Evidence row 290619

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Get full details on a specific verified food truck by its profile ID. Use after search_trucks to get more detail on a specific result.",
      "inputSchema": {
        "properties": {
          "id": {
            "description": "The truck profile UUID, obtained from a search_trucks result.",
            "type": "string"
          }
        },
        "required": [
          "id"
        ],
        "type": "object"
      },
      "name": "get_truck"
    },
    {
      "description": "Browse active listings on the ServiceWindow marketplace. Seven boards available: \"request\" (event organizers/HOAs seeking trucks), \"event\" (upcoming events trucks can apply to), \"shift\" (trucks posting their available dates), \"venue\" (venues seeking recurring food truck partnerships), \"parking\" (parking spots and commissary storage for rent), \"vendor\" (industry services and suppliers), \"jobs\" (food truck industry employment).",
      "inputSchema": {
        "properties": {
          "board": {
            "description": "Which marketplace board to browse.",
            "enum": [
              "request",
              "event",
              "shift",
              "venue",
              "parking",
              "vendor",
              "jobs"
            ],
            "type": "string"
          },
          "city": {
            "description": "Filter listings by city in Southwest Florida.",
            "type": "string"
          },
          "limit": {
            "description": "Maximum results to return. Default: 10. Max: 24.",
            "type": "number"
          }
        },
        "required": [
          "board"
        ],
        "type": "object"
      },
      "name": "list_marketplace"
    },
    {
      "description": "Search verified food truck operators on the ServiceWindow marketplace in Southwest Florida (SWFL). Filter by cuisine type, city, or keyword. Returns truck profiles including name, cuisine, city, bio, and a direct booking URL. Coverage: 21 cities across Lee, Collier, Sarasota, Charlotte, and Hendry counties. All returned trucks are verified operators.",
      "inputSchema": {
        "properties": {
          "city": {
            "description": "City in Southwest Florida. Examples: \"Fort Myers\", \"Cape Coral\", \"Naples\", \"Sarasota\", \"Bonita Springs\", \"Estero\", \"Punta Gorda\", \"Port Charlotte\", \"Lehigh Acres\".",
            "type": "string"
          },
          "cuisine": {
            "description": "Cuisine type to filter by. Examples: \"BBQ\", \"Mexican\", \"Italian\", \"American\", \"Asian\", \"Seafood\", \"Dessert\", \"Mediterranean\", \"Caribbean\".",
            "type": "string"
          },
          "keyword": {
            "description": "Free-text search across truck name, cuisine type, and bio description.",
            "type": "string"
          },
          "limit": {
            "description": "Maximum results to return. Default: 10. Max: 24.",
            "type": "number"
          }
        },
        "type": "object"
      },
      "name": "search_trucks"
    }
  ]
}

What the leaf hashes

{"body":"8229517855d764f6e9d348f74ffdda6e5c739619cc54a947a5e3948365450159","id":290619,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793047438165102,"prev":null,"subject":"f458fe7f-bd63-40fa-b8c0-f3adcba84beb","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-26 (296695 rows).

1. 0x13862fb9bd22fb79cfb1a56f2da7c0d972335f72e7570f3b8a11e3294bf9f719
2. 0xf488d69f7dd4f21282f5a43d3b13ea274bd08b72b7ab1f2ce49250e170a269d9
3. 0xb846305caa4e59ef3549542505fcbe94a0d07b0782513cf6e3a10b2757b6c8cb
4. 0xa78b4e0952b56d0064c3948c86292a5794ef609cb6c34f4e08e785f21acefeaf
5. 0xc5ffd5979d460ad10943d8b75f1328c30c7f97f9829d5213ef9cdf4343bf77ff
6. 0x826c5927fa5d322bbc0d688effc91f412c6339e7acd12ee5b3c1ecee8831e059
7. 0xb5d3c70a8f2c972d0bdce29ba319a22c7a18f529ef555e37976bbef71434d438
8. 0x3a146eb00ffc30ab32d6ec663918cfa7b3ffc5e5128ab6fd5e1c5695028924b5
9. 0x36a9d47985ea66450085f279b1077b70e31b95704b735175f3a64a5891b7b28e
10. 0x4a6e9d6f8bcdedf054372776140e3ef47d5f8d6efb1bdab8c26dcd9c83c1db99
11. 0x9d19085bdd0cb9322cb235f88ed9fb666f1b60fe7afec1170ec05f633673830a
12. 0x7e390200ea1ea25db5884cf05fa50ad599f0759b573f081e361cc22f7206133c
13. 0xff1c28bdf595a3d1333e9915edc68e9c5fded7bd5923fa85870979af34cbc3b3
14. 0xb49e8c2564256e5322e375cb619d9ac70fd17c1d1eba9c991bba4cb6428f45cc
15. 0x60582ab4b41e72eb70eb0bce07fbf0fb4d2b62a8bad5be50f5d16d511adc746c
16. 0xc6a4d7899a0f442958e26505011190b7cff2483611c1b94eba9043e0ba9ac36e
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae