Evidence row 21601

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://uni-msg.com/mcp"
    ],
    [
      "web",
      "https://uni-msg.com/blog/whatsapp-mcp"
    ]
  ],
  "name": "uni-msg WhatsApp",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-08-25T07:44:45.250078Z",
        "status": "active",
        "statusChangedAt": "2026-08-25T07:44:45.250078Z",
        "updatedAt": "2026-08-25T07:44:45.250078Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Drive WhatsApp from any MCP client: pair devices, send text and media, manage contacts and groups.",
      "name": "com.uni-msg/whatsapp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "API key from uni-msg Dashboard → API Keys (starts with wsa_)",
              "isRequired": true,
              "isSecret": true,
              "name": "UNIMSG_API_KEY"
            }
          ],
          "identifier": "uni-msg-mcp-server",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.3.1"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer <key>, using an API key from uni-msg Dashboard → API Keys",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://uni-msg.com/mcp"
        }
      ],
      "title": "uni-msg WhatsApp",
      "version": "0.3.1",
      "websiteUrl": "https://uni-msg.com/blog/whatsapp-mcp"
    }
  },
  "source": "mcp_registry",
  "summary": "Drive WhatsApp from any MCP client: pair devices, send text and media, manage contacts and groups."
}

What the leaf hashes

{"body":"17699236e67204196b91f417fa485e1ddc3dc944236468ae082710fed0541e39","id":21601,"kind":"listing","method":"baseline/1","observed_us":1793025340710815,"prev":null,"subject":"mcp_registry:com.uni-msg/whatsapp","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. 0xa1ef9c6dcc5ee9e7a01e43508d2ed8512659449fde40d3315a763f073c335bc2
2. 0xa4c6f8841a46273c9370ea0e7213157f4d4562cb03fcd75e0ad5194b6cf9601d
3. 0x551e2736b81d7127b7b7e63bcbe80bbbe94afd5ce033e0a47acc6eab2aac9def
4. 0xbbcfa356f2e14a371dd5b295b3da855157a49987af7d563f1535eefd8befbd61
5. 0xff0120edba811029a1962a250da7872619d6fb812ddbf8eed39e8c87ebec0984
6. 0x1d918c1168af99ce602994c2d373b7bd30fc309ab35cbd9d114175866378a246
7. 0x26150ba7d957cbb526a90a36d5149ee3b846e21221ece8eb603e4d1ac704da4f
8. 0x8adfa5fdc5337c3eab219eb50840e6cebfb892cea13f4fbd01b1dca0aa2f8a02
9. 0x33c43c2dd42247d4d2b030b625088f223c6c20020a9de52dfb3252e2a60a0a2a
10. 0xb3f8079d3f950c3f93c2829ed52d6d83dba720fdb1aef8897303edba370e9d0f
11. 0x9ca444fcd24e94bee95de2e8d69f385e59ecdaff6c1b017632bff037809c381b
12. 0x95576cc3dd18642c859f679cefa1cf80bfc6c690b065916c3585b14e8ef4b1b3
13. 0xf8d3e004d9a208d2c5e82ab676956d80f8a3c78387c61dad15a3a8269efee0d8
14. 0x6713795704ddd9c528d421fadd9cc96b0200a4ddbba84f88e718d4968dde888b
15. 0x62a900133713919f4eed33d8336876b7a6d538233b8a4f3ed03b29aa44f5bad0
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae