Welcome to the Playground’s documentation!

This documentation describes the first prototype of the R3 shared ledger platform.

The goal of this prototype is to explore fundamentally better designs for transactions, states and smart contract APIs than what presently exists on the market, tailor made for the needs of the financial industry. It does not at this time include networking, database or user interface code.

Read on to learn:

• What’s included?
• Overview
  • Data model
  • Contracts
  • Kotlin
• Getting set up
  • Doing it without IntelliJ
• Tutorial
  • Starting the commercial paper class
  • States
  • Commands
  • The verify function
  • Understanding fungibility
  • Checking the requirements
  • How to test your contract
  • Adding a crafting API to your contract
  • Non-asset-oriented based smart contracts
• Roadmap
  • Milestone 2