Evidence row 22759

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://dulieu.dev/mcp/dulieu-weather"
    ],
    [
      "web",
      "https://dulieu.dev/mcp-docs"
    ]
  ],
  "name": "dev.dulieu/weather",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T07:35:10.218691Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T07:35:10.218691Z",
        "updatedAt": "2026-10-18T07:35:10.218691Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Daily weather and forecasts for 70+ Vietnamese cities",
      "name": "dev.dulieu/weather",
      "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-weather"
        }
      ],
      "version": "1.0.0",
      "websiteUrl": "https://dulieu.dev/mcp-docs"
    }
  },
  "source": "mcp_registry",
  "summary": "Daily weather and forecasts for 70+ Vietnamese cities"
}

What the leaf hashes

{"body":"4d6ca7c13139c4074eedf106462fcdd8389ef5c47fa541b3a7f7053f28c4fd50","id":22759,"kind":"listing","method":"baseline/1","observed_us":1793025349662124,"prev":null,"subject":"mcp_registry:dev.dulieu/weather","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. 0x8a87a247dc3c22eec514e9b1799b484a6535499200cbfe49a21bef85c6d827cd
2. 0x6e803be17e9b914fc7eb3c7f70b737ece34ac43b4e193d7df1e610c0e4c3237c
3. 0xb6f6e65ea2b2fef61b8b5f90cd65173553e842f4ae99b209b51a3c341426ce29
4. 0xacc4b6925083df2467620a1e7f5c9273ac975862fba578f5b808c1f19d261d20
5. 0x17c2dc8c1b989692909392da867981bb4f8bf67a07f864a1a7e905dbd560dd4c
6. 0x89924ceb15f486694680a0a3c9c72e7fcf29ad8715c1fbb99ae004da56ce35b2
7. 0xa9f5155dc8f50c2cc7631646aab1b5ad756bb7489b232ce62b846a85e3fc023f
8. 0x9db76fa629744ea9fc81a8a11893e21bae325963ad4b2921e71f4ac8b6ab1489
9. 0x352f95a90ddf670da0c15f4add58a497a3c0f4bdaf1a011fdc739952d6a95787
10. 0x67c271d2cb0547970af1a3a20e3bbc31daf0437a645896912ec05b65fd679fff
11. 0x231f490acbb86d1ac0f80fbb2d49e85abc0ff9c6392ca16679f2cdf49b2863ac
12. 0x8cb11bf3bc7d3a6f859c170a167821024ffc4758cdfd2cc96f61a3291aefb637
13. 0xd5ec7ffaecac790d8adfa0620b0a5494758f862e3090b49e556a6ecbad2f0782
14. 0x78ac2b34737774659a6a411f4d10b8ba570d40699d9f277321c3a32ff03d1dc9
15. 0x7eb603d37f0f22dae1ea013e391889906ffc0139ff26e25b044bee38eec8f9b2
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae