Evidence row 562954

What was observed

{
  "count": 9,
  "tools": [
    {
      "description": "What Virohana is, where it stands, and the principles behind everything it builds.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "about_virohana"
    },
    {
      "description": "The Virohana journal — essays and field notes, newest first. Call read_post(<slug>)\nto read one in full.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_journal"
    },
    {
      "description": "Shipped products Virohana built and runs for real customers. Flagship: the\ne-Financials MCP. Call product_detail(<id>) for the full write-up.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_products"
    },
    {
      "description": "The services Virohana offers. Call service_detail(<id>) for the full write-up.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "list_services"
    },
    {
      "description": "Full detail for one product: what it does, how it's built, and how to get it.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "product_id": {
            "type": "string"
          }
        },
        "required": [
          "product_id"
        ],
        "type": "object"
      },
      "name": "product_detail"
    },
    {
      "description": "Read one journal post in full (markdown body).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "slug": {
            "type": "string"
          }
        },
        "required": [
          "slug"
        ],
        "type": "object"
      },
      "name": "read_post"
    },
    {
      "description": "One keyword search across everything — about, services, products, and the journal.\nReturns ranked hits with a kind + ref you can then open with the matching tool.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "query": {
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_site"
    },
    {
      "description": "Full detail for one service: what you get and how it works.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "service_id": {
            "type": "string"
          }
        },
        "required": [
          "service_id"
        ],
        "type": "object"
      },
      "name": "service_detail"
    },
    {
      "description": "Recommended first call: a short guided tour of what you can explore here.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "type": "object"
      },
      "name": "start_here"
    }
  ]
}

What the leaf hashes

{"body":"039da7a13276c988e0cc3a935831069c95590595cffa59fda4ca146f834aae7d","id":562954,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793137552901468,"prev":null,"subject":"d13fa752-d199-4c42-8bc2-579b4a85e807","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. 0x7278974de68e8dabe9141e3f7234119b984d0e5d83c56e0f87186231eca9c295
2. 0xe486d99b1af60fef4e9d0e35a4c263abc8c8b803f0eddcc0c0b15641145761b2
3. 0xba8091a64b7922041af7644cc342359655651899d057366b806ed816ba09e38c
4. 0x696bc16f0337d8c7e39817cda978e2fc27f616c4adc812f100b82a931e661ea7
5. 0xd3e8c7d40a072686be9b2d20737354cd20d076db49d8fbfcfbb1ee63742dcc58
6. 0x018ace849df1cc9122e4c6faf863485296d77e1032d5a9aaa9f77ce7789b4044
7. 0xd28b9820c103fe305883c62851d41538b00c3c872b2e7365034c95dbf0eb77ed
8. 0x7f56d06ce265c94e68c09c7731531b3dee2a4c04f87a3890d2eebbf07dac9997
9. 0x1834926a41726b82ca399b1246e6ca611c1b2916772420cc0f0a584bd58d1d1c
10. 0x41177ecd574fbfd5db971f26345d463c2727ea480039aa14f77f20bd18ac0eca
11. 0x23a51a936f60011ce90a404c26ca8b5c81a512eb324bd00dcb5ce643c0b38c8e
12. 0x8a2168d13e43e2c8b0f508ca779f90beef60501499eeab439eb7d23816a97bc4
13. 0x2926e99aefa0ff2e14a67a3ae10a7f6e753ce4b799c6fe531f8cbf8d33b31a66
14. 0xb2ae53d841a55a805fb4078b1a7d44e08a81aba4be3690bac3a5b4c366bf39da
15. 0x275720ecabb68df33eee92ae4fd70572a8d952d6c61c061c2869cfc3217aa5c5
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4