Evidence row 28615

What was observed

{
  "endpoints": [
    [
      "web",
      "https://qring.i4c.studio/"
    ]
  ],
  "name": "q-ring",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-27T01:06:13.26536Z",
        "status": "active",
        "statusChangedAt": "2026-09-27T01:06:13.26536Z",
        "updatedAt": "2026-09-27T01:06:13.26536Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "OS keychain secrets for AI coding agents, over MCP.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "192x192"
          ],
          "src": "https://qring.i4c.studio/assets/icon-192.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://qring.i4c.studio/assets/icon-512.png"
        }
      ],
      "name": "io.github.I4cTime/q-ring",
      "packages": [
        {
          "environmentVariables": [
            {
              "choices": [
                "keyring",
                "file"
              ],
              "default": "keyring",
              "description": "Secret storage backend. Defaults to the OS keychain; set to \"file\" for headless hosts with no Secret Service (CI, containers).",
              "name": "QRING_BACKEND"
            },
            {
              "description": "Passphrase for the encrypted file backend (AES-256-GCM). Required only when QRING_BACKEND=file — without it the file backend fails closed.",
              "isSecret": true,
              "name": "QRING_FILE_PASSPHRASE"
            },
            {
              "description": "Custom path for the encrypted file store (default: ~/.config/q-ring/file-backend.enc).",
              "format": "filepath",
              "name": "QRING_FILE_BACKEND_PATH"
            },
            {
              "description": "Directory for q-ring's registries — hooks, entanglement, approvals, canary webhooks, agent memory (default: ~/.config/q-ring).",
              "format": "filepath",
              "name": "QRING_CONFIG_DIR"
            }
          ],
          "identifier": "@i4ctime/q-ring",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "0.18.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/I4cTime/q-ring"
      },
      "title": "q-ring",
      "version": "0.18.0",
      "websiteUrl": "https://qring.i4c.studio"
    }
  },
  "source": "mcp_registry",
  "summary": "OS keychain secrets for AI coding agents, over MCP."
}

What the leaf hashes

{"body":"bc38e9a6e8066445e76daa2ebe7e4535ed9578cef968fd19759dc0d45efe3511","id":28615,"kind":"listing","method":"baseline/1","observed_us":1793025359881590,"prev":null,"subject":"mcp_registry:io.github.I4cTime/q-ring","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. 0x5b28d37b9c02ca813be4024c59bbace886cf5fadafdd53395596fb075d0f12c3
2. 0x169ddada1dfaf9efdf30ae9f546e688a74d063561f098586a8dba53895386b2f
3. 0x5b1aab0e85efc382a6b18521bb013299abc7156cab9a357de7ed493e443748c1
4. 0x01a684e1f012f0f471a697d96ac15af51e8b503e375166b857c7ca65df166690
5. 0xe3a55de458b0e4f73fa1d86ed8dc4b514620315e5e5cbd508065bb1a76b0ad45
6. 0x440a2734b4459d477e8ed731f0a201e9515fb544b49316da793373eb5c2104b2
7. 0xe332beeeecb4e0ae74a730b22437428d800263947f7a7070c8b455d4ac8161c6
8. 0x027a8402c2e07330d8f03c18e172952015314d491d17bab464dbb93b48fab2b3
9. 0x8d0bd3baaa8fbba8c2d7df70045aa5170bafa3e9908d8f865d799d6bf3162ad5
10. 0x3a905df6e7d9d413c4aff72b3831488fc24fa642cf9278ec5d44adbae8b73cb5
11. 0x37fa4d73456b07df68aa870df84ffd5c60272595484ae0f1ec31434e6c19eb44
12. 0xc4c7772b121e7eab8b40f10646f850453150d76d672e4926bf2534db20273157
13. 0xc8abb13c711b67d9f1ef145286ed450a0f5566f054a4b290ea3d711873bcbe20
14. 0x5cdeb4648502e0633d01cc4f3379d48cccb9d4f528565b2868eb93db0df9e829
15. 0x7726154b91b2ad65b13849ef6cb6443b1f0ff113a3089c9bd5f2bcfc16be099d
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae