Evidence row 383746

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Get Schedule 13D/13G beneficial-ownership filings (activist and 5%+ large-holder stakes) for one company - ticker is required. Returns one row per filing with filer names and the maximum reported percent of class; detailed item narrative text is not included. event_revision is always null for these forms (a fact of the form, not missing data). Data delayed 24 hours (known_at); recent filings only.",
      "inputSchema": {
        "properties": {
          "limit": {
            "default": 20,
            "description": "Maximum number of 13D/13G filings to return. Default 20.",
            "title": "Limit",
            "type": "integer"
          },
          "ticker": {
            "description": "Stock ticker symbol of the company (issuer), e.g. AAPL or TSLA. Required.",
            "title": "Ticker",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "title": "get_activist_stakesArguments",
        "type": "object"
      },
      "name": "get_activist_stakes"
    },
    {
      "description": "Get one merged, time-ordered feed of SEC insider activity for a company: Form 4 events, Schedule 13D/13G stake filings, and Form 144 sale notices, distinguished by the source_form field (form4 | sc13 | form144). The limit applies after merging, so companies with heavy Form 4 activity can crowd out 13D/G and 144 rows - use the dedicated tools for those. Unknown tickers fail with an error (404). Data delayed 24 hours (known_at); no price-derived fields.",
      "inputSchema": {
        "properties": {
          "limit": {
            "default": 50,
            "description": "Maximum number of timeline items after merging all form types. Default 50, maximum 300.",
            "title": "Limit",
            "type": "integer"
          },
          "ticker": {
            "description": "Stock ticker symbol of the company (issuer), e.g. AAPL or TSLA. Required.",
            "title": "Ticker",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "title": "get_company_timelineArguments",
        "type": "object"
      },
      "name": "get_company_timeline"
    },
    {
      "description": "Get Form 144 notices of proposed insider sales for one company - ticker is required. shares_to_sell and aggregate_market_value are as-filed intentions announced before the sale, not executed trades - the matching Form 4 sale, if any, typically follows about a day later. event_revision is always null for this form. Data delayed 24 hours (known_at); recent filings only.",
      "inputSchema": {
        "properties": {
          "limit": {
            "default": 20,
            "description": "Maximum number of Form 144 notices to return. Default 20.",
            "title": "Limit",
            "type": "integer"
          },
          "ticker": {
            "description": "Stock ticker symbol of the company (issuer), e.g. AAPL or TSLA. Required.",
            "title": "Ticker",
            "type": "string"
          }
        },
        "required": [
          "ticker"
        ],
        "title": "get_sale_noticesArguments",
        "type": "object"
      },
      "name": "get_sale_notices"
    },
    {
      "description": "Search interpreted insider-trading events from SEC Form 4 filings. Each event classifies raw filing rows into economic meaning (OPEN_MARKET_BUY vs EQUITY_AWARD vs TAX_WITHHOLDING_ONLY etc.), separating discretionary trades from compensation noise. Supports filtering by ticker, event type, minimum USD value, and time, with cursor pagination. Form 4 only - for 13D/G stakes or Form 144 sale notices use get_activist_stakes, get_sale_notices, or get_company_timeline. Data delayed 24 hours (known_at); history ~1 month; no price-derived fields.",
      "inputSchema": {
        "properties": {
          "cursor": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "Opaque pagination cursor — pass the next_cursor value from the previous response.",
            "title": "Cursor"
          },
          "event_type": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "Filter by interpreted event type. One of: OPEN_MARKET_BUY, OPEN_MARKET_SELL, PLANNED_10B5_1_SELL, OPTION_EXERCISE_HOLD, OPTION_EXERCISE_PARTIAL_SELL, OPTION_EXERCISE_FULL_SELL, TAX_WITHHOLDING_ONLY, EQUITY_AWARD, GIFT_TRANSFER, INDIRECT_OWNERSHIP_TRANSFER, OTHER_REQUIRES_REVIEW, JOINT_FILING_AMBIGUOUS, COMPLEX_DERIVATIVE_EVENT, UNCLASSIFIED. Use OPEN_MARKET_BUY for discretionary insider buying.",
            "title": "Event Type"
          },
          "limit": {
            "default": 20,
            "description": "Maximum number of events to return. Default 20, maximum 200.",
            "title": "Limit",
            "type": "integer"
          },
          "min_value": {
            "anyOf": [
              {
                "type": "number"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "Minimum trade value in USD (reported shares × reported price per share).",
            "title": "Min Value"
          },
          "since": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "Only return events recorded at or after this ISO 8601 timestamp (e.g. 2026-08-01T00:00:00Z). Compares against recorded_at — useful for incremental sync.",
            "title": "Since"
          },
          "ticker": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "Stock ticker symbol to filter by, e.g. AAPL or TSLA. Omit to search across all companies.",
            "title": "Ticker"
          }
        },
        "title": "search_insider_eventsArguments",
        "type": "object"
      },
      "name": "search_insider_events"
    }
  ]
}

What the leaf hashes

{"body":"e872fd611b55fa5c2d335414120f23df34ed895950dfc5725e0fc1974d859991","id":383746,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793060137742258,"prev":null,"subject":"cd9194b2-217a-458b-8e1b-04a0f07a7388","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. 0x4c43286ae03a4ad63d2ae31574fbfde6acabc7108eab93c793a1a83c31c25167
2. 0x3799294e84291bba97324a782c4de096deb6b92c83e2773f40361558ec289d08
3. 0x35a8faae4bb2fa010d434acdb69a4bdbdfd08e911963778f06dbc2e0435b10d6
4. 0xa79ad804ea969c280f9a946b29e1a0a00c361af95c5ce3df0b24e1dd91250d96
5. 0x37dca365b152d18577b06693a47a2f3892f763e4a6d6a63d50b12c34be8d121e
6. 0x3b0e4843008100a6f029fb8039e78c837507d48d289e20d84d6af756925b5feb
7. 0x22a109c665f0c1a35849b2478813e04c7459c0f1868d03654f169392a5585331
8. 0x334708cbbf2358f3afa743a9bcd96cead505ab85b4a0010b6ee36da3833f9794
9. 0x5261d06769384688f36c8bd4470c46642a0cce9e19a816ad08ec2cb5d9b9f22f
10. 0xf76cc8368883e5e859b77ef9ab8ee1e563f24cb57134247e77c2c3fd2b2d772c
11. 0xdb79ef753f2bf12d42dd9582e7548d8779f526360e431c95865fd80eb157c47e
12. 0xf5ad7dee20c9ad48ff75cc443e6c6ae3a718321f07b826d581afdb243e59305f
13. 0x150dc531eedad3837a4be47dd0bf1a84bf98feb63216c125982425fda525a3fd
14. 0x80ede9e5d428e39db26928b1d08254ff1241f1d7e091fd2e57130fbb4423162b
15. 0x2c117b27721eea45f6590fbccb471d21a7b0b079a53f089ecb300c63bdb3aebf
16. 0x3ed50f053eca72dfd3a9d45a11935240bfe691e57835c367ddebe2cbc49efe9d
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4