Chapter 1: Getting Ready for Application Development.- Chapter 2: A Way to Identify Everything.- Chapter 3: Blockchains.- Chapter 4: Proof of Work.- Chapter 5: Networking.- Chapter 6: Cryptography 101.- Chapter 7: Creating a Transactional Node.- Chapter 8: Comparisons to Real-World Decentralized Networks.- Appendix: Bitcoin: A Peer-to-Peer Electronic Cash System by Satoshi Nakamoto.