Evidence row 31262

What was observed

{
  "endpoints": [
    [
      "web",
      "https://github.com/Silbercue/public-browser"
    ]
  ],
  "name": "Public Browser",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-09-24T17:33:39.471606Z",
        "status": "active",
        "statusChangedAt": "2026-09-24T17:33:39.471606Z",
        "updatedAt": "2026-09-24T17:33:39.471606Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Chrome over CDP for AI agents. Blind benchmark vs agent-browser: -33% tokens, -33% cost, -32% time",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "400x400"
          ],
          "src": "https://raw.githubusercontent.com/Silbercue/public-browser/master/.github/assets/logo-400.png"
        },
        {
          "mimeType": "image/png",
          "sizes": [
            "1200x1200"
          ],
          "src": "https://raw.githubusercontent.com/Silbercue/public-browser/master/.github/assets/logo.png"
        }
      ],
      "name": "io.github.Silbercue/public-browser",
      "packages": [
        {
          "identifier": "public-browser",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "3.0.0"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Silbercue/public-browser"
      },
      "title": "Public Browser",
      "version": "3.0.0",
      "websiteUrl": "https://github.com/Silbercue/public-browser#readme"
    }
  },
  "source": "mcp_registry",
  "summary": "Chrome over CDP for AI agents. Blind benchmark vs agent-browser: -33% tokens, -33% cost, -32% time"
}

What the leaf hashes

{"body":"008e17a9bf50e7304e95f3e5651eddafbfb34eccc644bc8d799a0ef3259042b8","id":31262,"kind":"listing","method":"baseline/1","observed_us":1793025364112787,"prev":null,"subject":"mcp_registry:io.github.Silbercue/public-browser","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. 0xe47855d334764b0bf81bee47eb2182868af671fe2e73faea4de1186e659e7bae
2. 0x802e894c5707ee009021796cba4bc7d7171e28eecc0d9fc6f40915a29f13fe6c
3. 0xd11ec327198ade0ab07932718d2898396cd1d3760ef56d1be979825f6c93df26
4. 0xafca8a39a241c8685075183dfbeb0c0aecb4dbf90bb4d970f69f5abab7110857
5. 0x8bf1f331b3279d01ad7d2d5e1e29a116368670ce34fc0eb452865cd83296abc9
6. 0x9dbce39d37542babc0a42629736e337e878157500376e40176fa475cc21153a7
7. 0x7462fa0e672facf91cc83552e9177810c134978c534859c91c5ec6286213d34b
8. 0x732fabd717c36e930e47a999d89abfb9944b8a1cef213f47dba5ed76e165967c
9. 0xfad341df9f0650e5cda8e3dfaac4ac724c361673dc56b69456c2ae2d27c06c26
10. 0x86c56520a247c0dd1499f40b00669d0f980768d7f2c1c990aed4a43e7b31c44a
11. 0x162e0da99198c9cdc9c43bf4626e85f4a7092fdb31ea15c7126e1f98b20eaa56
12. 0x2fc38b57208d692aab1ee89b6e26917df292126314027c27360c5644a63fd0bc
13. 0xc0924a0807e534382f518663123231c317124338831a2b310de2c17b09677086
14. 0x9bc5fc98278b9f6dc18c66c6e162aefd5244be03170d41bc5161f58ad11beed7
15. 0x95657a7d540ed6cac0bde9995782333b2562a9a6641853269ac95148827410f0
16. 0x5fb5dda563336cd1bc1b9f44c52b76237ae72ed2145cb9290f39f304ca7dd678
17. 0x74a0a08e4e7ab9aa5bfbead33dec7e1c7e8e364cff69a63720d764bbe987aadc

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae