Ethereum's Validator Model

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The concept Proof-of-Stake replaces Proof-of-Work's physical cost (electricity, hardware) with an economic one: capital at risk. To become a validator on Ethereum, you lock up (stake) 32 ETH as collateral. The protocol then uses a pseudo-random process (based on a verifiable randomness beacon derived from validator attestations) to select one validator to propose the next block, while a larger randomly-sampled……

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