Evidence row 58140

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.securestamp.online/mcp"
    ]
  ],
  "name": "SecureStamp Action Proof — Cross-Cloud Public Beta (Unverified)",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-21T17:42:25.678196Z",
        "status": "active",
        "statusChangedAt": "2026-08-21T17:42:25.678196Z",
        "updatedAt": "2026-08-21T17:42:25.678196Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "UNVERIFIED: cross-cloud beta; sandbox by default; production opt-in via customer Guardian.",
      "name": "online.securestamp/action-proof",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Absolute path to the customer Guardian Unix socket. The bridge fails closed when it is unavailable.",
              "format": "string",
              "isRequired": true,
              "name": "GUARDIAN_SOCKET_PATH"
            },
            {
              "description": "Set to cross-cloud-beta for six sandbox tools or productive-beta for explicit production opt-in; defaults to three beta tools.",
              "format": "string",
              "name": "SECURESTAMP_RELEASE_PROFILE"
            }
          ],
          "identifier": "@securestamp/execution-guardian-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.0-beta.2"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "OAuth 2.1 bearer token.",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.securestamp.online/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/sergioortizlatorre2/securestamp"
      },
      "title": "SecureStamp Action Proof — Cross-Cloud Public Beta (Unverified)",
      "version": "0.3.0-beta.2"
    }
  },
  "source": "mcp_registry",
  "summary": "UNVERIFIED: cross-cloud beta; sandbox by default; production opt-in via customer Guardian."
}

What the leaf hashes

{"body":"9fea6fae33ebf0bb33d6a07301c450ac2a75a105fb496c8e652cb66f5ed8b45d","id":58140,"kind":"listing","method":"baseline/1","observed_us":1793025443834621,"prev":null,"subject":"mcp_registry:online.securestamp/action-proof","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. 0x769c2f72b102d19aa236c2ddf11a8e43837bcd8140109d5b6ff7568086f6c0f1
2. 0x81b45b5e44b983a5f8bd9060c539b5a0b5b8ace5a6d2ec92642a2c217591ea0f
3. 0x9729107b5770ad0738874adc699f27b7aa8c0e5f4490005667478539cd3aeddd
4. 0x88c9826c16cd9edf5f2cd25efca7ed5f3ddd4c5fb2b540211459fd20813c1679
5. 0x43f474bc9c720ada44b1cbed21f8a799120965993a52e4011908d58919e5f950
6. 0x68a629b4c57cde07f093de40e2ee7c5d319f1e90fce891f429fcce1a4c2af89a
7. 0xefedca1fe5350f762dc3cc77fabdaf9576b0a954bda981931fc2975785ef5471
8. 0x0c42e993f5244c7094d21720029b9089573e13e34fd3b99e8d44826239869fe4
9. 0x1ef3a874c5a7717a0b525ca3c5c503addfcf2eb6b24182e4bd1cd04458449b5c
10. 0xf99eec69e7b273c29cfbdaac6b9d0d445684d8769e059a72e77ed52679165ecc
11. 0x2b0f6f9a9d5201404fd0cd99316c4ea1c2b3853278de26cb244fc2433c8b6831
12. 0x8fdfac9874f184de58b63efbdab0fc27674958d741146d02f58b04d3c559cabf
13. 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae