Evidence row 18894

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.paypal.com/mcp"
    ],
    [
      "mcp",
      "https://mcp.paypal.com/sse"
    ]
  ],
  "name": "com.paypal.mcp/mcp",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2025-10-28T19:34:19.455268Z",
        "status": "active",
        "statusChangedAt": "2025-10-28T19:34:19.455268Z",
        "updatedAt": "2025-10-28T19:34:19.455268Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-10-17/server.schema.json",
      "_meta": {},
      "description": "PayPal MCP server provides access to PayPal services and operations for AI assistants",
      "name": "com.paypal.mcp/mcp",
      "remotes": [
        {
          "headers": [
            {
              "description": "OAuth Bearer token for API authentication (format: Bearer <token>)",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.paypal.com/mcp"
        },
        {
          "headers": [
            {
              "description": "OAuth Bearer token for API authentication (format: Bearer <token>)",
              "isRequired": true,
              "isSecret": true,
              "name": "Authorization"
            }
          ],
          "type": "sse",
          "url": "https://mcp.paypal.com/sse"
        }
      ],
      "repository": {},
      "version": "1.0.0"
    }
  },
  "source": "mcp_registry",
  "summary": "PayPal MCP server provides access to PayPal services and operations for AI assistants"
}

What the leaf hashes

{"body":"8403c2ed47c45830e7fe0f4b03745d40edd5565d788dd53b8483dd6f155e4a73","id":18894,"kind":"listing","method":"baseline/1","observed_us":1793025330955638,"prev":null,"subject":"mcp_registry:com.paypal.mcp/mcp","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0xfed530385a2552cbfca661cee2ee7d0f1a175bf2090da14173d7ece1e8dbcd03
2. 0xba7a0db6c4d2134333e8cf624dafe29ea084e8716a7baa50278d5d18049d7473
3. 0xb151a371e36e1bcdf0f036c80fa4b834e67ac53a8845013cc1c2ecbcd20eb508
4. 0xacca3f8f34cd005d757d79ff5949607dca4bf7b3084c6ae5ab6a7ee79e4f903e
5. 0xcdf25bb7c0f71a5e6b9c50c83eef43a7a90423498c16109e87eddc9ea0b27528
6. 0x9c58c22610e595e365c88629f83d3914bc59762dcd273587933198296aed9129
7. 0xe59640c4b3e792d2384474e840a945c5ef1f6adce46242f5069eafaaab192a7b
8. 0xbdf3ad9d025b0dcae74d5a6c49e5de09cd332312e6f060a2f86b65e389ceeee5
9. 0x5a9934474219da674a41b253d1676c2d7c561b15e97c722ce053a7b292b04140
10. 0x00c341aeb80a00104d56004ab29bf5c11c63c2f7f5da2e77fcaa830f7ba9da8a
11. 0xf0e3125fdb80cc0fbd2c1ed68c94834a74c7a387a89a1ab6de49183f24f78649
12. 0xbd264414f726ecec85a6b231446a7d5db56b5a61f8c3f471b7913d982daa291d
13. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae