Evidence row 564531

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Read published consulting services, pricing policy and contact URL. Use to assess engagement fit; does not book or send anything.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "language": {
            "default": "en",
            "enum": [
              "en",
              "de"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "list_services"
    },
    {
      "description": "Read a published site markdown document by path, such as /index.md, /pricing.md or /auth.md.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "path": {
            "maxLength": 100,
            "type": "string"
          }
        },
        "required": [
          "path"
        ],
        "type": "object"
      },
      "name": "read_document"
    },
    {
      "description": "Search published site documentation using keywords. Returns source URLs and excerpts; no generated advice.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "language": {
            "default": "en",
            "enum": [
              "en",
              "de"
            ],
            "type": "string"
          },
          "query": {
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_docs"
    },
    {
      "description": "Find published English and German documents for the composer reference picker.",
      "inputSchema": {
        "$schema": "http://json-schema.org/draft-07/schema#",
        "additionalProperties": false,
        "properties": {
          "query": {
            "maxLength": 200,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_mentions"
    }
  ]
}

What the leaf hashes

{"body":"223ffb1d5124977a4210d113f8bcd03e364b519689c9987d7a1dadf8c1466246","id":564531,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793137860836245,"prev":null,"subject":"da8f5167-5579-4c5a-9688-99238c74264e","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. 0x69f1ffa2aa463c392f6afb656aeba0309d3fb89d69cae1895f2a844226735956
2. 0x096dd8a75b45ca407f6fb9e17f1845acb8358ffe318398f5bd7e28821fca48c8
3. 0x3dd833d3b74abb2a4c8f17cef8aeaeab6bfdfcbc6883c200dafb7db2a69863dd
4. 0x25e77c1bb020ecf2c3939f7842cfe0516423ef68816a162e3663196bb57084de
5. 0xb2325553c6b7961ca42ca90bef2969db2e290994750773975866d0e804377044
6. 0x2b21296e1151c43598200d7cdf94f8ef8ef1a9ecab235b185799013d4b47e12e
7. 0x72503bcce8b4e9c45e795c1913903137976071341fc312fd6188fa2102ed489a
8. 0xcaedd6c64682a4d6ff0d3eef698ce0cd0db79d29ca2f3355215ff156b8b8943e
9. 0xa60b21493435923af4effba756d5b8948c541660dc04911aadb5d45e1a741799
10. 0x8292b0c4302eab317dc9442deb7c510d6a5800a9f644e4859ca59b9b2b323e8a
11. 0xf948df558d360ef6260367a5acb11bce86c964cb5608d9fbd474976a57db8d7b
12. 0x1907258a29a881c6f59707e890e9f73f7aff1ace32101f20e208f76e9fac9a60
13. 0x927616fada4e04588c09f6e02e8f6e3a1351bac8355e394da3bd0bf249a5c503
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4