2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/82036The Oklo data constrain the depth of the nuclear potential well to a small margin of error, determined by various unknowns, such as the reactor temperature. However, we show that even these small variations could allow the U-238 half-life to vary by more than one order of magnitude.7 pages, 2 figures; corrected typosNuclear Theorytext