The 0100187003A36800 string is the title identifier, is unique for each game. Updates are numbered starting from v65536 and going up by 65536, so first update is v65536, second is 131072, third is 196608 and so on

Patch1 is v65536 Patch2 is v131072 Patch3 is v196608

Bit31-Bit26: Major Bit25-Bit20: Minor Bit19-Bit16: Micro Bit15-Bit0: Bugfix https://switchbrew.org/wiki/Title_list#System_Modules