[Your Name/Institution] Date: [Current Date]
| Tier | Content | Storage Format | Tool Example | |------|---------|----------------|---------------| | 1 | Raw sector dump (including errors) | .bin/.cue + .sbi (subchannel) | IsoBuster, DD | | 2 | Error-corrected image | .chd (Compressed Hunks of Data) | chdman (MAME) | | 3 | Metadata + redump.org verification | .dat (ClrMAMEPro) + SHA-1 | Redumper | psx archive
serves as the de facto standard, requiring two independent dumps from different drives to verify a game's integrity. For discs with unreadable sectors, error-correcting codes (CIRC) can reconstruct up to 4,000 bits of lost data. [Your Name/Institution] Date: [Current Date] | Tier |
The PlayStation 1 sold over 102 million units and hosted seminal titles such as Final Fantasy VII , Metal Gear Solid , and Castlevania: Symphony of the Night . Unlike cartridge-based systems (e.g., SNES, N64), the PSX relied on CD-ROMs—optical media susceptible to "disc rot," scratches, and reflective layer degradation. The "PSX Archive" refers to both the collection of disc images (ISOs, BIN/CUE, CHD) and the metadata (manuals, box art, region codes, anti-piracy metadata) required to emulate or restore the original experience. This paper argues that the PSX Archive is not merely a repository of games but a digital time capsule of 1990s software engineering. Unlike cartridge-based systems (e
The PSX Archive: Challenges and Methodologies in Preserving First-Generation 3D Gaming Platforms
The PSX’s BIOS contains region-specific executable code (NTSC-J, NTSC-U/C, PAL). A complete archive must include all BIOS revisions (e.g., SCPH-1000 to SCPH-900x) because emulators rely on them to accurately replicate timing, memory card behavior, and video output (60Hz vs. 50Hz).
Modern PSX preservation follows a three-tier model: