Evidence row 579814

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Generate a read-only probability forecast for a clearly stated future event by searching relevant prediction markets and synthesizing evidence. Use when the user asks for a probability, outlook, or forecast; use polybridge_search when they only need market discovery. Does not place trades, provide financial advice, or access private/internal data.",
      "inputSchema": {
        "properties": {
          "include_graph": {
            "default": true,
            "description": "Whether to include the causal graph in the structured response.",
            "title": "Include Graph",
            "type": "boolean"
          },
          "question": {
            "description": "Clearly stated future-event forecasting question, 500 characters or fewer.",
            "title": "Question",
            "type": "string"
          }
        },
        "required": [
          "question"
        ],
        "title": "polybridge_forecastArguments",
        "type": "object"
      },
      "name": "polybridge_forecast"
    },
    {
      "description": "Search public prediction markets for markets relevant to a natural-language topic or question. Use when you need candidate markets, market URLs, outcomes, statuses, and relevance scores. Do not use for a final probability forecast, market-history lookup, trading, or private/internal data. Scores are relevance scores, not probabilities.",
      "inputSchema": {
        "$defs": {
          "SearchToolFilters": {
            "additionalProperties": false,
            "properties": {
              "status": {
                "anyOf": [
                  {
                    "enum": [
                      "active",
                      "closed",
                      "resolved"
                    ],
                    "type": "string"
                  },
                  {
                    "type": "null"
                  }
                ],
                "default": null,
                "title": "Status"
              }
            },
            "title": "SearchToolFilters",
            "type": "object"
          }
        },
        "properties": {
          "dimensions": {
            "default": [
              "direct",
              "upstream",
              "downstream",
              "correlated"
            ],
            "description": "Search dimensions to run. Uses all supported dimensions by default.",
            "items": {
              "enum": [
                "direct",
                "upstream",
                "downstream",
                "correlated"
              ],
              "type": "string"
            },
            "maxItems": 4,
            "minItems": 1,
            "title": "Dimensions",
            "type": "array"
          },
          "filters": {
            "anyOf": [
              {
                "$ref": "#/$defs/SearchToolFilters"
              },
              {
                "type": "null"
              }
            ],
            "default": null,
            "description": "Optional market filters. Currently only filters.status is supported, with active, closed, or resolved."
          },
          "query": {
            "description": "Natural-language topic or question to match to public markets.",
            "title": "Query",
            "type": "string"
          },
          "top_k_per_dimension": {
            "default": 5,
            "description": "Maximum number of candidate markets to return per search dimension.",
            "maximum": 100,
            "minimum": 1,
            "title": "Top K Per Dimension",
            "type": "integer"
          }
        },
        "required": [
          "query"
        ],
        "title": "polybridge_searchArguments",
        "type": "object"
      },
      "name": "polybridge_search"
    }
  ]
}

What the leaf hashes

{"body":"7124f9a111a3e7e6eaec05522fd8413457f2141149549fdf37afbb404e41143d","id":579814,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793143556784680,"prev":null,"subject":"83c64c1f-7a92-4415-b3f2-20ea9062aefb","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. 0x68bf564b520935e84e5c8513e17ebedf3ce905d71f2065035f2ae65871748184
2. 0x3e8cb9fb390acf878ae9ab323065150a042b3e9764ab7c387af4bf5677f7c77f
3. 0xb6f0117424cb8ccdf430e29dd1746b5e619e31cbee151ceedd5be1bd9e4a74b4
4. 0x0fef1626bfa16cffec157173949d6201f4777423cf7eb1d3b9b13dd2b8ce1289
5. 0x358108e584b019ebfd83809024dcd8bc7aa34c4e43483f68a556a75855eacf02
6. 0xc68d29e91afe11fac4cbb06697052533a73417ddfdc08e3fb761fba810611cb1
7. 0xef1da23eea2665dafe8fa17addaf25e96badb100704dbb2acc3673bbe84f8f46
8. 0x92ccbc89f5d817ba9c25242379e9e3a4540e5722013eeed423888f162574d89e
9. 0xa92cf4bdbef6aa0308726d7e56655899495da465050674bdd0fc447e2f65b578
10. 0x00ee4ec221924673fa6acf662f12cf709c2f0ca6c815942293292e8811f4ea9d
11. 0x3b2482479d5e8e62d596166a26d5feccca7716478708e2d2eb271e54277db5ce
12. 0xff1b653b4de97259c183e79b75886676f24cb64cb6bbe1a90b1639f9b46e2c0b
13. 0x927616fada4e04588c09f6e02e8f6e3a1351bac8355e394da3bd0bf249a5c503
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4