Proxy upgraded: ZKsync Era ChainTypeManager proxy TransparentUpgradeableProxy.sol

Detected	2026-11-03 10:08 UTC · block 26333579
Chain	Ethereum
Contract	ChainTypeManager proxy TransparentUpgradeableProxy.sol `0xc2ee6b6af7d616f6e27ce7f4a451aedc2b0f5f5c`
Event	`Upgraded(address)`
Before	`0x4ab7…084f`
After	`0x1bd5…4734`
Transaction	`0x2b77…da50`

What changed

Old implementation	`0x4ab7…084f` ChainTypeManager (verified)
New implementation	`0x1bd5…4734` EraChainTypeManager 0.8.28+commit.7893614a (verified, match)
Source files	19 changed, 46 added, 5 removed
Functions added	`INTEROP_CENTER()`, `L1_BYTECODES_SUPPLIER()`, `PERMISSIONLESS_VALIDATOR()`, `createNewPatchUpgrade(uint256,uint256,uint256,address,address)`, `deactivatePriorityMode(uint256)`, `forwardedBridgeConfirmTransferResult(uint256,uint8,bytes32,address,bytes)`, `isZKsyncOS()`, `newChainCreationParamsBlock(uint256)`, `protocolVersionVerifier(uint256)`, `setNewVersionUpgrade(tuple,uint256,uint256,uint256,address)`, `setProtocolVersionVerifier(uint256,address)`, `upgradeCutDataBlock(uint256)`
Functions removed	`forwardedBridgeRecoverFailedTransfer(uint256,bytes32,address,bytes)`, `setNewVersionUpgrade(tuple,uint256,uint256,uint256)`

Changed files

contracts/bridge/asset-router/IAssetRouterBase.sol
contracts/common/Config.sol
contracts/common/L1ContractErrors.sol
contracts/common/Messaging.sol
contracts/common/libraries/DynamicIncrementalMerkle.sol
contracts/common/libraries/Merkle.sol
contracts/state-transition/IChainTypeManager.sol
contracts/state-transition/L1StateTransitionErrors.sol
contracts/state-transition/chain-deps/ZKChainStorage.sol
contracts/state-transition/chain-interfaces/IAdmin.sol
contracts/state-transition/chain-interfaces/IDiamondInit.sol
contracts/state-transition/chain-interfaces/IExecutor.sol
contracts/state-transition/chain-interfaces/IGetters.sol
contracts/state-transition/chain-interfaces/IMailbox.sol
contracts/state-transition/chain-interfaces/IMailboxImpl.sol
contracts/state-transition/chain-interfaces/IZKChain.sol
contracts/state-transition/libraries/Diamond.sol
contracts/state-transition/libraries/PriorityQueue.sol
contracts/state-transition/libraries/PriorityTree.sol
../system-contracts/contracts/Constants.sol
contracts/bridge/asset-router/IL1AssetRouter.sol
contracts/bridge/asset-router/IL2AssetRouter.sol
contracts/bridge/asset-tracker/IGWAssetTracker.sol
contracts/bridge/asset-tracker/IL1AssetTracker.sol
contracts/bridge/asset-tracker/IL2AssetTracker.sol
contracts/bridge/interfaces/IAssetHandler.sol
contracts/bridge/interfaces/IL1CrossChainSender.sol
contracts/bridge/interfaces/IL1ERC20Bridge.sol
contracts/bridge/interfaces/IL1Nullifier.sol
contracts/bridge/interfaces/IL1SharedBridgeLegacy.sol
contracts/bridge/interfaces/IL2CrossChainSender.sol
contracts/bridge/ntv/IL1NativeTokenVault.sol
contracts/bridge/ntv/IL2NativeTokenVault.sol
contracts/bridge/ntv/INativeTokenVaultBase.sol
contracts/common/interfaces/IL2ContractDeployer.sol
contracts/common/interfaces/IMessageVerification.sol
contracts/common/interfaces/ISystemContext.sol
contracts/common/l2-helpers/IBaseToken.sol
contracts/common/l2-helpers/IL2ToL1MessengerEra.sol
contracts/common/l2-helpers/L2ContractAddresses.sol
contracts/common/l2-helpers/L2ContractHelper.sol
contracts/common/l2-helpers/L2ContractInterfaces.sol
contracts/core/bridgehub/IBridgehubBase.sol
contracts/core/bridgehub/IL1Bridgehub.sol
contracts/core/chain-asset-handler/IChainAssetHandler.sol
contracts/core/ctm-deployment/ICTMDeploymentTracker.sol
contracts/core/message-root/IMessageRoot.sol
contracts/interop/IInteropCenter.sol
contracts/interop/IInteropHandler.sol
contracts/interop/IL2InteropRootStorage.sol
contracts/l2-system/interfaces/IBaseTokenHolder.sol
contracts/state-transition/ChainTypeManagerBase.sol
contracts/state-transition/EraChainTypeManager.sol
contracts/state-transition/chain-deps/StoredBatchHashing.sol
contracts/state-transition/chain-deps/facets/ZKChainBase.sol
contracts/state-transition/chain-interfaces/IChainUpgrader.sol
contracts/state-transition/chain-interfaces/ICommitter.sol
contracts/state-transition/chain-interfaces/IMailboxLegacy.sol
contracts/state-transition/chain-interfaces/IMigrator.sol
contracts/state-transition/libraries/ProposedUpgradeLib.sol
contracts/state-transition/libraries/TransactionValidator.sol
contracts/upgrades/BaseZkSyncUpgrade.sol
contracts/upgrades/IDefaultUpgrade.sol
contracts/upgrades/ZkSyncUpgradeErrors.sol
lib/openzeppelin-contracts-v4/contracts/token/ERC20/IERC20.sol

Sources: old · new (Sourcify)