Evidence row 15922

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://guest-pictures.com/mcp"
    ],
    [
      "web",
      "https://guest-pictures.com/"
    ]
  ],
  "name": "Guest Pictures",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-18T10:25:46.35839Z",
        "status": "active",
        "statusChangedAt": "2026-10-18T10:25:46.35839Z",
        "updatedAt": "2026-10-18T10:25:46.35839Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Free browser photo booth with effect picker, plus info on collecting guest photos via QR code.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "192x192"
          ],
          "src": "https://guest-pictures.com/pwa/guest-192.png"
        }
      ],
      "name": "com.guest-pictures/photo-booth",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://guest-pictures.com/mcp"
        }
      ],
      "title": "Guest Pictures",
      "version": "1.1.0",
      "websiteUrl": "https://guest-pictures.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Free browser photo booth with effect picker, plus info on collecting guest photos via QR code."
}

What the leaf hashes

{"body":"a3dfccfc11e803be4389f794373530b1d681328f62a7f7138d31f78610b52d20","id":15922,"kind":"listing","method":"baseline/1","observed_us":1793025321752120,"prev":null,"subject":"mcp_registry:com.guest-pictures/photo-booth","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. 0x48e647cc9f2230649e0631358ba3c1134ff61b1bdb01e4e44662da8b0322439d
2. 0xd002c2dbc2c24adb474ee54f19aa92858d85ddd06cab306161e4a8651800d332
3. 0x092c4bb1eb5f79001888026a193ea554df3a9a8aed7d850785dc902d2d36206a
4. 0x9fee6da1fdecd2289be85ac7b77697f1f95d76ef9005e8994da33d41f1f63d7c
5. 0xf7012bb32598138c4bd150ef6b4c28ff8da9ddfd6f45aa3e4fb4e5a154ecce77
6. 0xffc041d0c3e3cbb07f8cd2b813426fe6a1482465fce8795a0a0c047f89b771f0
7. 0x6270658cb10b1197413dd7522a7378b29b163fbd31ab3d706b6e285b8534a87c
8. 0x21df990b180946a41b9f9064a1a6934b7297ff770c1375f2a8cbea05e074eb12
9. 0xdc98eed29ed428130021b2bf80d7939b8396e0d04b1a16de2d1d0c0406cc6079
10. 0x1c31b9fd609755e3d960fab27bd2b1eb3a2104f15e3f9261a56d30e3613f4c01
11. 0xa40c09a143bc388ccac821ec3854902941c513470a57a806c98060a6d63aedf9
12. 0xee7d5711cd2515f4b08f3e4041d3d56304f9db6bffd82d82746f0f4ea43b8f26
13. 0xb86fa861d04737cb507e721eefbb066d26528fdb6017b1145c18d1223b93ee21
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae