{"name":"ColdXX","tagline":"Cold Vault — Long-Term Reserve","description":"ColdXX is the long-horizon reserve of the GridXX ecosystem. Multi-sig hardware-custody storage, governed disbursements, and immutable allocation rules backing GXX with verifiable on-chain attestation. Built for the next decade, not the next quarter.","role":"Long-term reserve · Multi-sig custody · GXX backing","status":"Mainnet Q4 2026","ecosystem":"GridXX","chain":"Solana"}