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The Nexus
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Andrey Obruchkov

Coverage of Andrey Obruchkov in the Nexus archive.

Earliest in view: Apr 12 · 20:57 UTCMost recent: May 16 · 10:01 UTC
Co-mentioned in this coverage
Substackorganization2EVMtopic1RPCtopic1L1 contracttopic1L2 roll-uptopic1Ethereum Virtual Machine (EVM)topic1EIP-2028topic1calldatatopic1rollupstopic1Resident_Anteater_35person1
Recent coverage
  • TECHNOLOGYMay 16 · 10:01 UTCR/ETHEREUM
    Architectural Breakdown: EVM Events, Transaction Receipts, and RPC Log Filtering

    The article discusses the architectural breakdown of EVM events, transaction receipts, and RPC log filtering, highlighting their gas efficiency and structural separation from contract storage. It also touches on the challenge of securely proving event emission to a downstream L1 contract without relying on a trusted centralized indexer. The article provides a detailed explanation of event logs and their interaction with RPC nodes.

  • TECHNOLOGYApr 12 · 20:57 UTC
    What actually happens under the hood when calldata hits the EVM (Execution Flow Breakdown)

    The article explains the low-level execution mechanics of calldata in the Ethereum Virtual Machine (EVM), detailing steps like raw byte handling, function dispatching via a 4-byte check, ABI decoding, payable checks, and memory vs. calldata execution. It highlights gas savings from EIP-2028 and how calldata avoids memory expansion costs.