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41  Bitcoin / Project Development / Re: Address watcher... on: March 18, 2014, 01:26:03 PM
I developped a small CLI script in ruby doing just that with the blockchain.info API.
You can check it out here on github.

I hope this helps.

thanks...how would i look without revealing my ip....12p or something?
Why are you so afraid of revealing your IP(as it pertains to BC.i)? Chances are you visited Blockchain.INFO long before you started to want to hide your IP.

i was watching a youtube video on local blockchain usage and they recommended a benefit was the blockchain.info or any hosted chain could collect and thus match ownership to IP's, vis traffic analysis if you keep looking at say the same address it become mroeo fa certiantity the owner is sat on that IP. It does not matter if I have visted blochaine ans the very small amount of BTC I had has all been moved on to knew keys I have not looked at.

specifically this video

http://www.youtube.com/watch?v=UImXoukuF5Y

Yeah, I wouldn't be surprised if blockchain.info & blockr.io have both mapped my addresses to my IP, pretty obvious when it occurs.

1. Visit from my IP to an empty address
2. One minute, address gets funded some cash.

Not too hard to match those two together, issue is, I see no major issue in that, if you're really that scared, either run a full node (and use listunspent) that won't reveal your IP address as there's no difference between an owner and a relay for receiving money, here's the difference:-

Relay:-
1. Get TXID
2. Validate TXID
3. Send TXID

Owner:-
1. Get TXID
2. Validate TXID
3. Run any notification/functions, such as telling the user or running a script, updating databases, etc...
4. Send TXID

(Obviously that's overly simplified), so, anyone looking in, on both, just sees:-

1. Get TXID
2. Send TXID

Not all that much info there. As for using an API, try using something like tor, but, even then, your IP is public info (as tor has to publicize your IP in order to relay people through you, assuming you're a relay, if you're not, you're still communicating with people on tor and thus they have your IP).
42  Bitcoin / Development & Technical Discussion / How much information is shared with a multisig transaction/address? on: March 18, 2014, 01:16:18 PM
For both a transaction entering, and, leaving a multisig address, along with the address itself, what information do people who are **NOT** part of the address themselves see (I.E. Someone random on the network, such as a miner, or simply a full-node)?

Do they know the public key/hashed public key (I.E. address) of the participating clients?
Do they know how many clients there are (N in M-of-N)?
Do they know how many clients are needed to sign a key (M in M-of-N)?

And, another question:-
If I know two pub keys (I.E. pubA & pubB), can I determine if an address/transaction on the network includes those two pub keys in a 2-of-3? And how resource wasteful would that be (Checking to see if an address/transaction included my two pub keys)? So, imagine I was part of a service, I gave them my two pubkeys, and, they randomly generated their pubkey (from one of their private keys), then send $amount BTC to the address they generated without telling me the third key, would I be able to determine what address they sent to and be able to cash out my money? Or am I clueless without that third key (And thus even though I should be able to cash out the money (Due to me owning enough privatekeys), I can't because I don't know the TXID)?

Sorry, slightly confused about multisig.

Note:- Please give each answer a three-part answer, for both:-
1. Address on its own (I.E. address that has never had a transaction in/out)
2. Address with a singular TXIN
3. Address with a singular TXIN and singular TXOUT

EDIT:- Also, small little question at the end, is there anything random about a multisig address generation? I.E. if I had the three pubkeys and ran createmultisig ten times, would I always get the same address, assuming I used the same pubkeys & M-of-N?
43  Bitcoin / Armory / Re: Stuck Transaction on: March 17, 2014, 06:52:53 AM
Can you give us the TXID?
44  Economy / Service Discussion / Re: blockchain.info down? on: March 11, 2014, 06:07:53 PM
God, I honestly hope the developer doesn't see this post. Stress is never a good thing when developing, let's hope it's just a system configuration error and not an actual programmatic one.
45  Bitcoin / Bitcoin Discussion / Re: Bitcoin can replace the credit card today on: March 11, 2014, 05:26:41 PM
The blockchain is already 15 GiB. Bitcoin can't replace credit cards if we don't solve this problem.

Why is this a problem?   Consumer flash memory devices that can hold 16G can be found for less than $10.  This eventually gets cheaper.   Mass produced devices can hold a ROM of the current history of the blockchain for even cheaper.


That's $0.625 per GB, that's insane. I buy at ~ $0.05 per GB, and, that's insanely expensive for just long-term storage of data that can easily be reacquired, most low-end hard-drives you can buy for ~ $0.03 per GB.
46  Other / Off-topic / Re: NEW HIDDEN WIKI LINK 2014 on: March 11, 2014, 04:27:19 PM
It's a Tor link, no?  So probably malware.

That's the most fucking idiotic thing I've ever read on this forum.

I try not to call people names, but, SERIOUSLY? "Oh, it's tor, it's malware, it's illegal, lalalalalala /plugsears".
47  Bitcoin / Bitcoin Discussion / Re: Bitcoin can replace the credit card today on: March 11, 2014, 02:19:26 PM
The blockchain is already 15 GiB. Bitcoin can't replace credit cards if we don't solve this problem.

Pretty sure it can, can't it? All you need is current location of all the coins, you don't need the history of it, you just need the history to calculate the current location.
48  Other / Off-topic / Re: Idea of spending 500btc with a limit !! on: March 10, 2014, 01:07:55 PM
Send it to another address that I fully control and nobody can rip from me, then slowly spend it as-needed.

I would take the Mustang any day over the Mclaren.
Yeah! I'd love to have a muscle car, preferably a Camaro SS (but you can get that for 50BTC ).

If I had 500BTC I'd buy a boat.  


This thing is for 500 BTC? ,I though it's in the millions club.

I'm no yacht expert, but, here's one that looks roughly the same for $5,000,000.
49  Bitcoin / Bitcoin Technical Support / Re: NO confirmations after almost 3 days on: March 09, 2014, 03:53:36 PM
Has anyone suggested a simple -rescan to see if the coins show up. I had an issue with a 0 confirmation transaction did rescan and they showed up again.

Actually this is what I'm doing right now. But first I deleted all the transactions using PyWallet and I'm going to create the ones with 0 confirmations afterwards again manually.

May I ask how long -rescan took for you? Here it's been at it for about 10 hours now. Normal?

On my 3.33GHz hex core CPU, with an SSD to read the blocks off of, it takes about an hour. On my virtual machine that I was testing a program out before releasing it, it took over 24 hours. On my production VPS I leased (Single core @ ~ 2.5GHz, 512MB ram) it took over three days.

Really depends on the specs, but, if you have a some-what decent computer, it really shouldn't take ten hours.
50  Bitcoin / Armory / Re: transaction fees are mandatory? on: March 09, 2014, 03:41:59 PM
Armory refuses to make a transaction that bitcoind or bitcoin-qt would refuse to propagate.

I send free transactions below the "rules" all the time on bitcoin-qt (Using createrawtransaction). They get confirmed after about a week or so, good enough for me.

Just to reiterate picobit's point:  Armory's hands are tied on this one.  You can use a modified version of Bitcoin-Qt to broadcast a tx to dozens of peers with sub-standard fee, and you are pretty comfortable that at least a couple of peers will accept and propagate.  If you don't mind waiting, that's okay.

The problem here is that Armory doesn't have dozens of peers.  It is connected to the network through exactly one peer: your own Bitcoin-Qt/bitcoind -- and one that is usually following the rules.  When I first created Armory, I tried putting in a min-fee-override, but quickly found out it's pointless.  The tx has to go through that bitcoind, and it will be DOA if it doesn't have enough fee for relay.  100% failure rate, guaranteed.  So I had to disable it, because it was pointless, since 99%+ users don't have a setup capable of doing it.

Technically it can be done if you run a modified version of Bitcoin-Qt or bitcoind that will forward it in addition to modifying Armory to do it, which should be pretty easy.  It's just that few people will actually do this so it's disabled.

Actually, if I'm honest, I don't even broadcast it through my bitcoin-qt, because if it does fail (I.E. nobody likes my cheap-ass transaction, and, it gets rejected and forgotten about by the network as a whole) it gets all pissy at me and I have to run the wallet through pywallet to get rid of the failed transactions (Assuming I want to modify them).

https://blockchain.info/pushtx
http://eligius.st/~wizkid057/newstats/pushtxn.php
https://coinb.in/send-raw-transaction.html

Are a god send. I understand Armory can't use these sources (As some people won't want their IP being directly marked as "Creator of this transaction" by a centralized unit), but, I can.

Another idea would be, assuming you're in expert mode, you can overwrite the fees, sign it (Online/offline/whatever), etc..., then, instead of broadcasting, just receive a standard format rawtransaction that you can do what you like with.
51  Bitcoin / Armory / Re: Armory Ubuntu on: March 09, 2014, 12:00:00 AM
well, this is online.  Where can I get a precompiled package?
I am using bitcoinQT, do I have to use Bitcoind?


I may be wrong about this, but, I believe you have to specifically tell bitcoin-qt to enable the API, unlike bitcoind.

Try something like this in bitcoin.conf:-
Code:
server=1
rpcuser=SomeRPCUser
rpcpassword=SomeRPCPass
rpcport=8332
rpcallowip=127.0.0.1
rpcthreads=4
rpcssl=0

It'd be much easier just with the precompiled package & bitcoind, though.
52  Bitcoin / Bitcoin Discussion / Re: satoshi - bitcoin - lost of anonymity on: March 08, 2014, 07:18:43 PM
Then... don't allow someone to put the chip in you? And, even if they do, what forces you to actually use that specific pub:priv? Why can't I just generate another?
53  Bitcoin / Armory / Re: Armory Ubuntu on: March 08, 2014, 07:15:07 PM
Are you setting up an online or offline computer? Is there any reason you're compiling from source rather than using the precompiled package? What does the debug log say? Is Bitcoind actually running, listening on the correct port, and, got the correct authentication that matches up with armory's config?
54  Bitcoin / Armory / [REQ] Adjustable comment length in coin control? on: March 08, 2014, 12:00:50 AM
As I like to pay using specific inputs, and, I only know those specific inputs by their comments, seeing this isn't all that useful:-


Selling $78 PayPal to who Mr. Coin Control!?! I don't want to spend the funds I bought off my real life friend to pay a known gambling/porn/other/not/so/socially/accepted site! I understand it's doing that to save space, but, really?



Look at all that wasted space that could be used for telling me the comment.

EDIT:- For reference, my commenting convention is:-
Code:
[Buying/Selling] [Product (Such as $50, "Google.com domain name", or, ฿5)] [Payment, such as Credit Card, Bitcoins, PayPal, etc...] [to/from] [alias (SiteIMetThemOnUID=TheirProfileUID] for [What I paid/got, opposite side of the trade as the second argument]

EDIT2:- Actually, while I'm at requesting stuff, a search feature would be nice too, so, I could filter the addresses to just ones that include "Bitcointalk", or, say I traded with "Satoshi" multiple times, I could search for "Satoshi" and find all the "Satoshi" transactions (That have "Satoshi" in the comments).

Actually, I just realized, I should probably actually just code it into Armory myself and then submit a push request, eh? Although, looking at your github history, you don't seem to accept many pull requests.
55  Bitcoin / Bitcoin Discussion / Re: Satoshi ruined a poor man's life on: March 07, 2014, 04:21:58 PM
There are numerous people named Satoshi Nakamoto.

If you're smart, name at least one..

Ok.. Satoshi Nakamoto

Oh god I laughed.
56  Economy / Speculation / Re: Is the world too dumb for Bitcoins? on: March 07, 2014, 03:53:01 PM
Yes. But they were once too dumb for the internet.

They still are, the amount of times people have asked me "What's my password?", "Where's the login page?", or, "Is it a virus?" is insane.
57  Bitcoin / Bitcoin Discussion / Re: Run Satoshi Run ! What he must do... on: March 06, 2014, 06:26:36 PM
Satoshi, you must:

send 1 BTC to each of the 1 million active BTC addresses in the blockchain. Now! In plain sight, to prove you have nothing left.
And be gone.

(I only pray he's got all those private keys... otherwise - trouble).

He must do jackshit, it's his money and he can do with it whatever the hell he wants.
Dude -- the point here is -- he must lose his million BTC -- fast and in public!

Otherwise every "admirer" from a local bum with a clawhammer to town cops, to cartels with bazookas will be coming after him & his family. For the untraceable billion dollars as mentioned elsewhere.

Gods help this man


>Untraceable

You mean, the most traceable money ever as it's completely public and everyone knows the addresses that are being paid from?
58  Economy / Digital goods / Re: [WTS] AMD Battlefield 4 code (unscratched) on: March 06, 2014, 05:40:05 PM
I'll take it for $5 current BTC-E rate, not the price you want, but, an offer none-the-less.
59  Bitcoin / Bitcoin Discussion / Re: If you're the real Satoshi Nakamoto, please post a signed message. on: March 06, 2014, 05:04:13 PM
You give that fake too much credit. I bet he doesn't even know how to do it.
Quote
I'd come here to try to find out more about Nakamoto and his humble life. It seemed ludicrous that the man credited with inventing Bitcoin - the world's most wildly successful digital currency, with transactions of nearly $500 million a day at its peak - would retreat to Los Angeles's San Bernardino foothills, hole up in the family home and leave his estimated $400 million of Bitcoin riches untouched. It seemed similarly implausible that Nakamoto's first response to my knocking at his door would be to call the cops. Now face to face, with two police officers as witnesses, Nakamoto's responses to my questions about Bitcoin were careful but revealing.
Yeah he went and proudly announced it to the world I would say.  Roll Eyes

If someone came to my door telling me they were a journalist and they wanted to know what I did with $500,000,000, I'd probably also call the cops.
60  Bitcoin / Bitcoin Discussion / Re: Run Satoshi Run ! What he must do... on: March 06, 2014, 05:02:02 PM
I wouldn't decline a free BTC, but, then again, the price of BTC would drop like no tomorrow if he did that.
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