Evidence row 28440

What was observed

{
  "endpoints": [
    [
      "web",
      "https://qector.store/"
    ]
  ],
  "name": "QECTOR Quantum Error Correction",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-24T00:12:59.584768Z",
        "status": "active",
        "statusChangedAt": "2026-08-24T00:12:59.584768Z",
        "updatedAt": "2026-08-24T00:12:59.584768Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Local quantum error correction tools; decoder output verified against H c = s (mod 2).",
      "name": "io.github.GuillaumeLessard/qector-desktop",
      "packages": [
        {
          "fileSha256": "ab226338bb5b689d9351fe72d05e712727e7ec448050c1de99b35770eda24283",
          "identifier": "https://github.com/GuillaumeLessard/qector-claude-plugin/releases/download/v1.0.6/qector-claude-desktop-1.0.6.mcpb",
          "registryType": "mcpb",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.6"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/GuillaumeLessard/qector-claude-plugin"
      },
      "title": "QECTOR Quantum Error Correction",
      "version": "1.0.6",
      "websiteUrl": "https://qector.store"
    }
  },
  "source": "mcp_registry",
  "summary": "Local quantum error correction tools; decoder output verified against H c = s (mod 2)."
}

What the leaf hashes

{"body":"ad01ab7989b5a31bf11a4cd9d51fa6ac857a1e7005002326324e84995e4f0b3b","id":28440,"kind":"listing","method":"baseline/1","observed_us":1793025359686042,"prev":null,"subject":"mcp_registry:io.github.GuillaumeLessard/qector-desktop","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. 0x2b84d8f3aa52982942b4603052553a4055b6ccdb36014428f23f9b1502ca939d
2. 0x13a10c6a23203ec73c8e4de2c4ff4640bbc57e06e00a3178fa5bd4e5b43577f0
3. 0xf6ce60db2018cf7cb2f3a5d7c2fc2be0c99704437faae8b67e49607366bc39f3
4. 0x854f5c773289994e00a1b24e4384989d4c6dfda30143a7f4e67421d48167b671
5. 0xa5a47b6dc01aa0dcd78c4884004e062a30b3296e9f72243f80ce68602466a18b
6. 0x8d04532902f199aee2e2429139211cd90b16b3da873c1ee21d803a56b15ce0c4
7. 0x3fcb7835e4d74f70bc45a64f92a0a15efe7059b55649958948847b628fdfd1b7
8. 0x06a4f5e215952ef997348fc8a030009d1605904571f9e741cb6415af8afa25d0
9. 0x3a6ecefaa8fcbb3b2cdae229fc6f4c6315d2d9b9754b649cc06f960700c2f727
10. 0x755e8bb86bef8a205359ea18e6bb499124975e318b315b74b91ac3dddeb77d5e
11. 0xde76827525517f5c8aef4ffd7831eab09ee63757dcc2282bc64307fd6ee67ad1
12. 0xe8bf822fd6c66b233e3e13e08596e8fb41c1ed9b85be0e4d50cfc9b740c0e206
13. 0xb87e8b32cda179c9e632e227bbd8a6d1f6f61d9d81bb92dbd4dd835d2b3b5caa
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae