is effectively unprovable, Prof. Sun Zhi-Wei's

appeal is essentially directed at SoB,

telling them that if/when k*2^n+1 is cracked for both

k=19249 and k=67607 then the person contributing

the last relevant SoB cycle gets a publication, I guess?

But then the second author might be anonymous, as in

http://www.utm.edu/research/primes/bios/codes/SB3.html