@connorspeers @CrossrefOrg Hi. @martin_eve explored similar idea in 2012:

https://twitter.com/martin_eve/status/165046039701766144

Wrote up his conclusions here:

https://eve.gd/2012/02/04/more-thoughts-on-metrics-link-rot-canonical-urls/

You might also be interested in general challenges of open scholarly infrastructures:

http://dx.doi.org/10.6084/m9.figshare.1314859