2026 July Proposer Mempool Omissions on Mainnet Glamsterdam SSE event support by client on devnet-6 XEN Mint Waves and Client newPayload Divergence

2026 Jun When Self-Built Blocks Arrive

2026 May FCR source comparison deep dive FCR Implementation Divergence Block Size vs. Propagation on Mainnet

2026 Mar Node CPU Resource Usage Validating the Next-Block Attestation Proxy Fast Confirmation Rule on Mainnet Precompile Usage on Mainnet

BLS12-381 operations

BN128 curve operations

point_evaluation

2026 Feb Bimodal Aggregate Attestations

2026 Jan Snooper Overhead on newPayload Who Posts Empty Blobs? Stale Parent Block Proposals Orphaned Slot 13505944 IPv4 Sharing on Mainnet High Peer Count Blocks Ethereum Client Trace Comparisons

Who Posts Unavailable Blobs? Timing Games Snooper Overhead on get_blobs

2026 July

Investigations from July 2026.