While there is no single academic "paper" that provides a "PS3 to PS4 PKG converter" (due to fundamental hardware differences), the most relevant technical resource for this topic is the documentation , which details the official path for converting specific PS3 entitlements into PS4 versions. Key Technical Challenges
The only functional "conversion" involves preparing your PS3 files to run through the RPCS3 emulator within a Linux environment on your PS4. Requirements: A jailbroken PS4 (running GoldHEN or similar). A bootable Gentoo Linux USB drive configured for PS4. RPCS3 emulator (Linux version). Your PS3 game files (either in or folder format) and their corresponding license files. PS3 System Software (firmware) from the Official PlayStation site Basic Setup Steps: Prepare Files ps3 to ps4 pkg converter
Open RPCS3 within Linux, install the PS3 system firmware, and then "install" your PS3 PKG and RAP files into the emulator. Legitimate Alternatives PlayStation 3 to PlayStation 4 Digital Upgrade Programme
The is a utility designed to repackage legitimate PlayStation 3 .pkg game files (or extracted game assets) into a format compatible with PlayStation 4 Fake PKG (FPKG) installation on jailbroken/hacked PS4 consoles (FW 9.00 or lower / 11.00 with backporting). A bootable Gentoo Linux USB drive configured for PS4
Stay safe, keep your PS4 firmware version in mind, and always backup your saves to the cloud.