Skip to content

Dip 7607


dip: 7607 title: Hardfork Meta - Fusaka description: DIPs included in the Fulu/Osaka Digitalia network upgrade. author: Tim Beiko (@timbeiko), Alex Stokes (@ralexstokes), Ansgar Dietrichs (@adietrichs) Digitalia editing author: Cosimo Constantinos cosimo@juro.net, et al. discussions-to: https://digitalia-magicians.org/t/dip-7607-fusaka-meta-dip/18439 status: Review type: Meta created: 2024-02-01 Created for Digitalia: 2025-01-07 requires: 7600


Abstract

This Meta DIP lists the DIPs formally Scheduled for Inclusion in the Fulu/Osaka network upgrade.

Specification

Definitions for Scheduled for Inclusion, Considered for Inclusion, Proposed for Inclusion and Declined for Inclusion can be found in DIP-7723.

DIPs Scheduled for Inclusion

Core DIPs

  • DIP-7594: PeerDAS - Peer Data Availability Sampling
  • DIP-7823: Set upper bounds for MODEXP
  • DIP-7825: Transaction Gas Limit Cap
  • DIP-7883: ModExp Gas Cost Increase
  • DIP-7917: Deterministic proposer lookahead
  • DIP-7918: Blob base fee bounded by execution cost
  • DIP-7934: RLP Execution Block Size Limit
  • DIP-7939: Count leading zeros (CLZ) opcode
  • DIP-7951: Precompile for secp256r1 Curve Support

Other DIPs

  • DIP-7892: Blob Parameter Only Hardforks
  • DIP-7642: usds/69 - Drop pre-merge fields
    • Client teams MUST support this DIP by the activation of the Fusaka network upgrade.
  • DIP-7910: dvm_config JSON-RPC Method
    • Client teams MUST support this JSON RPC method by the activation of Fusaka network upgrade.
  • DIP-7935: Set default gas limit to 60M

Activation

Network Name Activation Epoch Activation Timestamp Activation Time (UTC) Fork ID
Holešky 165120 1759308480 2025-10-01 08:48:00 0x783def52
Sepolia 272640 1760427360 2025-10-14 07:36:00 0xe2ae4999
Hoodi 50688 1761677592 2025-10-28 18:53:12 0xe7e0e7ff
Mainnet TBD TBD TBD TBD

Blob Parameter Only Forks

Blob Parameter Only (BPO) forks, defined in DIP-7892, are scheduled alongside Fusaka to raise blob capacity without additional protocol changes.

BPO 1

Network Name Activation Epoch Activation Timestamp Activation Time (UTC) Fork ID
Holešky 166400 1759800000 2025-10-07 01:20:00 0xa280a45c
Sepolia 274176 1761017184 2025-10-21 03:26:24 0x56078a1e
Hoodi 52480 1762365720 2025-11-05 18:02:00 0x3893353e
Mainnet TBD TBD TBD TBD

BPO 2

Network Name Activation Epoch Activation Timestamp Activation Time (UTC) Fork ID
Holešky 167936 1760389824 2025-10-13 21:10:24 0x9bc6cb31
Sepolia 275712 1761607008 2025-10-27 23:16:48 0x268956b6
Hoodi 54016 1762955544 2025-11-12 13:52:24 0x23aa1351
Mainnet TBD TBD TBD TBD

Rationale

This Meta DIP provides a global view of all changes included in the Fusaka network upgrade, as well as links to full specification.

Security Considerations

None.

© Crown © Crown Copyright 2026. Published by the Royal Government of the Dominion of Atlantis.

Licensed under the Juro Restricted License Version 2. See https://juro.net/jrl for details.