Rigel 7 routinely re-encodes its MP3 audio files to reflect updates to archiving, artwork and more. Audio content is unchanged between encodings, aside from file-specific compression settings (e.g., bitrate) and corrections made for audible errors.

As such, I Don't Know, by Rigel 7, may appear in any of several encodings on peer-to-peer (P2P) networks and elsewhere. Presented below is the Universal Resource Identifier (URI, or Base32 SHA1 hash) of each official MP3 audio file made of I Don't Know, so that you may verify authenticity and rights. Furthermore, for licenses that permit remixing, the URI can be used to identify Rigel 7's source material in your derivative works, as appropriate.

For the latest MP3 audio file encodings, simply visit the official I Don't Know download page.