Evidence row 738663

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "1-Call Smart Intent Router: Pass any topic or question (e.g. \"bitcoin briefing\", \"convert 250 usd to eur\", \"germany inflation\") to receive live data immediately.",
      "inputSchema": {
        "properties": {
          "query": {
            "description": "Natural language or keyword topic",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "ask_anything"
    },
    {
      "description": "Execute a specific API endpoint by its ID. Tip: bundle-location-brief, bundle-country-brief and bundle-npm-package-brief answer whole tasks in one call.",
      "inputSchema": {
        "properties": {
          "apiId": {
            "description": "The API ID e.g. bundle-location-brief, fx-currency-convert",
            "type": "string"
          },
          "fields": {
            "description": "Optional comma-separated data fields to return (dot paths)",
            "type": "string"
          },
          "params": {
            "description": "Query parameters key-value map",
            "type": "object"
          },
          "verbose": {
            "description": "Include full provenance metadata (default false)",
            "type": "boolean"
          }
        },
        "required": [
          "apiId"
        ],
        "type": "object"
      },
      "name": "call_api"
    },
    {
      "description": "Recorded history (change points over time) of an endpoint, e.g. exchange rates or weather. Use the same params as the live call; returns compact CSV.",
      "inputSchema": {
        "properties": {
          "apiId": {
            "description": "Endpoint ID, see GET /api/v1/history for recorded series",
            "type": "string"
          },
          "fields": {
            "description": "Comma-separated data fields to include",
            "type": "string"
          },
          "from": {
            "description": "ISO date, e.g. 2026-01-01",
            "type": "string"
          },
          "limit": {
            "description": "Max points (default 200, max 1000)",
            "type": "number"
          },
          "params": {
            "description": "Same params as the live call (omit for the default series)",
            "type": "object"
          }
        },
        "required": [
          "apiId"
        ],
        "type": "object"
      },
      "name": "get_history"
    },
    {
      "description": "Search the API catalog by keyword or category.",
      "inputSchema": {
        "properties": {
          "search": {
            "description": "Optional keyword search",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "search_apis"
    }
  ]
}

What the leaf hashes

{"body":"9329355487197688d6a8bc11eea962b19b510b464a2fd12d53a33ed0e69b64b5","id":738663,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793162847541963,"prev":null,"subject":"c531e1e0-7ab1-4fc2-90e0-99bf68251493","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-28 (231336 rows).

1. 0x89bfb3ae34b0da6789f63902c75560e61f6be3ed86ff1513a51706976834f957
2. 0xb9781e90c233fb0d619fcf47923e4b01194f360f1d0dc9b2d41e32cf4bbdb763
3. 0x9f21ccb81c2eb9088e301f85066deefd6e03ef58850823df67259aa3f240fe66
4. 0x12a4f01242319d43a131ed431fd7cc0d62720efcf4c79e2f08b2fb9bafe76685
5. 0x2886beb3c696944b8a18f7767156071ecc49b6f25a4b5085cb547fb4e3ab960c
6. 0xc6f7f77e0e75779abc9638ee8457a46e804a6ae05769338c8e414b153dda7035
7. 0x5e39a6ee1222a852791461886ee081e7393ff0ec99e4f92e3d1dfc152f007cda
8. 0xdf099e509fd2bb406ef9421b4e51b3587dc8a9954ae88903f675323fd15ec07b
9. 0xb7ec66a33e17a1f6a0502dca7592ba0337ae6e65522f858ce2dca16ccb21f59f
10. 0xe2cc7814bb9454f14e4f5116346dc3638d4698483477688d3967ed8f6b305544
11. 0xe857fd3fd38e61e33f26da058ec049b406b1041756dfa3de8d8709036ff89f8b
12. 0x1810cd44ebfe5f26ef4925cdfbe26287c4f9dbf1cd3343ea6968181a15656337
13. 0x73b20f1c980fc42d6a2767acddce2cb41764e0b54fa3342f0dc75bd609f6023e
14. 0x115e196b75a0422533397227b51b9c807591ec2574919c03800bb0d253f110e8
15. 0xe2f9c120d14f36fdddf9b4e605c5d0b8a13b835e2380472255dc22e14b93e84e
16. 0x74cf00e07b52415c2184cf20be69d195ed2725497a6892c2f3e449497c17d0ec
17. 0x7a743a0a09057bae687051274e1d45bf973bd36a1a4ba16a191b5d29e3bdfa2a
18. 0xe027395fafb7fc41921c42ca0542524ea22204cbd5908b70b27f3d5fb26f5d0f

Day root

0x2c19037464cc4c493624565f01775d6446fc78eaa118fc6865bfe2bfca9ff78e

Chained

0xd1d7dee8322ceff8f4c8d83aa1fe4a4466825c2af1c97dbde3d35db61234f7be

Published

On Arc Testnet, block 69584042: 0x8bae2b1d097834c8b458513862d70d29ee807e98dc2e863b27250131c15b35ae