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Author Topic: Bitcoin puzzle transaction ~32 BTC prize to who solves it  (Read 337736 times)
kTimesG
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June 07, 2025, 12:57:31 PM
 #10481

Puzzle 71 updates:

- it's simple, we just don't have good code yet (naughty devs hide their 9000x speedups over the best known methods...)
- it doesn't cost, on average, four times the amount of the reward, to break it; it's a deal so good that it shouldn't be missed
- WanderingPhilospher gave up on it (ohnoez... though his strategy remains a mystery as great as the puzzle itself; tried to reproduce it without success)
- CPU tools got better at frying CPUs (this is admirable, since we all know CPUs are meant to run at 100% for centuries, to get to that 0.1% scanned keys out of total keys)
- this thread is definitely not a garbage dump, where self-proclaimed encryption experts can't even handle a simple bit matching count (but claim to be prefix world record holders nevertheless), while reality check is dismissed as "AI non-sense".

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Wanderingaran
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June 07, 2025, 01:41:43 PM
 #10482

This puzzle is a scam. Let's give it up!
kTimesG
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June 07, 2025, 02:13:04 PM
 #10483

Puzzle 71 updates
Damn, sounds like you’ve been grinding harder on excuses than the actual puzzle.  Undecided Keep flexing that ‘naughty dev’ talk. Meanwhile, the rest of us are out here turning ‘CPU fryers’ into actual progress. But hey, if prefix world records came with salt, you’d be Michelin-starred. Stay mad, stay bad, and maybe, just maybe, crack a clue instead of a tantrum.  Kiss

Not really. I honestly don't care about address puzzles, because of this reason:

There is no incremental progress to speak of. Every time you hash a key, you have the exact same chances of success as before, even if you scanned all keys except the very last two, or if you're just trying for the very first time some random key.

People who don't agree with this are ignorant: they ignore the fact that there was effort already performed. The only thing to track is the scanned regions, but this is not exactly progress. Progress implies that somehow something's better, which is not the case here. It's just economy: you trade time/resources/money with the chance that you might win, or you might lose everything. However, the chances are 4 to 1 not in your favor (every time you pay for hashing a key, you "win" a quarter of your expenses; and that only ever happens after you played millions of dollars). Not a good gamble, lottery is way more profitable if you play it smart (though it's still a losing gamble).

If someone discovers a way that the effort actually improves on anything, then we'd need to rewrite most math books. That's why it's really easy to call BS instantly on some people around here...

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analyticnomad
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June 07, 2025, 02:36:13 PM
 #10484

Puzzle 71 updates
Damn, sounds like you’ve been grinding harder on excuses than the actual puzzle.  Undecided Keep flexing that ‘naughty dev’ talk. Meanwhile, the rest of us are out here turning ‘CPU fryers’ into actual progress. But hey, if prefix world records came with salt, you’d be Michelin-starred. Stay mad, stay bad, and maybe, just maybe, crack a clue instead of a tantrum.  Kiss

Not really. I honestly don't care about address puzzles, because of this reason:

There is no incremental progress to speak of. Every time you hash a key, you have the exact same chances of success as before, even if you scanned all keys except the very last two, or if you're just trying for the very first time some random key.

People who don't agree with this are ignorant: they ignore the fact that there was effort already performed. The only thing to track is the scanned regions, but this is not exactly progress. Progress implies that somehow something's better, which is not the case here. It's just economy: you trade time/resources/money with the chance that you might win, or you might lose everything. However, the chances are 4 to 1 not in your favor (every time you pay for hashing a key, you "win" a quarter of your expenses; and that only ever happens after you played millions of dollars). Not a good gamble, lottery is way more profitable if you play it smart (though it's still a losing gamble).

If someone discovers a way that the effort actually improves on anything, then we'd need to rewrite most math books. That's why it's really easy to call BS instantly on some people around here...

"the chances are 4 to 1 not in your favor"

So you're telling me there's a chance?
kTimesG
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June 07, 2025, 02:54:26 PM
 #10485

So you're telling me there's a chance?

lol yeah. it's just a little above 1 / 2**70 for every time you do a H160 and check for a match.

"A little above" meaning insignificantly close to 1, since there's the additional (almost zero) chance that, besides the creator's private key, there might be other keys hashing to the same address. We can't know that, but if does affect the chances (as minimal as it does).

It's also 100% if you ultimately intend to scan all 2**70 keys (assuming the creator isn't trolling).

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analyticnomad
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June 07, 2025, 03:13:27 PM
 #10486

So you're telling me there's a chance?

lol yeah. it's just a little above 1 / 2**70 for every time you do a H160 and check for a match.

"A little above" meaning insignificantly close to 1, since there's the additional (almost zero) chance that, besides the creator's private key, there might be other keys hashing to the same address. We can't know that, but if does affect the chances (as minimal as it does).

It's also 100% if you ultimately intend to scan all 2**70 keys (assuming the creator isn't trolling).

No, I get it. The thing is, people have solved these keys. Yes, they were smaller ranges and some of the pub keys are already known but as you said, assuming the creator isn't trolling, they will continue to be solved one way or another. I think its just a matter of who wants to dedicate their time/resources to the problem long enough to be successful.

I agree this may be a naive/ignorant way for me to look at it but that's how I'm choosing to perceive it.
kTimesG
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June 07, 2025, 03:20:04 PM
 #10487

No, I get it. The thing is, people have solved these keys. Yes, they were smaller ranges and some of the pub keys are already known but as you said, assuming the creator isn't trolling, they will continue to be solved one way or another.

Of course they will get solved, it's just a matter whether the risk is worth it or not. If BTC price goes to the moon it's obviously worth it, as it was for 67, 68; 69 was too risky, and also kinda bad luck due to the 0.7% offset. But 71 isn't worth it today if one goes serious with it (instead of crazy).

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Jorge54PT
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June 07, 2025, 07:40:37 PM
 #10488

I've been having fun with wallets 40 to 50 in random mode (lottery - venitysearch).

It was funny that one day it took me 2 hours to find the private key for wallet 48 with my rtx 3060 at 1000mk/s. The same day I scanned 48 again and it took me 85 seconds to find it.
These values ​​happened similarly with other wallets from 40 to 50.
So no one can tell me that it will take me forever to find 71 to 74. Tomorrow I may or may not be lucky.

Resources? My PC has been on 24 hours a day every year long before I knew about this puzzle. So for me the costs are what they already were Smiley
nochkin
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June 07, 2025, 07:43:59 PM
 #10489

Resources? My PC has been on 24 hours a day every year long before I knew about this puzzle. So for me the costs are what they already were Smiley
You should not forget that your PC's power consumption heavily depends on the task it's doing. It can vary a lot from a few Watts to several hundreds.
Jorge54PT
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June 07, 2025, 07:47:36 PM
 #10490

Resources? My PC has been on 24 hours a day every year long before I knew about this puzzle. So for me the costs are what they already were Smiley
You should not forget that your PC's power consumption heavily depends on the task it's doing. It can vary a lot from a few Watts to several hundreds.
true...but it won't affect me at all whether I spend 100 watts a day or 270 watts a day. At the end of the month it won't be very significant. Of course, for those who invest heavily in this, I believe they need to do a lot of calculations to know if it will be worth it or not Smiley especially for those who rent
nochkin
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June 07, 2025, 07:56:07 PM
 #10491

true...but it won't affect me at all whether I spend 100 watts a day or 270 watts a day. At the end of the month it won't be very significant. Of course, for those who invest heavily in this, I believe they need to do a lot of calculations to know if it will be worth it or not Smiley
When you crunch 24/7 using 3060, that's a way more than 270 Watts per day.
Just the 3060 alone draws about 150-200 Watts, that's not including CPU, RAM, Mobo, Monitor, etc. If you use 3060 for 24 hours (a day), that's like 4000 Watts*h per day without including other components. 15 times more than "270 Watts per day".
If you don't pay for your electricity or have a flat fee, that's different.
Jorge54PT
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June 07, 2025, 08:01:47 PM
 #10492

true...but it won't affect me at all whether I spend 100 watts a day or 270 watts a day. At the end of the month it won't be very significant. Of course, for those who invest heavily in this, I believe they need to do a lot of calculations to know if it will be worth it or not Smiley
When you crunch 24/7 using 3060, that's a way more than 270 Watts per day.
Just the 3060 alone draws about 150-200 Watts, that's not including CPU, RAM, Mobo, Monitor, etc. If you use 3060 for 24 hours (a day), that's like 4000 Watts*h per day without including other components. 15 times more than "270 Watts per day".
If you don't pay for your electricity or have a flat fee, that's different.

I just gave an example of how it wouldn't affect me because I've had my PC on for over a decade and have had several PCs throughout my life. I usually turn my PC on and only turn it off when there's a power outage or something breaks in the hardware. Maybe not everyone can do that, but as I said, I don't care if I pay 100 watts, 270 watts or those 4,000 you mentioned. At the end of the month, electricity always costs between $80 and $150. And when summer comes, it can reach $200 with the AC on in the room. I can made pay.   Not long ago I had my 6 KS0 connected and paid an extra $30 per month. Now that they are disconnected, I barely notice how much less I pay, just as I didn't notice how much more I paid.
nochkin
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June 07, 2025, 08:10:15 PM
 #10493

At the end of the month, electricity always costs between $80 and $150. And when summer comes, it can reach $200 with the AC on in the room. I can made pay
Got it. I guess you don't load your PC all the way up if you pay between 80 and 150 only. If you do, that's like one more AC running all the time.
Jorge54PT
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June 07, 2025, 08:12:38 PM
 #10494

At the end of the month, electricity always costs between $80 and $150. And when summer comes, it can reach $200 with the AC on in the room. I can made pay
Got it. I guess you don't load your PC all the way up if you pay between 80 and 150 only. If you do, that's like one more AC running all the time.
I think the electricity company makes payment variations so that the consumer doesn't notice it too much. That way I know that I'll pay more or less within that amount, whether the AC is on or not, or whether or not an extra 3060 is on Smiley that must be it.  My whole life has been like this... I'm 54 years old now and the electricity is always within those values, whether it's cold or hot. Im in Portugal..but i beleave is different country to country Smiley
nochkin
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June 07, 2025, 08:30:23 PM
 #10495

I think the electricity company makes payment variations so that the consumer doesn't notice it too much. That way I know that I'll pay more or less within that amount, whether the AC is on or not, or whether or not an extra 3060 is on Smiley that must be it.  My whole life has been like this... I'm 54 years old now and the electricity is always within those values, whether it's cold or hot. Im in Portugal..but i beleave is different country to country Smiley
You mean when they average monthly payments based on your full year's consumption? Yes, some of them do. In this case it's harder to track what you use even though you pay the full price anyway, right.
Jorge54PT
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June 07, 2025, 08:46:16 PM
 #10496

I think the electricity company makes payment variations so that the consumer doesn't notice it too much. That way I know that I'll pay more or less within that amount, whether the AC is on or not, or whether or not an extra 3060 is on Smiley that must be it.  My whole life has been like this... I'm 54 years old now and the electricity is always within those values, whether it's cold or hot. Im in Portugal..but i beleave is different country to country Smiley
You mean when they average monthly payments based on your full year's consumption? Yes, some of them do. In this case it's harder to track what you use even though you pay the full price anyway, right.
True.
I have access to my monthly expenses in watts, but I confess that I don't even care about that anymore. In the winter I turn on everything I need to turn on to heat the house and in the summer everything to cool it down. My TV is also on 24 hours a day and I can't even sleep without it on. I think the TV helps me fall asleep. Well... that's how it is in my house... everything is on and I pay what I expect to pay... whether it's more or less than what I should pay, it's always within the usual amounts for many years Smiley  This is all due to using my 3060 for these puzzles. I already used it for trivial PC stuff, but now it's in full swing looking for wallet 71 Smiley maybe I'll get as lucky as I did with wallet 48 Smiley
E36cat
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June 07, 2025, 09:03:17 PM
 #10497

I think the electricity company makes payment variations so that the consumer doesn't notice it too much. That way I know that I'll pay more or less within that amount, whether the AC is on or not, or whether or not an extra 3060 is on Smiley that must be it.  My whole life has been like this... I'm 54 years old now and the electricity is always within those values, whether it's cold or hot. Im in Portugal..but i beleave is different country to country Smiley
You mean when they average monthly payments based on your full year's consumption? Yes, some of them do. In this case it's harder to track what you use even though you pay the full price anyway, right.
True.
I have access to my monthly expenses in watts, but I confess that I don't even care about that anymore. In the winter I turn on everything I need to turn on to heat the house and in the summer everything to cool it down. My TV is also on 24 hours a day and I can't even sleep without it on. I think the TV helps me fall asleep. Well... that's how it is in my house... everything is on and I pay what I expect to pay... whether it's more or less than what I should pay, it's always within the usual amounts for many years Smiley  This is all due to using my 3060 for these puzzles. I already used it for trivial PC stuff, but now it's in full swing looking for wallet 71 Smiley maybe I'll get as lucky as I did with wallet 48 Smiley

85 seconds for puzzle 48, equivals to aproximately 45 years for puzzle 71 at, think about it Cheesy
Jorge54PT
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June 07, 2025, 09:17:55 PM
Last edit: June 07, 2025, 10:23:44 PM by Jorge54PT
 #10498

I think the electricity company makes payment variations so that the consumer doesn't notice it too much. That way I know that I'll pay more or less within that amount, whether the AC is on or not, or whether or not an extra 3060 is on Smiley that must be it.  My whole life has been like this... I'm 54 years old now and the electricity is always within those values, whether it's cold or hot. Im in Portugal..but i beleave is different country to country Smiley
You mean when they average monthly payments based on your full year's consumption? Yes, some of them do. In this case it's harder to track what you use even though you pay the full price anyway, right.
True.
I have access to my monthly expenses in watts, but I confess that I don't even care about that anymore. In the winter I turn on everything I need to turn on to heat the house and in the summer everything to cool it down. My TV is also on 24 hours a day and I can't even sleep without it on. I think the TV helps me fall asleep. Well... that's how it is in my house... everything is on and I pay what I expect to pay... whether it's more or less than what I should pay, it's always within the usual amounts for many years Smiley  This is all due to using my 3060 for these puzzles. I already used it for trivial PC stuff, but now it's in full swing looking for wallet 71 Smiley maybe I'll get as lucky as I did with wallet 48 Smiley

85 seconds for puzzle 48, equivals to aproximately 45 years for puzzle 71 at, think about it Cheesy

Your estimate is for sequential calculations within a range, right? The lottery is either a lottery or it never comes or it could be now because it doesn't follow any range Smiley only luck Smiley
I remember going to Bingo in 1994. The prize accumulated was $5,000, but I had to complete the card with 15 numbers until ball 45 came out. It was unlikely in 90 balls, but I managed to get it on the last ball, 45. Just luck Smiley after that i dont won nothing offcourse Smiley Maybe 71 is for me ahhahahaha (dreams)
kTimesG
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June 08, 2025, 06:32:45 AM
 #10499

85 seconds for puzzle 48, equivals to aproximately 45 years for puzzle 71 at, think about it Cheesy

Your estimate is for sequential calculations within a range, right? The lottery is either a lottery or it never comes or it could be now because it doesn't follow any range Smiley only luck Smiley

It has been debated to death (and proved in all shapes and forms): "luck" is not affected if you scan either sequentially vs. some picked untested key (either at a random position, or via whatever other made-up logic, like prefixes).

What gets affected though, is the efficiency of the computations, and there is absolutely nothing currently that is known to be more efficient (e.g. that costs less or runs faster) than a full-on sequential scan. That is, if one wants to solve anything in the most efficient manner possible, not playing bingo with the elliptic curve and two uniform hash functions.

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Jorge54PT
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June 08, 2025, 06:54:24 AM
Last edit: June 08, 2025, 07:46:11 AM by Jorge54PT
 #10500

85 seconds for puzzle 48, equivals to aproximately 45 years for puzzle 71 at, think about it Cheesy

Your estimate is for sequential calculations within a range, right? The lottery is either a lottery or it never comes or it could be now because it doesn't follow any range Smiley only luck Smiley

It has been debated to death (and proved in all shapes and forms): "luck" is not affected if you scan either sequentially vs. some picked untested key (either at a random position, or via whatever other made-up logic, like prefixes).

What gets affected though, is the efficiency of the computations, and there is absolutely nothing currently that is known to be more efficient (e.g. that costs less or runs faster) than a full-on sequential scan. That is, if one wants to solve anything in the most efficient manner possible, not playing bingo with the elliptic curve and two uniform hash functions.
Well...it's true that the best thing is a sequential and complete scan within the intended range, but I'm not interested in spending money on rentals to find a 71-bit key within the time I can live Smiley
That way I have fun and luck (whitout calculations) and chance remain with me to find 71 at low cost.
That's why it was so much fun to take 2 hours to find key 48,  or in 85 seconds:)
The expectation is very good, even when it may never happen. "Put the coin in the machine, select the 18 characters and let it go" . 1000 Millions tikets per second Smiley not bad Smiley and just only need 1 ticker winner.

But I get what you mean, but I've been here for a while and have been following all the posts from users .

ps: Anyone who takes this too seriously is halfway to victory or defeat and the destruction of their own life.

make it fun Cheesy
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