Evidence row 3396113

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mention.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/mention/"
    ]
  ],
  "name": "Mention MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-11-05T11:42:54.571045Z",
        "status": "active",
        "statusChangedAt": "2026-11-05T11:42:54.571045Z",
        "updatedAt": "2026-11-05T11:42:54.571045Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read alerts, mentions, authors, statistics and shares in Mention.",
      "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/mention",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://mention.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/mention",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Mention MCP by usefulapi",
      "version": "1.2.2",
      "websiteUrl": "https://usefulapi.io/mention/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read alerts, mentions, authors, statistics and shares in Mention."
}

What the leaf hashes

{"body":"a4b4ee22ea6d23068c7d8c0cfda54647cf20520768bad7efd009fe81b5369316","id":3396113,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793881289655598,"prev":2726548,"subject":"mcp_registry:io.usefulapi/mention","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x2d991a019a8ef63c5715f2c3e40ba5332f86a8b9f52a18901681615d1a25f40d
2. 0x81db752114f0f5712e1561d21bfa8c6c79fe89f8144d26219d9eec00280c5a82
3. 0x5f09c8d24114f800ead6fc959989c18be79c9eef05f6c6ca063325b06b5becaa
4. 0x24f6315107859ff765e6764be937da34ad80d7e116a54a8242f5b7bf3163c6f2
5. 0x6bf0cbebe806b45dc2c0d7f69c6ad9f5a2e31c1c524d0e6927cfec960288cfd8
6. 0xb5c316536a3d82b356ffd032a98c66f4ede094193ce9566091206f146ac0ed58
7. 0xece10aa5daef04698a9ad7b0456a6c0b1468fdeecfc2d2c044634b2f462288e2
8. 0x202228cdd55c3bd5126981993a1d9cc2060cb35400888a06b88c8ee44580cb09
9. 0xb61e1e38db865d720b59ce2019845841f40b98d69a4e5c44362d1d25b3afc3f5
10. 0x8b9c5de5453714da35baefbce80c8e77d1971bb7c05c1495762d71ac3617ba78
11. 0x617f670fe9eb7d574ec6d71d820fe4ded9c96bd8ef74071165cc115e210de0bc
12. 0xb6c75facfba2b098c16130315303a68907c96a774a7c41fec655e915a696ac79
13. 0xf0964d9f669b62b6dac14dae4a5ac2a5d819081fcc1544372ac6de4afc461a06
14. 0x5aa68e014acefa940541118abf6196de34434d4ac087fb78e5c99db4d1a85a03
15. 0x213998878db6a423b0c367a68aba39293f9287b39bf1a80904fa9c6975bba987
16. 0x0009f1567d5c3f52d167d3c95d53c71fb66114fc26e83679b452d6db2f1d0b95
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94