Evidence row 443216

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://newsman.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/newsman/"
    ]
  ],
  "name": "NewsMAN MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-27T08:35:10.285603Z",
        "status": "active",
        "statusChangedAt": "2026-10-27T08:35:10.285603Z",
        "updatedAt": "2026-10-27T08:35:10.285603Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read NewsMAN lists, subscribers, segments, newsletter and automation stats; manage subscribers.",
      "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/newsman",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://newsman.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/newsman",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "NewsMAN MCP by usefulapi",
      "version": "1.1.0",
      "websiteUrl": "https://usefulapi.io/newsman/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read NewsMAN lists, subscribers, segments, newsletter and automation stats; manage subscribers."
}

What the leaf hashes

{"body":"b7561a3d32841a1475efee79644490b4f352c0357ff3dd4757889d1aab739c1e","id":443216,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793093258543483,"prev":56724,"subject":"mcp_registry:io.usefulapi/newsman","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0xa2f4b7c17f50a2eda336df7a97a70ca16a871fc9687148399c47a178d71e0705
2. 0x8214f5c597e23164797492dd8ef13f57c5966f75979f15a990b2bedc9e00a597
3. 0x1c3a06ad977cf1e2176fa0bbc3b7de3a4e19c46dfc42c98797d670ddee8024cf
4. 0xc3a74c10557c9157d25c1fcda3d04fab867d7e29ee1f555450b0aee6212472bb
5. 0x1c2dc769ca5be03dae61448b022cdd8796cea3b171e4d13105a7c9fb38d6e2ff
6. 0x44ce0779a68439e716102f23580e6bb6ae99ba3455c59072e4b7b0339fd03a2e
7. 0xb51e58a1e03a57331bc314f72a902ff1d083d918a3d506620c1c70053b59850a
8. 0xec6b59e0082b5a0eecb1a529759a09ac1c4303c564f8781df608e38934c27042
9. 0x363bc3cf4c118ef2db7e7f32fc451c1f8637339fba52add093598a0e36076805
10. 0xd042dc53678bcfd5aa467c9c10dba0020d5e7410bfc380514186015a5d9d118f
11. 0xd9929b92c66c9433d68fc7d48eddf234ae765144f98d397c91dd32e9124ee876
12. 0x0c9efc71bd73a056aab018d34b600797c2287eaa0df0398c8404046e9420d684
13. 0x87816aee66e8f6e0f1e55ea83733bb58cf9612d36c45fd5b7fc5d6f4484b78fd
14. 0x0644f7e2a4b5bf9b66f185cc3fbb766d456ad94490183852f4c6db5855114cc5
15. 0xa3fff4662cd48659f5bafd0612931759a90e53a7b4209ed8f26f6594a07bb547
16. 0x64c405a28e8819716221eb2529fe4ce277ab08025e17e685cbd5ece75ceb75c7
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4