Evidence row 741663

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "List the two Casona boutique hotels in Cartagena and their official direct-booking engine URLs. No availability is checked and no reservation is made.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "required": [],
        "type": "object"
      },
      "name": "list_casona_properties"
    },
    {
      "description": "Check live SiteMinder room availability and indicative full-stay totals in COP for either or both Casona hotels. Returns room/rate names and date-prefilled direct-booking links. No booking is created; guest must confirm rates and terms in the hotel booking engine.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "adults": {
            "description": "Number of adults, default 2.",
            "maximum": 6,
            "minimum": 1,
            "type": "integer"
          },
          "checkIn": {
            "description": "Guest arrival date YYYY-MM-DD, Cartagena local time.",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "checkOut": {
            "description": "Guest departure date YYYY-MM-DD; 1–31 nights.",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "children": {
            "description": "Number of children, default 0.",
            "maximum": 6,
            "minimum": 0,
            "type": "integer"
          },
          "hotel": {
            "description": "Hotel: either Casona, or both (default).",
            "enum": [
              "both",
              "COL",
              "POR"
            ],
            "type": "string"
          },
          "infants": {
            "description": "Number of infants, default 0.",
            "maximum": 6,
            "minimum": 0,
            "type": "integer"
          }
        },
        "required": [
          "checkIn",
          "checkOut"
        ],
        "type": "object"
      },
      "name": "search_casona_room_quotes"
    }
  ]
}

What the leaf hashes

{"body":"f11e2ddef71e112f0c80c673d67abc0af13e77fc9cdf4bb4dda189c74066ed32","id":741663,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793170837809275,"prev":null,"subject":"fc993c0d-3fe3-41ea-ab49-ca00099f7f1b","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x0f9e09c5fea00c2647eb65c32ebad099abf3780f9a2ef6c54d568fc85a66cb40
2. 0x865b8d114216a9fcf76797921d58ddebce143ec3916efb7fc7864b68a7ba9926
3. 0x2f15c03487a1ea378e2fc3a28fb3cd703755d510769d34fe37a04ef1685ed129
4. 0xb061beb5b1e46bbb1762834eef7d9ea086680a1cbc76a6ebe13d2be5587991ce
5. 0xc011e47f59efa1faa7268d8804009de867c7e1bc57d79768f5a19fcd9ae15908
6. 0x8e387cf56c65eb5984343ec797d6797b73b01a731cda50096359144b9beeed74
7. 0x1c9a7ba0b179adbc56501602baae8a46b27fb4b0e5e52e2ae7c54a7c3d0e19e4
8. 0xce3b39d96b74141046274fcf15b41b60215af956250dfe362e00f5f9e0df357f
9. 0xacba2324ef7ee3a5595c337108e69967346467349537ce3cc2cd0cb1704caf20
10. 0x972c60735ef33ffc0b9332f162a8e0b102457767bfc6339580db569467b97235
11. 0x702458b3edf6d506b580474c51822cc9b75829b711968165ca7d822be2793092
12. 0x60467e72ee1c7e1a625989cc84742be5994ca41aa97557ccf246ec0f902a4228
13. 0xfd1df77ed593d89e10dbf20c0bb022fdc7c5fff3d41d686683936ce3d2b0638c
14. 0xd255034c045ff2574d11cb3757ffb240536c7380f2dfbe54e8a41bd8797bd254
15. 0x2d4bed6c1c0f427d29eba935cdedcc76c72935d41919903a3b217a8ffca38438
16. 0x35e8995c30094446ec790423171382fccb377081b921295b0ae3840cc2c4f52c
17. 0xf078ea7d84d98dbeffed23d8e67b36751e60464ffd4cfdc005e0aa6f8cb9b459
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae