2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/219691We present recent improvements in the performance of the reconstruction of non-prompt track in the SiD Detector Concept Design, including initial results on the effect of longitudinal segmentation in the SiD tracker. We also describe a generic tracking validation package developed at SCIPP.5 pages, 1 figure, to appear in the proceedings of the 2007 International Linear Collider Workshop, DESY, Hamburg, Germany, May 30 - June 3, 2007Instrumentation and Detectorstext