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1521  Bitcoin / Bitcoin Discussion / Re: The Legend of Satoshi Nakamato, FINAL STEP PUBLISHED.... 4.87 BTC GRAND PRIZE! on: April 17, 2015, 09:36:02 PM
So, after many hours of attempting to figure out this puzzle,
I was able to find this within the picture, which seems to be the next step.
This QR code was created from the painting, importing directly into the QR software.

It is not a private key or address, but a message for the players of this game.  Cheesy



EDIT: corrected spelling errors

You've spent a whole few hours on the puzzle, give up, and decided to pull up a joke? Some persistence ...

I never said I give up on this puzzle.
Just taking a coffee break and decided to post the QR for levity.

1522  Bitcoin / Bitcoin Discussion / Re: The Legend of Satoshi Nakamato, FINAL STEP PUBLISHED.... 4.87 BTC GRAND PRIZE! on: April 17, 2015, 08:59:42 PM
So, after many hours of attempting to figure out this puzzle,
I was able to find this within the picture, which seems to be the next step.
This QR code was created from the painting, importing directly into the QR software.

It is not a private key or address, but a message for the players of this game.  Cheesy



EDIT: corrected spelling errors
1523  Bitcoin / Bitcoin Discussion / Re: It is possible to have a blockchain without bitcoin on: April 16, 2015, 09:56:28 PM
Some of you are missing the point. I am not talking about a crypto currency blockchain, but a blockchain with other storage uses.

Why do the masses need a blockchain, if it does not have a decentralized currency (or a decentralized utility)?
Why doesn't the companies/governments just use their current systems?

The blockchain (or the public ledger) exists because you need to prove ownership in a decentralized and trustless way.
Companies and Goverments are centralized and considered trusted. Why blockchain their business?

Please provide a real world example, including the benefit to the masses and the actual mechanics.
I seriously do not know a real world scenario.
1524  Bitcoin / Bitcoin Discussion / Re: Anonymity In Bitcoin Should Be Upheld on: April 16, 2015, 07:24:49 PM
I strongly disagree.

The only effect BTC anonymity generates is to attract tons or scammers, thieves and ponzi pumpers to the industry. They are able to scam ordinary users, especially newbies and by doing this they do a lot of damage to the crypto world. Why would I want to support something like that?

Bitcoin was designed to be semi-anon.
For the blockchain to work, everything is known by everyone,
but no one (unless info is publicly given, such as tags) knows who actually controls which address.
That is the current anonymous aspect to Bitcoin, and is very important.

In the event that all addresses in the future, must be labeled with real people's identities (and verified),
whether to stop scams or for tax purposes, or to prevent other crimes or etc, then there is no point in using Bitcoin.
We just basically neutered Bitcoin and transformed it into a means for a totalitarian system of control.

We would basically have a open banking system that everyone can see all transactions and see who owns what, who sends money to who, and etc.
I could not think of a better system for governments to use to oppress the people for the new age of crypto-currency.

1525  Bitcoin / Bitcoin Discussion / Re: It is possible to have a blockchain without bitcoin on: April 16, 2015, 04:13:55 PM
If the 'miners' are paid with tax money - much like how the DNS servers work.
No it is not. The blockchain needs a currency to get paid and incentive the mining.
we can pay "miners" dollars directly.
Who will pay the "miners" directly? The governments? With tax dollars?
Your talking about a Government Owned Controlled Crypto-Currency. If that happens, there will be no individual miners.
It will either be all pre-mined or only certain institutions will be allowed to mine (ex. banks, treasuries, agencies).
1526  Other / Beginners & Help / Re: Privacy Question on: April 16, 2015, 03:21:54 PM
I don't think it'll make any difference to receive BTC using either wallets. If you wish not to be linked to the addresses, your best bet is to install a 3rd wallet client or create an online account just to receive the coins. You can use addresses generated by the 3rd wallet for inbound transactions only.

What's the best online account to use?

blockchain.info, you can add a mixer for more privacy but you will not get 100% anon

a good strategy for a good anonimity, would be to start with an amount that is already splitted among many adresses

then you proceed with the usual ramification


And blockchain.info has a built-in mixer-esque utility called SharedCoin (or maybe it's SharedSend, I get them mixed up).

Just wondering. Do you know of a website or etc that can determine if addresses come from the same wallet?
1527  Alternate cryptocurrencies / Altcoin Discussion / Re: A New Competitor for Bitcoin on: April 15, 2015, 08:59:23 PM
This is a bizarre concept and will not threaten Bitcoin.
This is basically a blockchain for banks to use between themselves (through trusted networks).

EDIT:
Bitcoin is special because we don't need to trust or have trusted networks.
The banks already have this, they are just incorporating the blockchain concept I guess.

1528  Bitcoin / Bitcoin Discussion / Re: Block Arrival Time on: April 15, 2015, 06:43:20 PM
My understanding is that miners (or mining pools) have the ability to set their own timestamps.
The Bitcoin Protocol has encoded an allowable error of +/- in time, to a max of a 5 hour error.
This is so since it is not possible to have different miners systems all having the correct time, every time. Some lose time and etc.

The block was found recently and is in its proper order. It is just the broadcasted time-stamp (which the miners system says) that is off.
1529  Economy / Trading Discussion / Re: Where can I sell a large portion of my Bitcoins at once? on: April 15, 2015, 03:03:48 AM
When I saw your balance, I must admit I became very jelly.
I would keep at least one-fourth of that. Never know what the future will hold.

Good luck in your quest finding a buyer.
1530  Bitcoin / Bitcoin Discussion / Re: If you were an artificial intelligent robot, what currency would you accept? on: April 14, 2015, 10:02:41 PM
...



I'm pretty sure that is the Digibyte robot. Lol.
See below picture...
Maybe this A.I. might be using bitcoin, but was made self aware from digibyte.  Tongue

1531  Economy / Digital goods / Re: [WTB] Your BTC with Any Giftcards (Discounts Available) on: April 14, 2015, 03:00:24 AM
Currently in the process of performing a trade for bestbuy giftcard

My payment address is: 1JoUCNe1ADBLCXhUr3z3YFEikromPQVvWq

EDIT: Payment was received and codes will be provided ASAP.

EDIT 2: Code was provided as agreed. Waiting for buyer to post in this thread as confirmed and provide trust.
1532  Bitcoin / Bitcoin Discussion / Re: Buying and holding BTC without mining.. on: April 13, 2015, 05:13:48 PM
What do you mean?

Like if you let the coins stay in exchanges?

No, I mean if you are not mining you are not protecting the network.  You are letting it become more and more centralized and in time allow the mining farms to decide the Bitcoin Protocol.

Black listed coins..
More than 21 million supply..

Explain in detail how you expect them to pull that off. Let's say some mining farms collude to introduce a hard ford and expand the supply of bitcoin beyond 21 million coins. How do they do that without tanking the price horribly, destroying their own multi-million dollar investments? While honest players stick with the honest fork until it regains traction as everyone flocks away from the destroyed false fork.


Well said

Easy.. the public are dumb as rocks.

Bitcoin gets moving, the govs tell the people the supply cannot be limited the plebs believe them, the mining farms change it as they now can mine forever with profit.  We are ignored and bamzo there we go.

It is almost like how can America leave the gold standard without hyperinflation..............

What you describe is very possible.. but you are forgetting that if that happens, then the btc price will fall to nothing and then will die.
So, the mining farms should seal their fate by making unlimited gold and destroy that which they rely upon? I think not.

I suspect if that happens, we will have two chains, the true bitcoin verse the gov co-op'd bitcoin.
I also suspect that the "true bitcoin" chain will be way more valuable.

1533  Bitcoin / Development & Technical Discussion / Re: vanity address on: April 02, 2015, 10:01:27 PM
hello. i would like to ask if it is safe to make a vanity address from bitcoinvanitygen? i asked these because they also have the copy of the private keys of the address that they will give.. is there anyone lose their coins after using their service? pls let me know.. thanks!

Do you mean http://bitcoinvanitygen.com/?
No, it's not safe at all. Do not send bitcoins to any address generated there. They don't use shared Public Key which they could easily implement for security so you can't be sure whether or not they will take your funds. Under those conditions you can trust them.

Create your own vanity key offline or use a service that uses shared Public Key.


The above statement is correct.
Also people have lost all their btc from bitcoinvanitygen.com,  as soon as that address receives a sizable amount of btc.
1534  Bitcoin / Bitcoin Discussion / Re: Gavin reveals Satoshi's been secretly working on BTC 2.0 on: April 01, 2015, 04:14:10 AM
Sorry if this is a re-post.
...

Great find wr104!
I have not seen this posted before. I'm enjoying the article greatly.  Wink
1535  Other / Beginners & Help / Re: Bitcoin ATM problem on: March 31, 2015, 11:56:07 PM
...
Also, if that was a public key don't I also need the public key to add the bitcoin to my wallet, or am I misunderstanding it?

FYI, a private key is used to get your public key(address). If you have the private key, then you have both keys, and can spend the btc.
If you only have a public key(address), then you can not get the private key, and thus, you can not spend the btc.

Normally, with a paper wallet, it will give the address and privatekey in letter/number format and QR code format.
If your ATM gives a paper wallet, I would assume it would do as i said one line above ^.
Since you said it did not print the paper wallet (maybe because it was out of paper or w/e), it should have provided it on the screen and be in your picture.

In Blockchain.info, if you import the private key, it will automatically add BOTH the address and private key, and you could instantly use it.
OR in Blockchain.info, you can ONLY add the address ("Watch Only Address"), and NOT the privatekey, so that you can see your balance, but it is not spendable.
it only becomes spendable after you import the private key.

1536  Other / Beginners & Help / Re: Bitcoin ATM problem on: March 31, 2015, 10:59:10 PM
Thanks for your reply. When I do that I get the error message "Error importing private key: unknown key format"

Try your best to enter the "string of characters" exactly as your picture shows them.


A few questions may help in figuring this out.

(1) What was the name/brand of the ATM you used?

(2) Did the screen say that the "string of characters" was your address/private key?
(3) Did it say it was a recovery code and to call the company?

(4)Does the picture you took of the screen, have other numbers/letters that are longer?

(5) When you attempted to write down the "String of characters" before the screen went blank, was that the same as in the picture?
1537  Other / Beginners & Help / Re: Bitcoin ATM problem on: March 31, 2015, 10:27:16 PM
Hello,
It is possible that the ATM gave you the private key, which will generate the address.
If it is the privatekey, then the steps in Blockchain.info are:
(1) Log into your blockchain.info wallet.
(2) Click the "Import/Export" tab.
(3) Advance Warning will pop up, click "I understand".
(4) On this new page, find "Import Private Key"
(5) Place the string of characters into this box (the string of characters are case sensitive)
(6) Then click "Add Private key".
(7) It may ask you to sweep or import the keys directly, you can import directly and move your bitcoins to another address you control.
(8.) You should now have the bitcoins you purchased from the ATM, in your blockchain.info wallet.

If this worked, then the "string of characters" was a private key.
1538  Bitcoin / Bitcoin Discussion / Re: A basic question on: March 31, 2015, 05:13:38 AM

There is no formula or progression that exists.
If it did, then current known cryptographic systems used by world intelligence agencies would be rendered worthless.
It is not possible to do what you propose since calculating all addresses from private keys would also take thousands of years and millions of dollars.
You need to do more reading on how Bitcoin's cryptographic system is implemented and functions.



The whole basis of 'cracking' a code is finding a pattern.

When a code involves a small number of samples it can be hard to crack.

But bitcoin not only involves a large number, a very large number, it also lets a person easily generate an almost unlimited number of points to test.

Code breaking computers exist whose only purpose is to run vast numbers of tests on data samples looking for a pattern. In the case of bitcoin, all that would be needed would be the tiniest correlation between the position of low numbered private keys and their addresses.

If you took the first 1 million bitcoin addresses, generated from the lowest 1 million private keys, and you were able to find any difference whatsoever with the last million addresses, generated from the highest 1 million private keys, it would be the end of bitcoin using the current key/address system. Is there any such difference? There certainly is.

I was not talking about cracking "all possible addresses". i was talking about using a very selective tactic to solve one bitcoin address at a time by gradually narrowing the range of potential private keys it might have come from. It is the opposite of brute force and once it could be shown workable for one address it would be useful for any address. The question is not whether it is possible. It is. It is only a matter of finding a pattern.
...

Each address is supposed to be generated independently of other addresses. Thus, no pattern can be found between addresses.
If a private key, for example, ends in EpqWR73, and its corresponding address is gCaAbj23,
then the same private key, but ends in EpqWR74, its corresponding address is 55dXgH29.

There is no beginning or end or boundary to attempt to crack within.
The governments know this and don't waste time cracking,
they will just install malware through progs or etc to get around the cryptographic functions.

What you are describing is like finding Einstein's Unifying Theory.

EDIT: This video might be of interest to you, called "How did the NSA hack our emails?"
https://www.youtube.com/watch?v=ulg_AHBOIQU
This video shows that cryptographically, it is impossible to crack, so the NSA actually needed to place backdoors in the cryptographic functions, originally.
1539  Bitcoin / Bitcoin Discussion / Re: A basic question on: March 31, 2015, 02:24:30 AM
...
The obvious question then, does some formula or progression exist that could put bitcoin addresses in sequence? Any set of numbers that are derived from another set of numbers ultimately can be ordered in the same sequence as the original set. Therefore it seems that the "security" of the cryptography used in bitcoin would come not from the size of the number set but rather from the computational difficulty of converting private key to public address or vice versa. Since in bitcoin the conversion in one direction, i.e., private key to public address, requires little effort, there is really no security once a formula or progression rule for addresses is discovered. And such a fomula or progression is easily findable by anyone with a little skill in that kind of thing.
...

There is no formula or progression that exists.
If it did, then current known cryptographic systems used by world intelligence agencies would be rendered worthless.
It is not possible to do what you propose since calculating all addresses from private keys would also take thousands of years and millions of dollars.
You need to do more reading on how Bitcoin's cryptographic system is implemented and functions.

1540  Bitcoin / Bitcoin Discussion / Re: 2/3 of All Bitcoin Mined! on: March 30, 2015, 05:59:02 PM
This creeped up on me, too.
Wow.
Same to me. The time is really flying fast. But nothing changes today. I mean the halving is really the next big milestone right?

Talk about halving we should now expect it to take place much earlier than our projected date. I expect this to be the milestone because then we'll see how efficient mining can be to continue remain profitable

I think the halving time has not really changed. Here is a link to the bitcoin halving clock i use.
http://bitcoinclock.com/ It says July 28, 2016.
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