According to @lightspark, native, regulated digital dollars are now programmable on the Bitcoin (BTC) network and live via a collaboration between Spark and Brale, as announced on Sep 5, 2025 (Source: Lightspark on X). The post states this is the first time such regulated digital dollars are available natively on Bitcoin and confirms immediate availability today (Source: Lightspark on X). For traders, this confirms live access to programmable dollar-denominated functionality on Bitcoin, directly from the project’s announcement (Source: Lightspark on X).