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Topic:  - page 3. (Read 3866 times)

newbie
Activity: 14
Merit: 0
August 11, 2013, 02:40:37 PM
#41
vlees, how many confirmations your deposit transaction has? Blockchain tells me that last transaction from this address was few days ago  Huh
<*chop*>

Yna, account funded. Good luck.
Yna
newbie
Activity: 55
Merit: 0
August 11, 2013, 02:39:22 PM
#40
1BksVa93TcMxoa5TgFAnkYzxMLj85tcZJG
full member
Activity: 196
Merit: 100
August 11, 2013, 02:31:34 PM
#39
I see what happened. Please be patient. As far I can see, my site detected deposit from you but do not received it. Please give me some time to fix that. Your money will be send soon.

Thanks for the fast reply. Will wait then.

SCAM, SEE OP's TRUST
newbie
Activity: 14
Merit: 0
August 11, 2013, 02:30:39 PM
#38
I see what happened. Please be patient. As far I can see, my site detected deposit from you but do not received it. Please give me some time to fix that. Your money will be send soon.
full member
Activity: 196
Merit: 100
August 11, 2013, 02:26:58 PM
#37
I clicked payout, it told me it should arrive shortly, but nothing happened.
My balance on FairDice.biz is still the same old value and no transaction was broadcasted.

SCAM, SEE OP's TRUST
copper member
Activity: 3948
Merit: 2201
Verified awesomeness ✔
August 11, 2013, 02:13:26 PM
#36
The server just doesn't send the roll result before the dice appeared again. I will make the animation a little bit longer.
Already thought so. Well I like your dice game.
full member
Activity: 196
Merit: 100
August 11, 2013, 02:10:49 PM
#35
Edit: vlees, account funded. Good luck.

Thank you very much!

SCAM, SEE OP's TRUST
newbie
Activity: 14
Merit: 0
August 11, 2013, 02:07:21 PM
#34
The server just doesn't send the roll result before the dice appeared again. I will make the animation a little bit longer.
copper member
Activity: 3948
Merit: 2201
Verified awesomeness ✔
August 11, 2013, 02:02:29 PM
#33
My dice changed from 4 back to 3... Dunno if that is on purpose or just slow connection, but I wanted to say that.

It happend again from 3 to 6. So I guess it's a slow connection.
copper member
Activity: 3948
Merit: 2201
Verified awesomeness ✔
August 11, 2013, 01:48:26 PM
#32
0,8(3)% is not big different from 0,8%. However it is not the problem for me to change it to match exacly 0,8%, if someone will want. Who want?  Smiley
Quote
But you can't prove that you don't change the secret behind the scenes, or change the client seed
It is hard to find another server seed that will output the same SHA256 hash. If I will change client seed, the outcome will not validate using the script.

Edit: vlees, account funded. Good luck.

No but the user has no proof if you do change it, you can provide the sha256(a) to the user, but use the secret b to do the actual calculation and the user has no way of proving it.
Thats what I meant. The alert should show every step.
jr. member
Activity: 34
Merit: 1
August 11, 2013, 01:32:27 PM
#31
0,8(3)% is not big different from 0,8%. However it is not the problem for me to change it to match exacly 0,8%, if someone will want. Who want?  Smiley
Quote
But you can't prove that you don't change the secret behind the scenes, or change the client seed
It is hard to find another server seed that will output the same SHA256 hash. If I will change client seed, the outcome will not validate using the script.

Edit: vlees, account funded. Good luck.

No but the user has no proof if you do change it, you can provide the sha256(a) to the user, but use the secret b to do the actual calculation and the user has no way of proving it.
full member
Activity: 126
Merit: 100
August 11, 2013, 01:30:41 PM
#30
1FMnM2nhHDChcvSnEyo2wiSV2Ku1C2JyAR

Its worth a try
newbie
Activity: 14
Merit: 0
August 11, 2013, 01:29:05 PM
#29
0,8(3)% is not big different from 0,8%. However it is not the problem for me to change it to match exacly 0,8%, if someone will want. Who want?  Smiley
Quote
But you can't prove that you don't change the secret behind the scenes, or change the client seed
It is hard to find another server seed that will output the same SHA256 hash. If I will change client seed, the outcome will not validate using the script.

Edit: vlees, account funded. Good luck.
Edit: jacktarli, account funded. Good luck  Smiley
full member
Activity: 196
Merit: 100
August 11, 2013, 01:24:01 PM
#28
1DJPnD5r9D8tcjUb3fpkvFej39wYfdMQoq

SCAM, SEE OP's TRUST
jr. member
Activity: 34
Merit: 1
August 11, 2013, 01:22:31 PM
#27
Good enough for me.


Good enough for me too, I'm dropping to 0.8
copper member
Activity: 3948
Merit: 2201
Verified awesomeness ✔
August 11, 2013, 01:19:50 PM
#26
Dice64,
Look at the long text above "Roll" etc buttons. For me this is:
79ede5fd0267edccc5f2faa965ec689625cae8ab209bc764b608e9a2613fbc94
This is SHA256 hash of server seed, which will be used for next roll.
The roll result for me was 5.
Make a roll. Click "i" button to view details about roll you just did:
Server seed: 151d74125854c103abadc770f4eb5e99                        
Client seed: 8617075205573747000

hash("sha256", "151d74125854c103abadc770f4eb5e99") === 79ede5fd0267edccc5f2faa965ec689625cae8ab209bc764b608e9a2613fbc94

So for now everything is OK.

Now we use the validation script:

$server_seed = "151d74125854c103abadc770f4eb5e99";
$client_seed = "8617075205573747000";

function str2int($str) {
   $int = 0;
   foreach (str_split($str) as $char)
      $int += $char;
   return $int;
}

mt_srand(str2int($server_seed . $client_seed));
$roll = mt_rand(1, 6);
echo "Roll result is " . $roll;


Thats what I mean, nobody knows that you should do it like that. That's why I suggested you to change the alert ;p

Quote
Also your house edge comes out at 0.8333333%, not 0.8%.
Good enough for me.
jr. member
Activity: 34
Merit: 1
August 11, 2013, 01:17:27 PM
#25
The secret_hash wasn't present before when I posted, neither was the hash method present in the screenshot bitcoininformation posted.

But you can't prove that you don't change the secret behind the scenes, or change the client seed

Also your house edge comes out at 0.8333333%, not 0.8%.

newbie
Activity: 14
Merit: 0
August 11, 2013, 01:11:03 PM
#24
Dice64,
Look at the long text above "Roll" etc buttons. For me this is:
79ede5fd0267edccc5f2faa965ec689625cae8ab209bc764b608e9a2613fbc94
This is SHA256 hash of server seed, which will be used for next roll.
The roll result for me was 5.
Make a roll. Click "i" button to view details about roll you just did:
Server seed: 151d74125854c103abadc770f4eb5e99                        
Client seed: 8617075205573747000

hash("sha256", "151d74125854c103abadc770f4eb5e99") === 79ede5fd0267edccc5f2faa965ec689625cae8ab209bc764b608e9a2613fbc94

So for now everything is OK.

Now we use the validation script:

$server_seed = "151d74125854c103abadc770f4eb5e99";
$client_seed = "8617075205573747000";

function str2int($str) {
   $int = 0;
   foreach (str_split($str) as $char)
      $int += $char;
   return $int;
}

mt_srand(str2int($server_seed . $client_seed));
$roll = mt_rand(1, 6);
echo "Roll result is " . $roll;

Just run this on your web server or PHP CLI. It should print:
Roll result is 5

It confirms that my site is provably fair.

Quote
Also can you provide your calculations on how you came to the assumption that you have a 0.8% house edge?

(6-(2+1.4+1.2+1.1+0.25))*(100/6)  Wink
               
jr. member
Activity: 34
Merit: 1
August 11, 2013, 12:51:16 PM
#23
1. Next server seed hash is now showing.
2. You can now specify custom wager.
3. Rolls history now updates immediately.

I will move the site to another server within few hours, but the site will keep running. Thank you very much for feedback.

What hash method do you use and how can you prove to the player that you dont change it after the bet has been placed?

Also can you provide your calculations on how you came to the assumption that you have a 0.8% house edge?

1-((2+1.4+1.2+1.1+0.25)/6) = 0.00833333
newbie
Activity: 14
Merit: 0
August 11, 2013, 12:47:43 PM
#22
1. Next server seed hash is now showing.
2. You can now specify custom wager.
3. Rolls history now updates immediately.

I will move the site to another server within few hours, but the site will keep running. Thank you very much for feedback.
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