Proxy Upgrade Audit Trails: 4 Versioning Steps Most Teams Skip
Upgradeable proxies have been a standard pattern in Ethereum smart contracts for years. The idea is simple: store the implementation address in a special slot, delegate calls to it, and let the proxy forward everything. But when you upgrade, your audit trail often goes missing. Teams log the new implementation address in a GitHub commit or a Discord message, and that's about it. This article isn't a full guide to upgradeable proxies. It's about the versioning steps that most teams skip—and why skipping them hurts. We'll look at four specific steps, compare approaches, and give you a practical path forward. No hype, just what works. Who Decides to Upgrade and When? Most teams treat proxy upgrades like a shared remote control — everyone reaches for it, nobody owns the batteries. The result is a governance vacuum where the loudest voice in the Friday call decides whether the implementation contract changes.