I have created a new bootstrap.dat file (August 27th 2018). I have tested it with the Blackcoin Legacy client and works fine, just really slow import!. Will test it later this week with Lore on RPi3.
https://mega.nz/#F!ru5lTJSD!3Ysa0Whk4Nyztc9xfu8pjQMichel
michel elder,ur bootstrap.dat done verify?create torrent file easy for newbie download
yes, verify is done... I have added the SHA265 to the txt file.
thank you michel elder

Can I mine blackcoin and jsecoin on same Raspberry Pi 3 B ?
oh yes,we got user staking few wallet on raspberry pi device