[Invincibly Ignorant]

The Shroud on the other hand was dated from the Renaissance period.

How can that be? The Catholic church tells us that Constantine's mother Helen went to Jerusalem and found the shroud herself while artifact hunting. She also found a piece of wood (obviously petrified by now) and some nails from Jesus' cross. :-)

[Cronos]

The Catholic church tells us that

The Catholic Church doesn't --- legends tell us that. The Church's opinion on the Shroud is ambiguous: it has never claimed that it is definitely the Shroud, but it has said it's worthy of respect for what it symbolises -- Christ.