Facebook: search for “title” gift - the first article will be a gift link if one has been posted publicly; non-gift articles may appear as well in the results.

𝕏itter: search for “title” gift - any results will be gift links, like this. For newsletters, also search for messaging-custom-newsletters.nytimes.com and scan through the Latest results.

BlueSky: Load this gift link feed, scroll down to before the article’s publication, then use control-F or ⌘-F (on a mac) to search for it

Mastodon: Use control-F or ⌘-F to search this page

web.archive.org: Look up the non-gift URL on web.archive.org, then click the URLs tab and see if a gift link has been archived. It will contain the string “unlocked_article_code” if it has.