Evidence row 1222743

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Returns a video's title, channel, and available caption languages, so you can pick a language before fetching the transcript. Free: not counted against your request allowance.",
      "inputSchema": {
        "properties": {
          "url_or_video_id": {
            "description": "YouTube URL or 11-character video ID.",
            "type": "string"
          }
        },
        "required": [
          "url_or_video_id"
        ],
        "type": "object"
      },
      "name": "get_video_info"
    },
    {
      "description": "Returns the caption transcript of a YouTube video or Short, with its title, channel, and language. Uses one metered API request.",
      "inputSchema": {
        "properties": {
          "include_timestamps": {
            "description": "Prefix each line with its [MM:SS] start time. Default true.",
            "type": "boolean"
          },
          "language": {
            "description": "Optional caption language code such as \"en\" or \"es\", or a priority list such as \"de,en\". Defaults to the primary track.",
            "type": "string"
          },
          "url_or_video_id": {
            "description": "YouTube URL (watch, youtu.be, Shorts, live, embed) or 11-character video ID.",
            "type": "string"
          }
        },
        "required": [
          "url_or_video_id"
        ],
        "type": "object"
      },
      "name": "get_youtube_transcript"
    }
  ]
}

What the leaf hashes

{"body":"05565e115b957dac8753f68a1299efbb99dbea4ef000b53bd0da29bbe84a0d1d","id":1222743,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793319906771553,"prev":null,"subject":"d7204fee-15c0-48e8-9eda-a8481149f419","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-30 (243099 rows).

1. 0x334da3664253f8e10ed327d8ab7ff6e494aab02a33aca7d39f4e66f0a222b7be
2. 0xc850c40352afc1bb7139ea0110970d17372389a5f9ecbf65963409da53157b8a
3. 0x46f137ba5cef4a81d43fddf9b73cddc5e985d491f69fcad1a44118a11e8f2042
4. 0x298c915150acb9e38efc746fdc0a04f7a81630b196d4b6c25ccd279bbf574d68
5. 0x0d666f145491cc82a0e11148f454f5ccce2150b12e47ad7477f0358753d6dc53
6. 0xc281be7ac20c791e00f4cf5b274c9b4580e3bd3a5c10b09a3f475f774fe4226e
7. 0x859e71f97879f2460554fbfb05efd127b5802e06e6dd7506f435e68fb738a5af
8. 0x985fb3cbcd7f7099d890ef5a097efbd9f57689a44bd6e480afa2218dcedd860a
9. 0x32d7dc1e49fcd12a46965a34bea91b618334bb9e6cfcd6515a3787ef8c16ecd0
10. 0x94850afb28b83f53880e6dd4172460b4ab8160f8596e51307c43c791d8979258
11. 0x0dae6a465e4b7ee5915f94857ac911ff4930eec46c6c84eae19ccb564619f79a
12. 0xfa2de483f2f9af82b5329769beb44392bed26536e7e15e295f86b526f33f9996
13. 0xa731ea0a53ef052371d2f4f5c1c8f41649e1bf40a860f84529dbcb9601498e0d
14. 0xc1162ffd606c8e0e72ce94a16332c19bf77c27df8032f71c95d5690246968bbe
15. 0x6222037db785cc797fc8809e52e551d945c928d389b7ac947c037fb9af818562
16. 0x50ca74d7c8f26a46e9c3b8fb5e7f9ebcdfdcc1b7c863db3b6d2b7c12e24ca66f
17. 0xb0c9ef42e725578748f3119c9dbebf2fc437266bda013df29f98ed3ebe621403
18. 0x30a81d8fcef4e8f9e2877c62796cfc5612fc1b251127d531dee28f8dbd5c5147

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861