[Starknet Mainnet to temporarily suspend service starting at 9:10 UTC today due to planned upgrade, estimated downtime approximately 12 minutes] According to Golden Finance, on March 18, the Starknet Mainnet will temporarily suspend service starting at 9:10 UTC today due to a planned upgrade, with an estimated downtime of approximately 12 minutes. This upgrade is an important step for Starknet toward further decentralization, transferring the calculation of block hashes for Starknet blocks to decentralized Apollo nodes.