An NTSC-U build, that seems to match the demo used at E3 1996.
The game cannot be saved onto memory card.
In the map screen, hold down L1 + L2 + R2 + Left and press R1 to unlock all levels and receive all collectibles.
However, this build is restricted to the first two islands.


https://hiddenpalace.org/Crash_Bandicoot_(May_11,_1996_prototype)