Sources are remote files you can link to your project.

When you "pull" down a source a versioned copy is created in the project "Files".

Source Order Source Type Source Address Source Path Date Updated Source Actions
Uploaded file upload://data.csv data.csv 2 years ago
Uploaded file upload://article.contribution.1.json article.contribution.1.json 1 year, 10 months ago
Uploaded file upload://article.ipynb article.ipynb 1 year, 10 months ago