Evidence row 551986

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Show the games added to AGENTPARK most recently (new games arrive twice a day).",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {},
        "type": "object"
      },
      "name": "new_games"
    },
    {
      "description": "Open one AGENTPARK game ready to play, by its name or slug.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "game": {
            "description": "Game name or slug, e.g. \"Snake Pro\" or \"skifree\"",
            "type": "string"
          }
        },
        "required": [
          "game"
        ],
        "type": "object"
      },
      "name": "play_game"
    },
    {
      "description": "Record the user's 1-5 star rating for an AGENTPARK game. Only call when the user gives a rating.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "slug": {
            "type": "string"
          },
          "stars": {
            "maximum": 5,
            "minimum": 1,
            "type": "integer"
          }
        },
        "required": [
          "slug",
          "stars"
        ],
        "type": "object"
      },
      "name": "rate_game"
    },
    {
      "description": "Show AGENTPARK: free open-source browser games that play well on a phone. Use when the user asks for AGENTPARK, the arcade, or a game to play or browse. Optional category filter (Puzzle, Arcade, Action, Racing, Strategy, Idle, Word & Math, 3D, Retro, 2-Player) or a search word.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "properties": {
          "category": {
            "type": "string"
          },
          "query": {
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "show_arcade"
    }
  ]
}

What the leaf hashes

{"body":"b0090bbaaff2fd37c51ce130887600986cda208404750cb117116f66abb285c8","id":551986,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793133475478400,"prev":null,"subject":"69dcea9f-5a01-40ed-892d-f4be268fbe0d","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. 0xd3d9aa065b58ec811302734c0124010c4f03996632f5dbc69781c323c333837c
2. 0xb86ff9c7fe704a0459913674950849767034e27c78408543f4f89010bd34334a
3. 0x80abbba5ad403f67867a61e5a9bdae5d1ebd909374545d1bfdac1a2ddffcaa8b
4. 0x22844d2d980f0430d94bb1b6c935f8f485afc65abc5bd29023d5b2bf245e8cf3
5. 0x1fd74fb469c4ad89c8a7f8674dba3b537fdd12fac0ec82e0491cf5ec17d9d6c2
6. 0x2b2c43a7b89bfea1b7c5d2cfa900288749abd95cd3ad3ed88938e7b943201262
7. 0x50ff1636b3e6000c44e4ccff5cc824f9bb2f48cddcd53e2fcba3dad280be5662
8. 0xe64deca67b060bfe4d0ff89f11e97f4ef895912be847f892b1249ebe68cfdda4
9. 0xc95b6cce7527643fe83a97a95c6011126a5d8830dab04668eb6ba935c92a96f2
10. 0x6a1386a689a26367b568f88e377530a2bd553e06af1a26049e7c59700ecf3e60
11. 0xfffb2250987be2ab1e65ada5e7362185183c6bbed9d78650d53d2ffb2c007dd0
12. 0xba42125112c82614fda070baa3201b37bda47b7485d074641cdd174984f8ddaf
13. 0x3b3e4fecead12aaf883ab4f21b6e21efddd0a8d055ced058cb62bcdca8a6c9d6
14. 0x8f676edfb4faaa290229d8f4f69ab721fc627424463d62f5146b3d1ca7f2f0c6
15. 0x969cd44e5a4e8dc3110540398fbf689659eb51df735c1cda5d8f021ef9ff5683
16. 0xa94627de1af0e823832e05a9069b304ecccb8c0cdb8f9cfc4f2039bfb9799dc5
17. 0xdf1105afdc109de3c09a98fc8a3864159ad964e6f49b635c105a27a1e1f14310
18. 0x2bf8151e5f157dd183b9de6fa00469551932a7a6e3f33a694895000ac9061197
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4