[Op - Stacks] - upgrade to op-node v1.19.3

Scheduled for Jul 27, 08:00 - 09:00 UTC

Scheduled

Blockdaemon will update all OP-Stacks Mainnet and Testnet nodes, Optimism, Unichain and Ink (OP-Stacks on July 27, 2026, starting at 08:00 UTC. We are updating our nodes due to a release from the Optimism foundation.

This update applies to all Blockdaemon OP-Stacks Mainnet and Testnet nodes, which included Optimism, Unichain and Ink (OP-Stacks) and there will be planned downtime of up to 30 minutes per node.

We have tested the release and do not anticipate any unexpected downtime other than mentioned above as a result of the update. If you have any questions or concerns, please reach out to your Customer Success Manager.

If you need additional information, please review the release notes here:
https://github.com/ethereum-optimism/optimism/releases/tag/op-node%2Fv1.19.3

Posted Jul 27, 2026 - 08:00 UTC

This scheduled maintenance affects: Blockdaemon RPC API (Optimism Native API) and Protocols (Dedicated Nodes) (Optimism).