This often refers to a "Binary File Identifier" or specific cracking/dumping tools used to preserve apps that are no longer available on the App Store.
The string also appears in archives (like the Internet Archive) where contributors use automated tools to document the "provenance" of an app. This often refers to a "Binary File Identifier"
Preserving Mobile Apps: Challenges and Opportunities discusses why these specific versions are archived and the technical metadata attached to them. 3. Toca Boca and Educational Play This often refers to a "Binary File Identifier"
The impact of open-ended digital play on young children's creativity often uses Toca Kitchen as a case study. This often refers to a "Binary File Identifier"
If your interest is in the game itself rather than the technical file metadata, there is significant research on "Toca Kitchen" regarding child development.