The guarantee that transaction data is published and accessible to anyone who needs to verify it.
The guarantee that transaction data is published and accessible to anyone who needs to verify it. It's a critical problem for rollups because they need to post data somewhere that's cheap but still verifiable. Solutions like Celestia and EigenDA specialize in providing cheap data availability layers.
A Layer 2 scaling solution that bundles many transactions together before posting them to the main chain.
A blockchain design that separates core functions like execution, consensus, settlement, and data availability into specialized layers.
A new transaction type introduced with Ethereum's EIP-4844 upgrade that lets Layer 2s post data to Ethereum much more cheaply.
Application Binary Interface.
A way to make crypto wallets behave more like normal apps by turning every account into a smart contract.
The way Ethereum and many other chains track balances.
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