Hash-based content store. Currently stores PDFs and makes them addressable using the SHA-1 hash of the PDF file.
See Hash URI Specification (Initial Draft) for a definition of hash URIs.
Hypothesis provide a way to view and annotate PDFs using PDF.js. The links below use a local copy of PDF.js + Hypothesis. You can also use Hypothesis by appending the URL for a PDF to Via, for example https://via.hypothes.is/https://content.bionames.org/sha1/b99afa9a11a75ef3d019d635e5c004ebf6852050.