2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/36135We propose a modified form of the spontaneous birth of the universe by quantum tunneling. It proceeds through topology change and inflation, to eventually become a universe with closed spatial sections of negative curvature and nontrivial global topology.10 pages, 1 figure. Revised version with better comments on assumed topology changeGeneral Relativity and Quantum CosmologyAstrophysicstext