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The Archive01 documents on file“Bitcoin Proof-of-Work: Why Blocks Cost Real Energy”The Archive01 documents on file“Bitcoin Proof-of-Work: Why Blocks Cost Real Energy”

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Bitcoin Proof-of-Work: Why Blocks Cost Real Energy

Bitcoin's Hashcash mechanism forces miners to burn electricity to produce valid blocks. The energy expenditure is the security model, not a design flaw.

Daniel Brooks5 min read / 04.07.2026
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