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Unichain

Stage 1Optimistic Rollup$86.7M secured

On Unichain, the SuperchainProxyAdminOwner, a 2-of-2 multisig made up of the OpFoundationUpgradeSafe and the Optimism Security Council, can instantly replace the code of 11 core contracts.

Oil painting of Unichain's governance: the key-holders seated in a council gallery, their keys hanging below.

On a small screen, swipe sideways across the painting.

In the room

Team multisig

Superchain​Proxy​Admin​Owner

Signatures
2/2
Delay
None, instant
Holds
11 core keys · instant

Signers include OpFoundationUpgradeSafe (5/7) and Optimism Security Council (10/13).

See the 27 keys

Core contracts

  • OptimismPortal2
  • DisputeGameFactory
  • L1StandardBridge
  • L1CrossDomainMessenger
  • ETHLockbox
  • AnchorStateRegistry
  • DelayedWETH
  • L2CrossDomainMessenger · on the L2
  • L2StandardBridge · on the L2
  • L2ToL1MessagePasser · on the L2
  • L2ProxyAdmin · on the L2

Peripheral

  • SystemConfig
  • SuperchainConfig
  • L1ERC721Bridge
  • OptimismMintableERC20Factory
  • DeployerWhitelist · on the L2
  • GasPriceOracle · on the L2
  • SequencerFeeVault · on the L2
  • OptimismMintableERC20Factory · on the L2
  • L1BlockNumber · on the L2
  • L2ERC721Bridge · on the L2
  • L1Block · on the L2
  • OptimismMintableERC721Factory · on the L2
  • BaseFeeVault · on the L2
  • L1FeeVault · on the L2
  • SchemaRegistry · on the L2
  • EAS · on the L2

Not in the painting

One upgradable contract has no key-holder named in the data, so it is not hung on the rack: L1ERC20TokenBridge.

Other roles, no upgrade keys

  • Unichain Multisig 2 · 3/5 · Can interact with SystemConfig
  • SaferSafes · Can interact with SuperchainConfig
  • LivenessGuard · Can interact with LivenessModule
  • Optimism Guardian Multisig · 1/1
  • EOA 1 · Can interact with SystemConfig
  • Optimism EOA 1 · Can interact with SuperchainConfig

Snapshot of 23 October 2026. Live permissions on L2BEAT ↗