Kavra Siegel — Qualified eIDAS Timestamping

Qualified eIDAS RFC 3161 timestamping for AI workflow provenance. SIGNIUS/IDnow backbone.

我该使用它吗

质量与安全性

A
描述质量
83%
模式完整度
96%
命名质量
80%
投毒风险
100%
权限匹配度
100%
协议合规性
100%

发现(1)

  • LOWTool 'kavra_siegel_verify_token' description lacks action verb在 kavra_siegel_verify_token 中

基于对工具定义和协议合规性的自动分析。

上下文开销

~365token 数(工具定义)
~817 B典型响应大小
对注意力的影响极小(占 128k 上下文窗口的 0.29%)

这是每次将服务器的工具加载到模型上下文窗口时所消耗的大致 token 数。数值越高,可用于其他任务的注意力就越少。

安装

一键安装

将以下内容添加到你的 `claude_desktop_config.json` 文件中:

{
  "mcpServers": {
    "kavra-siegel": {
      "url": "https://siegel.kavra.cloud/mcp"
    }
  }
}

远程端点

https://siegel.kavra.cloud/mcpstreamable-http

它能做什么

工具清单

工具(3)

🟢 只读🟡 写入🔴 删除⚪ 未知
⚪kavra_siegel_stamp_hash(sha256_hex, tier, metadata)

Erzeugt einen qualifizierten eIDAS-Zeitstempel für einen SHA-256-Hash. RFC 3161 via SIGNIUS/IDnow Trust Services AB (EU Trusted List).

输入模式

{
  "type": "object",
  "properties": {
    "sha256_hex": {
      "type": "string",
      "pattern": "^[a-f0-9]{64}$",
      "description": "Lowercase 64-char hex SHA-256 hash"
    },
    "tier": {
      "type": "string",
      "enum": [
        "basic",
        "plus",
        "sealed"
      ],
      "default": "basic",
      "description": "Stamp tier (basic=hash-only, plus=with URL, sealed=full content)"
    },
    "metadata": {
      "type": "object",
      "description": "Optional key-value metadata persisted with the stamp"
    }
  },
  "required": [
    "sha256_hex"
  ]
}
⚪kavra_siegel_stamp_content(content_b64, tier, metadata)

Erzeugt einen qualifizierten eIDAS-Zeitstempel für base64-encodierten Inhalt (max 1 MB). Hash wird serverseitig berechnet. RFC 3161 via SIGNIUS/IDnow.

输入模式

{
  "type": "object",
  "properties": {
    "content_b64": {
      "type": "string",
      "description": "Base64-encoded content to stamp"
    },
    "tier": {
      "type": "string",
      "enum": [
        "basic",
        "plus",
        "sealed"
      ],
      "default": "basic"
    },
    "metadata": {
      "type": "object"
    }
  },
  "required": [
    "content_b64"
  ]
}
⚪kavra_siegel_verify_token(token_id)

Verifiziert einen Stempel-Token anhand seiner UUID.

输入模式

{
  "type": "object",
  "properties": {
    "token_id": {
      "type": "string",
      "format": "uuid",
      "description": "UUID of the stamp token to verify"
    }
  },
  "required": [
    "token_id"
  ]
}

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