The unique production code (or content identifier) assigned by the studio to identify this specific video release.

: Describe the task that was accomplished. For example, converting a file to a specific format, adding subtitles, or verifying data.

Structured strings that include explicit runtime markers and "verified" tags also serve a secondary purpose: . Major streaming services and digital distribution networks use automated digital watermarking.

: The primary asset identification prefix. "Sone" designates the content origin or channel cluster, "385" indicates the unique media sequence ID, and "engsub" locks the localization profile strictly to English subtitles.