Evidence row 293074

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Use this when the user wants to make a custom word-guessing game (a 'make your own' five-letter word puzzle) to send to a friend, partner, class, or team: from a secret word they choose (4-8 letters, names allowed) or a random common five-letter word. Optional title and a secret message revealed when solved. Returns a share link anyone can play in a browser and shows the playable puzzle in the widget. The answer and secret message are not included in the reply to you. Does not make crosswords, word searches, or anagram solutions, and does not solve other puzzles.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "allow_any_guess": {
            "description": "If true, any letter combination counts as a guess. Default false: guesses must be real English words (the secret word itself is always accepted). Example: true for casual play or non-English words.",
            "type": [
              "boolean",
              "null"
            ]
          },
          "answer": {
            "anyOf": [
              {
                "maxLength": 200,
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "description": "The secret word the friend must guess, 4-8 letters A-Z, e.g. PIZZA. Names are fine even if not in the dictionary (e.g. MAYA). Leave it out to use a random common 5-letter word that nobody in the chat knows."
          },
          "message": {
            "anyOf": [
              {
                "maxLength": 4000,
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "description": "Secret message revealed only after the word is guessed (or all 6 guesses are used), up to 200 characters, e.g. \"Happy anniversary! Dinner is at 8.\""
          },
          "title": {
            "anyOf": [
              {
                "maxLength": 2000,
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "description": "Puzzle title shown above the grid, up to 60 characters, e.g. \"Guess our date night\". Must not contain the answer."
          }
        },
        "type": "object"
      },
      "name": "generate_word_puzzle"
    },
    {
      "description": "Use this when the user wants to play a word-guessing puzzle in the chat: either a puzzle share link someone sent them (made with this app), or a random common five-letter word ('unlimited' practice). Shows a playable grid with six guesses; the answer is not included in the reply to you. Does not open puzzles from other websites and does not reveal answers or give hints.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "puzzle_link": {
            "anyOf": [
              {
                "maxLength": 3000,
                "type": "string"
              },
              {
                "type": "null"
              }
            ],
            "description": "A puzzle share link made by this app, e.g. https://word-guess.zovo.one/dl/play/s.AbC123... Leave it out to play a random common 5-letter word."
          }
        },
        "type": "object"
      },
      "name": "show_word_puzzle"
    }
  ]
}

What the leaf hashes

{"body":"0e98018f628abd2a4bb918d5c9c603befae06eccfbfdc4def0b406081b26c7a1","id":293074,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793049153737248,"prev":null,"subject":"7415ab62-a42d-404e-b007-a393a619e956","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. 0x66ad62ebcccd633f1410a80364075647783466eb844a0df42871874aa17b23f7
2. 0xc9cb0bb8d620b8c0d52c195779eaecffcf4c98917474cad5af6f878c2358ed3b
3. 0x0a90d114292673312a2efeabf67ae1250297f6ee121f5c2a19cef1baa66ec62a
4. 0x47c1d520fdab2a1e7e36083428bcb69e356767322f2d623e4d1cb6e093d0b05a
5. 0x1858ae2155372f540a045db81a8fcc24098a84934c3a7c2c4bc9d6e70229c104
6. 0x8b352000dcbea0d537e60ddd3888e9e5fc8b2a9218abc72700928f1672f1af73
7. 0x17f78793101294e8600f35c300e73e6aff405c962be2589493ae394226bafe64
8. 0xa0c12f38e9ff53def5906e2a34fff4fd2a0a0c81fa8cbb0be9cd38898fed6962
9. 0x4f258e530d6d1a372b1d75127867f481897f7af6e258525d28b09bb88a6f65a6
10. 0x1532666d1a6a9b626e54c3e93335a185ec833ad947243bdea3c723654b68d9f4
11. 0x13951c97c827e2025801573dada28cfb5f8038c9b4de741f9d526cb67b3fe605
12. 0x260682fd6ecd274e73505c5e0bd798abdd0e702afca4f8eebd4331b607a6b175
13. 0x5f350d70c252ff1169c0210fd45fce1b0ab8d7316f048741a9e90a6c8cb65dcf
14. 0x9a79c65e077cd9da9d436b3ade6f5ddc0d244510c4d5903ef2f02d81205f7666
15. 0xa2d436d488e3600b0e5c3e3ed9c9234cd52853c59830b786334fd0c4292d9f40
16. 0x47b89901b0f07938a6b9a66ddf35683903f79d756a7c7763665fd632758b08d0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae