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Segwit details? SEGWIT WASTES PRECIOUS BLOCKCHAIN SPACE PERMANENTLY Development & Technical Discussion
it is a hardfork pretending to be a softfork that increases tx capacity without…
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n/a | TierNolan | March 16, 2016, 04:58:36 AM |
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LevelDB reliability? Development & Technical Discussion
OK, so what is the DB used for? Will everything still work without the DB?All bl…
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n/a | TierNolan | March 12, 2016, 12:40:29 PM |
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Using compact indexes instead of hashes as identifiers. Development & Technical Discussion
but yes, use hashes for non-permanent data, index for permanentI thought of a po…
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n/a | TierNolan | March 11, 2016, 05:18:12 AM |
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Using compact indexes instead of hashes as identifiers. Development & Technical Discussion
canonical encoding means a numbering system for each block, tx, vin, vout so tha…
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n/a | TierNolan | March 10, 2016, 08:05:46 PM |
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Using compact indexes instead of hashes as identifiers. Development & Technical Discussion
I think we have to admit that a large part of the BTC blockchain has been deanon…
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n/a | TierNolan | March 10, 2016, 02:58:55 PM |
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SIGHASH precedence for multisig? Development & Technical Discussion
But actually, the sig not validating still doesnt mean the vin is always invalid…
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n/a | TierNolan | March 02, 2016, 06:13:11 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
There are some egregious distinctions.Attacker identifies his own UXTO which the…
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n/a | TierNolan | March 02, 2016, 05:45:39 PM |
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SIGHASH precedence for multisig? Development & Technical Discussion
OK, so I am not crazy thinking this is a possible case of undefined behaviorWell…
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n/a | TierNolan | March 02, 2016, 05:42:01 PM |
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SIGHASH precedence for multisig? Development & Technical Discussion
So unlike RBF enabled in one vin propagates to the entire tx, the signatures are…
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n/a | TierNolan | March 02, 2016, 03:14:16 PM |
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SIGHASH precedence for multisig? Development & Technical Discussion
My question is AFTER it is validated, what does it mean?Signatures are pass/fail…
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n/a | TierNolan | March 02, 2016, 11:53:56 AM |
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SIGHASH precedence for multisig? Development & Technical Discussion
I can verify it is a valid signature, but what happens if there is SIGHASH_ALL f…
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n/a | TierNolan | March 02, 2016, 10:56:22 AM |
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SIGHASH precedence for multisig? Development & Technical Discussion
But for a multisig output that is being signed by multiple signers and where the…
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n/a | TierNolan | March 02, 2016, 09:54:57 AM |
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Bitcoin's Weakest Link Development & Technical Discussion
There was some talk on the dev list that RIPEMD-160 used in P2SH could be a weak…
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n/a | TierNolan | February 29, 2016, 06:17:16 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
This problem isn't really specific to currency trades. An attacker could buy lo…
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n/a | TierNolan | February 29, 2016, 05:38:16 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
There are no solutions like that. The only solution is don't use cut & choose ex…
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n/a | TierNolan | February 27, 2016, 10:38:12 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
Gmaxwell just released a system for committing to an information exchange.https:…
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n/a | TierNolan | February 26, 2016, 06:41:34 PM |
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Blocksonly mode BW savings, the limits of efficient block xfer, and better relay Development & Technical Discussion
since every peer has to receive every transactions eventually, it seems that Tra…
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n/a | TierNolan | February 26, 2016, 03:27:04 PM |
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Blocksonly mode BW savings, the limits of efficient block xfer, and better relay Development & Technical Discussion
Having a look at the code, the effects of the flag are as follows: Version messa…
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n/a | TierNolan | February 26, 2016, 11:47:10 AM |
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Blocksonly mode BW savings, the limits of efficient block xfer, and better relay Development & Technical Discussion
Do you care to share the raw data? I would like to independently verify your cla…
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n/a | TierNolan | February 26, 2016, 06:42:24 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
I don't want to repeat myself. You will destroy the security of the coin by enab…
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n/a | TierNolan | February 26, 2016, 05:50:50 AM |
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Bitcoin Core 0.12 full initial sync: results and analysis Development & Technical Discussion
It doesnt take too long to process that far, but it starts really slowing down a…
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n/a | TierNolan | February 25, 2016, 05:01:35 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
This protocol changes the deposit script so that Bob can reclaim the deposit at…
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n/a | TierNolan | February 24, 2016, 04:31:33 AM |
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Time Lock feature? Development & Technical Discussion
I'd be quite tempted to store the transaction written on paper along with the US…
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n/a | TierNolan | February 23, 2016, 09:23:40 AM |
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Time Lock feature? Development & Technical Discussion
Is this now possible with OP_CHECKLOCKTIMEVERIFY?It was always possible, but yea…
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n/a | TierNolan | February 23, 2016, 06:51:04 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
As the implementation is filling out, I found another minor attack vector, the s…
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n/a | TierNolan | February 21, 2016, 03:24:40 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
I told you I don't understand Bitcoin op codes, therefor I don't understand your…
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n/a | TierNolan | February 21, 2016, 03:23:11 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
Just because the counter party proves he knows the hash of his private key doesn…
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n/a | TierNolan | February 21, 2016, 01:11:48 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
I don't understand the mechanism. Please explain how the protocol accomplishes t…
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n/a | TierNolan | February 21, 2016, 01:04:29 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
You have not explained to me what cut and choose solves, how it solves it, etc..…
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n/a | TierNolan | February 20, 2016, 01:53:06 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
Separately, for all failed trades, the keypairs commitments are verified and any…
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n/a | TierNolan | February 20, 2016, 08:58:35 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
Remember the party that goes first in your protocol locks up his funds (e.g. UXT…
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n/a | TierNolan | February 20, 2016, 08:19:52 AM |
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Consensus supported sequence numbers Development & Technical Discussion
See even the see even the title of BIP68: "Relative lock-time using consensus-en…
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n/a | TierNolan | February 19, 2016, 08:16:12 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
It seems much much worse. RBF is enabled if any input has any value other than -…
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n/a | TierNolan | February 19, 2016, 05:36:47 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
RBF is opted into if sequenceid is used?Doesnt that mean using CLTV or CSV or mi…
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n/a | TierNolan | February 19, 2016, 03:49:33 PM |
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Pruning and automatic checkpointing Development & Technical Discussion
Also, my design doesnt require reindexing as all the data is directly put into t…
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n/a | TierNolan | February 19, 2016, 03:46:19 PM |
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Pruning and automatic checkpointing Development & Technical Discussion
One of the disadvantages with pruning is that you have re-download everything fo…
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n/a | TierNolan | February 19, 2016, 02:50:34 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
These are the same 1000 key pairs used for the cut and choose right?Yes. Both p…
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n/a | TierNolan | February 19, 2016, 12:52:12 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
Afaics, that seems to avoid the jamming issue.I wonder if this would be a reason…
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n/a | TierNolan | February 19, 2016, 11:29:49 AM |
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Consensus supported sequence numbers Development & Technical Discussion
I want to make sure my current usage is safe. What I do is set sequenceid to 0xf…
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n/a | TierNolan | February 18, 2016, 05:07:56 PM |
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Consensus supported sequence numbers Development & Technical Discussion
So sequence numbers are really just a binary flag? 0xffffffff means locktime is…
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n/a | TierNolan | February 18, 2016, 02:16:07 PM |
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Consensus supported sequence numbers Development & Technical Discussion
This does not sound good...How can micropayment channels be reliable if sequence…
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n/a | TierNolan | February 18, 2016, 01:15:25 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
What I suggested to jl777 in a PM, is that he make it (the coin age, a.k.a. "Coi…
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n/a | TierNolan | February 18, 2016, 09:39:37 AM |
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Consensus supported sequence numbers Development & Technical Discussion
Sequence numbers are currently not enforceable by Bitcoin. If two transactions…
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n/a | TierNolan | February 17, 2016, 12:28:01 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
What do you think about anonymint's idea of having a user settable coin age requ…
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n/a | TierNolan | February 16, 2016, 06:47:10 PM |
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Atomic swaps using cut and choose Development & Technical Discussion
Here are the scripts I am using:both fees are standard payments: OP_DUP OP_HASH1…
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n/a | TierNolan | February 15, 2016, 09:46:12 AM |
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Pasting untrusted blocks/ and chainstate/ to new pruned node safe? Development & Technical Discussion
Presumably for those blocks prior to the last checkpoint it is verifying that th…
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n/a | TierNolan | February 15, 2016, 07:20:15 AM |
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Atomic swaps using cut and choose Development & Technical Discussion
Also, before an exchange is ready to be put into the state machine, a lot of one…
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n/a | TierNolan | February 14, 2016, 06:51:02 PM |
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Pasting untrusted blocks/ and chainstate/ to new pruned node safe? Development & Technical Discussion
The "checkpoints" don't come into this at all?The original question was just cop…
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n/a | TierNolan | February 14, 2016, 03:25:09 PM |
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Pasting untrusted blocks/ and chainstate/ to new pruned node safe? Development & Technical Discussion
Using a bootstrap file with the blockchain is safe. Pruning nodes process the e…
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n/a | TierNolan | February 14, 2016, 01:28:19 PM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
I haven't gone through it step by step but that is a good way to do it.At any ti…
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n/a | TierNolan | February 14, 2016, 08:33:58 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
When using a deposit for channel establishment, it is possible to reclaim the de…
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n/a | TierNolan | February 12, 2016, 11:51:37 AM |
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Bitcoin 0.12 release Development & Technical Discussion
Not sure. That is just what I understood from the release notes and the bip. I s…
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n/a | TierNolan | February 12, 2016, 10:25:41 AM |
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Bitcoin 0.12 release Development & Technical Discussion
No, only 0.12+ because the sendHeaders message does not exist prior to 0.12.It s…
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n/a | TierNolan | February 12, 2016, 10:04:34 AM |
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Pruning questions Development & Technical Discussion
Thanks for that explanation. Does this mean that I have to download the entire b…
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n/a | TierNolan | February 12, 2016, 09:29:33 AM |
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Pruning questions Development & Technical Discussion
I assume that in order to prune, core needs to start with the full blockchain. H…
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n/a | TierNolan | February 12, 2016, 08:55:46 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
I created a BIP that would remove the need for cut-and-choose.
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n/a | TierNolan | February 11, 2016, 03:06:09 PM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
This is a way to simulate a Lightning network on a Rank 2 altcoin. The outputs…
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n/a | TierNolan | February 10, 2016, 03:06:05 PM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
I think it would be possible to have the payment channels do instant payments, b…
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n/a | TierNolan | February 10, 2016, 02:06:05 PM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
Lightning nodes effectively say "If you can find x such that Hash(x) = h within…
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n/a | TierNolan | February 10, 2016, 11:11:08 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
Assuming I do launch something it will only be supporting the Rank 1 coins (i.e.…
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n/a | TierNolan | February 10, 2016, 09:31:29 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
Assuming I do launch something it will only be supporting the Rank 1 coins (i.e.…
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n/a | TierNolan | February 10, 2016, 08:11:38 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
There is an attack on the cut-and-choose.An attacker could keep starting trades…
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n/a | TierNolan | February 10, 2016, 07:20:16 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
A problem with the deployment of CLTV on Bitcoin is that many altcoins don't sup…
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n/a | TierNolan | February 09, 2016, 12:14:20 PM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
Unfortunately the ACCT/CLTV Bitcoin tx is not something that Bitcoin (or Litecoi…
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n/a | TierNolan | February 02, 2016, 10:36:29 AM |
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ACCT using CLTV - More Effective than a sleeping pill! Development & Technical Discussion
Why is there a need for copy/pasting?You could require that both people have the…
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n/a | TierNolan | February 02, 2016, 07:24:23 AM |
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Proposal for solving blockchain size issue. Managing a 500GB blockchain Development & Technical Discussion
There are different node requirements for different types of users.Validating No…
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n/a | TierNolan | February 02, 2016, 06:56:38 AM |
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Interleaved Mining - Increase decentralization of full nodes and mining Development & Technical Discussion
But how would you stamp a POW block which has already been mined?50% of the mint…
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n/a | TierNolan | January 08, 2016, 01:40:38 PM |
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Interleaved Mining - Increase decentralization of full nodes and mining Development & Technical Discussion
That is actually an interesting idea. The downside would be that it would effect…
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n/a | TierNolan | January 07, 2016, 03:06:34 PM |
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Interleaved Mining - Increase decentralization of full nodes and mining Development & Technical Discussion
You could do it via soft-fork. You just need to add a rule that the transaction…
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n/a | TierNolan | January 06, 2016, 04:30:12 PM |
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Torrent like client for the Bitcoin block chain Development & Technical Discussion
The reference client uses "headers-first". Each header is 80 bytes and there ar…
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n/a | TierNolan | November 27, 2015, 05:39:07 PM |
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FINALLY!! OP_CHECKLOCKTIMEVERIFY.. it's big.. Bitcoin Discussion
Sipa created a graph which shows the average version number.
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n/a | TierNolan | November 27, 2015, 05:31:29 PM |
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FINALLY!! OP_CHECKLOCKTIMEVERIFY.. it's big.. Bitcoin Discussion
Admittedly I'm not very well versed with P2SH so I'm not sure exactly how you co…
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n/a | TierNolan | November 16, 2015, 06:56:01 AM |
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Partial validating nodes Development & Technical Discussion
You need to enumerate all the required fraud proofs(This doesn't necessarily inc…
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n/a | TierNolan | June 29, 2015, 06:24:03 AM |
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Partial validating nodes Development & Technical Discussion
"You do them without a UTXO commitment by instead committing to the input block…
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n/a | TierNolan | November 12, 2015, 07:14:35 PM |
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O(1) Block Propagation, IBLT Development & Technical Discussion
There is a limit to how small the table can be. For it to work, at least one ce…
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n/a | TierNolan | November 12, 2015, 09:19:31 AM |
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This is the privatization of Bitcoin - it already happened Bitcoin Discussion
Still requires a lot of trust I guess. Yes, but you only have to trust the money…
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n/a | TierNolan | October 14, 2015, 05:12:54 AM |
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This is the privatization of Bitcoin - it already happened Bitcoin Discussion
I don't understand how sidechains work, or how any fee system for them works, or…
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n/a | TierNolan | October 13, 2015, 04:25:15 PM |
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Locally verifiable unspent transaction output commitments Development & Technical Discussion
I don't quite understand your approach but I have another approach for this prob…
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n/a | TierNolan | September 29, 2015, 10:58:55 AM |
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blk00xxx.dat file contains ~240kb of zeroes - why? Development & Technical Discussion
The python script I'm writing actually scans the block files bitcoin-core genera…
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n/a | TierNolan | September 27, 2015, 06:22:38 AM |
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blk00xxx.dat file contains ~240kb of zeroes - why? Development & Technical Discussion
Running core 0.10.2 here - just on and off - to get hold of the whole blockchain…
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n/a | TierNolan | September 27, 2015, 04:29:08 AM |
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Two Full Nodes, Same Router Development & Technical Discussion
.... or you can keep the same 8333 port on that computer and set up your router…
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n/a | TierNolan | September 22, 2015, 04:02:04 AM |
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QoS for bitcoind Development & Technical Discussion
In general nodes should not implement this type of restriction as it has the pot…
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n/a | TierNolan | September 10, 2015, 04:56:05 AM |
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Why build on the longest chain? Development & Technical Discussion
What exactly does "fees are stable" mean in this context?I meant that the rate o…
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n/a | TierNolan | September 10, 2015, 04:46:42 AM |
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Why build on the longest chain? Development & Technical Discussion
I'm not convinced this strategy would be stable because it seems to rely on a wi…
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n/a | TierNolan | September 09, 2015, 08:25:21 AM |
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QoS for bitcoind Development & Technical Discussion
Sorry to necro this but is there a PR for this?I didn't do much more with this,…
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n/a | TierNolan | September 09, 2015, 08:16:34 AM |
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Handling reorgs in bitcoin node Development & Technical Discussion
Let's say a node is synced up to block #100 and receives a chain from #90 to #10…
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n/a | TierNolan | September 08, 2015, 05:22:33 PM |
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Successful atomic cross chain protocol Development & Technical Discussion
The funding and refundtx are the same one. Yes, this is much cleaner solution. I…
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n/a | TierNolan | September 08, 2015, 04:01:15 PM |
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Successful atomic cross chain protocol Development & Technical Discussion
I'm a bit confused how OP_CHECKLOCKTIMEVERIFY would fully solve things. If the r…
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n/a | TierNolan | September 08, 2015, 11:07:30 AM |
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Why build on the longest chain? Development & Technical Discussion
Could you expand on this point for me please?I meant pass the rest to OP_TRUE. …
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n/a | TierNolan | September 08, 2015, 10:52:32 AM |
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Why build on the longest chain? Development & Technical Discussion
This is a concern as the minting fee reduces. At the moment, a majority of the m…
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n/a | TierNolan | September 08, 2015, 07:59:07 AM |
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Successful atomic cross chain protocol Development & Technical Discussion
I am assuming that any fix for the third party malleability of txids will be mon…
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n/a | TierNolan | September 08, 2015, 07:53:10 AM |
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Successful atomic cross chain protocol Development & Technical Discussion
Is it possible to create 2 txns with the same normalised txid ? There are two co…
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n/a | TierNolan | September 08, 2015, 07:02:58 AM |
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Salvaging refund protocols from malleability attacks with P2SH Development & Technical Discussion
Ignoring compatibility issues, the following would fix this once and for all, wo…
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n/a | TierNolan | September 07, 2015, 07:55:58 AM |
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Successful atomic cross chain protocol Development & Technical Discussion
Anyway, it seems that there is the possibility that some vandal to just intercep…
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n/a | TierNolan | September 07, 2015, 07:53:06 AM |
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Soft fork to implement SIGHASH_WITHINPUTVALUE Development & Technical Discussion
SIGHASH_WITHINPUTVALUE is a hard fork that allows signing an output that is only…
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n/a | TierNolan | August 30, 2015, 05:57:46 PM |
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Economic majority voting Development & Technical Discussion
Instead of calling it "core" or "the reference client" it might be more accurate…
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n/a | TierNolan | August 24, 2015, 08:10:36 AM |
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Economic majority voting Development & Technical Discussion
This shows how important it is to fix the definition. With your definition I wo…
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n/a | TierNolan | August 23, 2015, 03:57:08 PM |
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Economic majority voting Development & Technical Discussion
My suggestion would be to only consider the fork to have happened if there are 2…
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n/a | TierNolan | August 23, 2015, 08:33:25 AM |
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Economic majority voting Development & Technical Discussion
To remedy this, the transactions must be combined with a UTXO input that is vali…
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n/a | TierNolan | August 22, 2015, 08:12:09 AM |
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Economic majority voting Development & Technical Discussion
I'd like to put up an offer for trading my future btc-xt for your future btc-cor…
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n/a | TierNolan | August 21, 2015, 06:36:46 PM |
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