[Op-Stacks] -Upgrade Op-node v1.19.11 + op-reth v2.6.1

Scheduled for Oct 26, 06:00 - 07:00 UTC

Scheduled

Blockdaemon will update all OP-Stacks Mainnet and Testnet nodes, Optimism, Ink, Unichain (OP-Stacks on October 26, 2026, starting at 6:00 AM UTC. We are updating our nodes due to a release from the Optimism foundation. These updates include Op-node v1.19.11 + op-reth v2.6.1

This update applies to all Blockdaemon OP-Stacks Mainnet and Testnet nodes, which included Optimism, Ink, Unichain (OP-Stacks) and there will be planned downtime of up to 15 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 Account Manager.

Release Notes:
https://github.com/ethereum-optimism/optimism/releases/tag/op-reth/v2.6.1

Posted Oct 22, 2026 - 10:49 UTC

This scheduled maintenance affects: Blockdaemon Website, Blockdaemon Web App, Blockdaemon Universal API, Blockdaemon RPC API (Ink Native API, Optimism Native API), and Protocols (Dedicated Nodes) (Optimism, Unichain).