Programming Bitcoin - Transaction Creation and Validation

This website chapter from the book "Programming Bitcoin" provides a detailed explanation of transaction creation and validation in the Bitcoin network. It covers the core concepts of transaction validation, including checking for double-spending, verifying the sum of inputs and outputs, and ensuring the validity of signatures. The chapter then guides readers through the process of creating their own transactions on the testnet, demonstrating how to construct transactions, sign them using private keys, and broadcast them to the network. It concludes with a discussion of the next chapter, which will delve into more advanced smart contracts.