Evidence row 534286

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "The vibestreak leaderboard of AI-assisted developers, ranked by consistency (active days), commits shipped with an AI co-author, current streak, or tokens. Optionally a date range, one or more AI tools, or only GitHub-verified profiles. Use `you` to include a particular person's rank.",
      "inputSchema": {
        "properties": {
          "from": {
            "description": "Start of a custom range (YYYY-MM-DD); needs `to`; replaces period.",
            "type": "string"
          },
          "limit": {
            "description": "How many rows. Default 10.",
            "maximum": 50,
            "minimum": 1,
            "type": "integer"
          },
          "metric": {
            "description": "What ranks people. Default consistency.",
            "enum": [
              "consistency",
              "shipped",
              "streak",
              "tokens"
            ],
            "type": "string"
          },
          "period": {
            "description": "The window: today, the last 7/30/90 days in each person's own timezone, or all time. Default 30d.",
            "enum": [
              "today",
              "7d",
              "30d",
              "90d",
              "all"
            ],
            "type": "string"
          },
          "to": {
            "description": "End of a custom range (YYYY-MM-DD).",
            "type": "string"
          },
          "tool": {
            "description": "Only this AI coding tool (claude = Claude Code). Default: all tools.",
            "enum": [
              "claude",
              "codex",
              "cursor",
              "gemini",
              "antigravity",
              "copilot",
              "opencode"
            ],
            "type": "string"
          },
          "tools": {
            "description": "Several AI tools at once: a day counts if any of them was used. Default: all tools.",
            "items": {
              "enum": [
                "claude",
                "codex",
                "cursor",
                "gemini",
                "antigravity",
                "copilot",
                "opencode"
              ],
              "type": "string"
            },
            "type": "array"
          },
          "verified": {
            "description": "Only profiles whose shipped days GitHub's public calendars back up.",
            "type": "boolean"
          },
          "you": {
            "description": "A handle whose row to include wherever it ranks.",
            "type": "string"
          }
        },
        "type": "object"
      },
      "name": "get_leaderboard"
    },
    {
      "description": "The profile of the person this connection belongs to (it needs their vibestreak CLI token as `Authorization: Bearer …`), even if their profile is hidden: streak, whether today is done or the streak ends at midnight, the days to their next level, totals and a heatmap.",
      "inputSchema": {
        "properties": {
          "tool": {
            "description": "Only this AI coding tool (claude = Claude Code). Default: all tools.",
            "enum": [
              "claude",
              "codex",
              "cursor",
              "gemini",
              "antigravity",
              "copilot",
              "opencode"
            ],
            "type": "string"
          },
          "weeks": {
            "description": "Heatmap weeks. Default 20.",
            "maximum": 53,
            "minimum": 4,
            "type": "integer"
          }
        },
        "type": "object"
      },
      "name": "get_my_profile"
    },
    {
      "description": "A developer's public vibestreak profile: current and longest streak, streak level, whether they were active today, totals (active days, commits shipped with AI, messages, tokens), their AI tools, and a text heatmap of recent weeks.",
      "inputSchema": {
        "properties": {
          "handle": {
            "description": "The vibestreak handle (their GitHub username), with or without @.",
            "type": "string"
          },
          "tool": {
            "description": "Only this AI coding tool (claude = Claude Code). Default: all tools.",
            "enum": [
              "claude",
              "codex",
              "cursor",
              "gemini",
              "antigravity",
              "copilot",
              "opencode"
            ],
            "type": "string"
          },
          "weeks": {
            "description": "Heatmap weeks. Default 20.",
            "maximum": 53,
            "minimum": 4,
            "type": "integer"
          }
        },
        "required": [
          "handle"
        ],
        "type": "object"
      },
      "name": "get_profile"
    },
    {
      "description": "Who on vibestreak has coded with AI today (each in their own timezone), with their streaks, and whose streak ends at midnight unless they code today.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "get_today"
    }
  ]
}

What the leaf hashes

{"body":"c7a8acfead71c95822a7e0a2a6fe86ef4f7d8066c29d57b119007dca5f51a750","id":534286,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793127975538069,"prev":null,"subject":"1724b8d8-3d6a-4456-83f2-44aa610c364d","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. 0x67a2b5c52243cf3190e82c5766c8125d469454c3c5a2e2904b15947b443afc64
2. 0xf27996f42330f244fe7c5328012bf4ee9accc3b384fa66242eabd525aa8e3331
3. 0xd49ebd3b4b31f6992bd32eccc01607bcc0caf6852e3552e385af6c2c5256bb3d
4. 0x69383719756bc9fcd2a74b88c31c0df8cf839501fb56c1b70437589638991d0d
5. 0x21ac8b50a6c756785a59d5d701025b00ddfe2ee59093fec05240f9858a89011d
6. 0x9fe4ca3849181d080d58f6036a2095cdf6c29c89bfcd9ffbbb57dbe95ae6e412
7. 0x9c20920a21b4ec46d6fdef7cb6c87ac12c593bcc614810ca7d3aecc7dcd45971
8. 0xc9f806e2d6d08cec264170928e22c261006726b11fddf2f22733c7cd173cc2ff
9. 0x3ea9ab81eeb842733776329337a9d51a15bd7a790e8a375316469c0cd2aedc93
10. 0xe1b6a0c120edc0f0c2cbd8f1aa68f6744ea021014965b2e671812a2fedf53ce9
11. 0x48ff5606b64d91742c8fa41d67fc330937434ce7b5ba57971caf801ce419f684
12. 0xfc80c3ec28002b5abbe969b82c8409cc3216ef75df720eab92db371621f671d9
13. 0x4c257542b0421f909cc313308d9054fb29b4b46d9dca1b83169d04797233fda2
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4