For the 'full' graph for stage0 see: https://fransfaase.github.io/Emulator/tdiagram.html and note that it even is not completely 'full' leaving out some steps that copy file from one location to another. Use mouse or fingers to zoom and pan.
I gave a talk about this at WHY2025 which also refers to this 'Reflections on Trusting Trust' paper. On YouTube https://www.youtube.com/watch?v=akzyyO5wvm0