Evidence row 22757

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://dulieu.dev/mcp/dulieu-reference"
    ],
    [
      "web",
      "https://dulieu.dev/mcp-docs"
    ]
  ],
  "name": "dev.dulieu/reference",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T07:35:17.175869Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T07:35:17.175869Z",
        "updatedAt": "2026-10-18T07:35:17.175869Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Vietnam daily data briefing and the 2025 province-merge map",
      "name": "dev.dulieu/reference",
      "remotes": [
        {
          "headers": [
            {
              "description": "dulieu.dev API key (free plan: 100 calls/day) — create one at https://dulieu.dev/settings",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization",
              "value": "Bearer {api_key}",
              "variables": {
                "api_key": {
                  "description": "API key starting with dl_",
                  "isRequired": true,
                  "isSecret": true
                }
              }
            }
          ],
          "type": "streamable-http",
          "url": "https://dulieu.dev/mcp/dulieu-reference"
        }
      ],
      "version": "1.0.0",
      "websiteUrl": "https://dulieu.dev/mcp-docs"
    }
  },
  "source": "mcp_registry",
  "summary": "Vietnam daily data briefing and the 2025 province-merge map"
}

What the leaf hashes

{"body":"f3ed9e5961ac529a13d28e3dbdc0c70cd8d5f6a3382155b637a0bd108878099c","id":22757,"kind":"listing","method":"baseline/1","observed_us":1793025349659150,"prev":null,"subject":"mcp_registry:dev.dulieu/reference","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. 0x7af5a243c1f5e89f5ce1bfb4a3e111ae010a411c3816fc55f3cb535373449337
2. 0xbad7c23ccfeb7b02883734a76441ce4cef05677d838808f870167f17ecd377e5
3. 0x9e3f5861d9df96652231247790d136f7fc2dfbd00fb71ceaf0dab629f7c23bdb
4. 0x528098aed0381c71c5d12e70c69d6bdab882beb131fcf99fd328d0c5daaf048d
5. 0x9fabad8a9ba01745dc76f49750b066ab18e302af3f939b119b9fa3fc7b97ada3
6. 0x3630b07e077510817736eff6d34fc4c7787588af48e1a53d1553cc71086b855f
7. 0x32bd1f2efdafae2d4f43b8c57db616983bc63f152362b25ac21b593c366b97fe
8. 0x128fefa7179eb6b68574aebac765389ee4388b39c197ac15accaa08779300ac1
9. 0x8538b668ed58b72cabc6b99d60f85a3ea2176e1d3ec947794899400b5f19d061
10. 0x227b1846e9338d14a584d945977a59dd6a05f2e84a33212202400515ac9c0632
11. 0xe7152aaccc7d7d5da2d13bc6ee8ec470b8c1a5abe7dfed1431f0ed53ec50ebc5
12. 0xa6406b1a5540d26e0cbd03bb274a01c10968fadb17913a6043bb9427ddfb71ba
13. 0x01c95624b1f2385ef774ee258a9ae58a4df07a1bdaa829de84e1d5201f3f39c2
14. 0x7721d38652b6444b18e1193824e50490ade04851ce6221771f6e374c4527d80f
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae