Evidence row 737434

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Subscription plans and the Alpaca account balance range each one covers.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "get_pricing"
    },
    {
      "description": "Full public detail of one strategy by code (e.g. US20, IT15): description, rebalance frequency, holdings count, launch date, returns, drawdown, Sharpe/Sortino and benchmark when available. Does not include the holdings themselves.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "code": {
            "description": "Strategy code from list_strategies, e.g. US20.",
            "type": "string"
          }
        },
        "required": [
          "code"
        ],
        "type": "object"
      },
      "name": "get_strategy"
    },
    {
      "description": "List every public VelaDeck strategy with its rebalance frequency, number of holdings and performance: 1-year and 5-year total return, annualized return and max drawdown (decimals: 0.12 = 12%). Use it to compare strategies.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_strategies"
    },
    {
      "description": "Search VelaDeck blog articles about automated investing, AI equity strategies and Alpaca. Matches words in the title, excerpt and tags; an empty query returns the latest posts.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "limit": {
            "default": 5,
            "maximum": 20,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "Words to look for. Optional.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_blog"
    }
  ]
}

What the leaf hashes

{"body":"0d5492cc168f0b31fb416a2a564dff5189b07e2f53cf09035c2b9e56c151bc60","id":737434,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793158635589860,"prev":null,"subject":"ba192151-69b4-41aa-8938-440ab2413210","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x37e1d68575c0ee9012a5cc4ef5f76542c0c650ce15421b46d63f7234ea113670
2. 0x4fea7adb6fc7568bc476d593f874b1d67830409c6d9600fd0489d64558150183
3. 0x1e585df094311592522c9ff5020440006ecdf546fb161b8dc0a36d596a73c1ca
4. 0xb454d847021ce8497299d75234a6ba8f00eaf9173d4bb87e1fdcc7e491d2f037
5. 0x2717b675de9833cfa2cf9a68c746dd887abca7c75d761717d0d93349ec3dfaac
6. 0xe39244f8bec9a6e120532df0a80fc222b98651f00c7882380cb7e25fd54b9c36
7. 0x7b9f770ecf828b98a6698db86bf817266b6094dae7ae75a21cbd4a700c28eaa0
8. 0x481d6912d07c981938cccc5531bc9d7829246a54342c284f6abee0dfc5f020db
9. 0xea6f62a16d993d749edd42afe0ea914e717c52712a04af109817605dd0d1020f
10. 0x14adbdf98cf2be780228d81e63d754a8235c8e467624fd5dd24289bcebc5c320
11. 0x7dfc938b15102117430ae68c0e61eaca99cea599701570a861f1e2b69c4f4bb7
12. 0x85a553efb556dd0b17c3ea6b3f000bb15ec137986a3b9a565d1ebd682306822f
13. 0x90adeeedf0030839d1cf4653c4092b1bee2a90ffabedf937d55b4fa91e36cb1b
14. 0x7b2e5f158ccf01de5b2c0c5b723d8c5a690e0d4e9302d283bc82cd202622595e
15. 0x91690f98682e078d41b8b72edeaea70473545a876fc3baa645fc988225096386
16. 0xaeb1503e5d0d358b256ba97a10178c357ddb8f55cc961925ccf0458aae5ebcae
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae