Evidence row 56461

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://airbrake.usefulapi.io/mcp"
    ],
    [
      "web",
      "https://usefulapi.io/airbrake/"
    ]
  ],
  "name": "Airbrake MCP by usefulapi",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-25T22:35:09.795542Z",
        "status": "active",
        "statusChangedAt": "2026-10-25T22:35:09.795542Z",
        "updatedAt": "2026-10-25T22:35:09.795542Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Read Airbrake projects, error groups, notices, deploys and stats; mute or unmute error groups.",
      "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/airbrake",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://airbrake.usefulapi.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "subfolder": "servers/airbrake",
        "url": "https://github.com/m190/usefulapi-mcp"
      },
      "title": "Airbrake MCP by usefulapi",
      "version": "1.15.0",
      "websiteUrl": "https://usefulapi.io/airbrake/"
    }
  },
  "source": "mcp_registry",
  "summary": "Read Airbrake projects, error groups, notices, deploys and stats; mute or unmute error groups."
}

What the leaf hashes

{"body":"ba8d882bad54763c8a54f1ab88aa1e04bb169581db25a4d14e177aa43bbd73ba","id":56461,"kind":"listing","method":"baseline/1","observed_us":1793025439974571,"prev":null,"subject":"mcp_registry:io.usefulapi/airbrake","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. 0xc6576ed659846fb6f5041c9c3c31a1ad3f55eaa2ef55786c35dc56268e55acd1
2. 0xeceb95b3f28f3b9f30ba1e00aa23efc57e7832f97acaab258fbadd032f0db255
3. 0x07a24049f36768aafe71076425987540abea436e27c2031fa5cb0dca87fa8240
4. 0xc99cba5f97e662062922733a3c628bcb49ed365a464dbdf98b45955ce3f49299
5. 0xe09b3892b9f610451e2c442234019259a92a9f97bf9fc54dd5777cf87ded00d8
6. 0x1d5a649cbc7dc0604c7446be9ec01781786f3e47a28b29b24efcea88db58d072
7. 0xf22153e084f66d2e96b344fe9956ec5bc2337ea47245566a5a87bcc8c28d17d6
8. 0x277ee33f5a53cc1d9400a7a6777960402a565fc52dea8cc2c1b79b280c1e686f
9. 0x79b4b6922735bbc24ec16025e5520fde393f123baf39d59a4efed8975432b7ce
10. 0x77833f2057f63ba21890736f404da58878f6b36427cb005b3298dae4d3753b74
11. 0xcf79908a8c2a5f4d274583b3f75e7aa2d8b29ffc384541425852fe761ae31d56
12. 0x9d99c5dad23613921cdfabc849c2dd3c97729992eaa05c4dab5e86e83ed6d220
13. 0x72e35aac89ebca631656c2b1aecbdc094807d9807f12c22a6ddf35cc1f5e21d6
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae