Evidence row 543293

What was observed

{
  "count": 5,
  "tools": [
    {
      "description": "查某個目的地在一段日期的人潮等級：是否撞到當地國定假日或旺季。country 國碼：JP,KR,HK,CN,VN,TH,SG,PH,ID,US,GB,FR,AU",
      "inputSchema": {
        "properties": {
          "country": {
            "type": "string"
          },
          "end": {
            "description": "YYYY-MM-DD",
            "type": "string"
          },
          "start": {
            "description": "YYYY-MM-DD",
            "type": "string"
          }
        },
        "required": [
          "country",
          "start",
          "end"
        ],
        "type": "object"
      },
      "name": "check_destination_crowd"
    },
    {
      "description": "評估從台灣出發的機票現在該買還是該等：依出發日、目的地、台灣連假與旺季，給建議購票期。不是即時票價。",
      "inputSchema": {
        "properties": {
          "depart": {
            "description": "YYYY-MM-DD",
            "type": "string"
          },
          "dest": {
            "description": "國碼",
            "type": "string"
          }
        },
        "required": [
          "depart"
        ],
        "type": "object"
      },
      "name": "flight_booking_timing"
    },
    {
      "description": "台灣 2027 年（民國 116 年）9 個 3 天以上連假，以及每個連假請 1～5 天假的最佳組合（例：春節請 5 休 16）。",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "get_2027_long_weekends"
    },
    {
      "description": "輸入可請的假日天數，算出 2027 年最長的連休組合與要請哪幾天。",
      "inputSchema": {
        "properties": {
          "leave": {
            "description": "可請天數 1～10",
            "type": "number"
          }
        },
        "required": [
          "leave"
        ],
        "type": "object"
      },
      "name": "plan_leave_2027"
    },
    {
      "description": "沉浸式劇場、密室逃脫訂票須知：台灣售票平台、退票規定、黃牛罰則、預約前確認清單。",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "ticket_booking_guide"
    }
  ]
}

What the leaf hashes

{"body":"503fd20d6180fef20c79975c7bb66ffa2a40dffd6fb13845e0aa3391669475c5","id":543293,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793131373360241,"prev":null,"subject":"a67c69e7-06f2-4a80-8ac8-776774a40268","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. 0x150c4e8c5f48d7990f4baa04c77676da8b3057164be467f7ddaaf904155e7a4e
2. 0xb18910bf2e1c297ad0911661627152ff35fe8d50ef10fd5f938b37ca032fab84
3. 0x3532e0c82af5395a836a8a830849b3debd8a4ce086b9ccb5b9f145b5f533c525
4. 0xc51bda15e5b03cc64377616cfa1a8f0b23913265bb329c8898ba2725c957f556
5. 0x6d0a3cde65a9e6d5f468e0bc1fbebbc6325da3823c0a896c9fda585c523c070e
6. 0x634cefa5dac820b114132f80292abb7550a9d9439722845b9399478ed4ecdbca
7. 0x2b031ec066daa873721c6593bddf57f6a6b4942e33859b601957611e2d28faf1
8. 0x2168293cf788f1f04b6a9996f05340f0bc97346dc254700bc70d3ddf86867801
9. 0xffc6db64aa482ddb64a2b59dab6dafd7da530b76f8757dd7e86d303ed52f4417
10. 0xc34753bf17f83a57b3390cfcf8bfcaea73c25e4d243adce4f4fd1a81916e90fd
11. 0x9e947eb3c86df14ac44eada3cf18f3014afb9e8b087fe1322e63ef26dea3d049
12. 0x7cac66284a22c84861ef245248a5242a95b1ad6d2755b690ffdf86f14742a9be
13. 0xfae7ed2d06f4d6ced86c104b6381c26d795f82be10e6314b53b0524bd75a292f
14. 0x52c5141da0cbee106a30396ee7d1360fd22f55084aca2ca436c8007892775670
15. 0x6913cb48392acb8dc5c940dcdb6e6fc889d544f85dff11da249551a5f027e688
16. 0x518b93854db03dc9fc938883abf30da6eaae5ae0d4336903968fd32a7df8c71b
17. 0x22c1fb9487ee0b9732fa017a0cc321eb27a60c08450d112f755089796e12cb1c
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4