Evidence row 276767

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Start an AI extraction of a YouTube video, podcast, article, or PDF URL on CoreWise. Returns an extraction_id immediately after initialization. Initialization normally takes a few seconds but can take up to 2 minutes for videos without captions or for PDFs. The extraction itself then runs for 1-7 minutes: poll with get_extraction every 20-30 seconds until status is 'completed'. Results include a cross-validated synthesis plus per-model summaries. Requires an API key (create one at corewise.video, Profile page, 'API & MCP Keys'). Each call consumes one extraction from the key owner's monthly quota.",
      "inputSchema": {
        "properties": {
          "models": {
            "description": "Which AI models to run (1-6). Default: ['openai', 'gemini']. More models cost more time.",
            "items": {
              "enum": [
                "claude",
                "openai",
                "gemini",
                "mercury",
                "grok",
                "mistral"
              ],
              "type": "string"
            },
            "type": "array"
          },
          "url": {
            "description": "The video, podcast, article, or PDF URL to extract insights from.",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "extract_url"
    },
    {
      "description": "Get the status and results of a CoreWise extraction by id. While status is 'processing', poll every 20-30 seconds. When status is 'completed' the response contains the structured synthesis (JSON object: summary, takeaways, highlights, notable quotes) and per-model markdown summaries. Works on your own extractions (API key required) and on public community extractions.",
      "inputSchema": {
        "properties": {
          "extraction_id": {
            "description": "The extraction id returned by extract_url.",
            "type": "string"
          }
        },
        "required": [
          "extraction_id"
        ],
        "type": "object"
      },
      "name": "get_extraction"
    },
    {
      "description": "Get the raw source transcript (or article/PDF text) of a CoreWise extraction by id. Available as soon as the extraction has been initialized — no need to wait for 'completed'. Transcripts can be very long, so results are paged: pass 'offset' and 'max_chars' to fetch further chunks when 'truncated' is true. Works on your own extractions (API key required) and on public community extractions.",
      "inputSchema": {
        "properties": {
          "extraction_id": {
            "description": "The extraction id returned by extract_url or found via search.",
            "type": "string"
          },
          "max_chars": {
            "description": "Max characters to return (default 100000, max 200000).",
            "type": "number"
          },
          "offset": {
            "description": "Character offset to start from (default 0). Use with max_chars to page.",
            "type": "number"
          }
        },
        "required": [
          "extraction_id"
        ],
        "type": "object"
      },
      "name": "get_transcript"
    },
    {
      "description": "Search CoreWise's public community library of extractions (videos, podcasts, articles, and PDFs already analyzed by other users). Returns titles, snippets, and share URLs. Useful to check whether a video has already been extracted before starting a new extraction. No API key required.",
      "inputSchema": {
        "properties": {
          "limit": {
            "description": "Max results (default 10, max 25).",
            "type": "number"
          },
          "query": {
            "description": "Search terms matched against titles and content.",
            "type": "string"
          }
        },
        "required": [
          "query"
        ],
        "type": "object"
      },
      "name": "search_public_extractions"
    }
  ]
}

What the leaf hashes

{"body":"f725cb82fda4771c763cbdca86c27bb82b0ea78c2ebdab4e75db234d3392e047","id":276767,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793041549153158,"prev":null,"subject":"20504743-8a5a-4db1-a2e3-7d5d5bddb63d","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. 0xb9440846a8c7ce83f36999c21b3285b0eaff50102240efb43acea65c2b2d6281
2. 0xb2e3a1dc21ad3c8b02adecb94428b325581892804eced4288a8e92c189078e55
3. 0xb03271b086e71112519ca7eb5bea89997c00726dfc88549c528d8c57b0ea3bf4
4. 0x6e7953baed1af2bc4fcfc89aeccbe6e94ced08f94f39a30c861f5f342b1fe10c
5. 0x2c6d201b90c1dfa4dc003dd955064baf1ca04028c850103875cde6cd06f51141
6. 0x2ddcd6af42baa3d81265401c78495f135145a5164ee56d67a071089e7c712802
7. 0x6ccfccec16b8949e85f06b031f5a9fa36e81e96c2884df8d556b57139e5b1ead
8. 0x59b4646476c1a3abf5c23d89052bee16473fecbf0adf2ff56776bd857bbd4da1
9. 0x9bc815709ef4617796e520b1c2fe2f937d4fcee1ca427b494b0585f8683819ab
10. 0x2a5c6878834071db08774384e91dbce1a180bcb1f079fcc809e29d3efca761f5
11. 0xcf50b54d8921f0c22877e0b8d6b8393a1954218f000f7cac374e9f40a024f700
12. 0xb6efd79902cac6d5a402ebecb8069402f00961ab80cd71b4d647fbc686d975ec
13. 0x2f43fe2b2533a5f40c107c114e458e226102f5f8ae91f097e964345880e30928
14. 0xf692ce2b0a640ec9f75aa960e5fb1c2c7091a04e24881798735752c19014e519
15. 0x9f68b5e15459cb62b8c0cd4c124fa61c74147b4a5755a200fbecd21a581635d1
16. 0x123ec8bee20ddc55223eeef5a4f4d6c4b6416515adbb911c56759f5cde56e452
17. 0xd0651cb9bc8155eb52b5247d506e74b8a935057dc190ba52091702ac25ed3a40
18. 0x9a9024edb5069d88a324facb310a5ce8e495214bbaa968f077bede437390194f
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae