Evidence row 567017

What was observed

{
  "count": 9,
  "tools": [
    {
      "description": "用臺灣銀行牌告匯率試算換匯：新臺幣換外幣（buy）或外幣換回新臺幣（sell），現鈔或即期。",
      "inputSchema": {
        "properties": {
          "amount": {
            "type": "number"
          },
          "cur": {
            "type": "string"
          },
          "direction": {
            "enum": [
              "buy",
              "sell"
            ],
            "type": "string"
          },
          "type": {
            "enum": [
              "cash",
              "spot"
            ],
            "type": "string"
          }
        },
        "required": [
          "amount",
          "cur"
        ],
        "type": "object"
      },
      "name": "convert_currency"
    },
    {
      "description": "熱門目的地（沖繩、北海道、福岡、名古屋、釜山、濟州島、富國島、胡志明市、河內）的機場、電壓插頭、入境與行前提醒。",
      "inputSchema": {
        "properties": {
          "id": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "destination_info"
    },
    {
      "description": "臺灣國旅：六福村、麗寶樂園官方交通、小琉球、澎湖、日月潭與臺中活動、縣市觀光網、2026 國旅補助。",
      "inputSchema": {
        "properties": {
          "type": {
            "enum": [
              "parks",
              "islands",
              "regions",
              "events",
              "subsidy"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "domestic_travel"
    },
    {
      "description": "臺灣護照入境日本、韓國、越南的規定：免簽天數、Visit Japan Web、K-ETA、電子入境卡、越南電子簽證、富國島免簽。",
      "inputSchema": {
        "properties": {
          "country": {
            "description": "日本／韓國／越南",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "entry_requirements"
    },
    {
      "description": "出國 eSIM 流量估算與設定說明（iPhone 支援機型、EID、臺灣門號收簡訊）。",
      "inputSchema": {
        "properties": {
          "days": {
            "type": "integer"
          },
          "hotspot_people": {
            "type": "integer"
          },
          "usage": {
            "enum": [
              "light",
              "normal",
              "heavy"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "esim_estimate"
    },
    {
      "description": "臺灣銀行牌告匯率（新臺幣兌日圓、韓元、越南盾、美元等），含現鈔與即期買賣價。",
      "inputSchema": {
        "properties": {
          "cur": {
            "description": "幣別代碼，可逗號分隔，如 JPY,KRW",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "exchange_rates"
    },
    {
      "description": "吉卜力公園門票開賣時間、購票平台、票種票價與實名制規則。",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "ghibli_park_tickets"
    },
    {
      "description": "日本 2026-11-01 起的免稅新制（退稅方式）流程與注意事項。",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "japan_taxfree_rules"
    },
    {
      "description": "2026 年剩餘連假與 2027 行事曆重點。",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "taiwan_holidays"
    }
  ]
}

What the leaf hashes

{"body":"afdb1182bcb3e3a5857fabb2c83fd9536e6610360dfbfc399715ccbc031ac10e","id":567017,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793138584869497,"prev":null,"subject":"fe983417-a3f5-4849-b917-94c8168ffc73","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. 0xfaec1c6b58129b209dd3c3aba38fe9ab60a910f574c35baebf56d02966cc6ea3
2. 0xa00920c6bdc2dcecf8210d008ac973685573e331d253c561f48146c034df1e93
3. 0x21702b293cc945a063c7f78794b0284f3652ec18c3df6c779043b170da8febb6
4. 0x7222668b78692b6cad4493ac8c57eaa9253b3af1a999ebb6d0e0bca1d43660e6
5. 0x58edf8a30841bb3821de9ba31c8824fa6a49a8ad16aafef1ee4e5f85a9d34f62
6. 0x50c039d430e0ea8c6f3ead6192ad186245198e723d1ea7074595d74a168f8035
7. 0x91d3e480e1296455c34b1383112865bae5e157566076841d0e2414e381ee5ef3
8. 0xc1211c16fd75690ba41ff8b6a133a4e5295e0d2640021e23fe9264c6bcc907e6
9. 0xc5620e45ab09a988cfd73689229ee530d36e9b7ee8106eb62b9a6db6ae8a766b
10. 0x73db7e0985a84344e3158d3319a4e18db8b5cb3dec702c1e7fda3154c276f4d8
11. 0xb79afe573322beeaf10115333840af7581c0f1a3d89119e0bbb5881311429394
12. 0x58215df828d47943a710362ab6e17ad0eb4a7c42a13dbec3ab2635d1abf3945f
13. 0xf24b37f8ac293f5328e3e6b28cf868989fe99debf025c153c0d9a1698e846e25
14. 0x94d3785ce9330e4580bccada5459380aa2aac76a0bf11354d1353b375afc17d2
15. 0xb5b652bba4a5afca56c21031d89b1c06361563aaf54ccc8541c296ceeb2b66fa

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4