A guarantee from a block proposer that a transaction will be included in a future block before it's actually confirmed.
A guarantee from a block proposer that a transaction will be included in a future block before it's actually confirmed. Preconfirmations can give users near-instant transaction certainty on Ethereum. Validators put up collateral that gets slashed if they break the preconfirmation promise.
A node operator who validates transactions and creates blocks on a proof-of-stake network.
The guarantee that a blockchain transaction can't be reversed or altered once confirmed.
A transfer of value or data recorded on a blockchain.
Application Binary Interface.
A way to make crypto wallets behave more like normal apps by turning every account into a smart contract.
The Ethereum standard for account abstraction without changing the core protocol.
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