HIPs in this category include proposals addressing the Hashgraph algorithm, peer-to-peer networking, etc. These types of features are implemented on Hedera consensus nodes.

Final

NumberTitleAuthorNeeds Council Approval Release
25 On-disk Virtual Merkle Tree Richard Bair, Jasper Potts Yes
406 Staking Leemon Baird Yes v0.27.0
410 Wrapping Ethereum Transaction Bytes in a Hedera Transaction Danno Ferrin Yes v0.26.0
415 Introduction Of Blocks Daniel Ivanov, Ivan Kavaldzhiev, Steven Sheehy Yes