Evidence row 257997

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Compare and rank multiple AI responses to the same prompt",
      "inputSchema": {
        "properties": {
          "prompt": {
            "type": "string"
          },
          "responses": {
            "items": {
              "type": "string"
            },
            "minItems": 2,
            "type": "array"
          }
        },
        "required": [
          "prompt",
          "responses"
        ],
        "type": "object"
      },
      "name": "compare_responses"
    },
    {
      "description": "Score an AI response against a prompt using heuristic metrics (length, relevance, structure, completeness)",
      "inputSchema": {
        "properties": {
          "criteria": {
            "description": "Optional keywords that should appear in response",
            "items": {
              "type": "string"
            },
            "type": "array"
          },
          "prompt": {
            "description": "The original prompt/question",
            "type": "string"
          },
          "response": {
            "description": "The AI response to evaluate",
            "type": "string"
          }
        },
        "required": [
          "prompt",
          "response"
        ],
        "type": "object"
      },
      "name": "score_response"
    },
    {
      "description": "Get text quality metrics: word count, sentence count, estimated tokens, readability grade",
      "inputSchema": {
        "properties": {
          "text": {
            "type": "string"
          }
        },
        "required": [
          "text"
        ],
        "type": "object"
      },
      "name": "text_metrics"
    }
  ]
}

What the leaf hashes

{"body":"a696e6f342df498c1fa6f42919d7eb856dc6f0712f2c297e1129748af042742e","id":257997,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793029871827439,"prev":null,"subject":"224ad3d8-587e-4185-a91f-214d0989d5d3","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. 0xabfcd23d6dbab09220f39feb0b88a2ad40274a174d648355454c3c8935a59eee
2. 0x6b7898fe47b76a5cdda11b6466aed7e57d951c4a17d2af1cc4eea5f74cf0ae78
3. 0x6754e658e1fd57ae0077d6a8c498b1d9671212565386ef5369c1354a0ca7d415
4. 0xff3d68ee2031c0108696faa047ca5eafbd86cc3fba863475c6c044e9ff21828e
5. 0x48cc7b052733796f03ffc78fff1c809a08caae4d581ac32b2fb35065142e6286
6. 0x0657eb128528805a0bb376fae6ed6dea3b0ea40b3d4c2b39a8ed072b4d2a49c8
7. 0x4db9a9ebcf6c09b0e5a2b85227db865e8286fcfc7eb70053bcf7206a8ad51b1e
8. 0x3e7931c87b144009504d5c547356339f3b9e6ce9ea8bf90073e6c509266b8e7d
9. 0x82e794d16013758d7090a0358a9d19fdd1330fa049313a95f462838aa26f6eb8
10. 0xc7cacc2d01c3e1b7ffb7608f2b307b4082bdded2ad2fc7c4373e088c0cadb4c9
11. 0xe285855b14529e4bf6d93d3ce05a3365dcfc651d48b9dfeb5c229a51822613eb
12. 0xb7fae69bb7bd717d54a83df961404a3e4de2a5cfbcfa013fd83a38627fe13f7e
13. 0x4700d6dfdb40e52e2ceb8ffe62c75f3f708d23452f828255fd003d795f5d9d66
14. 0x3b4dba7d874fc323b0a364140a9c60f37bf547fe671897653118a9873fe03420
15. 0x1a74ed3b3756b9cd946da49701bcec120ec88645013da99fa9eea60b39e1a570
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae