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SIP-1679: Hardfork Meta: Istanbul

Authors Alex Beregszaszi (@axic), Afri Schoedon (@5chdn)
Created 2019-01-04
Requires SIP-152, SIP-1108, SIP-1344, SIP-1716, SIP-1884, SIP-2028, SIP-2200

Table of Contents

Abstract

This meta-SIP specifies the changes included in the Sila hardfork named Istanbul.

Specification

  • Codename: Istanbul

Activation

  • Block >= 9,069,000 on the Sila SilaMainnet
  • Block >= 6,485,846 on the Ropsten testnet
  • Block >= 14,111,141 on the SilaKovan testnet
  • Block >= 5,435,345 on the Rinkeby testnet
  • Block >= 1,561,651 on the Görli testnet

Included SIPs

  • SIP-152: Add Blake2 compression function F precompile
  • SIP-1108: Reduce alt_bn128 precompile gas costs
  • SIP-1344: Add ChainID opcode
  • SIP-1884: Repricing for trie-size-dependent opcodes
  • SIP-2028: Calldata gas cost reduction
  • SIP-2200: Rebalance net-metered SSTORE gas cost with consideration of SLOAD gas cost change

References

  1. Included SIPs were finalized in All Core Devs Call #68

Copyright and related rights waived via CC0.

Citation

Please cite this document as:

Alex Beregszaszi (@axic), Afri Schoedon (@5chdn), "SIP-1679: Hardfork Meta: Istanbul," Sila Improvement Proposals, no. 1679, January 2019. Available: https://sips.sila.org/SIPS/sip-1679.