Week in Ethereum News
May 20, 2023

Eth News and Links

Brief loss of finalization and first inactivity leak 

  • Prysm’s finality issue postmortem:
    • Valid attestations with old target checkpoint weren’t processed optimally
    • Delay in finalization for 4 epochs & 9 epochs (with inactivity leak)
    • 28 ETH in penalties & 55 ETH in missed validator revenue 
    • Block space dropped but gas prices weren’t higher than daily highest
  • Ben Edgington & Superphiz: finality issue discussion (video)

Dencun (Cancun + Deneb) upgrade

Layer 1

Client releases

  • Consensus layer:
    • Nimbus v23.5.1: improves 3rd party validator clients/beacon node compatibility and adds incremental pruning
    • Prysm v4.0.4: fix for finality issue
    • Teku v23.5.0: fix for finality issue
  • Execution layer:

For Stakers


  • Justin Drake: MEV burn add-on to enshrined PBS, smooth & redistribute MEV spikes

Layer 2


  • EIPs:
    • EIP7039: Scheme-handler discovery option for wallets
    • EIP7044: Perpetually valid signed voluntary exits
    • EIP7045: Increase max attestation inclusion slot

Stuff for developers



Notable at app layer

Job Listings

Job listings: $600 for four issues (75 character limit), payable to abcoathup.eth.  Questions? abcoathup at-gmail


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