What is the Bitcoin proof-of-work problem?

· John Cook · June 20, 2025, 2:06 p.m.
Computing Cryptography cryptocurrency Blockchain bitcoin Proof of Work
Summary
This blog post explains the concept of the Bitcoin proof-of-work problem, detailing the computational work required to add a block to the Bitcoin blockchain. It aims to clarify the problem that miners need to solve to demonstrate proof of work.
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