Well, my computer did. I got this email yesterday:
Dear Primefinder,
Congratulations! Our records indicate that a computer registered by you has
found a unique prime number. This computer is running BOINC, is attached to
the PrimeGrid project, and is assigned to the Proth Prime Search. What makes
this prime unique is that it's large enough to enter the Top 5000 List in Chris Caldwell's
The Largest Known Primes Database.
Since you have auto-reporting selected, the following prime was submitted on your
behalf:
Added 98252 : 9265*2^637324+1 (191858 digits)
If you have any questions or concerns, please contact me and we will surely resolve any problem.
Once again, congratulations on your find. Thank you for participating in PrimeGrid.
John Blazek of PrimeGrid
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(1st Place) 
