Falcon-H1R: Pushing the Reasoning Frontiers with a Hybrid Model for Efficient Test-Time Scaling. - Falcon LLM Team; Iheb Chaabane; Puneesh Khanna; Suhail Mohmad; Slim Frikha; Shi-Yu Huang; Abdalgader Abubaker; Reda Alami; Mikhail Lubinets; Mohamed El Amine Seddik; Hakim Hacid (CoRR, 2026)