Introducing Blockchain with Lisp: Implement and Extend Blockchains with the Racket Language

© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2021

B. SitnikovskiIntroducing Blockchain with Lisphttps://doi.org/10.1007/978-1-4842-6969-5_4

4. Extending the Blockchain

Boro Sitnikovski¹  

(1)

Skopje, North Macedonia

 

Extensions, by D. Bozhinovski

In the previous chapter, we implemented blockchain’s basic components. In this chapter, we will extend the blockchain with smart contracts and peer-to-peer support.

4.1 Smart Contracts Implementation

Bitcoin’s blockchain is programmable, which means that the transaction conditions themselves can be programmed by users. For example, users can write scripts (short pieces ...