Evidence row 566541

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "List the event types you can query or subscribe to (via MCP Events), with their parameters.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "event_types"
    },
    {
      "description": "List recent market events (8-K filings, volume spikes, 3%+ day moves, 2%+ opening gaps) for tracked tickers. Informational only, not financial advice.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "days": {
            "default": 7,
            "maximum": 90,
            "minimum": 1,
            "type": "integer"
          },
          "ticker": {
            "description": "Ticker, e.g. NVDA",
            "type": "string"
          },
          "type": {
            "description": "Event type name; see event_types",
            "enum": [
              "market.8k_filed",
              "market.volume_spike",
              "market.day_move",
              "market.gap_at_open"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "recent_events"
    },
    {
      "description": "List tracked companies with earnings dates in the next N days. Dates come from Yahoo Finance and can change. Informational only, not financial advice.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "days": {
            "default": 14,
            "maximum": 60,
            "minimum": 1,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "upcoming_earnings"
    }
  ]
}

What the leaf hashes

{"body":"c4af99c87db60ba8874516eb79aa46f955c5459e2e94105f4fa324dae66a22c1","id":566541,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793138479803909,"prev":null,"subject":"e0a5d757-631c-4f01-99da-2e754bd0fcc7","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. 0x888fc01f9643d8e77575d5539af3504ad7592c2ba31b200f870af6de14425907
2. 0xa22dd51fe6b0aad08d528b31d5f6cf217534967b7e1710c41f4b1986986c9702
3. 0x3a14eeba5b76e1e1cbd5a93faeb825b3839592c25e550d50b3cfc6fa1973716a
4. 0xce3cb53ff2aac03d4a5b0a49eb8f96da361e79e132eaeb561bd4cac6c8d29467
5. 0x6ae7fe0de8310b379ff40ff261f0fac16d49af397c7b8dc18da4a18101181d2e
6. 0xd959bd2c9451f35c7035fb5f94df1f8cd4d8515ff895dcb279f7e554fb310094
7. 0x6d6394eca75b9f41f03453e7b2d4037ec2afa3ea57c31328ba3c1de3493e5495
8. 0xeb8561b39cc85c49c3f25077e991cc2efeedf785f0e4ae0326c3129a2f8bc6fa
9. 0x5d0afcffd566e38395acbff3e0f80f7c0188b8af375239b643d4c38141d5763e
10. 0xc0915d85db6e7cf8815f890e81c32f1f10c778d9b6e2b605a71e893d27ed1efa
11. 0xe661124afe6da658d35cc39e5dfcb10ff9056b0c88a42fc174890e77d2c26ca5
12. 0x470f6acef0d823e6f9e5fa35684563c8f27c3d338b165b457171afc3d44d4d86
13. 0x6251e2be57e8d16b82579481d181c265d75096882014489550b74a728741f2f1
14. 0x4964f0806efde5ed25f60da2b45d78cd2e0f07d67e64aad2822f6016ad973c47
15. 0x3c500ec3d3edf0c74b87a6ca8fcd77656bfbe03db3d478bd0c184d0c88839c6b
16. 0xfecf3d4646dd4984a13dd715499e842c3fde63692336d97394c2bfd8e877ca5d
17. 0xf30fddbf4811226c58e8f0daf36fddd79fc5f1356b592bb1d99a8061ddbabe66
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4