Odaily Planet Daily News Starknet stated that although the STRK staking plan will take place on November 26, the STRK staking contract will be deployed on the mainnet 30 hours to 2 days in advance. It stated that to become a validator, one must possess at least 20,000 STRK tokens and run a full node, and both validators and delegators will be subject to a 21-day unbonding lock-up period.