Evidence row 33425

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.arcusid.com/mcp"
    ],
    [
      "web",
      "https://arcusid.com/mcp"
    ]
  ],
  "name": "ArcID",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-27T19:41:24.728784Z",
        "status": "active",
        "statusChangedAt": "2026-09-27T19:41:24.728784Z",
        "updatedAt": "2026-09-27T19:41:24.728784Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Look up AI agents on Arc: ERC-8004 identity, feedback, validations and USDC-backed trust scores.",
      "name": "io.github.arcusid/arcid-mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "ArcID indexer API. Defaults to https://api.arcusid.com",
              "format": "string",
              "name": "ARCID_API_URL"
            }
          ],
          "identifier": "arcid-mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.2.0"
        }
      ],
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mcp.arcusid.com/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/arcusid/arcid-mcp"
      },
      "title": "ArcID",
      "version": "0.2.0",
      "websiteUrl": "https://arcusid.com/mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Look up AI agents on Arc: ERC-8004 identity, feedback, validations and USDC-backed trust scores."
}

What the leaf hashes

{"body":"93a705b97a1e8948cdd01e9941f5d0189f0aebb766fba8af577c87dde9b4f1c7","id":33425,"kind":"listing","method":"baseline/1","observed_us":1793025368747418,"prev":null,"subject":"mcp_registry:io.github.arcusid/arcid-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. 0x6f0edaaee33e74d2c8fb7fbb603b5c91c522b3f6b2fe3e5191b6cd03c2b6a11a
2. 0xebb0d40d502ab77a60232ae48de53987e39a32e74904b0b0ac23af4f231f2a90
3. 0x8e811260eab0dafacd33c766e2f55a478de2601928786769c08f2ea918c87609
4. 0x9a472850a948ed697398a57bc7cb4ff006ee766aca6c621d4a405b39324b4831
5. 0x4b896fd79846965df1375f570ae3a505996e5bf917f10cd1a85348ac813b89ad
6. 0x1f121c7b996b6ff73aa7dc04e6baa97d7127d169c39c4a3a3ca8f9e0a1032586
7. 0x1d8af8fbea80342e47737b2cbf1c152ae6667e99b748ad1731e826affee09e1e
8. 0xf63dd8885e71135ef53de83a90543081258a2f8a1b2c9003f15b0dc60383895c
9. 0x3233ccff456551e58b13319f20aea0ad7617c984fa35496e2c86468f706b3400
10. 0x21697b5033eab051196ecfd0591995e96b02c13cc0342e056b639cda759e3630
11. 0xcea975b85294606fde77157e415805eb2b2339729d4782f73ff75ac4682fef10
12. 0x134f9b6d26973548d1c789e6b61a12b25e2a5a8fb632e692cd20a1b08d766a1b
13. 0x14b83e3bc6587240f31cd033d09d131e0775b7b00aada9042597008a70399013
14. 0xfc9b5a81a7a83a1c735a4fe64590beb9db14d2366f463161358af28c3ea9a81d
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae