This is why it's important to archive everything. The pre-AI world is fading fast, and in the future nobody will know what was real and what wasn't if we don't get it straight right now.
97% of people can't identify AI music https://www.reuters.com/legal/litigation/are-you-listening-bots-survey-shows-ai-music-is-virtually-undetectable-2025-11-12/
Discussion
Timestamping the important stuff on OpenTimeStamps is also important.
Being able to prove files' "made before date" will be critical for validating authenticity.