In episode 211 of the weekly Hump Day Hangouts by Semantic Mastery, one viewer asked if the profiles and links in the syndication networks are indexable.
The exact question was:
Sorry guys, tried asking support all of these questions, they said to ask here – For syndication networks – What is the point of posting to these – are these profiles/links indexed/indexable? Bit.ly, Gravatar, Evernote, OneNote, Pocket. Appreciate it.