Evidence row 266748

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Multiply two integers using the Common-Base Multiplication Method: x=N+a, y=N+b, xy=N^2+N(a+b)+ab. Returns the chosen base, offsets, terms, and exact result.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "base": {
            "description": "Common base N. If omitted by a client, use a convenient nearby base such as a multiple of 10.",
            "type": "integer"
          },
          "x": {
            "description": "First integer",
            "type": "integer"
          },
          "y": {
            "description": "Second integer",
            "type": "integer"
          }
        },
        "required": [
          "x",
          "y",
          "base"
        ],
        "type": "object"
      },
      "name": "common_base_multiply"
    },
    {
      "description": "Generate a Java implementation of a supported mathematical algorithm. This returns fixed, reviewed templates and does not execute generated code.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "algorithm": {
            "description": "Algorithm identifier: gcd, is_prime, or factorial",
            "type": "string"
          }
        },
        "required": [
          "algorithm"
        ],
        "type": "object"
      },
      "name": "generate_java_algorithm"
    },
    {
      "description": "Check whether an integer is prime and return its prime factorization. Supports integers from -10^12 through 10^12; prime status is defined only for n >= 2.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "number": {
            "description": "Integer to analyze, from -1000000000000 to 1000000000000",
            "type": "integer"
          }
        },
        "required": [
          "number"
        ],
        "type": "object"
      },
      "name": "prime_analyze"
    }
  ]
}

What the leaf hashes

{"body":"92c5c600dcebb2411871ff583b7cb84b34e04498474ef4653928cfd133046a22","id":266748,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793035516939600,"prev":null,"subject":"aa616b0c-d7c4-46a2-941d-359c9b7b7e60","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. 0x4ab103f9fd6f7b5b49acb4138b850cbbd627725d07d569c3715bcdb7a8f3543e
2. 0xf922f6ca13956e53394a83ef7a2bf8192e8579940918bc80e2fd0daabd27233b
3. 0x49a06d2a482588664ce51942002d33f709aa34e11bed25211bbc69fbe77f5263
4. 0x87e5ed7476111187abbb7cd41cf489826e7edcb437457fda3b85bcc108071862
5. 0x6b722688c1887f4d511720b0d5a3f885fb750e1e35d2bfbf06c4114027b2e3d4
6. 0xa79c8bcaa5abd08080921e653a6f5dbf9e6a969e963e6ac67ef3a90bba7a16a7
7. 0xab02f6e4d4d5ff0069fc6210755673688d82ed944ec1340e595163aa6869cdb5
8. 0x616675a0ba8eaf48c9c8783af26547b52ee13bfc55d2122a8538acaeb8ada576
9. 0x3524309e6831e713c362548f4a446e06df06f23708410213dd9d60ebcd20a204
10. 0xb9c44c195c511a74ed82b24db714e43b1a5a80029db27888948baa71082b81f9
11. 0x401a323dfcffdb4ec1a75537dabf1f5c7403e6d01d2965f0f6eba13263cf7c64
12. 0x67ae8949b58cb7b0dd4cfa0f9aeeee715e0ae6b87fef0ba46483bbf280004c53
13. 0x1ffd24a0422348bb2305058cc138e276511e1c074bf8139af5b773941f0e5de2
14. 0x88e326a39b26e2c125306c9d3805d14398ace088bba9a2a0aa376b811cfb201a
15. 0x2be1e80e065dd6b2cc75a7142be22225acd144ac975d70bf24b4f01fd76dc497
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae