Evidence row 56086

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://publicapis.io/mcp"
    ],
    [
      "web",
      "https://publicapis.io/agents"
    ]
  ],
  "name": "PublicAPIs.io",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-15T09:41:38.396506Z",
        "status": "active",
        "statusChangedAt": "2026-10-15T09:41:38.396506Z",
        "updatedAt": "2026-10-15T09:41:38.396506Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API.",
      "name": "io.publicapis/directory",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://publicapis.io/mcp"
        }
      ],
      "title": "PublicAPIs.io",
      "version": "1.0.0",
      "websiteUrl": "https://publicapis.io/agents"
    }
  },
  "source": "mcp_registry",
  "summary": "Search 1,500+ public APIs with docs, code and auth/free-tier filters; list or sponsor your API."
}

What the leaf hashes

{"body":"202b44e62b3e5554be2e95450eb2a0323b7445b13094f1077969c19f85201ed2","id":56086,"kind":"listing","method":"baseline/1","observed_us":1793025436500524,"prev":null,"subject":"mcp_registry:io.publicapis/directory","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. 0xfdc8e67ffc5355deb7b9461ad434b65bb91d39630045a80efec5c0a74aed55bd
2. 0x39f82ec1269b8fc08e72f03803b3c1edb709076add7a2a6abcb4076c1dc3f7cb
3. 0x33bef52e16e987d804b704026da610a47591bcce7547121e7f8126402d701993
4. 0x9b666346e28651b96e27d53a2a5cb365e2ecc0cf3f10e043efb7e6547d11a298
5. 0x7c6e00b3507b2ad7ad407bd826e0b8ac14537bdf3ff7dc24b584d47e58cbe0cc
6. 0x30c80bb4208144e313e68fa00d0fbdc5038076dcb0bf7c7964b5acfb2524f6e1
7. 0x18dd949825d4159af0f6d3178c191f32aff20648e63db2cba25662fc61cd3538
8. 0xe18668be2ee0b08106e64edd5e95737a4a63f08f6fee56bbc2d0e736bbe2ee41
9. 0xe297f8a98feeb35fea558eda8f305d2c9d12515dc34140be597827a50527f0e0
10. 0x8420578b5ff109895e07c3ba27d964c26e4280e809929d899076e79b5c159eaf
11. 0xf45641bf26b2b86d9338aa6dc8640a8a378fbd786d23400636aaf30709453e50
12. 0xa1d268c111b09550fdb70b6d9d0b58c94dc828b083baa8f1360300aab6230a9c
13. 0xbee644d57738676bfb20eb90d6021f364bf883a8d54f8d17e9dc4749b4074c3d
14. 0x44945ea9ad8b24e723ad5a8fd6d014024a49531783f74ff9229c2ab6930e84c8
15. 0x68d296b1e00b4899fb83c3fba36fffaefa311eac2903067dbebfe776a12b4a9a
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae