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ERC-3772 Compressed Integers

StagnantERCcreated 2021-08-27

Using lossy compression on uint256 to improve gas costs, ideally by a factor up to 4x.

Author: Soham Zemse (@zemse)

What the specification covers

AbstractMotivationSpecificationCompressionuint256 into cint64 (up to cint120)uint256 into cint128 (up to cint248)DecompressionNormal DecompressionDecompression along with rounding upRationaleBackwards CompatibilityReference ImplementationSecurity Considerations1. Effects due to lossy compressionError estimation for cint64Handling the error2. Losing precision due to incorrect use of cintx3. Compressing something other than money uint256s.4. Compressing Stable vs Volatile money amountsCopyright

This proposal declares no Solidity interface, so there is nothing to compute. It may be a core protocol change, a meta proposal, or written in prose only.

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