No. A pirate can copy that string into any file. It only suggests the original metadata came from a UMG distribution. Proof of ownership requires a receipt or account history.
In 2012, the Billboard Hot 100 chart relied heavily on radio airplay and physical/digital sales. Because US radio was slow to play a Korean-language track, "Gangnam Style" peaked at Number 2, despite being the most popular song in the world. This prompted Billboard to officially incorporate YouTube views and streaming data into their chart formulas. 1. Psy - Gangnam Style -gangnamseutail- -USUM71210283-.flac