Evidence row 533529

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "Get a free company primer for any US-listed company. Returns business overview, financial snapshot, and recent catalysts. No payment required.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "ticker": {
            "description": "Stock ticker symbol (e.g. AAPL, MSFT, NVDA)",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "type": "object"
      },
      "name": "get_company_primer"
    },
    {
      "description": "Get fundamental analysis (12 research steps: revenue breakdown, earnings analysis, competitive positioning, financial trends, risk register, balance sheet, capital allocation, returns on capital (ROIC), industry context). Costs $1.00. Pay with a Stripe Shared Payment Token: send `Authorization: Bearer spt_…` on the HTTP transport. See https://docs.stripe.com/agentic-commerce/concepts/shared-payment-tokens.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "ticker": {
            "description": "Stock ticker symbol",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "type": "object"
      },
      "name": "get_fundamental_analysis"
    },
    {
      "description": "Get a full investment memo (21 research steps including DCF valuation, moat analysis, management quality, scenario analysis, returns on capital, institutional and insider activity, and investment thesis). Equivalent to a sell-side initiation note. Costs $2.00. Pay with a Stripe Shared Payment Token: send `Authorization: Bearer spt_…` on the HTTP transport. See https://docs.stripe.com/agentic-commerce/concepts/shared-payment-tokens.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "ticker": {
            "description": "Stock ticker symbol",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "type": "object"
      },
      "name": "get_investment_memo"
    },
    {
      "description": "List all covered tickers with company name, sector, exchange, and last updated date. Free.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "list_coverage"
    },
    {
      "description": "Request research coverage for a US-listed company not yet in the coverage universe. Coverage is typically added within 24-48 hours. Free.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "email": {
            "description": "Optional email address to notify when coverage is ready",
            "type": "string"
          },
          "ticker": {
            "description": "Stock ticker symbol to request coverage for",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "type": "object"
      },
      "name": "request_coverage"
    },
    {
      "description": "Search covered companies by ticker or company name. Returns matching companies with ticker, name, sector, and exchange. Free.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "query": {
            "description": "Ticker symbol or company name to search for",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_research"
    }
  ]
}

What the leaf hashes

{"body":"b474358af432b0d4f491b5aa88521f4a03957c1f1b630ea5cdaed608a93d273b","id":533529,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793127665984886,"prev":null,"subject":"5b962563-9036-4566-9d55-d043e97f0a90","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. 0x9287e009f26510d2730f413abaa6e486b5434ee37b6cb2458d2b021d9db358b0
2. 0xe32da2c409df453e1611d884e6e9bfbbad5b11a96676740c52b50f1ecc147630
3. 0x34d5bbe4d24aa1c57e08d2894147b2b380af619d29286bb28a0c4b749a1ff6c0
4. 0x047fe8b4dfbbc7a6bb4d41a7adaac236d22fabf4774897f2db70ae15c83bfa03
5. 0xd4d666f9c5b3a04e535e5ebd697b91243ecbb02b71c9cce80271b433c8269e57
6. 0x25ec35456b554936028e8dd5efd4ede03d647029de9d8d2b025d0e7c2bcbe61d
7. 0xe41ad89bdca944bf1d1bfce5a31255824f4cb9a569692ded961b19c33c2ff908
8. 0x01b3fe831985b55a847ce5b1461e2e8308578f72990177e24179b5e22dc0064c
9. 0x293f01611b23cbc195c698e1b6da859b9a7eb5087d5fdd1826f5ae00b36de639
10. 0x7e5a8f23540a226d2fbd04d99653f676d7160a31ab1e9a64b8fa12fd0ed9e2ec
11. 0x223b6ff70aa897a0d2181f63f8038457f6caafaff29251cc49e8dd36940a8514
12. 0x21b50531db6db8c65523fd5559cda8006afb66474d66107f3c29e6cd41ec3fbe
13. 0x59c5c792b40d9054ce2b84a60af97fa54f2e1a2a369a6a52dc3f45de41128e97
14. 0xa3c9c760ee424c178bab782711c2b9d3e15a80a6fde99165972cb75b306bb8b4
15. 0xb4f7223140c8a36cb87a63d77cf617086d9968dc4658f03e102571ebe06e9ed6
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4