Evidence row 54859

What was observed

{
  "endpoints": [
    [
      "web",
      "https://webscraping.ai/"
    ]
  ],
  "name": "WebScraping.AI",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-07-24T03:26:56.308356Z",
        "status": "active",
        "statusChangedAt": "2026-07-24T03:26:56.308356Z",
        "updatedAt": "2026-07-24T03:26:56.308356Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Web scraping tools with Chromium JS rendering, rotating proxies, and AI question answering.",
      "icons": [
        {
          "mimeType": "image/png",
          "sizes": [
            "512x512"
          ],
          "src": "https://webscraping.ai/android-chrome-512x512.png"
        }
      ],
      "name": "io.github.webscraping-ai/webscraping-ai",
      "packages": [
        {
          "environmentVariables": [
            {
              "description": "WebScraping.AI API key (get one at https://webscraping.ai)",
              "format": "string",
              "isRequired": true,
              "isSecret": true,
              "name": "WEBSCRAPING_AI_API_KEY"
            },
            {
              "choices": [
                "residential",
                "datacenter"
              ],
              "default": "residential",
              "description": "Default proxy type for requests",
              "format": "string",
              "name": "WEBSCRAPING_AI_DEFAULT_PROXY_TYPE"
            },
            {
              "default": "true",
              "description": "Enable JavaScript rendering by default",
              "format": "boolean",
              "name": "WEBSCRAPING_AI_DEFAULT_JS_RENDERING"
            },
            {
              "default": "5",
              "description": "Maximum concurrent API requests",
              "format": "number",
              "name": "WEBSCRAPING_AI_CONCURRENCY_LIMIT"
            }
          ],
          "identifier": "webscraping-ai-mcp",
          "registryType": "npm",
          "transport": {
            "type": "stdio"
          },
          "version": "1.0.7"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/webscraping-ai/webscraping-ai-mcp-server"
      },
      "title": "WebScraping.AI",
      "version": "1.0.7",
      "websiteUrl": "https://webscraping.ai"
    }
  },
  "source": "mcp_registry",
  "summary": "Web scraping tools with Chromium JS rendering, rotating proxies, and AI question answering."
}

What the leaf hashes

{"body":"44ff39884aba1def08d80db42561182a58a894ee5f037664cbd4512231ee245d","id":54859,"kind":"listing","method":"baseline/1","observed_us":1793025434243185,"prev":null,"subject":"mcp_registry:io.github.webscraping-ai/webscraping-ai","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. 0xad3b8ac8ebc1b755fdbdfdf579ad3b2a0d02f7a5988b1dd9a0b1eabb5076e276
2. 0x96be2150d0e4f48a005d76e42a122d6562fe3416a2960df54f370fa520f4596f
3. 0x4530bf92364a43b3f3278845d3ec76e5c01483fd87d889d5ccce37593303cdf2
4. 0xfd0bec11f531b2197ad22ee3f648d8545e39b01d4f57712bb0bf5adee1448551
5. 0xd629146c6bfa482524ecc64b6388320551f261fdfd91f738df609a6e611cc36e
6. 0x6162c57cac05041f87f57e06d7768d1f72596d8a8936115ade0ef53619ee498a
7. 0x5369c273cf48253fafb7f6e87f15ac1a636b6afee402fd52629d47bf26961350
8. 0xdd2b02d6f0ea8b0a0c019acf51ec4389f8e1f4461c371d8ccf1171266d3a25e3
9. 0xbbbcdb2a68b371a0b7b0af22f935a0deedf517e33fcff3c1e319aa53090c36c0
10. 0x69f5e36901c930d3d90499bc3b7d9e7644e48cf4f26d1ebf8d605ee5e9424913
11. 0x317c51a47b234292d19f812377ad1cc4d05ded07987c4ea1ac9ae1ad2b20f0d2
12. 0x51f06c175a7c946ebe50ef243d6f9370a8fe85c996e53eff19ffcc4585ea8c18
13. 0xe292b5a99219f136bce6647ce74b21240a1c7331d2475b1839220fd363c94217
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae