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But how does bitcoin actually work?

3Blue1Brown

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FROM THE SOURCE CARD / AI-WRITTEN

What this video covers

3Blue1Brown explains the math and mechanics behind Bitcoin visually: ledgers, digital signatures, proof of work and the blockchain, building up a decentralized payment system from first principles.

How the source describes its HN context

The go-to recommended video for newcomers wanting a clear, visual explanation of how Bitcoin and blockchains work.

These descriptions and labels come from the original dataset’s AI-assisted curation. They are not our personal review. Check the video and the linked discussion for context.