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Python code for validating bitcoin address Development & Technical Discussion
Has anyone written a test-suite for key generation-validation?I mean, a text/jso…
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n/a | jgarzik | November 27, 2012, 03:00:11 PM |
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Mega Miners? What's stopping them? Beginners & Help
Bitcoin is not tied to any specific country, and as such not restricted by any l…
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n/a | jgarzik | November 27, 2012, 04:34:33 AM |
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Predictability of the block generation time Development & Technical Discussion
and hashMerkleRoot are simply valid, or not. The miner has no choice in their…
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n/a | jgarzik | November 27, 2012, 04:32:50 AM |
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Predictability of the block generation time Development & Technical Discussion
Yes, miners can control every field in the block. Your game would be especially…
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n/a | jgarzik | November 26, 2012, 06:59:11 PM |
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Predictability of the block generation time Development & Technical Discussion
This would allow miners to cheat by choosing a timestamp.Fact check: miners can…
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n/a | jgarzik | November 26, 2012, 04:26:25 PM |
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2012-11-26 New Scientist - Virtual economy looms as digital cash grows up Press
Indeed. The email registration is free, just to read that article. And it send…
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n/a | jgarzik | November 26, 2012, 04:08:28 PM |
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Salient block countdown timer Bitcoin Discussion
Someone also put up http://bitcoinclock.com/
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n/a | jgarzik | November 26, 2012, 03:55:39 PM |
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Date for 25 BTC per Block Development & Technical Discussion
I think there is a minor flaw in the design of the bitcoin; in calculation diffe…
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n/a | jgarzik | November 26, 2012, 03:49:39 PM |
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Bitcoin Block Chain Download Beginners & Help
Is there any other site that hosts (regularly updated) blockchain files? I tried…
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n/a | jgarzik | November 26, 2012, 02:55:48 PM |
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Network Redundancy Mining
I was thinking about the ways of reducing the cost of running a full node. The o…
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n/a | jgarzik | November 26, 2012, 02:53:53 PM |
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X-ISO4217-A3 (revised draft) Published Project Development
Thanks for keeping us in the loop. Good stuff.
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n/a | jgarzik | November 25, 2012, 12:42:11 AM |
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Network Redundancy Mining
The peer-to-peer network is more vulnerable to low level network attack, than th…
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n/a | jgarzik | November 25, 2012, 12:39:02 AM |
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[PULL] private key and wallet export/import Development & Technical Discussion
Hi!Does this patch also exist for the current 0.7.1 version?See https://github.c…
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n/a | jgarzik | November 22, 2012, 04:42:45 PM |
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[bitconf] State of the Coin 2012 Bitcoin Discussion
Trying to figure out how this number makes sense..2012: 60,896 trillion BTC sent…
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n/a | jgarzik | November 22, 2012, 04:41:04 PM |
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ANN: Announcing code availability of the bitsofproof supernode Development & Technical Discussion
Here is one list: https://en.bitcoin.it/wiki/Protocol_rules
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n/a | jgarzik | November 21, 2012, 03:13:57 PM |
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Ultraprune merged in mainline Development & Technical Discussion
Pieter,I am trying to make my blockparser utility work with your changes ...In p…
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n/a | jgarzik | November 20, 2012, 06:14:10 PM |
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Ultraprune merged in mainline Development & Technical Discussion
Pieter,I am trying to make my blockparser utility work with your changes ...In p…
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n/a | jgarzik | November 20, 2012, 03:22:18 PM |
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SSD - Downloading full blockchain on v0.7.1 Development & Technical Discussion
Until version 0.8 arrives (very fast!), you may use the Bitcoin blockchain torre…
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n/a | jgarzik | November 19, 2012, 10:32:50 PM |
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Hardware wallet wire protocol Development & Technical Discussion
The clock might be wrong... but it's not gonna days or weeks wrong.That's wrong…
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n/a | jgarzik | November 19, 2012, 08:51:40 PM |
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Hardware wallet wire protocol Development & Technical Discussion
I've been battling this concept in Armory with its deterministic wallets, for a…
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n/a | jgarzik | November 19, 2012, 07:27:30 PM |
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Hardware wallet wire protocol Development & Technical Discussion
Birthday is of continuing relevance to: new users, new wallets.
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n/a | jgarzik | November 19, 2012, 03:54:11 PM |
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Hardware wallet wire protocol Development & Technical Discussion
Can you elaborate?It has significant advantage as your wallet has been created r…
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n/a | jgarzik | November 19, 2012, 02:15:48 PM |
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Hardware wallet wire protocol Development & Technical Discussion
Generally speaking, yes, you should store the key birthday (or seed birthday) so…
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n/a | jgarzik | November 19, 2012, 01:38:05 PM |
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Hardware wallet wire protocol Development & Technical Discussion
Anyhow, is it possible to know the birthdate of a wallet ? By this I mean the da…
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n/a | jgarzik | November 19, 2012, 11:47:05 AM |
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Satoshi Client Operation: Overview Development & Technical Discussion
I wonder how much time will I need to study the Satoshi's client.. A lot! But…
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n/a | jgarzik | November 18, 2012, 12:54:58 PM |
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ANN: Announcing code availability of the bitsofproof supernode Development & Technical Discussion
Have you tested block chain reorg? i.e. where a previous-best chain is overtake…
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n/a | jgarzik | November 18, 2012, 12:53:44 PM |
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Did the JSON-RPC commands change? Bitcoin Technical Support
Just curious - did the JSON commands change between version 0.3 and 0.7? I trie…
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n/a | jgarzik | November 17, 2012, 08:38:02 PM |
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Icbit.se, the bucket shop. Service Discussion
As for Mircea Popescu's accusations, they are largely baseless.[...]So it's just…
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n/a | jgarzik | November 16, 2012, 07:36:11 PM |
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Meanwhile on MY car.... Bitcoin Discussion
P.S. While not bitcoin-related, for the Unix geeks in the audience, here are my…
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n/a | jgarzik | November 16, 2012, 01:37:45 PM |
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Meanwhile on MY car.... Bitcoin Discussion
My plates have the first bits for one of my addresses. Ok, that was a lie. They…
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n/a | jgarzik | November 16, 2012, 01:36:49 PM |
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Hardware wallet wire protocol Development & Technical Discussion
Good stuff. Keep up the good work!I think there are USB simulators to be found,…
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n/a | jgarzik | November 16, 2012, 01:20:11 PM |
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Meanwhile on MY car.... Bitcoin Discussion
Here in Raleigh, North Carolina, I saw someone in a car in front of me with "BIT…
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n/a | jgarzik | November 16, 2012, 01:18:05 PM |
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WordPress.com accepts Bitcoins Bitcoin Discussion
Amazon is heavily entrenched in and dependent on the traditional financial syste…
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n/a | jgarzik | November 16, 2012, 12:57:11 AM |
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[ANN] cbitcoin 2.0 - The Route to Bitcoin's Future Project Development
How about instead of ad hominem attacks you actually read through his 9000 lines…
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n/a | jgarzik | November 15, 2012, 08:59:40 PM |
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are full nodes without port forwarding useful? Development & Technical Discussion
The service they provide by bouncing transactions for free between listening nod…
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n/a | jgarzik | November 15, 2012, 09:01:43 PM |
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[ANN] cbitcoin 2.0 - The Route to Bitcoin's Future Project Development
Yes and ShadowOfHarbringer was most likely speaking of the 120 confirmation requ…
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n/a | jgarzik | November 15, 2012, 10:49:47 AM |
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are full nodes without port forwarding useful? Development & Technical Discussion
If a full node is behind a firewall (that you have no control over) and thus can…
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n/a | jgarzik | November 15, 2012, 12:33:59 AM |
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[ANN] cbitcoin 2.0 - The Route to Bitcoin's Future Project Development
EDIT:By "fresh" coins i mean just received coins but having 6-7 confirmations. O…
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n/a | jgarzik | November 14, 2012, 07:49:52 PM |
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[ANN] BitcoinStore.com (Beta) - Electronics super store with over 500K items! Service Announcements |
n/a | jgarzik | November 14, 2012, 01:30:52 PM |
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Torrent of the latest blockchain checkpoint Bitcoin Discussion
There is already a blockchain torrent. See this: https://bitcointalk.org/index…
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n/a | jgarzik | November 13, 2012, 03:53:52 PM |
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[ANN] cbitcoin 2.0 - The Route to Bitcoin's Future Project Development
This is not a client, it is a library. And I'm replacing the GPLv3 with either a…
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n/a | jgarzik | November 09, 2012, 03:32:54 PM |
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Multisig implementation / proof of private key ownership question Development & Technical Discussion
Isn't the only standard multi-sig implementation the P2SH one?Multi-sig and P2SH…
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n/a | jgarzik | November 09, 2012, 03:29:57 PM |
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[ANN] cbitcoin 2.0 - The Route to Bitcoin's Future Project Development
If this was just another client, great! We like alt implementations. The more…
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n/a | jgarzik | November 09, 2012, 03:04:02 PM |
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Help wanted: Mac developer with OSX 10.5 Development & Technical Discussion
Do you think it is feasible for me to maintain a separate powerpc fork. As I und…
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n/a | jgarzik | November 09, 2012, 02:53:04 PM |
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Help wanted: Mac developer with OSX 10.5 Development & Technical Discussion
do you think you could also make a powerpc port using the same method?The refere…
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n/a | jgarzik | November 08, 2012, 03:27:21 PM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
Additionally, it should be noted that sipa has created a pull request which shou…
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n/a | jgarzik | November 05, 2012, 01:27:06 PM |
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Ultimate blockchain compression w/ trust-free lite nodes Development & Technical Discussion
I have a temporary solution. Currently the satoshi client has hard code of histo…
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n/a | jgarzik | November 05, 2012, 01:25:03 PM |
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ANN: Announcing code availability of the bitsofproof supernode Development & Technical Discussion
caveden, there have been several other full reimplementations. BitcoinJS is one,…
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n/a | jgarzik | November 02, 2012, 11:28:22 AM |
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2012-10-29 European Central Bank - Virtual Currency Schemes Press
I think the last page of the case study into Bitcoin is quite negative and prett…
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n/a | jgarzik | October 30, 2012, 06:27:08 PM |
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[BOUNTY] sha256 shader for Linux OSS video drivers (195 BTC pledged) CPU/GPU Bitcoin mining hardware
bounty still "alive"?Yes. I'll personally keep it alive, matching the $subject…
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n/a | jgarzik | October 30, 2012, 11:34:25 AM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
I stopped seeding. There were no leechers for few days now, problem discovered i…
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n/a | jgarzik | October 26, 2012, 03:50:09 PM |
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colored bitcoin tech discussion Development & Technical Discussion
Only the issuer needs to have any block chain bulk, so the Asset Issuer ID, the…
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n/a | jgarzik | October 26, 2012, 03:46:38 PM |
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We need to split up the Satoshi client Development & Technical Discussion
Pull requests welcome at https://github.com/bitcoin/bitcoin/
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n/a | jgarzik | October 24, 2012, 03:02:58 PM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
This 2GB bootstrap.dat import problem should be present on all 32-bit systems, a…
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n/a | jgarzik | October 24, 2012, 08:41:10 AM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
At least one C API uses a 32-bit signed integer ("long") on 32-bit platforms, fo…
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n/a | jgarzik | October 23, 2012, 02:34:00 PM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
Is this on FAT32 or NTFS also?
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n/a | jgarzik | October 23, 2012, 12:49:58 PM |
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Decentralized BTC Stock Market [Goodbye GLBSE] Project Development
How could you prevent double spend attack with cross-chain trading?In general, s…
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n/a | jgarzik | October 22, 2012, 03:32:15 PM |
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Decentralized BTC Stock Market [Goodbye GLBSE] Project Development
Atomic coin swapping can be implemented with today-enabled features and it is in…
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n/a | jgarzik | October 22, 2012, 01:50:14 PM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
Azureus/VuzeLet it sit for a while to gather nodes via DHT. Since it's trackerle…
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n/a | jgarzik | October 21, 2012, 03:36:56 PM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
Ooh. Even though I don't use the client, I'm getting this to seed indefinitely (…
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n/a | jgarzik | October 21, 2012, 01:50:37 AM |
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Ultraprune merged in mainline Development & Technical Discussion
So is BDB still used at all? (e.g, for peers.dat and wallet.dat? ) Or will that…
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n/a | jgarzik | October 21, 2012, 01:47:03 AM |
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Ultraprune merged in mainline Development & Technical Discussion
I've just merged my "ultraprune" branch into mainline (including Mike's LevelDB…
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n/a | jgarzik | October 20, 2012, 09:35:13 PM |
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Decentralized mining protocol standard: getblocktemplate (ASIC ready!) Mining software (miners)
Sigh. In that case, with p2pool being 400 GH of a 20TH network, then GBT is only…
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n/a | jgarzik | October 20, 2012, 06:37:57 PM |
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78 percent of Bitcoin currency stashed under digital mattress, study finds Bitcoin Discussion
This thread duplicates this thread (discussion of paper) and this thread (discus…
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n/a | jgarzik | October 20, 2012, 01:28:58 PM |
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Decentralized mining protocol standard: getblocktemplate (ASIC ready!) Mining software (miners)
1) In general, everybody should be running a full node, just to support the netw…
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n/a | jgarzik | October 20, 2012, 12:23:33 PM |
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Decentralized mining protocol standard: getblocktemplate Mining software (miners)
So what are you anticipating the pools vs miners will be doing with transactions…
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n/a | jgarzik | October 20, 2012, 12:08:54 AM |
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Decentralized mining protocol standard: getblocktemplate Mining software (miners)
The problem with not receiving the transactions is that the miner program must h…
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n/a | jgarzik | October 19, 2012, 08:18:31 PM |
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Decentralized mining protocol standard: getblocktemplate Mining software (miners)
What a mess. With payloads increasing linearly with transaction count in GBT tha…
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n/a | jgarzik | October 19, 2012, 07:17:16 PM |
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Bitcoin-Qt/bitcoind version 0.7.1 released Bitcoin Discussion
For people bringing up new 0.7.1 nodes, here is an unofficial torrent of bootstr…
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n/a | jgarzik | October 19, 2012, 10:45:48 AM |
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FinCEN says you must be MSB if you sell bitcoins for $ Trading Discussion
I was looking at starting up a site that would sell bitcoins through credit card…
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n/a | jgarzik | October 18, 2012, 02:14:36 PM |
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FinCEN says you must be MSB if you sell bitcoins for $ Trading Discussion
Are there different classes of MBS, all with their own additional requirements? …
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n/a | jgarzik | October 18, 2012, 02:54:31 PM |
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FinCEN says you must be MSB if you sell bitcoins for $ Trading Discussion
Heh, and thats the easy part!You also need to do the following, just off the top…
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n/a | jgarzik | October 18, 2012, 02:51:12 PM |
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Adi Shamir's paper on bitcoin Bitcoin Discussion
Been following this paper and the press resulting from it with interest...And ye…
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n/a | jgarzik | October 18, 2012, 02:09:38 PM |
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[BETA] Bitcoin blockchain torrent Bitcoin Discussion
QuoteSadly you do need to be a bit of a programmer to generate a bootstrap.dat f…
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n/a | jgarzik | October 18, 2012, 10:03:22 AM |
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Adi Shamir's paper on bitcoin Bitcoin Discussion
As pointed out by Davout, the paper assumes shared wallets like mt gox are ONE o…
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n/a | jgarzik | October 18, 2012, 02:38:58 AM |
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Adi Shamir's paper on bitcoin Bitcoin Discussion
But I wonder how they managed to determine the exact number of unique address ow…
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n/a | jgarzik | October 17, 2012, 03:43:25 PM |
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Adi Shamir's paper on bitcoin Bitcoin Discussion
But I wonder how they managed to determine the exact number of unique address ow…
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n/a | jgarzik | October 17, 2012, 10:59:56 AM |
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NEW articles in Press Forum Press
2012-10-17 78 percent of Bitcoin currency stashed under digital mattress, study…
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n/a | jgarzik | October 17, 2012, 10:12:32 AM |
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2012-10-17 78 percent of Bitcoin currency stashed under digital mattress, study Press
This Ars article is simply covering the Ron/Shamir paper.Here is the forum discu…
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n/a | jgarzik | October 17, 2012, 10:12:05 AM |
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2012-10-17 78 percent of Bitcoin currency stashed under digital mattress, study Press
URL: http://arstechnica.com/tech-policy/2012/10/78-percent-of-bitcoin-currency-s…
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n/a | jgarzik | October 17, 2012, 10:11:14 AM |
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Adi Shamir's paper on bitcoin Bitcoin Discussion
At least one of this paper's fundamental assumptions is flawed.Posted this gist…
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n/a | jgarzik | October 17, 2012, 08:46:48 AM |
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Bitcoin Options Contracts - Gauging Interest Securities
I don't know. Both look really sketch and shady. And I assume the options contra…
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n/a | jgarzik | October 17, 2012, 08:06:36 AM |
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colored bitcoins/distributed exchanges proof-of-concept Project Development
All messages should be signed by the private key of associated bitcoin addresses…
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n/a | jgarzik | October 17, 2012, 08:03:06 AM |
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colored bitcoins/distributed exchanges proof-of-concept Project Development
I am not sure if this has been mentioned by someone else. To make the decentrali…
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n/a | jgarzik | October 17, 2012, 08:00:22 AM |
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Bitcoin Options Contracts - Gauging Interest Securities
I don't know. Both look really sketch and shady. And I assume the options contra…
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n/a | jgarzik | October 16, 2012, 09:42:41 PM |
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Decentralized BTC Stock Market [Goodbye GLBSE] Project Development
Bitcoin gives mankind an alternative to government fiat currency, which is a maj…
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n/a | jgarzik | October 16, 2012, 06:43:45 PM |
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Decentralized BTC Stock Market [Goodbye GLBSE] Project Development
Cascascius speaks the truth. Companies who have a physical prescence are still l…
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n/a | jgarzik | October 16, 2012, 06:05:11 PM |
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Bitcoin Options Contracts - Gauging Interest Securities
ICBit also supports futures.
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n/a | jgarzik | October 16, 2012, 02:55:16 PM |
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stock exchange based on colored coins Project Development
QuoteSatoshi spent a long time designing the economic incentives surrounding bit…
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n/a | jgarzik | October 16, 2012, 10:33:32 AM |
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Bitcoin Options Contracts - Gauging Interest Securities
Options contracts have long been discussed, and a few sites do offer them.It wou…
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n/a | jgarzik | October 16, 2012, 12:01:37 PM |
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stock exchange based on colored coins Project Development
Miners cannot mine without users using their bitcoins.Do you mean after the end…
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n/a | jgarzik | October 16, 2012, 11:55:46 AM |
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stock exchange based on colored coins Project Development
Approaches 1 and 2 are problematic because issuer can suddenly release a large q…
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n/a | jgarzik | October 16, 2012, 12:41:14 AM |
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Decentralized BTC Stock Market [Goodbye GLBSE] Project Development
I still think we are just scratching the surface of the problem. Coloured coins…
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n/a | jgarzik | October 15, 2012, 11:55:41 PM |
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SourceForge mirror hacked. Bitcoin could be next target. Bitcoin Discussion
Why not use torrent/magnet link - or am i missing some vulnerability there?A tru…
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n/a | jgarzik | October 15, 2012, 06:22:05 PM |
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Blockchain security tracking/colored coins/smart contracts - short python script Project Development
It'd be good if the coloured coins could be held in one blockchain.info wallet a…
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n/a | jgarzik | October 15, 2012, 10:57:30 AM |
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colored bitcoins/distributed exchanges proof-of-concept Project Development
Also, what's the problem with bots?Bots play all sorts of games with flashing va…
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n/a | jgarzik | October 15, 2012, 10:54:55 AM |
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Blockchain security tracking/colored coins/smart contracts - short python script Project Development
PS. Thank you for using 'sendmany' It helps keep blockchain bloat to a minimum.
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n/a | jgarzik | October 15, 2012, 09:04:44 AM |
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Decentralized BTC Stock Market [Goodbye GLBSE] Project Development
Something like “whoever makes a block with this transaction will be a judge” doe…
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n/a | jgarzik | October 15, 2012, 09:01:53 AM |
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[ANN] Bitcoin Foundation Bitcoin Discussion
Anyone feeling they can help one way or another can get in touch with BF and sta…
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n/a | jgarzik | October 15, 2012, 12:45:10 AM |
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[ANN] Bitcoin Foundation Bitcoin Discussion
Should all contributors to the software be paid employees or just the lead? What…
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n/a | jgarzik | October 14, 2012, 07:07:18 PM |
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