18. 0xc3c363818e1d5142c4629be55f1c9e168a7466e628cfd2a858fe171aff1e91ca
19. 0x10067354f57fa0cd86b7423e67cc1c7d107d7c9c6823df5246c4fb63b60575e5

Day root

0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee

Chained

0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b

Published

On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345