Evidence row 800932

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://sendlane.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/sendlane/"
    ]
  ],
  "name": "Sendlane MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-28T20:04:55.271309Z",
        "status": "active",
        "statusChangedAt": "2026-10-28T20:04:55.271309Z",
        "updatedAt": "2026-10-28T20:04:55.271309Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Manage Sendlane lists, contacts, tags and custom fields; read campaign and SMS reports.",
      "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/sendlane",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://sendlane.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/sendlane",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Sendlane MCP by usefulapi",
      "version": "1.14.0",
      "websiteUrl": "https://usefulapi.io/sendlane/"
    }
  },
  "source": "mcp_registry",
  "summary": "Manage Sendlane lists, contacts, tags and custom fields; read campaign and SMS reports."
}

What the leaf hashes

{"body":"1c01be4cd27e4f3f4cc6c944317fd6a56fe9b8d8425a7cba5d7eeb333cefe8fe","id":800932,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793218352830202,"prev":795912,"subject":"mcp_registry:io.usefulapi/sendlane","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x810d1a9fbfdc9d7febc712257728d551558493a2fbd11fef16454805e58b14a3
2. 0x692834cfd517ff1f7770e3059b880ae326d32462508ad25f1b33dffc2b284de2
3. 0xa55365014ed90ef19ab67f666e7d81685f248a2cdff5539ab3a7376afc189f8d
4. 0xb1ee709bb3332d9553b2388a60447ef82e7a5eb4e3921d92bf92216635e6a417
5. 0xcc444f28633632f2ac032a791871ee22563f0c0ccd02a99584eaa770ed58314c
6. 0xe8f9a166e6949ee75deeddbf4e292d3761db4158112bec8002634a0b41f476e9
7. 0xd360364d9e04c867d62b3078879d983666ede25dbf53b2a25c3d17b6d33c89c0
8. 0xc8d22ad19f8a0bec2560cc546dc8a9817bc759a0e4092a3fdaa3bdefc0118fed
9. 0x84eb4a2ee3afd95282164abd118a0e606f78849a60cc9e9e4f51d7d10a628608
10. 0x27f1e389ee71e62c67cc03a8ff573ca45af38defa79f2a7475c7124ea42839c3
11. 0x8c49273aea45ffe0c49e08974f7d20587391c9edeee335dc493beff1ceebb7f9
12. 0xca4313f4b0078a1c5473606b1c61be7fe456679575b3e14b9818295f0adca00e
13. 0xf1b08e19add97f7d3b5db1ce7ce9b5c26cbfa721b2974dc0ed5c92e3949de6e8
14. 0x91b395e5953edc1b4bb2db979b59b2d9a20f0df47d841196dccdb5128537aaaa
15. 0xe2f9c120d14f36fdddf9b4e605c5d0b8a13b835e2380472255dc22e14b93e84e
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae