Evidence row 222723

What was observed

{
  "count": 6,
  "tools": [
    {
      "description": "Download a video from a Threads post URL. Returns direct video download URLs (no watermark). The URL must be a Threads post containing a video (e.g. https://www.threads.com/@user/post/ABC123).",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "The Threads post URL containing the video",
            "format": "uri",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "postcopilot_download_video"
    },
    {
      "description": "Export up to 60 followers from a Threads user profile. Returns usernames, display names, follower counts, and verification status. Provide a profile URL like https://www.threads.com/@username.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "The Threads profile URL (e.g. https://www.threads.com/@username)",
            "format": "uri",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "postcopilot_export_followers"
    },
    {
      "description": "Export up to 60 accounts that a Threads user follows. Returns usernames, display names, follower counts, and verification status. Provide a profile URL like https://www.threads.com/@username.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "The Threads profile URL (e.g. https://www.threads.com/@username)",
            "format": "uri",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "postcopilot_export_following"
    },
    {
      "description": "Export up to 20 recent posts from a Threads user profile. Returns structured post data including text, likes, replies, reposts, and timestamps. Provide a profile URL like https://www.threads.com/@username.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "url": {
            "description": "The Threads profile URL (e.g. https://www.threads.com/@username)",
            "format": "uri",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "type": "object"
      },
      "name": "postcopilot_export_profile"
    },
    {
      "description": "Generate a viral Threads post using a fine-tuned AI model. Provide a topic or idea and get a ready-to-post caption. Returns the generated text.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "message": {
            "description": "The topic, idea, or prompt for the Threads post",
            "type": "string"
          },
          "model": {
            "default": "gpt",
            "description": "AI model to use: 'gpt' (fine-tuned GPT, default) or 'llama' (Together AI Llama)",
            "enum": [
              "gpt",
              "llama"
            ],
            "type": "string"
          }
        },
        "required": [
          "message"
        ],
        "type": "object"
      },
      "name": "postcopilot_generate_post"
    },
    {
      "description": "Read a PostCopilot blog post / guide about Threads. Returns the full text content. Use postcopilot://blog/catalog resource first to see available guides, or provide a topic to search.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "topic": {
            "description": "Topic to search for (e.g. \"viral\", \"video download\", \"export followers\", \"analytics\") or a blog slug",
            "type": "string"
          }
        },
        "required": [
          "topic"
        ],
        "type": "object"
      },
      "name": "postcopilot_read_guide"
    }
  ]
}

What the leaf hashes

{"body":"f9f1d02e88e70e2c8ec6579f86e78f9e579f992aec89548d89e56f0eaad2a2ac","id":222723,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793028222243952,"prev":null,"subject":"5ba060dc-3b22-44e2-a568-2388f7240038","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. 0x318b491cf4c596a7a3d520628a2194b43d33fa17340b52df0b77c6299213dbb1
2. 0xbc8d5c44941253d006bbfe423fa259773c33baa5731cc89a598725e1614d3e6e
3. 0x5a79427dda2a622decdb09008cc78c996b2ea13d1f00c95c995af7370c9f16b8
4. 0x5bb30a7b7aee20a51b785934ca89595e68778b9cc17ee6dfc0447fb972664707
5. 0x0f1162e8bd08285a8d7616b8baeb564aaf95b418374eddd7f69e1d37eb957273
6. 0xb2f4273674b8cb602ab832c80ec9df4824d9fbc456cb974d6a7ca9be07dfe8d8
7. 0xbc94c41137c2482fd62a192fdf0f147047c424494d7c0b46a4d0b3bff28a284c
8. 0x1703d03e3de83b4bdd9dba9858f64c01dfaee687cc514071accf66a92d2cdc23
9. 0x613500380e43be1caef6863c8284ae35ee54e583bef15a3ad625d3cb9130b0df
10. 0x057c932588a31dcb53ff6fe6c091dc26556fcd6faea2eb4cdb4ac1d3f596f1e3
11. 0xa4cc17a7ce78f05039820f0a50d323cd0bedd23c37338f2719d249dca75c07ec
12. 0xd85c7204d76d26255c94ef4caa12c05addd08238caa5cdc3888ea60b74e6b940
13. 0x36a44931b230976c04691d90bf3a25ed4111d74c78b672850d8025a911ca88dd
14. 0x683955a5b2250ad50568d022a6580d8739b6aff1356779d72a773b088e7c289c
15. 0x610738e0c43687aded83c613c73de8b5226c73c375858a167436461c522ea213
16. 0x06d71bfa7d8b41d62c8836efc2c601e1cc3772d9453596b2ae4950887f3310ca
17. 0x8c756542e482157df0c36464d75c937b845e4423dbbcfad08f0cf8d5a16b9a13
18. 0x20704208aa6923d6b2450ef74ede87a6e0265d46447926038fe9506e9e154b2d
19. 0x9b9ce5b74b9bab5121612ef6b64920a8d453cbf311096a423eef9702747e868a

Day root

0xf43e8dcc3d451a4788b26be904c55e8c4c0fa75c9666796c51db38d37e2c0df8

Chained

0x702d5ac508f08b0d1accf36af25822d8e5660367494edd17a642fb61e158a57a

Published

On Arc Testnet, block 69251483: 0x495162f8936e19f0039918feebe6c307f327cd6bf8c37219620b1970041fa9ae