Evidence row 3351696

What was observed

{
  "count": 9,
  "tools": [
    {
      "description": "Read your account plan, data-use license, shared data call allowance, usage, and UTC reset date. Check commercial_use_allowed when the user states a commercial purpose. This tool does not consume the data allowance.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "get_account_usage"
    },
    {
      "description": "Read asking rent statistics and bedroom breakdowns for a tracked city.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City slug returned by list_covered_cities, for example austin-tx. Resolve city names with list_covered_cities.",
            "pattern": "^[a-z0-9][a-z0-9-]{1,60}$",
            "type": "string"
          }
        },
        "required": [
          "city"
        ],
        "type": "object"
      },
      "name": "get_market_stats"
    },
    {
      "description": "Read the tracked national rent sample. Optionally compare one state with the national sample.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "state": {
            "description": "Two-letter US state code, for example TX. Omit to read the national sample without a state comparison.",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_national_summary"
    },
    {
      "description": "Read observed asking rent reductions over the last seven days in one tracked city. These observations do not guarantee current availability.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "city": {
            "description": "City slug returned by list_covered_cities, for example austin-tx. Resolve city names with list_covered_cities.",
            "pattern": "^[a-z0-9][a-z0-9-]{1,60}$",
            "type": "string"
          },
          "limit": {
            "description": "Maximum price reductions to return, from 1 to 100. Defaults to 25. Results start with the largest dollar cuts.",
            "maximum": 100,
            "minimum": 1,
            "type": "integer"
          }
        },
        "required": [
          "city"
        ],
        "type": "object"
      },
      "name": "get_price_cuts"
    },
    {
      "description": "Return the stable identity of this authenticated Average Rent account.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "get_profile"
    },
    {
      "description": "Read one building and its last-known unit prices, fees, concessions, and verification date. Respect no_current_availability.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {
          "property_id": {
            "description": "Property ID from search_apartments results. Use this positive integer to select one building.",
            "exclusiveMinimum": 0,
            "maximum": 9007199254740991,
            "type": "integer"
          }
        },
        "required": [
          "property_id"
        ],
        "type": "object"
      },
      "name": "get_property"
    },
    {
      "description": "Read daily asking rent history for either a city or a property. Supply exactly one of city or property_id. Changes in the tracked sample can affect market trends.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "oneOf": [
          {
            "not": {
              "required": [
                "property_id"
              ]
            },
            "required": [
              "city"
            ]
          },
          {
            "not": {
              "required": [
                "city"
              ]
            },
            "required": [
              "property_id"
            ]
          }
        ],
        "properties": {
          "city": {
            "description": "City slug returned by list_covered_cities, for example austin-tx. Resolve city names with list_covered_cities.",
            "pattern": "^[a-z0-9][a-z0-9-]{1,60}$",
            "type": "string"
          },
          "days": {
            "description": "Number of past days to read, from 7 to 365. Defaults to 90 for a city and 180 for a property.",
            "maximum": 365,
            "minimum": 7,
            "type": "integer"
          },
          "property_id": {
            "description": "Property ID from search_apartments results. Use this positive integer to select one building.",
            "exclusiveMinimum": 0,
            "maximum": 9007199254740991,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "get_rent_history"
    },
    {
      "description": "List tracked city slugs, rent sample counts, observation dates, and source links.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_covered_cities"
    },
    {
      "description": "Find last-verified apartment listings. Supply a city, state, ZIP, or property name. A neighborhood requires its city. min_rent must not exceed max_rent. Multiple building names may match; use returned IDs. Results include asking rents, verification dates, and source links.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "additionalProperties": false,
        "allOf": [
          {
            "if": {
              "required": [
                "neighborhood"
              ]
            },
            "then": {
              "required": [
                "city"
              ]
            }
          }
        ],
        "anyOf": [
          {
            "required": [
              "city"
            ]
          },
          {
            "required": [
              "state"
            ]
          },
          {
            "required": [
              "zip"
            ]
          },
          {
            "required": [
              "query"
            ]
          }
        ],
        "properties": {
          "bedrooms": {
            "description": "Exact bedroom count from 0 to 5. Use 0 for a studio. Omit to include all bedroom counts.",
            "maximum": 5,
            "minimum": 0,
            "type": "integer"
          },
          "city": {
            "description": "City slug returned by list_covered_cities, for example austin-tx. Resolve city names with list_covered_cities.",
            "pattern": "^[a-z0-9][a-z0-9-]{1,60}$",
            "type": "string"
          },
          "limit": {
            "description": "Maximum apartment results to return, from 1 to 100. Defaults to 25.",
            "maximum": 100,
            "minimum": 1,
            "type": "integer"
          },
          "max_rent": {
            "description": "Maximum monthly asking rent in whole US dollars, inclusive. Must be at least min_rent.",
            "maximum": 9007199254740991,
            "minimum": 0,
            "type": "integer"
          },
          "min_rent": {
            "description": "Minimum monthly asking rent in whole US dollars, inclusive. Must not exceed max_rent.",
            "maximum": 9007199254740991,
            "minimum": 0,
            "type": "integer"
          },
          "neighborhood": {
            "description": "Neighborhood name to match within the supplied city. Supply city with this filter.",
            "maxLength": 120,
            "minLength": 1,
            "pattern": "\\S",
            "type": "string"
          },
          "offset": {
            "description": "Number of matching apartment results to skip, from 0 to 10000. Defaults to 0. Use to request later pages.",
            "maximum": 10000,
            "minimum": 0,
            "type": "integer"
          },
          "query": {
            "description": "Property name or street address text to match. Use 1 to 120 characters. Multiple buildings may match.",
            "maxLength": 120,
            "minLength": 1,
            "pattern": "\\S",
            "type": "string"
          },
          "state": {
            "description": "Two-letter US state code, for example TX. Restrict matches to that state.",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          },
          "zip": {
            "description": "Five-digit US ZIP code, for example 78704. Keep any leading zero.",
            "pattern": "^\\d{5}$",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_apartments"
    }
  ]
}

What the leaf hashes

{"body":"09add515427fa0905ca88336db46c75c87ab50c24bcbdd32b6e216310a152228","id":3351696,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793845576197492,"prev":null,"subject":"301c5d51-f5cd-449d-a8b7-0a61f8599145","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-05 (322504 rows).

1. 0x06c8c778112a45a0c5748c2e6c88f3158e125ea982d0ab8fac7987f3e49e4632
2. 0x975df81d16c9a226f6a6ea8c91bf19285e33eb5283154335c9a18f0e04ba9bcc
3. 0x18319a4052cfedb41a0c277508c4ec43953ce5b4fd15aa34cf5bdaa03445fb6c
4. 0x639442afeccb33901f27ad05fd3cc8c74d5ffc9d7f0fc2b45fd8d26bbf250d2f
5. 0x1cfb7576d0b10530ab470c73ade45c22e4fafdb373700c224b02e0ccc1de3a88
6. 0x258a63536c277cb759954483d3c09a7f5f7884b55195be0565ff8e0a053d3935
7. 0x5de7bb56e6f70d54f263abc0095f2f16e6725ced3255e4e718230d84a32fb41b
8. 0x063c7a1cd5350a5b8f55e0fa6081728ee1149e92d53c27a2b92659ba48fc3080
9. 0x0751b720e77a2dab645d2313c9a592358ed2009a4c74169b592cee9452e3e65a
10. 0x2807fdbabe1e595ae778f724e7762a77af422933e41f0e2c35b03e7b498bb0f1
11. 0x164b2cad7db7820283225b2450f90b6b2670aec8d83634c098fc55805ec190d6
12. 0x8d672c9d77a1a3b0321d4eea3ace89ef79f7cbda36df283e7e1154d0cfa77030
13. 0xdefbb071813464f758522cb6d9225f4ae4c98d0400c0a130767f8967242ed604
14. 0x924ef10862eab699db4ffdfa0404c082419cb11afddb61472cc8712ed66134be
15. 0x1ab38dbbab3f77cce8d03cd3f8736ca62b04c689538a6118189885b5d1be29e3
16. 0xcde4d0d0f64b40921f36a3f07dfe9c7256f1d0a8925aed414788c614314b871e
17. 0x0cdf39687556f127f9de2f03ec7df8e10e613bf9487760cbe3eaaaa02d8d48b4
18. 0xa9caf228b42660818160afb416ff04cb014f57c4d8ee75ea3452fb76c3d8c645
19. 0xf72fe7c4860b9addb17aac4a00b8afc2f8085836173f10f31697c3d192df119b

Day root

0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128

Chained

0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2

Published

On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94