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Topic: ➫ ➬ ➫ ➬ LUCKYB.IT [one week lottery] win a collector ASIC miner AND up to 1 BTC - page 3. (Read 6003 times)

full member
Activity: 196
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Need any help ? Just PM me
Nice souvenir with luckybit on it. I want it please . Already bet 0.1BTC Cheesy
newbie
Activity: 95
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Awesome giveaway!

Goodluck to everyone!
legendary
Activity: 1512
Merit: 1012
Still wild and free
The new LuckyBit promo (for one week):

Collector USB miners lottery

Win a collector ASIC miner by playing LuckyBit!


You can now win a laser-engraved collector’s ASICminer Blockerupter USB miner by playing LuckyBit.

This edition has been engraved with the LuckyBit logo.  We only engraved very few of them, so this is definitely a rare item. They are new, functional, and will be delivered in original plastic boxes.

In this lottery, we are giving away a total prize money of 1.0 BTC:


  • 1x Prize 1: 0.5 BTC and 1 collector’s miner
  • 2x Prize 2: 0.1 BTC and 1 collector’s miner
  • 3x Prize 3: 0.1 BTC


How to participate:

Play a valid bet on http://luckyb.it between Monday, 27/01/2014 at 15:00 and Monday 03/02/2014 at 23:59:59 to participate in the lottery. Times are UTC (as on LuckyBit).


  • 6 winners are selected randomly from the list of all valid bets in a provably fair manner.
  • From the list of 6 winners, the bet with the higher amount gets the better prize.
  • Ties are resolved by comparing the last 4 characters of the transaction hash (higher -> better prize).

For example, if the list of winners are:

  • bet amount 0.001 BTC -> Prize 3
  • bet amount 0.01121 BTC -> Prize 3
  • bet amount 0.01 BTC -> Prize 3
  • bet amount 0.03212 BTC -> Prize 2
  • bet amount 0.1 BTC -> Prize 1
  • bet amount 0.04 BTC -> Prize 2

These 6 winning bets will be selected among all bets of that period, which means: If you play more, you have a better chance of winning. Of course your address(es) can be selected multiple times if you made several bets.
And if you play higher, you have a better chance of winning prize 1.



Technical info on how we select the list of winners in a provably fair manner:

  • take the hash of the first block listed on blockchain.info with a timestamp after Monday 03/02/2014 (23:59:59)
  • take the list of all (valid) bets between 27/01/2014 (15:00) and Monday 03/02/2014 (23:59:59)
  • use the last 4 characters of this hash to retrieve a 1st bet from this list by converting it into a number and taking the modulo (for programmers: list.get(hash[:-4] % list.length) )
  • use the last 4 characters of this bet's transaction id to get the next winning bet in the same manner
  • repeat until 6 winning bets are found
  • sort list using criteria described above


Note that you need to be able to sign a message to prove you own the selected address if you are one of the winners.


Disclaimer:
Please note that these ASIC collector’s miners are promotional gifts and are intended as a collector/souvenir. Due to the extreme increase in mining difficulty, you cannot expect to mine a substantial amount of Bitcoins with them. Nevertheless, the miners are fully functional (actually brand new) and can be used for pool- or solo-mining.



For any question or remark on the game, see our main thread here: https://bitcointalksearch.org/topic/--322158


Good luck to all!
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