IoTeX: Zanzibar hardfork moves staking rewards fully on-chain - By 19 Oct 2026
IoTeX's Zanzibar hardfork (v2.5.0) is scheduled to activate at block 53,533,081, estimated for October 19, 2026, at 02:00 UTC. The upgrade moves staking rewards fully on-chain under IIP-59, tightens EVM gas precision, and requires BLS proof-of-possession for candidate registration and update operations.With reward processing on-chain, staking depends less on off-chain handling and uses a more trustless, automated system. For participants tracking IOTX staking, the transition changes the reward mechanism once the fork activates. BLS proof-of-possession adds a validator security requirement to candidate operations, pairing the reward-system change with tighter rules for registering or updating candidates.IoTeX v2.5.0 (Zanzibar Hardfork) is officially out! 🌐MainNet activation: Block 53,533,081 (est. Oct 19, 02:00 UTC).This is a massive protocol upgrade that moves staking rewards fully on-chain, tightens EVM precision, and lays the security groundwork for our next phase of…