The first 11 tears can be found in any order, but the one in the Rist Peninsula area will only appear once the other eleven have been examined, meaning that players will need to view this memory last.

Source: https://gamerant.com/legend-of-zelda-tears-of-the-kingdom-tloz-totk-how-to-get-the-master-sword-early-beat-phantom-ganon-cheese/