Evidence row 3775019

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://cerebras.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/cerebras/"
    ]
  ],
  "name": "Cerebras MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-06T20:27:26.855734Z",
        "status": "active",
        "statusChangedAt": "2026-11-06T20:27:26.855734Z",
        "updatedAt": "2026-11-06T20:27:26.855734Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "List models, read model details and send chat messages in Cerebras.",
      "icons": [
        {
          "mimeType": "image/svg+xml",
          "sizes": [
            "any"
          ],
          "src": "https://usefulapi.io/icon.svg"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "256x256"
          ],
          "src": "https://usefulapi.io/icon-256.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://usefulapi.io/icon-512.png"
        }
      ],
      "name": "io.usefulapi/cerebras",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://cerebras.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/cerebras",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Cerebras MCP by usefulapi",
      "version": "1.3.2",
      "websiteUrl": "https://usefulapi.io/cerebras/"
    }
  },
  "source": "mcp_registry",
  "summary": "List models, read model details and send chat messages in Cerebras."
}

What the leaf hashes

{"body":"4301dc7f19ad083abec32b7ee83d0b979418f9e434cb9eb8320417012de14482","id":3775019,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1794000213928416,"prev":3764560,"subject":"mcp_registry:io.usefulapi/cerebras","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-06 (303443 rows).

1. 0x583a9deb4de6bb925de8a549d74c561559e43a3de0a865c717ee6e9fd2fe1dd2
2. 0x171e563dabddad809b741cf1aba2ed512161eb621563080ed13b6bfdd46de4f0
3. 0x96df891ddc9986acdf0d52f528e1a2f959470f367f1266fae182fcac94c1f0c3
4. 0xa7df3ee09722135ad75cc693d9e36449dee83531c52734b98d00ae5109467a1f
5. 0x8cc535dfb2a25f2939f55e404f15b905b2f77079ef0dffe5829c5d21d684475a
6. 0x0818f23f355753d040295e3ad33814b2f5860e574e5d989ac06b7c1f2550083f
7. 0x9a43d48ba0ce83ca9a576cfe8ca59b04e709e00e2da99c576c269970e60181b7
8. 0x0c80ef5e3ac5ee01d29e9268f477a61a5b1232c4d6f6986d857ec849020b89fa
9. 0x39ca134bb500ee78d0b771b46cbf7d46210c71b334e59f82cdb582c1d0f255c6
10. 0xd593b7209f79531b2efcacafd776af30923b174fe28b66188751e2ab08fd155a
11. 0x7f705648f2852c211ccfebf2b842a85d48ed9e1fa26f0ec9769dc788e3dc18f9
12. 0xe25f0af305a011fd163d26a8529d224936c216910e0010a9fe15bca4a4791dcb
13. 0xbcc512453e412b86ccf5dd70c8388628107f6354266b2aab39126c372f454b40
14. 0x7abf7584949efd3b63bcfb8ca39ee05f7142b48c7862889137843da44a858a72
15. 0xf5bd84a61225f062ef205a5e8dc4f170a403665fdfa49b2b923457e0386f3abe
16. 0x7a2e5c8104eb5015bfa08d52a9278aa0b4da48bd2fb98690cc2d1c225b5dc691
17. 0x4a618d78b1cebba8beec4ef22aaac9187dcdfb39064e0be537ca2600abb90740
18. 0x119743aadcddb571b28b442b62196d4a0afc4e1c9979c2d477d34fcc9413deaf
19. 0xc0d08d48601d1be90bcfc025e66bcaa0030120d688dd9c919b36c2c4446f4948

Day root

0xb30ccefe7182c6f767e1fcbfb5f64ffd649da831f665f65c5ff39cd40512284f

Chained

0xc383f7ef68d2914082484765aa09e42c12c59a74a096ae64127c562618c506d3

Published

On Arc Testnet, block 71111178: 0xfba13cb7ee4ada7f2fee3702a786a2201596be2ffea37dfc281ab4c8e9942fe1