Bitcoin is the original Cryptocurrency.
It uses Proof of work for consensus and mining. It is a Peer-to-peer network where peers communicate transactions and mined blocks with each other.
Andrej Karpathy has a great tutorial on implementing parts of Bitcoin from scratch, you can find it at https://karpathy.github.io/2021/06/21/blockchain/.
Citation
If you find this work useful, please cite it as:
@article{yaltirakli,
title = "Bitcoin",
author = "Yaltirakli, Gokberk",
journal = "gkbrk.com",
year = "2025",
url = "https://www.gkbrk.com/bitcoin"
}
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IEEE Citation Gokberk Yaltirakli, "Bitcoin", February, 2025. [Online]. Available: https://www.gkbrk.com/bitcoin. [Accessed Feb. 22, 2025].
APA Style Yaltirakli, G. (2025, February 22). Bitcoin. https://www.gkbrk.com/bitcoin
Bluebook Style Gokberk Yaltirakli, Bitcoin, GKBRK.COM (Feb. 22, 2025), https://www.gkbrk.com/bitcoin