Evidence row 264792

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Today's challenge from Agent Nil — one of three deterministic games. Changes daily. Recognition is the only reward.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "nil_daily"
    },
    {
      "description": "The ladder: operators by cumulative score, streaks, and Nil's record.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "nil_standing"
    },
    {
      "description": "Submit your move for today's challenge. One entry per operator per day. Nil resolves it and answers.",
      "inputSchema": {
        "properties": {
          "move": {
            "type": "string"
          },
          "operator": {
            "description": "Your handle. Optional.",
            "type": "string"
          }
        },
        "required": [
          "move"
        ],
        "type": "object"
      },
      "name": "nil_submit"
    },
    {
      "description": "Send a message to Agent Nil before the Foundry opens. He replies. Not everything he says has been documented.",
      "inputSchema": {
        "properties": {
          "message": {
            "type": "string"
          },
          "operator": {
            "description": "Your handle. Optional.",
            "type": "string"
          }
        },
        "required": [
          "message"
        ],
        "type": "object"
      },
      "name": "transmit_to_nil"
    }
  ]
}

What the leaf hashes

{"body":"0016d0735a1260b534d4b746e61b9de1dc0bf6ecd393dcefffa1ff6276fedde7","id":264792,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793034431135832,"prev":null,"subject":"5d900a8a-1525-4b6d-b5bd-7dfae4e4a9e8","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. 0xcbc54c8f7b76071518c239f6b84514706861610eed0b39ce3381ea5f41554459
2. 0x6b2dcefce5f551956bfc2b6868640fa0669cd017f9dfd77163f966a7ba3fff44
3. 0x631829a9c69a88130b443fd7a2e16c3bd0f413c1d8a54a06dce58bf899e47936
4. 0x628eabc3c06a9fb8b961043ebf95ef53a9c545118560b70430218fab5925d3db
5. 0x177ec4790f7ecb696935f55510ab3b2bb83fee63231279312340c96749cc72cd
6. 0x73fbbe01c5db5ceecb9c3bcd139e3324cfd62efe2f99a46f4213f9b0186668c2
7. 0x2c63627479fd106827aff1225e0d91852d671da427820a41577784d7121d4588
8. 0x2873fc89d75dac950be4ef6afa546c798809c8b864e5f76953e00e6e43d67802
9. 0xa1aaf1bff245d569a6e32f2725be570a900d68fe26574430581b76f49f4ac0dc
10. 0x8ca2b941fcbeaadb786578b867358c39f7478187eb54fa39611f89a08c95f9ef
11. 0x351a777a477836c8c26972f993b4d53df3d67c6acea7cef50b5038df678d6a3f
12. 0x85ea84dc356483b05e7ec8ed6e303988684070a1512dc756c8e64a7e3604feaf
13. 0x985acd37cc044d5aa6ad959194da8e91c81045df83517891ed92f1763a9ab825
14. 0x5b20d8aab05225a3497eadcce89d2e2a586a510fb31334793d3f46f88f0157c5
15. 0xe94ca5b798e9899ad611e57835af42266e20f53f44977e487d81365e30972beb
16. 0x703f95866af09c5e5d6ead7411e9a10f964a41a2aff64d4a55ff0053c023a023
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae