Deploying Semantic ID-based Generative Retrieval for Large-Scale Podcast Discovery at Spotify. - Edoardo D'Amico; Marco De Nadai; Praveen Chandar; Divita Vohra; Shawn Lin; Max Lefarov; Paul Gigioli; Gustavo Penha; Ilya Kopysitsky; Ivo Joel Senese; Darren Mei; Francesco Fabbri; et al. (CoRR, 2026)