Sheldon Conjecture/Historical Note

Historical Note on Sheldon Conjecture
The Sheldon Conjecture was expounded by the fictional physicist, who expounded upon the properties of the number $73$ in (fittingly) episode $73$ of , by Lee Aronsohn, Jim Reynolds and Maria Ferrari:

The unspoken implication of this statement was that $73$ was the only (prime) number to have this property.

The question was settled by and  in $2019$, who proved that the Sheldon Conjecture is indeed true, thereby turning it into a theorem.

However, as of time of writing (May $2019$), this result is still referred to as the Sheldon Conjecture.