Evidence row 2026949

What was observed

{
  "count": 3,
  "tools": [
    {
      "description": "Full text of one Lupamundo page (Markdown with tables, official sources and access dates).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "url": {
            "description": "A lupamundo.com page URL",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "get_guide"
    },
    {
      "description": "Products Lupamundo recommends for a need (language courses and apps, exam prep, travel eSIM, kit items...), each with who it is not for, price, and a partner link. Falls back to the most relevant guides when there is no pick yet. Responses include a disclosure field stating that some links are affiliate links.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "country": {
            "description": "User's country, ISO 3166-1 alpha-2 (MX, ES, CO, CL, AR, PE, US...)",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          },
          "need": {
            "description": "The user's goal, e.g. 'prepare IELTS General to emigrate to Canada'",
            "minLength": 2,
            "type": "string"
          }
        },
        "required": [
          "need"
        ],
        "type": "object"
      },
      "name": "recommend"
    },
    {
      "description": "Find Lupamundo guides that answer a question (IELTS/TOEFL/CELPIP prices by country, score equivalences, visas and paths to work or study in Canada or the US, online courses, travel kit and eSIM, cold and flu remedies, menopause, testosterone, with the evidence cited). Returns titles, short answers, update dates and links.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "country": {
            "description": "User's country, ISO 3166-1 alpha-2 (MX, ES, CO, CL, AR, PE, US...)",
            "pattern": "^[A-Za-z]{2}$",
            "type": "string"
          },
          "limit": {
            "default": 5,
            "maximum": 10,
            "minimum": 1,
            "type": "integer"
          },
          "query": {
            "description": "What the user wants to know, any language",
            "minLength": 2,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_guides"
    }
  ]
}

What the leaf hashes

{"body":"86b831ad50d36962116bf65196db7c5cdf736afba1f53291de1a7e6ffcc6bbeb","id":2026949,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793582685766383,"prev":533389,"subject":"830d2dc9-b497-4c3f-9e6d-296e5efc3261","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0xb1a772d11f919cde7ea465cb8fd2ea1f3f790adf8a5e6b88ea928de104f131c7
2. 0x063aac16fb115b79aff78cd127c413085f98124d0592506bf92fcfb4726bf456
3. 0x7ba6739a95edbf03b86b0545b561a1828e7f758696ce456712cbc9f086bb071f
4. 0xcb54bbad23485b861e864d4fc4ee0eb42e55ae99b6d082130483925db8923d5b
5. 0x5570d6efb8b72da9ee8847177585a4bda8db2c4a55c251456129e491a07bf1e0
6. 0xe3fc7c4cbd801f171092b5ce8a27539ca55fd265281e8d15672a62d8b805657c
7. 0xabaf680f6648fd425121e1bfe4420fc734c22de58c00764b775fa4d4afac8516
8. 0x0c4f43e3249b345dc00135c30510866f916192160cf881275ebec08ad61d6157
9. 0x898a7908a5cb4591aa1fe7ab530c38aafbe63bed524bb47a92597a997b2dd552
10. 0x4cc7ab9510a9f261e3f74277436aa641133f4403062693535820b6dea4a6567c
11. 0xbb67a5c023ae809b439c6829ca844c48fdfcfd11a0e6adf9b3ba8651a66089d5
12. 0xf087d871ca9371733715e0ee714284dde8df08d54c23411920c514ebc8cdda25
13. 0xf214768748b83271814cb189e6d8ee47b2a524b5f96a73f108b1dc6771b128e1
14. 0x2f8469a138f90dfcfc93d4f817bc8f20341a871e08f629fe27a2cd40dbfeb340
15. 0x793184605629cd36ba80a07cbe115ca35e8923297bf024260c6f5c06b255f638
16. 0x2922573a524a0694086782ac45fa3083d3fc3f6a2a479b2105e1e2f06b2916f7
17. 0x07ad80c0c234ecea379a2f4450dfd0804db049dbc62abe77af6306049ca6b6c2
18. 0x98cbbf2c68ab4c0b4db782aeb88bea1f30b02178cf8b5d3d24a931d19492ea6d
19. 0x252cce55f1a3d5391c16f82d7f62494429a5f69b03486d4cfcfb7b2c96d6c884

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af