Evidence row 1053770

What was observed

{
  "endpoints": [
    [
      "web",
      "https://www.sparkflights.com/"
    ],
    [
      "mcp",
      "https://www.sparkflights.com/mcp/search"
    ]
  ],
  "name": "Sparkflights",
  "owner_address": null,
  "raw": {
    "_meta": {
      "io.modelcontextprotocol.registry/official": {
        "isLatest": true,
        "publishedAt": "2026-10-29T21:24:32.271888Z",
        "status": "active",
        "statusChangedAt": "2026-10-29T21:24:32.271888Z",
        "updatedAt": "2026-10-29T21:24:32.271888Z"
      }
    },
    "server": {
      "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
      "description": "Search verified flight fares by city, month, cabin and price, with a link to book each one.",
      "name": "io.github.Sparkflights-com/sparkflights",
      "remotes": [
        {
          "type": "streamable-http",
          "url": "https://www.sparkflights.com/mcp/search"
        }
      ],
      "repository": {
        "source": "github",
        "url": "https://github.com/Sparkflights-com/sparkflights-mcp"
      },
      "title": "Sparkflights",
      "version": "1.0.0",
      "websiteUrl": "https://www.sparkflights.com"
    }
  },
  "source": "mcp_registry",
  "summary": "Search verified flight fares by city, month, cabin and price, with a link to book each one."
}

What the leaf hashes

{"body":"47f3c9ae2707ac4713ccdd54a86e7c6c2bddcdea9bc24ee649b014a69ef0347a","id":1053770,"kind":"listing","method":"sync.mcp_registry/1","observed_us":1793312085567133,"prev":null,"subject":"mcp_registry:io.github.Sparkflights-com/sparkflights","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-29 (242798 rows).

1. 0x225326c2d86c933937876fb37f2eccd0badc45ddb4cd93565014291090e65d8e
2. 0x0a7c0c7422197f89eeff83b68f8c4a2045df9350a1f722d9cc9f096787154d8d
3. 0x95260755069398c16ea4715f2b11d9936223dd4846ca5a012dbadf6c9a8424c5
4. 0x33dc9e488e2a0125d251fcdb2581ee27b8e91d93d3c2fb81d3a94e0b45475b28
5. 0xd1cb0fb6cb5e7cd98611c1b06dc77050dfe331f72bf6d140c331ae6959967305
6. 0x7d6b4be3f8670b89f1eed38148ef8550d8716cbd8ac40ea7af44534ea5f92565
7. 0xadd6f58f594bbc3ca7e7a0dca84c0b48fed56819964b8e2b9c789be5cd35380e
8. 0x9afe93bf6f37637d839e5fdb70af137280d29f87e2165285c9fa0d5aad69130b
9. 0x9b13b1b2d32a84c8482d4d1ff0622d90b1f202e5d8b191b804e16815217e87f3
10. 0xf6f64f42da579277d7428c0b58eeb1c754a50e863389572d48b70e7752a9a641
11. 0xffda53d043be7abf945fe6f8c5e8a8d240595f0b1a84ee0c7df67d2c7493503c
12. 0x6dd880566ca5a146a71dfdb7292c980624302a775d0325df3625b5df085e21d2
13. 0x2d6c35a712c459205bbb66125aacf09776ad4f268b7d0b46df94b6c1de844c05
14. 0xb18cebb16334d2052fd6b64bc0dc0c2adeb9f63dcffef7910b6a52f2c75203ef
15. 0xb4cbfd07748aa7d27896e5517d69e2e77024b97a1cfe1755f9af8471ad993bde
16. 0xa0a7723889a4c15b3e0bec353fa8dbcaec6c71cf35bb6c346415ad3e664df6a6
17. 0xd76435ead496863d8b0bfab3434f54cd11da3c49d104fc4064b9cb3381567bbd
18. 0xd56e61af23709ed9f460471e3c08400c0142ee83e1fd9057e46350d12edf9c07

Day root

0xc050555c6b023f2aefb6536efb9f0760b92c30a0d06c572b7daf63db259ea17c

Chained

0x4cde8bae2042512e1bec11650628f0293556311cc4ea74d99ffddf02b671a7d6

Published

On Arc Testnet, block 69753317: 0x9e85c340732f416e431b111fae72f7624870125f7f379af2732eb6c2ba8cf6a1