Mantle Arsia v1.5.4 Activation Turns Node Readiness Into a Chain Ops Watch
Mantle Arsia v1.5.4 activation gives Radar a chain-ops item built around node readiness, audit-driven fixes and exchange coordination.
News
Chain Updates
Same-day protocol and ecosystem coverage for the Chain Updates lane.
QoreChain Q2 Mainnet Pull-Forward Puts Quantum-Safe L1 Discovery on Radar
QoreChain moved its mainnet target to Q2 2026, giving Radar a fresh chain-discovery checkpoint around post-quantum infrastructure and testnet readiness.
XION v29 Upgrade Puts Deposit Pauses and ZK Changes on Radar
XION v29.0.0 creates a late April 21 chain-ops item for Radar readers tracking upgrades, deposit pauses and proof-system changes.
Arbitrum Emergency Freeze Puts KelpDAO Recovery Under Governance Watch
Arbitrum Security Council action around KelpDAO funds creates a protocol-ops watch item for governance and recovery tracking.
Base Mainnet RPC Upgrade Puts April 21 Node Readiness on the Chain-Ops Watch
Base scheduled a mainnet RPC upgrade for April 21, creating a short chain-ops readiness check for apps using public RPC.
Pi Protocol 22 Deadline Turns Node Readiness Into a Chain Update Watch
Pi Protocol 22 reports and Pi’s official node page turn node readiness into a chain-update watch for April.
Base Azul Sepolia Activation Puts Node Migration on the April 20 Chain Update Board
Base Azul Sepolia activation on April 20 puts node migration and proof-system changes on the chain update board.
Mint Blockchain Shutdown Window Turns Withdrawals Into a Protocol Ops Watch
Mint Blockchain’s shutdown timeline puts user withdrawals and chain exit paths on the Radar board.
Polaris Shutdown Deadline Puts Osmosis Cross-Chain Recovery on the Radar Board
Polaris's April 17 shutdown deadline gives Osmosis users and cross-chain researchers a clear protocol-ops item to track.
Editorial
Related Evergreen Guides
Use the guide layer after you read the same-day update so protocol context does not stay shallow.
Appchain Gas Token Checklist Before Ecosystem Launches
Appchain Gas Token Checklist Before Ecosystem Launches is evergreen because the decision repeats whenever a user has to act before the rule, route or live state is fully obvious.
Security Council Disclosure Checklist Before Rollup Launches
Security Council Disclosure Checklist Before Rollup Launches is evergreen because the decision repeats whenever a user has to act before the rule, route or live state is fully obvious.
Attestation Schema Checklist Before Identity Dapp Launches
An attestation schema checklist helps researchers evaluate identity dapps before launch traffic makes the system look more proven than it is. The schema decides what is being claimed, who can issue it and how other apps