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OFFICIAL LAUNCH: New Protocol Layer Starting From “The Exodus Address” Altcoin Discussion
It's not like 40 BTC is going to change your life today anyways...why not just j…
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n/a | Peter Todd | September 23, 2013, 02:27:39 AM |
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Gold-foil Chocolate Casascius Coins for the Halloween kids this year? Project Development
I did this a while back with my laser machine. It's a one-off, not something I'…
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n/a | Peter Todd | September 23, 2013, 02:19:58 AM |
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OFFICIAL LAUNCH: New Protocol Layer Starting From “The Exodus Address” Altcoin Discussion
Posted my "Offer: Mastercoin analysis and transaction specification design" here…
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n/a | Peter Todd | September 22, 2013, 02:53:12 PM |
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Offer: Mastercoin analysis and transaction specification design Project Development
Quotehttps://bitcointalk.org/index.php?topic=265488.msg3164831#msg3164831I was r…
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n/a | Peter Todd | September 22, 2013, 01:24:37 PM |
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Gold-foil Chocolate Casascius Coins for the Halloween kids this year? Project Development
This is probably impractical but it would be hilarious if you could figure out s…
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n/a | Peter Todd | September 22, 2013, 10:32:35 AM |
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NSA and ECC Development & Technical Discussion
We care about bitcoin's curve ;pOther than the SECP256k1 we use in Bitcoin, a lo…
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n/a | Peter Todd | September 20, 2013, 08:59:19 PM |
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python-bitcoinlib: Comprehensive bitcoin library for python Development & Technical Discussion
FWIW I'm working on making python-bitcoinlib more pythonic: https://github.com/p…
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n/a | Peter Todd | September 19, 2013, 12:25:05 PM |
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python-bitcoinlib: Comprehensive bitcoin library for python Development & Technical Discussion
Well, it does use the futures package and it was explicitly mentioned in my firs…
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n/a | Peter Todd | September 19, 2013, 03:17:57 PM |
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python-bitcoinlib: Comprehensive bitcoin library for python Development & Technical Discussion
Would prefer that the direction of python-bitcoinlib head in the Cython-ish dire…
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n/a | Peter Todd | September 19, 2013, 03:10:30 PM |
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python-bitcoinlib: Comprehensive bitcoin library for python Development & Technical Discussion
That is great, I appreciate the library.Now, regarding the earlier comment, here…
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n/a | Peter Todd | September 19, 2013, 02:51:44 PM |
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Bitcoin is no longer decentralized Bitcoin Discussion
BC.i webwallet provides the only method I know of whereby, through archiving add…
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n/a | Peter Todd | September 19, 2013, 01:02:42 PM |
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python-bitcoinlib: Comprehensive bitcoin library for python Development & Technical Discussion
Hey there retep. Regarding the RPC, have you considered making their calls async…
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n/a | Peter Todd | September 19, 2013, 12:49:02 PM |
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REVELATION I JUST HAD ABOUT BTC!!! Read This Bitcoin Discussion
fuggedit: You mean you're jealous because I had an opportunity to take a risk on…
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n/a | Peter Todd | September 17, 2013, 04:29:52 PM |
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Bitcoin is no longer decentralized Bitcoin Discussion
It is not easier to remove small amounts of heat than large amounts. The laws o…
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n/a | Peter Todd | September 17, 2013, 04:09:12 PM |
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Bitcoin is no longer decentralized Bitcoin Discussion
People misunderstand the problem with ASICs:Hashing itself tends towards decentr…
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n/a | Peter Todd | September 17, 2013, 03:22:17 PM |
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REVELATION I JUST HAD ABOUT BTC!!! Read This Bitcoin Discussion
So I am constantly seeing a series of dillemmas on these boards about the vario…
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n/a | Peter Todd | September 17, 2013, 02:48:24 PM |
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MoneyTree - a Ruby gem for creating HD Bitcoin Wallets Development & Technical Discussion
Not a ruby programmer myself, but just wanted to say thank you!
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n/a | Peter Todd | September 17, 2013, 02:34:26 PM |
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Multi-signature address never receives bitcoins Development & Technical Discussion
Is it trivial for me to modify my build of bitcoind to consider multi-sig addres…
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n/a | Peter Todd | September 17, 2013, 02:31:45 PM |
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Auxiliary block: Increasing max block size with softfork Development & Technical Discussion
jl2012: What's interesting about SPV nodes is that because they don't really ver…
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n/a | Peter Todd | September 17, 2013, 11:13:25 AM |
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[Fundraise 85btc] Implementing CoinJoin - anonymous, p2p mixing and more Project Development
Why don't you co-operate? If I have time to work on CoinJoin stuff I'm sure we'…
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n/a | Peter Todd | September 17, 2013, 02:47:26 AM |
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Auxiliary block: Increasing max block size with softfork Development & Technical Discussion
jl2012: What's interesting about SPV nodes is that because they don't really ver…
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n/a | Peter Todd | September 17, 2013, 02:28:45 AM |
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Implementation of push / auto update feature on bitcoin (per configuration) Development & Technical Discussion
It's too bad we don't have some kind of data structure that is automatically rep…
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n/a | Peter Todd | September 16, 2013, 10:25:39 AM |
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Implementation of push / auto update feature on bitcoin (per configuration) Development & Technical Discussion
The tricky part is having a jamming resistant way to get their negative views ou…
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n/a | Peter Todd | September 16, 2013, 09:32:02 AM |
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[Fundraise 85btc] Implementing CoinJoin - anonymous, p2p mixing and more Project Development
Peter, RSA blind signatures are dead simple. All cryptographic libraries support…
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n/a | Peter Todd | September 16, 2013, 02:25:21 AM |
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[Fundraise 85btc] Implementing CoinJoin - anonymous, p2p mixing and more Project Development
As a weekend project I have started an implementation of CoinJoin using the JSON…
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n/a | Peter Todd | September 13, 2013, 02:01:22 PM |
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REWARD offered for hash collisions for SHA1, SHA256, RIPEMD160 and other Development & Technical Discussion
Rewards at the following P2SH addresses are available for anyone able to demonst…
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n/a | Peter Todd | September 13, 2013, 01:19:33 AM |
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Reminder: zero-conf is not safe; $1000USD reward posted for replace-by-fee patch Development & Technical Discussion
EDIT: As it turns out replace-by-fee will eventually allow for fairly safe zero-…
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n/a | Peter Todd | April 18, 2013, 06:46:01 AM |
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Is Mastercoin bloating the blockchain and what we can do about it? Project Development
Hey Peter! Thanks for checking out the project! (Peter and I met at the conferen…
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n/a | Peter Todd | August 30, 2013, 08:33:31 PM |
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Implementing External State Contracts - Feedback Requested Development & Technical Discussion
For ECC multiplication there's Python code for it here: https://github.com/richa…
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n/a | Peter Todd | August 30, 2013, 07:25:31 PM |
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Is Mastercoin bloating the blockchain and what we can do about it? Project Development
JR, put OP_RETURN in front of the data script. That can't take more than a few s…
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n/a | Peter Todd | August 30, 2013, 05:05:38 PM |
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What's new in version 2 of Block header message ? Development & Technical Discussion
Read this: https://en.bitcoin.it/wiki/BIP_0034
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n/a | Peter Todd | August 30, 2013, 12:57:49 PM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
2-party-mix proposal, as discussed on IRC:First of all it has to be recognized t…
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n/a | Peter Todd | August 30, 2013, 05:49:20 AM |
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Implementing External State Contracts - Feedback Requested Development & Technical Discussion
You know, I just realized something: for every one of these cases it's better if…
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n/a | Peter Todd | August 29, 2013, 10:48:20 PM |
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Warning: The network does not appear to fully agree! Development & Technical Discussion
What version of bitcoin are you running?Can you paste the output of bitcoind get…
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n/a | Peter Todd | August 29, 2013, 09:32:22 PM |
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SIGHASH_WITHINPUTVALUE: Super-lightweight HW wallets and offline data Development & Technical Discussion
I would not dismiss offline transactions a "meh, just a single use case." That…
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n/a | Peter Todd | August 29, 2013, 01:34:39 PM |
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SIGHASH_WITHINPUTVALUE: Super-lightweight HW wallets and offline data Development & Technical Discussion
I'm all for UTXO commitment proposals. After all, I have a pretty elaborate one…
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n/a | Peter Todd | August 29, 2013, 01:03:24 PM |
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SIGHASH_WITHINPUTVALUE: Super-lightweight HW wallets and offline data Development & Technical Discussion
There are much better ways to do this than using up what limited SIGHASH bits we…
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n/a | Peter Todd | August 29, 2013, 12:28:10 PM |
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SIGHASH_SUM Development & Technical Discussion
It would be useful if multiple payments to the same address could be summed toge…
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n/a | Peter Todd | August 29, 2013, 12:03:28 PM |
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Anonymous Bitcoin Transactions with Coinjoin Development & Technical Discussion
So will combining multiple transactions also help with blockchain bloat / sustai…
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n/a | Peter Todd | August 29, 2013, 11:54:25 AM |
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SIGHASH_WITHINPUTVALUE: Super-lightweight HW wallets and offline data Development & Technical Discussion
There are much better ways to do this than using up what limited SIGHASH bits we…
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n/a | Peter Todd | August 29, 2013, 11:48:34 AM |
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Auxiliary block: Increasing max block size with softfork Development & Technical Discussion
What's really interesting about this approach is how users and miners are both r…
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n/a | Peter Todd | August 29, 2013, 11:38:41 AM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
(edit: deleted/rewrote some stuff about the agpl)Ideally the implementation woul…
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n/a | Peter Todd | August 29, 2013, 10:15:03 AM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
Code at: https://github.com/calafou/coinjoin, free and open source ;-)You need t…
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n/a | Peter Todd | August 29, 2013, 12:00:23 AM |
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CoinJoin: Bitcoin privacy for the real world Development & Technical Discussion
jdillon: I think all your points are reasonable ones.I'd advise people doing wor…
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n/a | Peter Todd | August 28, 2013, 10:11:48 PM |
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Transactions with input & output count == 0?? Development & Technical Discussion
Have any actually ended up in the block chain?Never: you can search d21633ba23f7…
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n/a | Peter Todd | August 27, 2013, 11:36:20 AM |
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CoinJoin: Bitcoin privacy for the real world (someday!) Development & Technical Discussion
As far as I can tell, genjix's implementation is neither decentralized nor priva…
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n/a | Peter Todd | August 27, 2013, 06:29:51 AM |
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please restrict "changeback" amount Bitcoin Wallet for Android
QuoteP2P protocol changes to send multiple tx's in one packet are needed for chi…
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n/a | Peter Todd | August 23, 2013, 03:04:03 PM |
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please restrict "changeback" amount Bitcoin Wallet for Android
Yes, it needs to send a tx and all its unconfirmed dependencies actually. The wa…
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n/a | Peter Todd | August 23, 2013, 11:08:47 AM |
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CoinJoin: Bitcoin privacy for the real world (someday!) Development & Technical Discussion
I'll accept that, but the counter-proposals/additions to your initial proposal d…
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n/a | Peter Todd | August 23, 2013, 01:03:30 AM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
BTW your links to your transactions are broken...The refund should not take prio…
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n/a | Peter Todd | August 22, 2013, 01:09:43 PM |
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CoinJoin: Bitcoin privacy for the real world (someday!) Development & Technical Discussion
FWIW I'll try implementing a "coin dust" collector this weekend that just does m…
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n/a | Peter Todd | August 22, 2013, 12:59:15 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
So a summary of what is happening on testnet and what would happen on mainnet:1)…
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n/a | Peter Todd | August 22, 2013, 12:05:10 PM |
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CoinJoin: Bitcoin privacy for the real world (someday!) Development & Technical Discussion
FWIW I'll try implementing a "coin dust" collector this weekend that just does m…
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n/a | Peter Todd | August 22, 2013, 10:05:08 AM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
I suspect the issue is you're bypassing the standard logic that fails to relay t…
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n/a | Peter Todd | August 22, 2013, 10:17:14 AM |
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Decentralization idea: Encourage mining network distribution among pools Development & Technical Discussion
- Decreasing chances for small pools to create blocks and attract more mining po…
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n/a | Peter Todd | August 21, 2013, 12:13:01 PM |
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python-bitcoinlib: Comprehensive bitcoin library for python Development & Technical Discussion
Updated with several bug fixes, and some new modules (bloom filter).Note that I…
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n/a | Peter Todd | August 21, 2013, 08:11:33 AM |
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CoinCovenants using SCIP signatures, an amusingly bad idea. Development & Technical Discussion
- it-feels-good-to-pretend-to-be-regular covenant: Spending block is required to…
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n/a | Peter Todd | August 20, 2013, 05:23:09 PM |
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CoinCovenants using SCIP signatures, an amusingly bad idea. Development & Technical Discussion
- decaying-crypto covenant: Outputs are required to be of the following basic fo…
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n/a | Peter Todd | August 20, 2013, 03:59:31 PM |
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large portion of network rejecting transactions? Development & Technical Discussion
Transaction volume was very high earlier today - your transaction had a relative…
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n/a | Peter Todd | August 20, 2013, 02:05:37 PM |
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CoinCovenants using SCIP signatures, an amusingly bad idea. Development & Technical Discussion
Even if you want to ensure the deposit goes to a (fair) miner sacrifice? I'm th…
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n/a | Peter Todd | August 20, 2013, 01:56:49 PM |
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CoinCovenants using SCIP signatures, an amusingly bad idea. Development & Technical Discussion
Rick-roll bucks.
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n/a | Peter Todd | August 20, 2013, 08:46:34 AM |
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Are off-chain transactions necessary to keep Bitcoin unbroken? Development & Technical Discussion
Yet more evidence that Satoshi comes from the future and the 1MB hard limit migh…
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n/a | Peter Todd | August 19, 2013, 05:37:19 PM |
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Really Really ultimate blockchain compression: CoinWitness Development & Technical Discussion
Maybe the distinction between soft-fork and hard-fork is less important than I t…
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n/a | Peter Todd | August 19, 2013, 04:01:15 PM |
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USB block erupters are now useless. Mining speculation
It is all about supply and demand. The tough thing is you can be firm on $20 an…
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n/a | Peter Todd | August 19, 2013, 11:41:46 AM |
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Really Really ultimate blockchain compression: CoinWitness Development & Technical Discussion
The user who can create the Bitcoin transaction that redeems the coin back into…
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n/a | Peter Todd | August 19, 2013, 11:32:03 AM |
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Are off-chain transactions necessary to keep Bitcoin unbroken? Development & Technical Discussion
However today this is limited to a single entity. It only works if you and your…
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n/a | Peter Todd | August 19, 2013, 11:23:50 AM |
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Are off-chain transactions necessary to keep Bitcoin unbroken? Development & Technical Discussion
FWIW I gave a talk at the Bitcoin conference talking about how off-chain systems…
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n/a | Peter Todd | August 15, 2013, 11:51:34 PM |
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Namecheap now accepting Zero-Confirmation Bitcoin Transactions Bitcoin Discussion
What people truly don't understand about confirmations is this:Double-Spend is h…
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n/a | Peter Todd | August 14, 2013, 09:27:15 AM |
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Electrum 1.8.1 Stuck on Block 251526 Electrum
So, is this him? Anyone can write something with a header saying from "From: Sat…
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n/a | Peter Todd | August 12, 2013, 03:53:18 PM |
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Litecoin v0.8.3.7 audit report Altcoin Discussion
-----BEGIN PGP SIGNED MESSAGE-----Hash: SHA256wtogami> The bonus payment has bee…
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n/a | Peter Todd | August 08, 2013, 04:37:52 AM |
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Litecoin v0.8.3.7 audit report Altcoin Discussion
-----BEGIN PGP SIGNED MESSAGE-----Hash: SHA256Litecoin Bonus Statement==========…
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n/a | Peter Todd | August 08, 2013, 03:55:01 AM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
I am agnostic to the hashing algorithm used, so I can easily switch. The only r…
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n/a | Peter Todd | August 07, 2013, 04:23:46 PM |
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Litecoin v0.8.3.7 audit report Altcoin Discussion
-----BEGIN PGP SIGNED MESSAGE-----Hash: SHA256Litecoin bug bounty statement=====…
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n/a | Peter Todd | August 07, 2013, 03:32:03 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
FWIW if you happen to be in Toronto tonight I'm giving a talk about one-time-pas…
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n/a | Peter Todd | August 07, 2013, 03:23:06 PM |
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Litecoin v0.8.3.7 audit report Altcoin Discussion
https://s3.amazonaws.com/peter.todd/litecoin-v0.8.3.7-audit-report.tar.bz2 or ht…
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n/a | Peter Todd | July 31, 2013, 05:20:39 PM |
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Hash Phrase - Human Readable Hash Function Development & Technical Discussion
Are you familiar with RFC2289?It already defines a well thought out, and standar…
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n/a | Peter Todd | July 30, 2013, 08:35:57 PM |
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Cancelling unconfirmed transactions Development & Technical Discussion
Bloody client program holds my funds neither bouncing them back nor pushing to t…
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n/a | Peter Todd | July 30, 2013, 11:59:00 AM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
Thanks for the quick reply.I was digging through the bitcoinJ code and had it mo…
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n/a | Peter Todd | July 28, 2013, 09:59:24 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
P2SH is implemented as a special case in the VerifyScript() routine:// Additiona…
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n/a | Peter Todd | July 28, 2013, 09:04:59 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
Mike: good point about the escrow version of the oracle being able to change out…
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n/a | Peter Todd | July 26, 2013, 02:01:24 PM |
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Best way to extract addresses from sigScript and PkScript? Development & Technical Discussion
Hi everyone,Is there a best practice method of extracting addresses from the sig…
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n/a | Peter Todd | July 26, 2013, 02:06:20 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
Indeed... "If dies, I will make public n such that H(n)==0x4a5e1e4baab89f3a3251…
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n/a | Peter Todd | July 26, 2013, 02:02:58 AM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
retep - Thanks for the post. I'll need some time to digest to see how to modify…
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n/a | Peter Todd | July 25, 2013, 11:17:54 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
I need to look at this closer but I had a similar thought when looking at this,…
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n/a | Peter Todd | July 25, 2013, 05:23:14 PM |
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Implementing Oracle Contracts - Feedback Requested Development & Technical Discussion
Regarding oracles there is a much simpler way to implement them that doesn't eve…
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n/a | Peter Todd | July 25, 2013, 04:14:19 PM |
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Proposing Nanocompensated Servers and a New Paradigm of Social Networking Project Development
It's possible to create probabilistic payments in Bitcoin. The big picture idea…
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n/a | Peter Todd | July 25, 2013, 03:24:59 PM |
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84.27Bitcoins, 24 hours unconfirmed! need help. Development & Technical Discussion
Part of the OP's transaction has an unconfirmed output as an input.An easier fix…
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n/a | Peter Todd | July 25, 2013, 03:09:46 PM |
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84.27Bitcoins, 24 hours unconfirmed! need help. Development & Technical Discussion
For now you just have to wait until the SD transaction is mined.There is a chang…
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n/a | Peter Todd | July 25, 2013, 12:52:07 PM |
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What is up with this SIGHASH_SINGLE and nOut out of range? Development & Technical Discussion
Oh, no!Thanks for the advise to make my life easy, but switching the validation…
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n/a | Peter Todd | July 24, 2013, 02:25:37 PM |
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What is up with this SIGHASH_SINGLE and nOut out of range? Development & Technical Discussion
BTW, it would be nice to a have a test tx that triggers this code:Code:// In cas…
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n/a | Peter Todd | July 24, 2013, 12:53:27 PM |
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What is up with this SIGHASH_SINGLE and nOut out of range? Development & Technical Discussion
Just as a general comment, to anyone reading this: please always, whenever you d…
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n/a | Peter Todd | July 23, 2013, 04:24:55 PM |
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bitcoind: Your decentralized block explorer (HTTP REST API) Development & Technical Discussion
Are there plans for a call that returns a tx's merkle branch?No particular use c…
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n/a | Peter Todd | July 23, 2013, 01:38:53 PM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
I am not a software engineer. I can't even read C++ code. But IMHO OP_CHECKSIG i…
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n/a | Peter Todd | July 23, 2013, 05:23:56 AM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
Yeah, nothing wrong with re-implementations if you hide them behind a trusted bi…
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n/a | Peter Todd | July 22, 2013, 02:14:14 PM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
Anyway, for those who really do think that Bitcoin is avioncs, I have a good quo…
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n/a | Peter Todd | July 22, 2013, 02:06:35 PM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
I'd like to have a developer FAQ on the website at some point, and a warning abo…
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n/a | Peter Todd | July 22, 2013, 01:50:34 PM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
Anyway, Bitcoin is neither avionics nor medical. Bitcoin is finacial application…
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n/a | Peter Todd | July 22, 2013, 12:22:14 PM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
webbtc.com runs on bitcoin-ruby, a re-implementation of Bitcoin, and as we keep…
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n/a | Peter Todd | July 22, 2013, 10:51:02 AM |
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A cautionary note: I just forked webbtc.com/bitcoin-ruby via two different ways Development & Technical Discussion
I don't want to be a douche, but those words shouldn't be used too lightly. As a…
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n/a | Peter Todd | July 22, 2013, 11:40:39 AM |
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Attack against some P2P coin mixing schemes Development & Technical Discussion
I really should get around to writing some separator related unittests; we don't…
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n/a | Peter Todd | July 22, 2013, 10:19:27 AM |
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