mirror of https://github.com/status-im/EIPs.git
43 lines
1.6 KiB
Markdown
43 lines
1.6 KiB
Markdown
---
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eip: 1679
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title: "Hardfork Meta: Istanbul"
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author: Alex Beregszaszi (@axic), Afri Schoedon (@5chdn)
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discussions-to: https://ethereum-magicians.org/t/hardfork-meta-istanbul-discussion/3207
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type: Meta
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status: Draft
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created: 2019-01-04
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requires: 1716
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---
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## Abstract
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This meta-EIP specifies the changes included in the Ethereum hardfork named Istanbul.
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## Specification
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- Codename: Istanbul
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### Activation
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- `Block >= 9,069,000` on the Ethereum mainnet
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- `Block >= 6,485,846` on the Ropsten testnet
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- `Block >= 14,111,141` on the Kovan testnet
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- `Block >= 5,435,345` on the Rinkeby testnet
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- `Block >= 1,561,651` on the Görli testnet
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### Included EIPs
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- [EIP-152](https://eips.ethereum.org/EIPS/eip-152): Add Blake2 compression function `F` precompile
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- [EIP-1108](https://eips.ethereum.org/EIPS/eip-1108): Reduce alt_bn128 precompile gas costs
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- [EIP-1344](https://eips.ethereum.org/EIPS/eip-1344): Add ChainID opcode
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- [EIP-1884](https://eips.ethereum.org/EIPS/eip-1884): Repricing for trie-size-dependent opcodes
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- [EIP-2028](https://eips.ethereum.org/EIPS/eip-2028): Calldata gas cost reduction
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- [EIP-2200](https://eips.ethereum.org/EIPS/eip-2200): Rebalance net-metered SSTORE gas cost with consideration of SLOAD gas cost change
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## References
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1. Included EIPs were finalized in [All Core Devs Call #68](https://github.com/ethereum/pm/blob/master/All%20Core%20Devs%20Meetings/Meeting%2068.md)
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2. https://medium.com/ethereum-cat-herders/istanbul-testnets-are-coming-53973bcea7df
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## Copyright
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Copyright and related rights waived via [CC0](https://creativecommons.org/publicdomain/zero/1.0/).
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