Atari 2600 / F4
BEING VERIFIEDLFSR Collision Simulation for Multi-ROR RNG
- STATUS
- BEING VERIFIED
- AREA
- Input / mechanics
- RECORDED
- 2026-03-24
- PUBLIC SOURCE
- Research dossier / finding 4
- RECORD ID
atari2600-f4- SNAPSHOT
a58ea4ac37c644e9
Game: Pac-Man (NA) Symptom: Game state never transitioned (stuck in attract mode) when collision registers returned static values. Root cause: Pac-Man uses two consecutive ROR $00 instructions to extract 2 carry bits from the collision register.
Raw traces, ROM material, local paths, and personal data are not part of this public record.
01INPUT IDhash receipt
02BYTE MAPdecode coverage
03CPU STATEtrace comparison
04BUS / TIMEordered effects
05OUTPUTvisual · audio · input
06ARTIFACTbuild identity