Evidence row 579559

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Compare 2-4 tools side by side using directree's structured facts.",
      "inputSchema": {
        "properties": {
          "slugs": {
            "description": "Array of 2-4 tool slugs to compare",
            "items": {
              "type": "string"
            },
            "maxItems": 4,
            "minItems": 2,
            "type": "array"
          }
        },
        "required": [
          "slugs"
        ],
        "type": "object"
      },
      "name": "compare_tools"
    },
    {
      "description": "Get full structured facts for one tool by its directree slug.",
      "inputSchema": {
        "properties": {
          "slug": {
            "description": "The tool slug (e.g. 'notion', 'linear')",
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "get_tool"
    },
    {
      "description": "List all software categories in the directree directory with tool counts.",
      "inputSchema": {
        "properties": {},
        "required": [],
        "type": "object"
      },
      "name": "list_categories"
    },
    {
      "description": "Search the directree software catalog by name, tagline, or description.",
      "inputSchema": {
        "properties": {
          "category": {
            "description": "Category slug to filter by",
            "type": "string"
          },
          "has_free_plan": {
            "description": "Filter to tools with a free plan",
            "type": "boolean"
          },
          "limit": {
            "description": "Max results (default 10, max 20)",
            "type": "number"
          },
          "query": {
            "description": "Search term (name, tagline, description)",
            "type": "string"
          }
        },
        "required": [],
        "type": "object"
      },
      "name": "search_tools"
    }
  ]
}

What the leaf hashes

{"body":"31b493952e09a5163dbc4bed84d844036d2f5729c4cc22a9289697f827b7e5fa","id":579559,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143479294335,"prev":null,"subject":"4ad8005f-803c-4e16-ba68-ef5ff90459d3","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-27 (273461 rows).

1. 0x363de53e353546928898dde0c94c995ab7f39f76bfa1d08e2b844c050601a265
2. 0x8d1ccf43cfe72ff80b218862517a37f33756f6e08d7feee63d074342c942f71c
3. 0xd8bd739025906a265527281774a4e139335a03358e92f6a69607b91b81ae555d
4. 0x4e553807930ca20149f0ee6ff78731c232c367ccce7376681a89145eb4d35428
5. 0xd47b27e3b0eb619dd269ef8f9112dad96ab175ed4ecd3b9fe6bb5b1f4d94e8f3
6. 0xeca599692430808d3a91fb7b3183adacadd148538e7379147443f02f596428d6
7. 0xe217c7618dabd182a329592c16798e203e61a12a78b3ecf75da5b87519d78e25
8. 0x7d29f1f9b8e9aa0bcb18a2a16ba3db361fcb038fd463964631f0aeb3381da4a8
9. 0x32e7bcfde65be1f3d10b30988ec11f7a468013904ecc48430f751c8b14d4409e
10. 0x9303dad5598c8a9641bbca86402d3072ab43741d95a96237b754770c038b292c
11. 0xe7c95b2481f8608712c648f0575ee5fd40d606308bd196d991e6e8c58dd081c1
12. 0xdb9db1a3e6d5dbf0cebe03506aac88a6794bcc4c262bb265cd126434710b66f9
13. 0x5a6a2d80130a2a2e783e8f8096057d594b53c7bc148344100f2c40afa809745f
14. 0x42784d9809d120654630ee1b254a1dd90a2bbd3024aa180f1a59bbf53e9316e4
15. 0x8360ee1105e4d9f9312067cbbfd47c69c5948665ae582b9684a580c8f4e199e1
16. 0x52efa60e0c3d8525486d2310eb3b6b566c9677c64fd1f819edb072cf101bcbdb
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4