Backend

The pqn-stack repository contains the Python backend for PQN nodes. It manages quantum hardware, implements experiment protocols, and exposes a FastAPI server for the frontend and inter-node communication.

Repository: github.com/PublicQuantumNetwork/pqn-stack

• Installation
  • Prerequisites
  • Install uv
  • Clone and Install
  • Verify Installation
• Configuration
  • Node API Configuration (config.toml)
  • Router and Hardware Provider Configuration
• Architecture
  • Node API
  • Router
  • Hardware Provider
  • Drivers
  • Protocols
  • CLI
• Running a Node
  • 1. Start the Router
  • 2. Start the Hardware Provider
  • 3. Start the Node API
  • 4. Start the Web Frontend (optional)
  • Two-Node Setup
• Experiment Protocols
  • CHSH Bell Test
  • Quantum Key Distribution (QKD)
  • Quantum Fortune
  • Secret Message Sharing (SSM)
  • Tomography
  • Visibility
  • API Reference