Evidence row 1490082

What was observed

{
  "count": 7,
  "tools": [
    {
      "description": "Starts a cited answer drawn only from what was said on podcasts. Returns a job_id; call get_answer with it until status is complete (usually under a minute). Needs an API key; billed per question (see list_services).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "question": {
            "maxLength": 500,
            "minLength": 3,
            "type": "string"
          }
        },
        "required": [
          "question"
        ],
        "type": "object"
      },
      "name": "ask_question"
    },
    {
      "description": "Public podcasts whose name contains the text, most-transcribed first, with their slug (for the podcast filter of search_transcripts). Free; no key needed. At most 20 results.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "name": {
            "maxLength": 100,
            "minLength": 2,
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "type": "object"
      },
      "name": "find_podcasts"
    },
    {
      "description": "The status and, once complete, the answer and its cited passages for a job from ask_question. Needs the API key that asked. Not billed.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "job_id": {
            "maxLength": 64,
            "minLength": 8,
            "type": "string"
          }
        },
        "required": [
          "job_id"
        ],
        "type": "object"
      },
      "name": "get_answer"
    },
    {
      "description": "One episode's transcript, with speaker turns and timestamps, by podcast and episode id (the sid and pid of a search result). Only what the key's account may read. Needs an API key; billed per transcript (see list_services).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "episode_id": {
            "format": "uuid",
            "type": "string"
          },
          "podcast_id": {
            "format": "uuid",
            "type": "string"
          }
        },
        "required": [
          "podcast_id",
          "episode_id"
        ],
        "type": "object"
      },
      "name": "get_transcript"
    },
    {
      "description": "The key's account balance and monthly allowance, and its calls and cost per day over the last 30 days. Needs an API key. Not billed.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "required": [],
        "type": "object"
      },
      "name": "get_usage"
    },
    {
      "description": "Lists the tools, which need an API key, and the current price per call. Free; no key needed.",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {},
        "required": [],
        "type": "object"
      },
      "name": "list_services"
    },
    {
      "description": "Full-text search across transcripts: matching episodes with snippets, newest relevance first, 20 a page. Optional podcast slug and date range (YYYY-MM-DD). Needs an API key; billed per search (see list_services).",
      "inputSchema": {
        "additionalProperties": false,
        "properties": {
          "date_from": {
            "format": "date",
            "type": "string"
          },
          "date_to": {
            "format": "date",
            "type": "string"
          },
          "page": {
            "maximum": 50,
            "minimum": 1,
            "type": "integer"
          },
          "podcast": {
            "description": "A slug from find_podcasts.",
            "type": "string"
          },
          "query": {
            "maxLength": 500,
            "minLength": 1,
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_transcripts"
    }
  ]
}

What the leaf hashes

{"body":"c2cd432db5c6fdb7c87ff315c0e4be073012d6ff02c10a9c65cf21e188ad5a82","id":1490082,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793456037660643,"prev":null,"subject":"52d53890-53d1-4494-9aa8-44756e573d4e","subject_kind":"endpoint"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-10-31 (246033 rows).

1. 0x513fd14359758bc68e82a2d9cd2b0a32fe850d9f47f0c323f608c42ca1a5fddb
2. 0x83847d53e7eca7f5334f6ba04b6a71c4996e024409cc626ad73fe4aa2227c471
3. 0x61ee8e2f47e52c69e8681115c705d611e9382441ca943988db4fa54f6f80ea32
4. 0x4f90cdd5a52768f5c66dff825bdf41f9ed5556c74588d40fdcc689bce4b12723
5. 0x89684a0ac04cc037278ed87debba0f8c42f292c63e093110b94d35136f761144
6. 0xa481d0554a6a348d67fec7a599a46b8de6627d79031f4e2691edf3d60b182b69
7. 0xaf3b9ed42ef310ace9e6c562d71e0523004b2e9a3297dc405995d476963a88ec
8. 0x726ae462a3a15f464b726de0a9c7174a6e8f0aa586a467bf0a15f10c1caf425f
9. 0x000199ba0e0abb984df25be843c8835e43569bc5c8c141c9d673ee9b3542c615
10. 0xf9584df64cab968516065c3a25c7d6b904d1c97a13b247341a024ea20661f1b7
11. 0x15bb3ccc071c41bf0972508ed17a843dea1f2e2e7df669034ee2ee50ba2bebef
12. 0x72c0304f4e75bab825e479b278b1c4a09a3721562f6c78dfa1b2f38b0a3d31bb
13. 0xf3220baf23862f460ba1258a3c10efea5d98488928e1c5c78f65caedb16272da
14. 0xa61ca0b664c5ff2f545d3f92e3125f2b38c2b4e58fd9a71badfd8a85dda4c936
15. 0x37f0ccf90cd9ba8759ef0154382593820880794592760020f095a3628e43fc3f
16. 0xad4540f06e3fdfe46524d8592f8d854d4849e16217bc047eaf024f0abebe34b0
17. 0xa00a931d72706fa2402bfc9b441a12eb7c6a61ff42a542916106e3637177f101
18. 0x59f83f7228f07febe2780660e422e171b0359b8aa031ee3be07e991118130c15

Day root

0x24463725d1c0d9894bd6123691d532547aaa79f0762c0e45aa6a68acf1fd71ab

Chained

0x7d4824ff313dee7252a46f9d5c37b452851deb6c9f24a40c2f74ee0e53c82980

Published

On Arc Testnet, block 70093156: 0xedb7b832f4ebf6781b5ecd2ed241c435b862f4d3761541fa31adc1831b8c44a0