Evidence row 290681

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Finds public events listed on Zonori in a place within the next 7 days, by activity (a circle's name or category, e.g. yoga, running, board games) and local days. Returns the same fields as whats_on.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "activity": {
            "description": "Part of an activity's name or category, e.g. yoga",
            "maxLength": 60,
            "minLength": 1,
            "type": "string"
          },
          "from": {
            "description": "First local day, YYYY-MM-DD (default: today)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "place": {
            "description": "A place's name or slug from list_places, e.g. Bangkok or bangkok",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "to": {
            "description": "Last local day, YYYY-MM-DD (default: 7 days on)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          }
        },
        "required": [
          "place"
        ],
        "type": "object"
      },
      "name": "find_events"
    },
    {
      "description": "Lists the places that have a What's on page on Zonori this week, with each place's slug, time zone and link.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "list_places"
    },
    {
      "description": "Lists the public events listed on Zonori in a place, between two local days within the next 7 days, earliest first. Each has its start time and time zone, venue, area, how many are going, who runs it and a link to its Zonori page.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "from": {
            "description": "First local day, YYYY-MM-DD (default: today)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          },
          "place": {
            "description": "A place's name or slug from list_places, e.g. Bangkok or bangkok",
            "maxLength": 80,
            "minLength": 1,
            "type": "string"
          },
          "to": {
            "description": "Last local day, YYYY-MM-DD (default: 7 days on)",
            "pattern": "^\\d{4}-\\d{2}-\\d{2}$",
            "type": "string"
          }
        },
        "required": [
          "place"
        ],
        "type": "object"
      },
      "name": "whats_on"
    }
  ]
}

What the leaf hashes

{"body":"4b0b9d9a84c74d6b724b17482288711efa71c6e37d3b0e9f15fbfc67da78555b","id":290681,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793047485918578,"prev":null,"subject":"c7addd49-fbaf-4f78-8b08-bc1a4cb0696e","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. 0xb35a49f1ea883cb78675fdcf17d5d1e9d597c0be5df64f3e511eaac3b34eaa8a
2. 0x8c54bec142da25aa3d237fe0921f2d2b8befa293330cb83c081b51be477a922f
3. 0x747a3ec0d4a85fc5cde65c70f4736529b1cfd79c229c5ccc283a241612f101ad
4. 0xd356fd5b4a3b57b6a03ee9ed4df89c86c8d9c4af394935cf3a749da868d0ef74
5. 0xa757dd696d0be2eb318e0706ac10ba1fd61bff8ce52018795e3e93fb0d5c8991
6. 0x482c5cabb84489646686aafabbe08f3092665c8a43e19e4950b11435c9d3c4f2
7. 0x531c264da012943b9cb607f9da10e091321d68200f8ed86981a423f34aeb00c5
8. 0xf3688185f2d429481816af99e280cd04f8084a3802334b2526b36fbdcfcfbbf2
9. 0x18d9426eda026cbd6d9499d352c359876563a8e5b407631f000ddd6e159a6e2a
10. 0x02f72c34cadc7e4285efd87b76cb403220f4a25cdad402e412233c0a44206107
11. 0xc50bb1c2185da1e4294f4829be5412051ce30550dd05a2a26962841b3ba2399d
12. 0x3d6ec9d5ef8daa604601742088e213da0a439db6eff6ce50ec3ffb264a60ddd3
13. 0x3b1c0e225d1b1cb24cd5d5ea4af2de20ed68a1eaf8b61924ed1b81e4b9cf7e39
14. 0x083427e39db4dd470662401f6db5db8fadf084fc4274cf8621b368416952b78b
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae