The film by Brakhage commonly referred to as "Wecht" does indeed exist. It doesn't have a titlecard at the head, and the leader of the original is labeled "Portrait" in Stan's handwriting, so I'm not sure where the 'Wecht' title comes from.
Young adventurer Gipo owns one fifth of a rock illustrating the location of a rich gold mine. Risking his life more than once and with the help of the beautiful hooker, Lulu Belle, our hero sets out to recover the missing pieces.
Doc Saxon and his gang rob the Crown City bank but are double-crossed by Carrasco, a Mexican bandit, who steals the gold and leaves Doc and Donovan with nothing.
Jack White throws a big party at which many of the artists he has produced perform. He has had an eventful life in which he has always remained true to his ideals, first as a footballer, then as a pop singer and then as a producer, even in the face of fierce opposition from others.