Editor's draft: https://w3c.github.io/webappsec-subresource-integrity/
The spec text is written in the Kramdown variant of Markdown.
After editing spec.markdown, you can generate a new HTML draft by typing
make on the command line.
You can publish a new draft by typing make publish (which simply pushes
the local master branch to GitHub's gh-pages branch).
Pull requests happily reviewed.