You can change the date that appears on your post, or set a canonical URL if you're importing a post from another location (such as Medium).
Use the following metadata structure at the beginning of your note:
--- created_at: 2017-11-20 17:08:05 canonical: https://mysite.com/blog/1/post-im-importing --- Your story...
|canonical||The canonical URL for this post, used by search engines.|
|custom_path||Override the default path of the post. Useful if migrating from another blog. (Example:
|desc||Custom meta description for this post, used by search engines.|
|hidden||Whether the post should be hidden from your author profile (but still accessible via URL).|
|image_url||The image used by social media sites in their link preview cards.|
|metatype||One of [css, html, json]. Used to create custom themes.|
|page||true/false. Used to create dedicated links in your author header.|
|page_link||If page is true, and this value is set, the page will be opened as an external URL.|
|page_sort||A number. The lower the number, the earlier the page link will appear in your author header.|