Take the page URL for any work, add .json and you get bibliographic information, including the page URL(s) for the author(s).
For example,
https://openlibrary.org/works/OL1234567W.json
https://openlibrary.org/static/sitemaps/
Take the page URL for any work, add .json and you get bibliographic information, including the page URL(s) for the author(s).
For example,
All the page URLs for Works and Authors are available as gzip'd XML at