[OP Stack] - Isthmus Testnet Hard Fork

Scheduled Maintenance Report for Blockdaemon

Completed

The scheduled maintenance has been completed.
Posted Apr 17, 2025 - 20:00 UTC

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.
Posted Apr 17, 2025 - 16:00 UTC

Scheduled

The OP Superchains (Optimism, Base, Celo, and Unichain) will undergo the Isthmus Hard Fork on Sepolia testnet on 04/17/2025 @ 16:00 UTC. We expect downtime of up to 5 minutes as a result of the hard fork.

You can find a list of the changes included in the hard fork here
https://specs.optimism.io/protocol/isthmus/overview.html#execution-layer

We do not anticipate any unexpected downtime other than mentioned above. If you have any questions or concerns please reach out to your Customer Success Manager.
Posted Apr 09, 2025 - 16:35 UTC
This scheduled maintenance affected: Blockdaemon RPC API (Base Native API, Celo Native API, Optimism Native API) and Protocols (Dedicated Nodes) (Base, Celo, Optimism).