[Polkadot] Westend Upgrade – Asset Hub support, Polkadot v1.19.2 & Sidecar API v20.7.2

Scheduled Maintenance Report for Blockdaemon

In progress

Scheduled maintenance is currently in progress. We will provide updates as necessary.

Posted Sep 16, 2025 - 09:00 UTC

Blockdaemon will update all Westend nodes to v1.19.2 as well as Sidecar API to v20.7.2 on 09/16/25. We are updating our nodes due to a release from the Parity foundation. Alongside these protocol version upgrades, we will also perform internal maintenance to update supporting systems and enable Asset Hub support. This update applies to all Blockdaemon Westend nodes, 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 want additional information please review the release notes here
https://github.com/paritytech/polkadot-sdk/releases/tag/polkadot-stable2506-2
https://github.com/paritytech/substrate-api-sidecar/releases/tag/v20.7.0
https://github.com/paritytech/substrate-api-sidecar/releases/tag/v20.7.1
https://github.com/paritytech/substrate-api-sidecar/releases/tag/v20.7.2

Posted Sep 11, 2025 - 15:16 UTC

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