A valid block that was mined at the same time as another block but didn't make it into the main chain.
A valid block that was mined at the same time as another block but didn't make it into the main chain. In Ethereum's proof-of-work era, uncle blocks were partially rewarded to reduce miner centralization. Since Ethereum moved to proof-of-stake, uncle blocks no longer exist.
A bundle of transactions that gets permanently added to the blockchain.
Using computational power to validate transactions and create new blocks on proof-of-work blockchains.
A consensus mechanism where miners solve computational puzzles to create blocks and earn rewards.
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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