BΔLT – Decentralized Bitcoin Inheritance & Custody dAppD15PL4Y_N4M3:JXLabs;BΔLT – Bitcoin Autonomous Legacy Trust is a decentralized inheritance and custody dApp built on Rootstock, allowing Bitcoin holders to define programmable, non-custodial conditions for passing on their RBTC. It uses smart contracts to manage beneficiary assignments, inactivity-based triggers (heartbeat logic), and optional recovery mechanisms, without relying on centralized parties.