0x49048044d57e1c92a77f79988d21fa8faf74e97e · explorer · Sourcify · all Base (OP Stack L1 contracts) contracts
| Upgradeable proxy | yes (eip1967) |
|---|---|
| Implementation | 0x0386…ca70 |
| Upgrade authority | contract owned by 0x7bb41c3008b3f03fe483b28b8db90e19cf07595c → Safe multisig 2-of-2 |
| Owner | — |
| Paused | no |
| Detected | Change | Contract | From → To | Tx |
|---|---|---|---|---|
| 2026-10-07 17:44 UTC | Proxy upgraded | OptimismPortal (Base) Ethereum | 0xca5c…d06c → 0x0386…ca70 | 0x12b3…7bf6 |
| 2026-09-28 20:38 UTC | Proxy upgraded | OptimismPortal (Base) Ethereum | 0xca5c…d06c | 0x356e…659b |
Alert me when this contract is upgraded or its owner changes: Ledgerbell (free tier). Full live verdict incl. complete upgrade history: GET /x402/verdict?chain=ethereum&address=0x49048044d57e1c92a77f79988d21fa8faf74e97e ($0.01, x402).