That's not correct - I surmise that's the ID of the post in the DB. For example: https://github.com/blog/1681-subscribe-to-github-s-explore-email https://github

That's not correct - I surmise that's the ID of the post in the DB. For example: https://github.com/blog/1681-subscribe-to-github-s-explore-email https://github.com/blog/1681-subscribe-to-github-s-explore-e...