Evidence row 1228432

What was observed

{
  "endpoints": [
    [
      "web",
      "https://paystage.xyz/"
    ]
  ],
  "name": "PayStage",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-30T05:17:10.765726Z",
        "status": "active",
        "statusChangedAt": "2026-10-30T05:17:10.765726Z",
        "updatedAt": "2026-10-30T05:17:10.765726Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "PayStage umbrella MCP server: payment preflight + outstanding-auth watch",
      "name": "xyz.paystage/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Path to a PayStage policy JSON file (defaults to ./policy.json)",
              "name": "PAYSTAGE_POLICY_PATH"
            },
            {
              "description": "RPC URL used for on-chain reads (defaults to a public Base RPC)",
              "name": "PAYSTAGE_RPC_URL"
            }
          ],
          "identifier": "@paystage/mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "0.1.0"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "packages/mcp",
        "url": "https://github.com/base-buzz/paystage"
      },
      "title": "PayStage",
      "version": "0.1.0",
      "websiteUrl": "https://paystage.xyz"
    }
  },
  "source": "mcp_registry",
  "summary": "PayStage umbrella MCP server: payment preflight + outstanding-auth watch"
}

What the leaf hashes

{"body":"2e9e8d6d934c846ec412312f8e2fd0ffe2c5ded6314fe8175b902bdd0061d1d2","id":1228432,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793340894122360,"prev":null,"subject":"mcp_registry:xyz.paystage/mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x1a947d971145815842dfb8f5e684dc9931bd7d70414fdc5a2b233c5a3233678d
2. 0xd87fed041a553b379c77df37a54ab6eb7ea34deb5c1075cbbcd832da17378bf5
3. 0x8bab8379db9b253f17dc386a720d32429efb11d6f7f322831b3dded5153949bf
4. 0x67aa3274564a60f5dc2f38811d7a7f6f8459749bb83263917d4f02833d777cfd
5. 0x17b71c71571bd0c5e745763df2a71cc3db2864a1fbf1fdd0363d6782890ca780
6. 0x3c0688f424194aee10607032d34ab5707818eb6a3bac29ba3a3aad0243a8f689
7. 0xacda00d933d3b6da14844890b41f561bbc535bae3afb733b50b2bdf6764aa483
8. 0x497180a2384e76992189ec549ee2e0862471380ff2fe6061e6861e657af18b82
9. 0x4b022a0c28b97f19d2e206d2291142c390b61bac291b75642bbef79b18efa644
10. 0x608936f798e84091a6ae45003c99f613b42b0141c61db2fd6636b556936f7c73
11. 0x38153ac194960624792b136187ea547e802e5b6a8a4208e7e0151f792cd60630
12. 0x89076603779d1b764b9acbbae78704aa1376af2fde011a1d4eda25c7e974337b
13. 0xcc781b06455328640253147765ef02c8541003dffa454414609352f2328b2b27
14. 0xa25de97dbaf2a3b2e2808c2011eada63945b08a93d4bb9a6253fb7a136aa5dac
15. 0x0313631fba69cc31784d20beec069335df13219f8a8a8a8831740bca4d4aa0a0
16. 0xe2a9872e1b6a01c55a7a8cc5c05c61f3933255db5c26b9c79be4011d28685b52
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861