Ethereum Calldata Repricing and Layer-2 Economics
EIP-4844 and earlier calldata repricing reshaped what Layer-2 rollups pay to settle on Ethereum, the precise mechanics, the numbers, the limits.
№ 002EthereumEthereum State Reverts on Out-of-Gas Sub-Calls
A failed inner call reverts only its own frame, the outer transaction can still succeed. The mechanic, the 63/64 rule, and what silent failure costs you.
№ 003EthereumEthereum Transaction Reverts: Mechanics and Gas Costs
State rolls back cleanly on a revert, but gas does not. A precise breakdown of what the EVM discards, what it keeps, and who collects the fee.
№ 004EthereumWhy Gas Estimation Undercounts Smart Contract Costs
Gas estimation fails in predictable ways. Learn the exact mechanics behind undercounts, from storage slots to dynamic calls, with a worked example.