Evidence row 297334

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Get the ranked list of tools for a category by Pick Rate. Omit category to list available categories (optionally scoped by domain).",
      "inputSchema": {
        "properties": {
          "category": {
            "description": "Category slug (e.g. 'payments', 'auth', 'search'). Optional.",
            "type": "string"
          },
          "domain": {
            "description": "When listing categories, scope to one leaderboard tree. Optional.",
            "enum": [
              "dev-tools",
              "saas"
            ],
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "getLeaderboard"
    },
    {
      "description": "Get YOUR own Pickrate agent analytics — answer questions like 'how much traffic are agents driving?', 'how many signups/conversions have agents sent me?', and 'how much revenue have they influenced?'. Returns the outcome (agent-driven conversions by kind, revenue, top converting agents) and the source (which agents read your site, your most-read pages, gaps, and the trend). Lets the user just ask instead of opening a dashboard. Requires the user's Pickrate API key as a Bearer token in the Authorization header.",
      "inputSchema": {
        "properties": {
          "windowDays": {
            "description": "Days to look back (default 30, max 90).",
            "type": "number"
          }
        },
        "type": "object"
      },
      "name": "getMyAgents"
    },
    {
      "description": "Get the headline Pick Rate and rank for a single developer tool — the share of the time AI agents pick it over competitors on unbranded tasks. Also returns that vendor's agent readiness level (what it publishes for agents), which is a separate signal: across this corpus readiness barely predicts Pick Rate, so don't infer one from the other.",
      "inputSchema": {
        "properties": {
          "tool": {
            "description": "Tool name, slug, domain, or package (e.g. 'stripe', 'clerk', '@sendgrid/mail').",
            "type": "string"
          }
        },
        "required": [
          "tool"
        ],
        "type": "object"
      },
      "name": "getPickRate"
    },
    {
      "description": "Resolve a tool name, slug, domain, or package to its Pickrate report (Pick Rate, rank, who beats it).",
      "inputSchema": {
        "properties": {
          "query": {
            "description": "Search term: name, slug, domain, or package.",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "lookupTool"
    }
  ]
}

What the leaf hashes

{"body":"b4352d5b0105a59e57b59e2da114ca359fc68b1f8c2f3d6c41477c8db6513a5f","id":297334,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793052193001021,"prev":null,"subject":"d7ba648a-815e-4fb7-a16e-e22b5ebe238c","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. 0x7565cd51d0f326564679227ec835c5bcaf74f41939974ef31b160082093b3d51
2. 0xe78727b77ba2a0d03c3f73af25f998c1d083831e1400982f0fb9f711303b5b54
3. 0xe7431ad3ff0ce2fd6b6d6bbf70bcb4f581e8bf1993279a99ad4dd3e29fb57d0b
4. 0x789d9cac21e4911cb50c9ac5b0c119d4f6c98c25ff43c39bb601b24f0fb106a1
5. 0xda5e18e6d08839fe2cacdd9be9ae503ae7278097ed206bc2a03dbaed2af95144
6. 0x585c5ffbdd273d63487e2ca1a6cdd39ec37116d75d5becd17b8238c46be45e6c
7. 0xdae80adf1613d5a2d213d83e380df6799cc91c5402026d6ec38c769b7cea556d
8. 0x13df8e0fa9608d76ba3cbe9ee94631b5e1863b2716a80148b473eeb6f52771da
9. 0xd602fca7227e99e8893cc88a696f76e9b6f6198d893af0965dac88bbec212216
10. 0xa5cab88755e99fd7d4830115b4e412f63a460a19c270832f53f6e32be125c3da
11. 0xff8296d2db87846f2b3d9a7a4926ee8ea17587a9a2960c155a4f0e1d36206dd8
12. 0x43ccc5fffcdb82bff6ecf4ac7157c905b45d2f0362e7f7fbe908de1250b9533c
13. 0xdef3cab0b4070d8ad7f4f91288da4881d19789f131b1b353621df79df04a0617
14. 0xc4fe2177880ea1b0e82b6fe4c270090fd0fbe5af3a42a8cbf6a6ba2fa35625f6
15. 0x15039087bf60ae9b06b756ec3cbc299760e59923a438bbd91e34d105186db0ed
16. 0x2b6e23e3624a1b66e1d2298cfbce99a93ce6b13d24a58112a71802d79c5f7a76
17. 0xd21942ae3214eff88e08ab04884fd4b11958b51af9a0741b7668e2d07a2c56c9
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae