Evidence row 1233666

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "PRO. Proposed rules with comment periods still open for a keyword/agency — deadline first.",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "keyword": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "open_comments"
    },
    {
      "description": "FREE. Latest 5 Federal Register documents (rules, proposed rules, notices) matching a keyword, e.g. 'PFAS', 'overtime', 'crypto'.",
      "inputSchema": {
        "properties": {
          "keyword": {
            "type": "string"
          }
        },
        "required": [
          "keyword"
        ],
        "type": "object"
      },
      "name": "reg_search"
    },
    {
      "description": "PRO. Documents since a date for keywords and/or agency slugs (e.g. 'environmental-protection-agency') and types (rule, proposed, notice, presidential).",
      "inputSchema": {
        "properties": {
          "access_token": {
            "description": "Subscriber token from /success (or Authorization: Bearer)",
            "type": "string"
          },
          "agencies": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "keywords": {
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "since": {
            "type": "string"
          },
          "types": {
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "type": "object"
      },
      "name": "reg_watch"
    }
  ]
}

What the leaf hashes

{"body":"e17bebf2ff53ebeadf52c3a0b5a88e14e78df76bb3b08556496a948ad8595a24","id":1233666,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793347471547303,"prev":null,"subject":"8da770d5-baa5-4d5f-a691-9274111487c8","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. 0xd098ab04e962b2a78f1521abcddd24e697c08ec423ddf6006f10da2ddb924a8b
2. 0xc0e00d9b562748a719f18bbeccb545772cddaff1894be186036a322931c05747
3. 0x90faeb5b38fcce3d213b07e40e22aa66ca52d4a1159e17415becb0a7e67f0fca
4. 0xfd49655718d8ff534d99fc032ae7129af3479c44092d87d754873d66d64769cd
5. 0xa168bb471bf1594af165fe707d5ced89a5cb8d260e029c6ed6eada12da0507c5
6. 0x60e04459bda64eda8591cebf62a75d659f25f4cffc2b80197dfb40386767b21f
7. 0x617854f1bc2f51a4313c2c4a629f933d5e029145ccc8ae5f36751e881018adc5
8. 0x089df89a8805da2b0136dc41dacbff8acc22cf0875f31eaae0c4bcd7589c0cb8
9. 0xec4460b2cd77101b16af4cae203272a49bcd1dcea9d3b0e9239b8031cd4e4a8f
10. 0xfe95c98ec75824ec7f6c7c909f07ae887726d17f66c23c9f9f3285ba918b11c2
11. 0xfbfff72f0b2a411a357f13625ddabcd11d0c97bc19a32408d790120ba0842e09
12. 0x3a2967e9308dd15c46ad1343db6edeb2b223624c5218d2d19e54ab1d7ed4f2f0
13. 0xfb41d95ab07ee884e5e9456485eda0d4e726733c0ef3c1f36abda133a97b37ff
14. 0xeba66653f0c009452ec9977578ba573460df3f672595eaa16c1030e3b20ce767
15. 0xf007cd9640267a58ddffce96e27f5682cf5c47530f53dc15dc53e4ccd405c6c9
16. 0xfbe61dc2d59668ac573e5eab865747e21d38bf2fe4c64762beef01f1018a4dea
17. 0x71e74c274b23c9047354edb6dcd2c654415e3986b8bd875dae992996ea12e22b
18. 0x0c43c73b62a5d49ee1444b5dc4195fc5b16b141d3f4458e2e9fbd5fd6ecb367d

Day root

0x0826c7ad6039e06a2360ca0a4a3a4fe7f2626c6dc19f71a37599386f78b39875

Chained

0x36b4c8a1063758f0b8765fa1bdf75fa92fb543cc183add3e261880ee2bd1f822

Published

On Arc Testnet, block 69923247: 0x8704744146c6967c8abc9e9a99de4db7283b29e840922ea83a69b6fe776e6861