Evidence row 4377723

What was observed

{
  "count": 2,
  "tools": [
    {
      "description": "Use when the user asks what AI plans cost (ChatGPT, Claude, Gemini, Perplexity, Cursor, Copilot, Midjourney and others), or before aitab_total_ai_subscriptions to look up plan keys. Returns each service with its plans, USD monthly and yearly list prices and the key to pass on. Prices were checked on official pages and carry a checked date; plans marked estimate are unconfirmed. No input.",
      "inputSchema": {
        "properties": {},
        "type": "object"
      },
      "name": "aitab_list_ai_plans"
    },
    {
      "description": "Use when the user lists the AI tools they pay for and asks what they spend per month or year, whether they are paying for overlapping tools, or what a stack of AI subscriptions costs. Returns the monthly, yearly and daily total, overlaps between plans, plans already included in another plan they pay for (could_cut, safe to drop), plans that merely overlap in kind (consider_dropping, ask before recommending a cut), and a link to a shareable receipt. Get plan keys from aitab_list_ai_plans. Example: {\"plans\": [\"chatgpt.plus\", \"claude.pro\", \"cursor.pro\"]}. Add \":y\" to a key for yearly billing.",
      "inputSchema": {
        "properties": {
          "billing": {
            "description": "Which total the shared receipt shows first. Default monthly.",
            "enum": [
              "monthly",
              "yearly"
            ],
            "type": "string"
          },
          "plans": {
            "description": "Plan keys, e.g. [\"chatgpt.plus\",\"claude.pro\",\"cursor.pro\"]. In a GET query use a comma-separated list.",
            "items": {
              "type": "string"
            },
            "type": "array"
          }
        },
        "required": [
          "plans"
        ],
        "type": "object"
      },
      "name": "aitab_total_ai_subscriptions"
    }
  ]
}

What the leaf hashes

{"body":"4eebfc43121ae71daa8b5c391d196df08e903fd228e356152086861d5ff7ad0c","id":4377723,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1794240922379905,"prev":2625533,"subject":"194411cd-fc2a-4435-b339-b72f24d5f550","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-09 (209593 rows).

1. 0x9cc30626e551861a4334a682bce0ddc02a204ef7ebbe00f0c0b42892e737be1c
2. 0x11baa968aed2ebadef3e9d9b6e07c82dc62fff88d9b52f820affc9c6919b0d65
3. 0x32b701510fc7989775822103e652d90770c001632c134abcb9df1bd6df516ef5
4. 0x655a44f9343e5cd2497093fe62873db1b04304f21e90bae7e8a8790a1beac8d6
5. 0x3f3905be41b9048bc5de592423088422c1d0ec1e764de3c4994d90ffbc2c9fe8
6. 0x9050e32b02a24ceafb96a953cd367f02cbc2d38f16eb5da701b95496bc21bca6
7. 0x53e1e5c5c255a14ca6fe224fc291017f04bc6fbd6d40b00d9debdc191e82f3eb
8. 0x6d0779c208d979290081d9e6510d4ff5957fcfa2f409fd624ea16bcd9073cba8
9. 0x72a797317f2694d96525939ac3424c05a501ea03fa16e93169d40033946efead
10. 0x100baced7be8888d9f04f337aab74653a4d1845445c28a44f00e4ee38d9f7498
11. 0x6d157be2a3250bcc6de3eeb750370440bf541e4b66895f591064a10d584bd182
12. 0x6d809aaefd9e4f3bee40ed5344d53332f7abc4966bb6a605ca2d1265bd9da8f8
13. 0x420f8c469ea5a8bd73095aca0e38fabac946a6110a22242ab017600151316c72
14. 0x67af38add19c1467aba3a88c66ffca8c323762215e0ac11b90f5ce85c0de0a06
15. 0xfc3d2ca114e26963fcc46fc3f55f59742837ee1e535704a11f771c9ca07a238a
16. 0xe71d642e43118c3f762cf2db022b58947f41ecb4c15c3b18b0cbb42b68a301cf
17. 0x790afb412bc87698b57dc22f69c5c9b2b2c4f00aedea030ea24f11c390abeecc
18. 0x891d501ebce4e16e69b2fbfe01109109c42b0c84f270dea9ce05be75fe9100dd

Day root

0xadd23e68d2467b177541de6f25330599d6ddfbb2156c723aa2064f85e01c7cc2

Chained

0xd527699f30feab3ee8deb2be1d65df3f65bd292a7fc58fbfcc8dfa8e9dc59bec

Published

On Arc Testnet, block 71621141: 0x8257214b88f5db5a00aad541f3322e6d61772740bc3a1b67ccfc1eff91e945bb