LRC-1967 Proxy Storage Slots

Abstract

LRC-1967 (mirrors ERC-1967) standardizes proxy storage slots for upgradeable contracts.

Specification

Defines standard storage slots for implementation, admin, and beacon addresses.

Motivation

This standard ensures compatibility with the broader EVM ecosystem while enabling Lux-specific optimizations.

Rationale

Mirrors the corresponding Ethereum standard for maximum compatibility.

Backwards Compatibility

Fully compatible with existing ERC implementations.

Reference Implementation

Repository: https://github.com/luxfi/standard Local Path: /Users/z/work/lux/standard/

Contracts

Contract	Description
lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Proxy.sol	OpenZeppelin ERC-1967 Proxy
lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Utils.sol	Proxy utilities

Build and Test

cd /Users/z/work/lux/standard

# Build all contracts
forge build

# Run tests
forge test -vvv

# Gas report
forge test --gas-report

Security Considerations

Implementations should follow established security best practices for the corresponding ERC.

Copyright

Copyright and related rights waived via CC0.