Evidence row 1006275

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Converts an amount between two currencies using TCMB rates. TRY may be either side. Cross conversions (e.g. USD to EUR) go through TRY using the same rate_type on both legs. Returns the result (6 decimals), the effective rate and a calculation breakdown. Omit date for the latest bulletin. Source: Central Bank of the Republic of Türkiye (CBRT/TCMB) daily indicative bulletin, published on business days around 15:30 Türkiye time (UTC+3). Rates are TRY per `unit` of currency (JPY is per 100). Decimals are strings. Every result includes source_url, bulletin_date and a disclaimer; rates are indicative, not for official use.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "amount": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "exclusiveMinimum": 0,
                "type": "number"
              }
            ],
            "description": "Positive amount; a string like \"1234.56\" preserves precision"
          },
          "date": {
            "description": "Bulletin date, YYYY-MM-DD",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "from": {
            "description": "Source currency, ISO 4217 (TRY allowed)",
            "pattern": "^[A-Za-z]{3}$",
            "type": "string"
          },
          "rate_type": {
            "default": "forex_selling",
            "description": "TCMB rate to use. forex_* are for transfers, banknote_* for cash; some currencies lack banknote rates.",
            "enum": [
              "forex_buying",
              "forex_selling",
              "banknote_buying",
              "banknote_selling"
            ],
            "type": "string"
          },
          "to": {
            "description": "Target currency, ISO 4217 (TRY allowed)",
            "pattern": "^[A-Za-z]{3}$",
            "type": "string"
          }
        },
        "required": [
          "from",
          "to",
          "amount"
        ],
        "type": "object"
      },
      "name": "convert_currency"
    },
    {
      "description": "Returns the most recent TCMB exchange-rate bulletin (TRY per unit of foreign currency). Source: Central Bank of the Republic of Türkiye (CBRT/TCMB) daily indicative bulletin, published on business days around 15:30 Türkiye time (UTC+3). Rates are TRY per `unit` of currency (JPY is per 100). Decimals are strings. Every result includes source_url, bulletin_date and a disclaimer; rates are indicative, not for official use.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "currencies": {
            "description": "Currency codes to include; omit for all (about 20 currencies)",
            "items": {
              "description": "ISO 4217 code, e.g. USD",
              "pattern": "^[A-Za-z]{3}$",
              "type": "string"
            },
            "maxItems": 50,
            "type": "array"
          }
        },
        "type": "object"
      },
      "name": "get_latest_rates"
    },
    {
      "description": "Returns the TCMB bulletin published on a given date (history back to 1996). If no bulletin was published that day (weekend, holiday, or today before ~15:30 TRT), returns the previous bulletin with is_fallback=true and a fallback_reason. Bulletins before 2005-01-01 are in old Turkish lira (domestic_currency TRL). Source: Central Bank of the Republic of Türkiye (CBRT/TCMB) daily indicative bulletin, published on business days around 15:30 Türkiye time (UTC+3). Rates are TRY per `unit` of currency (JPY is per 100). Decimals are strings. Every result includes source_url, bulletin_date and a disclaimer; rates are indicative, not for official use.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "currencies": {
            "description": "Currency codes to include; omit for all (about 20 currencies)",
            "items": {
              "description": "ISO 4217 code, e.g. USD",
              "pattern": "^[A-Za-z]{3}$",
              "type": "string"
            },
            "maxItems": 50,
            "type": "array"
          },
          "date": {
            "description": "Bulletin date, YYYY-MM-DD",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          }
        },
        "required": [
          "date"
        ],
        "type": "object"
      },
      "name": "get_rates_on_date"
    },
    {
      "description": "Lists currencies in the latest TCMB bulletin with English/Turkish names, quoting unit and which rate types are published for each. Use it to check codes before calling the other tools.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "list_currencies"
    }
  ]
}

What the leaf hashes

{"body":"abe095072b320c28185e973ca1adc67c0c45f8d1a75656dbed2c6cad2bef2673","id":1006275,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793262360117035,"prev":null,"subject":"5b35eedc-4bac-4411-bc7e-f670146b5000","subject_kind":"endpoint"}

Proof

Its day has not closed yet. A day closes ten minutes after midnight UTC; the proof appears here then.