Evidence row 571518

What was observed

{
  "count": 4,
  "tools": [
    {
      "description": "Temporarily unavailable in emergency fail-closed mode; text extraction cannot execute.",
      "inputSchema": {
        "properties": {
          "force_browser": {
            "default": false,
            "title": "Force Browser",
            "type": "boolean"
          },
          "max_chars": {
            "default": 20000,
            "maximum": 50000,
            "minimum": 1000,
            "title": "Max Chars",
            "type": "integer"
          },
          "url": {
            "title": "Url",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "title": "extract_webpage_textArguments",
        "type": "object"
      },
      "name": "extract_webpage_text"
    },
    {
      "description": "Temporarily unavailable in emergency fail-closed mode; webpage retrieval cannot execute.",
      "inputSchema": {
        "properties": {
          "force_browser": {
            "default": false,
            "title": "Force Browser",
            "type": "boolean"
          },
          "max_chars": {
            "default": 20000,
            "maximum": 50000,
            "minimum": 1000,
            "title": "Max Chars",
            "type": "integer"
          },
          "url": {
            "title": "Url",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "title": "fetch_webpageArguments",
        "type": "object"
      },
      "name": "fetch_webpage"
    },
    {
      "description": "Browser rendering is temporarily unavailable in emergency fail-closed mode.",
      "inputSchema": {
        "properties": {
          "max_chars": {
            "default": 20000,
            "maximum": 50000,
            "minimum": 1000,
            "title": "Max Chars",
            "type": "integer"
          },
          "url": {
            "title": "Url",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "title": "render_webpageArguments",
        "type": "object"
      },
      "name": "render_webpage"
    },
    {
      "description": "Temporarily unavailable in emergency fail-closed mode; Markdown retrieval cannot execute.",
      "inputSchema": {
        "properties": {
          "force_browser": {
            "default": false,
            "title": "Force Browser",
            "type": "boolean"
          },
          "max_chars": {
            "default": 20000,
            "maximum": 50000,
            "minimum": 1000,
            "title": "Max Chars",
            "type": "integer"
          },
          "url": {
            "title": "Url",
            "type": "string"
          }
        },
        "required": [
          "url"
        ],
        "title": "webpage_to_markdownArguments",
        "type": "object"
      },
      "name": "webpage_to_markdown"
    }
  ]
}

What the leaf hashes

{"body":"8cd2e464d8682787ef27806060f0d472136f30860136fb690e08f9e5c3e7d0f5","id":571518,"kind":"mcp.tools","method":"probe.mcp/1","observed_us":1793140273345959,"prev":null,"subject":"2123c438-0f0d-4253-99ec-9c33b9efd61e","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. 0x696fc6ea837c1fd716b1335f2cbb61655765966c6f2359986d2bf000180d5a3c
2. 0x7f2ea94a5293fb3917d904e82a5df8b7d9081d5c08ec2a5021e7e560e4d0fec8
3. 0x6952782228fa4956d0a77886e0e8dcd07b2ddda0740ca72e516b900e9095b64d
4. 0xa93b402020fe3f34c02eab2a52b69799fffdcd83339328d6925e81d8dacd7ab0
5. 0xa61d450557b6b973ac00b9d914c5556c10761e4c00b617c27faa537775da34b5
6. 0x63f2cf3082e89700e6367ce28293a02a50fa4db154d92796ddbb97663d846c86
7. 0x67d739f19f7e4dc1e643d271f79846f9a9bae58dc2b5d6c6e431d7c805fc89a2
8. 0x802b1dd6ff875f11deb0d9a01ec6c43b2db27f8f2c2e3ffe7564b57f097b5f6d
9. 0x5eb2870066519c67c29e7a40843af3820971d34661507a5f17784c11d07cd4d0
10. 0xd8ed49b8ff5e7eb9db2e92c0988c1cfc7822e5b18295d58b6d83d8e88d36aa8c
11. 0x98e80c44f12e5fb01e0f3d2f34b9faf2a92e2bfe37bb91dc6b8acc6dd7effa3c
12. 0xff1b653b4de97259c183e79b75886676f24cb64cb6bbe1a90b1639f9b46e2c0b
13. 0x927616fada4e04588c09f6e02e8f6e3a1351bac8355e394da3bd0bf249a5c503
14. 0x3c5462812bd2f841e3d7deefc01555f18262fe5e0d5a7eb155330b7a7cb0388e
15. 0x6f00f0da417f4126951ba8ba9b7962c847e91f5c61364ad9ad47e5f979698a60
16. 0x23cf9bb4337ee8be7fcae368fd69d24c62c11fb45882127b4cd919bb96a19996
17. 0x0e01aa9525097570a6edaf32bfc959de57bf5c24317cf10c0716affea85ca60d
18. 0xa20d48798a34aba12eb9c7297722982d910f06c148f5e27ac59307422964a585
19. 0x9fc354c0ea3efc3f1b6548bb77ea902a50f2c9647647ea61592efce2bd795699

Day root

0xdd77e5e99da32c3f154180d63e3c3e6fe11e896a2c6896412ef6b5c4bcf7e795

Chained

0x23bb4dfd09f55c15ac3962f53578e02c6114d5bfd9bb451cf8794fb6e2817ef4

Published

On Arc Testnet, block 69414147: 0xb2ebd83aafeb765a0ce66e76aefb133ed06606c98038fd56191e2bcd1dcb77b4