may be pdoneighbors of the pdoTools - package does, what you need
https://github.com/bezumkin/pdoTools/blob/master/core/components/pdotools/elements/snippets/snippet.pdoneighbors.php
Are talking about my package (siblingNav) or about pdoneighbors now?
What exactly do you want to do?
&sortBy =`{"publishedon":"ASC","id":"ASC"}`
[[!siblingNav? &showHidden=`1` &sortBy =`{"publishedon":"ASC","id":"ASC"}` &limit=`1` ]] [[+sn.prevlinks]][[+sn.nextlinks]]
That fixed the problem!
Now using
[[!siblingNav? &showHidden=`1` &sortBy =`{"publishedon":"ASC","id":"ASC"}` &limit=`1` ]] [[+sn.prevlinks]][[+sn.nextlinks]]
to show last and previous titles for the blog.
Thanks Bruno.