Fractal Bitcoin completed its first halving at block 2,100,000, with nodes and indexing services operating normally after activation.FIP-102 reduced the Fractal side block reward to 6.25 FB and allocated an equivalent 6.25 FB emission budget for Bitcoin mainnet distribution.FB’s total supply will not increase under the new structure, while Fractal’s three existing mining mechanisms retain their 1:1:1 distribution ratio.FIP-103 will define how FB is distributed on Bitcoin mainnet, with a full rollout targeted for the first quarter of 2027.