Evidence row 28035

What was observed

{
  "endpoints": [
    [
      "web",
      "https://yieldagentx402.app/mcp-server"
    ]
  ],
  "name": "io.github.Fabio662/yieldagentx402",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-05-19T15:36:14.305117Z",
        "status": "active",
        "statusChangedAt": "2026-05-19T15:36:14.305117Z",
        "updatedAt": "2026-05-19T15:36:14.305117Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Policy-gated x402 MCP for agent workflows with TEE receipts, 18 tools, and no custody.",
      "name": "io.github.Fabio662/yieldagentx402",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "YieldAgentX402 API key from https://yieldagentx402.app/apply",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "YAX_API_KEY"
            },
            {
              "description": "Your agent ID from the dashboard.",
              "format": "string",
              "isRequired": true,
              "name": "YAX_AGENT_ID"
            },
            {
              "description": "Optional full MCP endpoint override (default: https://api.yieldagentx402.app/mcp).",
              "format": "string",
              "name": "YAX_MCP_ENDPOINT"
            }
          ],
          "identifier": "agentx402-mcp-server",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.4"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "mcp-server",
        "url": "https://github.com/Fabio662/yieldagentx402-sdks"
      },
      "version": "1.0.4",
      "websiteUrl": "https://yieldagentx402.app/mcp-server"
    }
  },
  "source": "mcp_registry",
  "summary": "Policy-gated x402 MCP for agent workflows with TEE receipts, 18 tools, and no custody."
}

What the leaf hashes

{"body":"968e20d509652fdb1750f8e231e927b98a2997381e4f0d5bd1b9865fbea28c4f","id":28035,"kind":"listing","method":"baseline/1","observed_us":1793025358402172,"prev":null,"subject":"mcp_registry:io.github.Fabio662/yieldagentx402","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. 0x8fc3e0f020284d26adb27fca8a368297166d87459dd82542e2b05b5df183f62e
2. 0xf5b189c24f33f0359316c87053b03a1d7217a7a3297a86b2fddb03f98355840b
3. 0xe76c6e8254d6697a30b4d94cbd136665faf94b41293bb083e0e0ae9d4232252b
4. 0xe769eccfea6a4223898c0072270a45ce40bd70a7c3efcc9e01bc297cfa6cd2a7
5. 0x5b1c84eed6124430e5a14d9a6c1ca3618cc53528cea61e9e8a1729abdf8be5e4
6. 0x9ecf27b80320a1773f971fc9ebd968830410154b17cd61fb12fe1ce975739763
7. 0xe2fafb365a298cb8a067157b013a770df6dec84b3c9502eff7cdb23d0ee535f5
8. 0x4cf29b85012de3ff64f3a5087a80e3b9ace7a723a84489f0078dd6ab8401a3df
9. 0x49df1bc4ca978123e94a91d4ff43e70d00299f08473152f9ee6956a69f073b9d
10. 0x008d45ed99bece5d0babf3bd1d6fb4a93a70f99077db6328a9bbfbc9519f9600
11. 0x4ef4c3a70c6b26977cbaf534a1ab9edcc651b2d385e682cd5a3f54a060ec0018
12. 0x4634efb8094d1dd2874013b832ad8653e49400f57bf98efdcc5f925ed08d0f5b
13. 0xc0cb184c9bdf71abcf18fda97bd59289153d120dbf8fee9f517b63bf303deb95
14. 0xf0edabbb9ba0d643e5505d19d07637eb6f6aed0a1c7356af43ae7d84ae9ef0c5
15. 0xf0bd63870f0bb378fa300bd33563050dcb7b3e02b44eb3ee550c1c534ec4b246
16. 0x1ac20d30773e1f4f2f811540e9a99b5cca9177c9e2e029acc0d80cf3f1d11f0f
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae