**Urgent** [Arbitrum] - Update to version v3.10.2

Scheduled for Jun 18, 05:30 - 08:30 UTC

Scheduled

Blockdaemon will update Arbitrum one-mainnet and sepolia nodes to v3.10.2 on 6/18/2026 at 5:30 UTC. We are updating our nodes due to a release from the Arbitrum foundation. This update applies to all Blockdaemon Arbitrum one-mainnet and sepolia nodes, 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 Customer Success Manager.

If you want additional information please review the release notes here:
https://github.com/OffchainLabs/nitro/releases/tag/v3.10.2
Posted Jun 17, 2026 - 07:16 UTC
This scheduled maintenance affects: Protocols (Dedicated Nodes) (Arbitrum) and Blockdaemon RPC API (Arbitrum Native API).
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