Something as simple as IMBD, not literally IMDB. It is possible for famous people to maintain curated lists of their official work. Presidents especially do t

Something as simple as IMBD, not literally IMDB. It is possible for famous people to maintain curated lists of their official work. Presidents especially do this, eventually putting it all into presidential libraries. Or it isn't possible to verify any information online because [reasons] and then our entire society falls apart as nothing online can ever be trusted. We aren't anywhere near that point.