Evidence row 291173

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Search the Smarter Weather developer documentation index (quickstart, REST API, MCP server, errors, rate limits, SDKs, pricing, API keys). Returns up to 5 matching entries with title, URL, and an actionable summary. No authentication required.",
      "inputSchema": {
        "properties": {
          "query": {
            "description": "Search terms, e.g. \"authenticate rest api\" (max 200 chars)",
            "maxLength": 200,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "get_documentation"
    },
    {
      "description": "Current developer-platform plans and pricing: Free, Developer, and Professional tiers with monthly price, included API-call allowance, and overage rates. One metered allowance spans REST and MCP usage. No authentication required.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "get_plans"
    },
    {
      "description": "Returns the Smarter Weather developer sign-up URL (with MCP referral attribution). Present the URL so the user can create a free account in a browser (Clerk, no credit card). After they finish, reconnect this MCP server with OAuth and call create_api_key, then configure_mcp. No authentication required.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "sign_up"
    },
    {
      "description": "Does not mint from the hosted server. Prefer `npx -y @smarterweather/mcp-onboarding@latest trial` (no MCP host), or add the stdio bridge and call start_trial there. Both write SMARTERWEATHER_API_KEY to .env and never print the bearer. If you already run the package and still see this, restart it on @latest.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "start_trial"
    }
  ]
}

What the leaf hashes

{"body":"01a26abbd5a55734f4fc5564491e7fd2aaae4795d7a120bfd0404447252e8cd2","id":291173,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793047916154218,"prev":null,"subject":"44bf6923-8566-4830-bdf3-6c53f4eae643","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. 0x3e345181b11a1f8ce5d71ab2018b2cb261950e7049439b85592d52d5e67c691b
2. 0x183fddeb83f108b54bdeca7ee73094a4e3e1a0d8cc39aba9c6e348c4e455103b
3. 0x0a747a214ebf93f23841a03c5f9a0dd3ad7e31e3197ec9aeb190c91851387b99
4. 0x8ecf1ca1351fd0df75236ba488f7f0726f9b13ee6657623b0c83de82f30c9139
5. 0x34b92ea1b03858db6095842dfaaa98564cb3be36f47796956f38d559bad72e5d
6. 0x30813e570fafcf17c11ce92e4283159e37ae56407cc7811d95a81be7a0c5dec1
7. 0x4e537ce754f44652a7dd6b7d0b5f83c96cfba3a39a5a65c4c581b9bba88020c9
8. 0x47d5aa59e21ad8286cd3b0a97cd6b5925cf320ec28adf0b872c9b1f11ec798b2
9. 0x71cde1f2e46f64433ce26a600644420786ceae66a8a84d9a72f83569bd443be3
10. 0x8e5649068bfe1600b5f38cb8d5f950b0cad91a024600039e3ba08f751258e697
11. 0xeff3ae4ccee9e9ab663bed39de24a2076950808876228a89701d6ab7f016bd7e
12. 0x1afc0318a98c6dbb5a80e5cb86eba22b844e3f3b185a16f17290e29ab7410f55
13. 0x215f432600b78f2e7c9629cd10ce6ce4b7f3351b0b71f3f2c7dcb8e650f6cd63
14. 0x7f594f5609f388d64d3cda87b5631d393ee8300bb09bad71f150113a5886ee33
15. 0x4b52a97f7a80ff7778a702b85267b8d2e5c93ce160942656435c29ae7be68bf4
16. 0x2e6a32eb32761c210560e852405e2f865f958ddbe01027894f8b9c1b3433b9f0
17. 0x9a83be955a206deb65b995adfd92c58fa31c95fbbf926bd199d300e70b08b26d
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae