# Signet MCP Tools

> Use this tool when you need to securely sign, verify, and hash digital content, leveraging cryptographic capabilities over standard input/output interfaces. It solves problems related to data authenticity and integrity, providing a reliable way to confirm the validity of digital information. Ideal for use cases requiring secure data transmission and verification, such as digital transactions and document authentication.

Canonical page: https://skillsregistry.net/skills/io-github-prismer-ai-signet-mcp-tools  
JSON: https://api.skillsregistry.net/v1/skills/io-github-prismer-ai-signet-mcp-tools

## Description

MCP server exposing Signet cryptographic signing, verification, and content hash tools over stdio.

## Trust

- **Trust score (0–1):** 0.45
- **Verification tier:** scanned
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 0.4.1
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** finance
- **Updated:** 2026-09-19

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.Prismer-AI%2Fsignet-mcp-tools)
- **Repository:** <https://github.com/Prismer-AI/signet>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-prismer-ai-signet-mcp-tools"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-prismer-ai-signet-mcp-tools` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-prismer-ai-signet-mcp-tools/pull`

---
SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt