A from-scratch tour of bitcoin in Python  ↦

Andrej Karpathy, Sr. Director of AI at Tesla:

We are going to create, digitally sign, and broadcast a Bitcoin transaction in pure Python, from scratch, and with zero dependencies. In the process we’re going to learn quite a bit about how Bitcoin represents value. Let’s get it.

This post is a technical deep-dive. At the end he posted a reader exercise which was to steal some bitcoins his wallet. The challenge, of course, was completed within 45 minutes of publishing. 😁


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