Evidence row 24741

What was observed

{
  "endpoints": [
    [
      "mcp",
      "https://mcp.browserless.io/mcp"
    ],
    [
      "web",
      "https://docs.browserless.io/mcp/browserless-mcp-server/setup"
    ]
  ],
  "name": "Browserless",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-16T22:30:15.560776Z",
        "status": "active",
        "statusChangedAt": "2026-10-16T22:30:15.560776Z",
        "updatedAt": "2026-10-16T22:30:15.560776Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Official Browserless MCP server: browser automation, scraping, screenshots and PDFs for AI agents.",
      "name": "io.browserless/mcp",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "Your Browserless API token",
              "isRequired": true,
              "isSecret": true,
              "name": "BROWSERLESS_TOKEN"
            },
            {
              "default": "https://production-sfo.browserless.io",
              "description": "Browserless API endpoint (regional or self-hosted)",
              "name": "BROWSERLESS_API_URL"
            }
          ],
          "identifier": "@browserless.io/mcp",
          "registryBaseUrl": "https://registry.npmjs.org",
          "registryType": "npm",
          "runtimeHint": "npx",
          "transport": {
            "type": "stdio"
          },
          "version": "1.39.0"
        }
      ],
      "remotes": [
        {
          "headers": [
            {
              "description": "Bearer token for your Browserless API key (Bearer <token>). Optional: the hosted server also supports OAuth sign-in.",
              "isSecret": true,
              "name": "Authorization"
            },
            {
              "description": "Regional Browserless endpoint, e.g. https://production-lon.browserless.io. Defaults to San Francisco.",
              "name": "x-browserless-api-url"
            }
          ],
          "type": "streamable-http",
          "url": "https://mcp.browserless.io/mcp"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/browserless/browserless-mcp"
      },
      "title": "Browserless",
      "version": "1.39.0",
      "websiteUrl": "https://docs.browserless.io/mcp/browserless-mcp-server/setup"
    }
  },
  "source": "mcp_registry",
  "summary": "Official Browserless MCP server: browser automation, scraping, screenshots and PDFs for AI agents."
}

What the leaf hashes

{"body":"716f670c9a72079965e02d76575fdaa1967dc32baec6e6649f5faa03eb933afa","id":24741,"kind":"listing","method":"baseline/1","observed_us":1793025352993991,"prev":null,"subject":"mcp_registry:io.browserless/mcp","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. 0x2760fe0a99a48c7b077d1831038b0683981f982b81159afc9c3673a34c4bb172
2. 0x28496e658ac2bd7b801c9cf5b865a88f0f8865622ce630e34b2a57c4d073054a
3. 0xceeea8c7fdd03e72479e2070ed95da1f7965842fe093d87eb23adc441c48947f
4. 0x97026c13972cc37b0d925ad0ae01bbe7570e14b229298474bfbfadb3189b4eb5
5. 0x07ebe75100cf434caaa4365c0987558bc4ff9b44fd52929f856b241412678037
6. 0xcba69a761464e434ad522d42c7078393d6b7a98522f6b560ede7cf43a12d6ab6
7. 0x990606b1aee9eefc0e1a9837692fe3d3ee7135df1013eaf15c3efd9a7dc62015
8. 0x62765b261405b43eb2038e45d0ede0335585847ea8c6c81566a645fff0163557
9. 0x2e13a50b0d4495d66542865920f1e87b8b0f2575be78c31e0f22dc5a318efb26
10. 0x471a949e3f120f159739bb01e9191ffabe99262f41106795f5abc927d2337558
11. 0x4052d44b5530fb76c2eaae6028a8353bb8a3d80e4775a2c7996dfad1e2cad4af
12. 0x364047261f51ecdbe278514b4f415358118ef4644f7124e15a40f80a86f6a05b
13. 0x16a8fb19a5e4f4535e7cb3fce5c15ecfa188586bb74e347ee71164f8af27dfe1
14. 0xd843afcced75dedd39194ff9bd12326b88099e6112686db2299392d022dc3146
15. 0xc3a6a3ae44ec0da1848b16d40c45d7aac97a67352eea8df18e0f26edabea8a2f
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae