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Helix Blockchain
in Development & Technical Discussion
Helix Blockchain by TierNolan
This is a system which consists of 4 (or more) parallel chains.  Coins can exist…
n/a TierNolan November 01, 2024, 11:16:24 PM
Timestamp wrap around
in Development & Technical Discussion
Timestamp wrap around by TierNolan
Is there an official way to handle this?The current time counts in seconds since…
n/a TierNolan October 30, 2024, 12:06:39 AM
Alt chains and atomic transfers
in Development & Technical Discussion
Alt chains and atomic transfers by TierNolan
One of the big benefits of colored coins is that the transactions are atomic.You…
n/a TierNolan November 03, 2024, 05:38:58 AM
Network time
in Development & Technical Discussion
Network time by TierNolan
The current system for checking time is to use the median of connected nodes.  T…
n/a TierNolan November 03, 2024, 10:53:07 AM
merkle tree order of hashes
in Development & Technical Discussion
merkle tree order of hashes by TierNolan
According to the paper, if you have 4 transactions, then the procedure is12 = Ha…
n/a TierNolan November 02, 2024, 12:45:32 PM
Changing N on the fly for a PPLNS system
in Pools
Changing N on the fly for a PPLNS system by TierNolan
Has there been any pools that have varied N on the fly.  For example, a pool mig…
n/a TierNolan November 02, 2024, 08:44:12 PM
Simple proof of stake rule
in Development & Technical Discussion
Simple proof of stake rule by TierNolan
If a transactions sigScript starts with " ...", then it counts as a stake commit…
n/a TierNolan November 01, 2024, 02:52:35 AM
Changing the re-targeting rules with a soft fork
in Development & Technical Discussion
Changing the re-targeting rules with a soft fork by TierNolan
At first thoughts, this would be impossible.  However, the rule for a soft fork…
n/a TierNolan October 23, 2024, 11:12:50 PM
Release of the secp256k1 library?
in Development & Technical Discussion
Release of the secp256k1 library? by TierNolan
Is there a formal release of the secp256k1 library?  The github repo just has a…
n/a TierNolan Today at 12:45:59 AM
Changing N in a PPLNS scheme
in Development & Technical Discussion
Changing N in a PPLNS scheme by TierNolan
The idea behind a PPLNS (pay per last N shares) scheme is that instead of gettin…
n/a TierNolan November 04, 2024, 02:26:06 AM
Block relay when pruning
in Development & Technical Discussion
Block relay when pruning by TierNolan
I was looking at the block relay code in master.Code:            // Don't relay…
n/a TierNolan November 04, 2024, 01:00:29 PM
Detecting lost records in distributed hash tables
in Development & Technical Discussion
Detecting lost records in distributed hash tables by TierNolan
Distributed hash tables (DHTs) are a way to store key -> value pairs in a dis…
n/a TierNolan November 02, 2024, 11:59:19 PM
Is the --satoshi-port command line argument disabled?
in Armory
Is the --satoshi-port command line argument disabled? by TierNolan
I have a node running on a non-standard port and am trying to get Armory to conn…
n/a TierNolan October 16, 2024, 11:37:45 PM
Why include any transactions?
in Beginners & Help
Why include any transactions? by TierNolan
Could a miner not just create "blank" blocks which just pay themselves the 50BTC…
n/a TierNolan November 02, 2024, 02:50:39 AM
Multi-pass block validation
in Development & Technical Discussion
Multi-pass block validation by TierNolan
Proof of publication systems require much less complex validation by miners.  Mi…
n/a TierNolan November 02, 2024, 01:13:11 AM
Allowing new blocks to be prepared ahead of time
in Development & Technical Discussion
Allowing new blocks to be prepared ahead of time by TierNolan
Under the current rule, you can't create new blocks ahead of time.  Once the new…
n/a TierNolan October 31, 2024, 10:01:17 PM
Pruning and automatic checkpointing
in Development & Technical Discussion
Pruning and automatic checkpointing by TierNolan
One of the disadvantages with pruning is that you have re-download everything fo…
n/a TierNolan Today at 12:02:41 AM
Script to pay if alt-chain authorizes it
in Development & Technical Discussion
Script to pay if alt-chain authorizes it by TierNolan
Coloured coins and SIGHASH types allow the main chain to be used for trading fia…
n/a TierNolan October 30, 2024, 08:18:52 PM
Address forwarding
in Development & Technical Discussion
Address forwarding by TierNolan
I was looking at the "addr" message forwarding rules.The rule is to randomly sel…
n/a TierNolan October 30, 2024, 03:56:29 PM
Feature request - receive only wallet.dat file
in Development & Technical Discussion
Feature request - receive only wallet.dat file by TierNolan
The idea is that the client should create 2 fileswallet.dat -> as nowwallet_r…
n/a TierNolan November 04, 2024, 04:37:35 PM
Unwatching thread you posted in
in Meta
Unwatching thread you posted in by TierNolan
Is it possible to remove threads you posted in from the watch-list/notification?…
n/a TierNolan November 03, 2024, 03:45:48 PM
Closing ArmoryDB cleanly
in Armory
Closing ArmoryDB cleanly by TierNolan
Is it possible to issue an instruction to ArmoryDB to do a clean shutdown?  Some…
n/a TierNolan November 01, 2024, 07:44:31 PM
Micro payment hubs
in Development & Technical Discussion
Micro payment hubs by TierNolan
The issue with using channels for micropayments is setting them up.At 0.0001BTC…
n/a TierNolan November 01, 2024, 06:04:36 PM
Extending script and reserved opcodes
in Development & Technical Discussion
Extending script and reserved opcodes by TierNolan
(I updated this with suggestions from theymos)According to the wiki, a script wh…
n/a TierNolan November 01, 2024, 10:27:09 AM
QoS for bitcoind
in Development & Technical Discussion
QoS for bitcoind by TierNolan
A deterrent for running a bitcoind node on a home connection is the potential ne…
n/a TierNolan September 20, 2022, 12:05:51 AM
Malleability, deposits and atomic cross chain transfers
in Development & Technical Discussion
Malleability, deposits and atomic cross chain transfers by TierNolan
Atomic cross-chain transactions require refund transactions to be created.  Tran…
n/a TierNolan October 26, 2024, 07:42:14 AM
Contingency plans
in Development & Technical Discussion
Contingency plans by TierNolan
On the wiki, there are various contingency plans.The 2 big ones are ECDSA break…
n/a TierNolan November 03, 2024, 11:04:08 AM
Sending large blocks
in Development & Technical Discussion
Sending large blocks by TierNolan
In the bitcoin network protocol, messages are limited to 32MB.  The entire messa…
n/a TierNolan October 30, 2024, 09:27:40 AM
OP_VERIFY question
in Development & Technical Discussion
OP_VERIFY question by TierNolan
The description for OP_VERIFY is "Marks transaction as invalid if top stack valu…
n/a TierNolan October 13, 2024, 10:59:44 AM
Gitian windows compile on ubuntu
in Development & Technical Discussion
Gitian windows compile on ubuntu by TierNolan
I am trying to compile using gitian using Ubuntu (so cross-compile for windows).…
n/a TierNolan October 25, 2024, 09:44:45 AM
P2P block download - use bit torrent like method
in Development & Technical Discussion
P2P block download - use bit torrent like method by TierNolan
At the moment, the block chain is downloaded linearly.  This places a large load…
n/a TierNolan November 04, 2024, 06:50:48 AM
Compartmentalization of verification
in Development & Technical Discussion
Compartmentalization of verification by TierNolan
Ideally, for SPV nodes to help with verification, verification steps should be c…
n/a TierNolan February 12, 2021, 02:54:57 PM
Using the confidential transaction sum for proof of reserves
in Development & Technical Discussion
Using the confidential transaction sum for proof of reserves by TierNolan
It is possible for an exchange to prove their total reserves using a Merkle tree…
n/a TierNolan October 13, 2024, 02:52:19 PM
Getwork RPC call question
in Development & Technical Discussion
Getwork RPC call question by TierNolan
How does the RPC getwork system work?From the wiki:Quote [data]     If [data] is…
n/a TierNolan October 16, 2024, 01:26:22 AM
Deterministic tie breaking of >2 length forks
in Development & Technical Discussion
Deterministic tie breaking of >2 length forks by TierNolan
When 2 blocks arrive at around the same time, the rule is to break the tie in fa…
n/a TierNolan November 03, 2024, 08:40:06 PM
Does OP_CODESEPARATOR serve any purpose?
in Development & Technical Discussion
Does OP_CODESEPARATOR serve any purpose? by TierNolan
I was looking at the new signature method for segregated witness and it preserve…
n/a TierNolan November 03, 2024, 06:15:39 AM
Safe(r) Deterministic Tie Breaking
in Development & Technical Discussion
Safe(r) Deterministic Tie Breaking by TierNolan
When selecting a block to build on, miners are supposed to use these rules.Mine…
n/a TierNolan October 31, 2024, 08:43:45 PM
Double spend protection with replace by fee
in Development & Technical Discussion
Double spend protection with replace by fee by TierNolan
If a significant number of miners full replace by fee, then it makes it easier t…
n/a TierNolan November 02, 2024, 09:38:46 AM
Securing the network against miner fraud
in Development & Technical Discussion
Securing the network against miner fraud by TierNolan
Encouraging more people to run full nodes is often suggested as a good way to im…
n/a TierNolan October 29, 2024, 02:22:43 PM
Detecting and handling forking events
in Development & Technical Discussion
Detecting and handling forking events by TierNolan
One of the points that is often raised is that bitcoin solves the "distributed c…
n/a TierNolan November 04, 2024, 02:04:38 PM
ASIC flexibility
in Hardware
ASIC flexibility by TierNolan
I asked this in another thread, but figured the question could do with its own.H…
n/a TierNolan January 09, 2023, 02:44:17 PM
Handling hash drop off
in Development & Technical Discussion
Handling hash drop off by TierNolan
I was thinking about possible way to get "real" time into the calculations for h…
n/a TierNolan November 04, 2024, 08:31:02 PM
Consensus supported sequence numbers
in Development & Technical Discussion
Consensus supported sequence numbers by TierNolan
Sequence numbers are currently not enforceable by Bitcoin.  If two transactions…
n/a TierNolan November 03, 2024, 06:27:00 PM
Testing so that opcodes can be re-enabled
in Development & Technical Discussion
Testing so that opcodes can be re-enabled by TierNolan
From here, Gavin says that re-enabling disabled opcode (and adding new ones) req…
n/a TierNolan November 04, 2024, 06:36:20 PM
Multi-language consensus library
in Development & Technical Discussion
Multi-language consensus library by TierNolan
The "consensus" critical part of bitcoin is being split into a separate library.…
n/a TierNolan October 25, 2024, 06:40:30 AM
Propagating orphan block headers
in Development & Technical Discussion
Propagating orphan block headers by TierNolan
According to the official protocol rules, when a node receives a block that exte…
n/a TierNolan October 23, 2024, 11:33:59 AM
Getblocktemplate question
in Development & Technical Discussion
Getblocktemplate question by TierNolan
What is the process for submitting a share with getblocktemplate?The "submitbloc…
n/a TierNolan November 03, 2024, 10:48:29 PM
Parallel Soft-fork Handling
in Development & Technical Discussion
Parallel Soft-fork Handling by TierNolan
The system for handling soft forks is to increment the block version.  Since the…
n/a TierNolan November 01, 2024, 01:54:02 PM
Vanity address support
in Armory
Vanity address support by TierNolan
Have you considered implementing support for vanity addresses?Granted they inher…
n/a TierNolan November 04, 2024, 07:03:21 AM
Generic client tester
in Development & Technical Discussion
Generic client tester by TierNolan
This may have already been created, but in addition to each client software havi…
n/a TierNolan November 04, 2024, 06:18:41 PM
Ensuring valid OS image for offline computer
in Armory
Ensuring valid OS image for offline computer by TierNolan
When using a micro-computer for offline signing, the first step is to burn an SD…
n/a TierNolan November 02, 2024, 02:24:29 PM
Transaction id hashing and var_ints
in Development & Technical Discussion
Transaction id hashing and var_ints by TierNolan
The transaction serialization contains various var_int fields.  This means that…
n/a TierNolan November 04, 2024, 07:37:17 AM
Add option to add a fee to dead transactions
in Development & Technical Discussion
Add option to add a fee to dead transactions by TierNolan
If a user sends a transaction with insufficient fees, it ends up lost in limbo a…
n/a TierNolan November 03, 2024, 02:05:48 AM
Multi-client verification for miners
in Development & Technical Discussion
Multi-client verification for miners by TierNolan
To prevent forks, miners need to produce blocks that are accepted by all (or as…
n/a TierNolan November 04, 2024, 05:58:12 PM
Updating block version
in Development & Technical Discussion
Updating block version by TierNolan
BIP 34 established the rules for updating the block version.If 75% of the networ…
n/a TierNolan October 29, 2024, 12:04:12 PM
Limited use proof of burn system
in Development & Technical Discussion
Limited use proof of burn system by TierNolan
This would be a modified version of the proof of burn system.Each mining "rig" w…
n/a TierNolan October 31, 2024, 11:30:59 PM
Windows signature checking with cygwin
in Armory
Windows signature checking with cygwin by TierNolan
I was trying to check the windows signature with Cygwin and gpg.Is this a reason…
n/a TierNolan November 04, 2024, 04:38:40 PM
Version field in the getheaders message
in Development & Technical Discussion
Version field in the getheaders message by TierNolan
What is the purpose of this field?  Was it intended to only get headers of a par…
n/a TierNolan October 17, 2024, 09:32:59 PM
Wallet unlock issue
in Armory
Wallet unlock issue by TierNolan
I have a paper backup, so this is not a critical problem.I generated around 1000…
n/a TierNolan November 01, 2024, 02:54:15 PM
Merkle Sum Tree Proposal
in Development & Technical Discussion
Merkle Sum Tree Proposal by TierNolan
In another thread, I suggested that the upcoming hard fork for block size is a o…
n/a TierNolan November 01, 2024, 05:24:44 AM
Standard P2SH encoding for standard transactions
in Development & Technical Discussion
Standard P2SH encoding for standard transactions by TierNolan
Has something like this been considered?A standard receive scriptPubKey is of th…
n/a TierNolan October 25, 2024, 09:00:09 PM
Block propagation latency with Odd/Even transaction outputs
in Development & Technical Discussion
Block propagation latency with Odd/Even transaction outputs by TierNolan
The main benefit of the IBLT system is that it allows fast propagation of blocks…
n/a TierNolan November 04, 2024, 10:49:07 PM
0.9 Malleability Fix - isStandard() changes
in Development & Technical Discussion
0.9 Malleability Fix - isStandard() changes by TierNolan
The changes were to the isStandard() check.  The extra protection only helps if…
n/a TierNolan November 01, 2024, 02:02:27 PM
Discovery of nodes that support custom services
in Development & Technical Discussion
Discovery of nodes that support custom services by TierNolan
This BIP describes a way to support custom services.It is only at the draft stag…
n/a TierNolan November 04, 2024, 11:45:39 PM
Is there a maximum transaction size?
in Development & Technical Discussion
Is there a maximum transaction size? by TierNolan
Is there a maximum transaction size, other than requiring that it fits in a bloc…
n/a TierNolan November 03, 2024, 04:29:52 PM
P2P database storage
in Development & Technical Discussion
P2P database storage by TierNolan
Summary- All network data storage is a map of the form hash(data) -> data- Th…
n/a TierNolan October 20, 2024, 12:58:52 AM
fastblockrelay
in Development & Technical Discussion
fastblockrelay by TierNolan
{--blS2PvYyKyzEHhjidsesFzWvWP7RIUotADWiM25TNqM14m60SfVYZzIONukB--:quote:2922718}…
n/a TierNolan November 02, 2024, 06:43:18 AM
Some feature requests
in Armory
Some feature requests by TierNolan
I had a fun weekend last week trying to manage multiple coins with all the airdr…
n/a TierNolan October 31, 2024, 04:26:28 PM
Capping the rate of growth of the UTXO set
in Development & Technical Discussion
Capping the rate of growth of the UTXO set by TierNolan
This came up in the thread about the new rule that transactions with very low ou…
n/a TierNolan November 04, 2024, 06:05:56 AM
Consolidate coins to a single output
in Development & Technical Discussion
Consolidate coins to a single output by TierNolan
I have an address I have been using mining and it has lots of coins.Once I spend…
n/a TierNolan September 26, 2024, 02:13:11 PM
Soft fork to implement SIGHASH_WITHINPUTVALUE
in Development & Technical Discussion
Soft fork to implement SIGHASH_WITHINPUTVALUE by TierNolan
SIGHASH_WITHINPUTVALUE is a hard fork that allows signing an output that is only…
n/a TierNolan October 26, 2024, 01:44:43 AM
Double spending insurance
in Development & Technical Discussion
Double spending insurance by TierNolan
I was thinking about a protocol for protecting against double spending.  It woul…
n/a TierNolan November 02, 2024, 02:19:54 AM
Broadcasting all headers that are at least 6 blocks deep
in Development & Technical Discussion
Broadcasting all headers that are at least 6 blocks deep by TierNolan
When a miner finds a block, he could broadcast the block header immediately.  It…
n/a TierNolan November 04, 2024, 03:41:48 AM
Block write to disk
in Armory
Block write to disk by TierNolan
I was looking through main.cpp and it looks like bitcoin core writes unverified…
n/a TierNolan October 18, 2024, 09:11:26 AM
Fixed seed nodes
in Development & Technical Discussion
Fixed seed nodes by TierNolan
There is an array of IP addresses encoded into the client (here)Where did the li…
n/a TierNolan November 04, 2024, 03:21:45 PM
Fixed length loops for scripts
in Development & Technical Discussion
Fixed length loops for scripts by TierNolan
One of the reason not to allow loops is that it makes it harder to work out how…
n/a TierNolan November 04, 2024, 09:24:35 PM
Recovering from a drop in hashing power
in Development & Technical Discussion
Recovering from a drop in hashing power by TierNolan
If hashing power drops suddenly, then the block generation rate also falls off,…
n/a TierNolan November 01, 2024, 12:04:02 PM
Permanent lightning channel without malleability fix
in Development & Technical Discussion
Permanent lightning channel without malleability fix by TierNolan
This is a protocol for opening a permanent lightning channel even if malleabilit…
n/a TierNolan November 01, 2024, 07:28:46 AM
What restrictions are placed on the header by ASICs?
in Mining
What restrictions are placed on the header by ASICs? by TierNolan
What restrictions does mining hardware place on the Bitcoin block header?Can you…
n/a TierNolan October 31, 2024, 07:54:03 PM
Number of clients in the network
in Development & Technical Discussion
Number of clients in the network by TierNolan
Is there an estimate of how many clients there are in the network?
n/a TierNolan October 31, 2024, 11:20:33 AM
SPV-grade block provider
in Development & Technical Discussion
SPV-grade block provider by TierNolan
One of the functions of full nodes is to provide Bloom filtered data to SPV clie…
n/a TierNolan November 02, 2024, 03:51:34 AM
Safe file transfer via Ethernet
in Armory
Safe file transfer via Ethernet by TierNolan
I wrote a ethernet library for transferring files from a Raspberry PI over ether…
n/a TierNolan December 08, 2022, 09:19:02 PM
Economic majority voting
in Development & Technical Discussion
Economic majority voting by TierNolan
In the block size fork, the proposal is to have the miners vote.  However, the u…
n/a TierNolan October 31, 2024, 05:19:38 PM
Reduced storage mining nodes and compressing the UTXO set
in Development & Technical Discussion
Reduced storage mining nodes and compressing the UTXO set by TierNolan
I was thinking about the "ultimate compression" system and I wonder if it is ove…
n/a TierNolan November 25, 2023, 03:03:35 AM
Auxiliary Header - abusing "blank" transactions
in Development & Technical Discussion
Auxiliary Header - abusing "blank" transactions by TierNolan
If there are (2^n) + 1 transactions, then the last transaction is hashed with it…
n/a TierNolan November 02, 2024, 03:17:45 AM
Proxy operation
in Development & Technical Discussion
Proxy operation by TierNolan
There are currently 2 ways to specify nodes to connect to."-connect" means conne…
n/a TierNolan November 04, 2024, 04:43:33 AM
Reducing the chance of random reversal
in Development & Technical Discussion
Reducing the chance of random reversal by TierNolan
I was thinking about a simplification of a proposal I made a while back to speed…
n/a TierNolan November 04, 2024, 10:37:35 PM
Merkle tree of the block hashes
in Development & Technical Discussion
Merkle tree of the block hashes by TierNolan
I have been thinking about block commitments.  One interesting commitment is to…
n/a TierNolan October 30, 2024, 06:23:28 PM
Using simplified payment system to support a chain hierarchy
in Development & Technical Discussion
Using simplified payment system to support a chain hierarchy by TierNolan
In the thread on the block size, markm suggested multiple chains as an alternati…
n/a TierNolan Today at 12:09:42 AM
Export public key and chaincode
in Armory
Export public key and chaincode by TierNolan
Is there a way to get the client to export a public key and chaincode?Ideally, t…
n/a TierNolan October 29, 2024, 04:35:10 AM
IRC server - alternative port option
in Development & Technical Discussion
IRC server - alternative port option by TierNolan
The standard client connects to irc.lfnet.org for discovery.  Some ISPs disable…
n/a TierNolan November 03, 2024, 10:25:39 AM
Majority Protected Wallet Storage
in Development & Technical Discussion
Majority Protected Wallet Storage by TierNolan
A wallet.dat file could be split over multiple USB keys, such that as long as yo…
n/a TierNolan October 31, 2024, 11:26:52 AM
Get header from height
in Development & Technical Discussion
Get header from height by TierNolan
The current protocol doesn't allow parallel downloading of the block headers.The…
n/a TierNolan October 12, 2024, 10:04:24 AM
Transactions returned by getdata
in Development & Technical Discussion
Transactions returned by getdata by TierNolan
When pruning was added, random requests for transactions are no longer supported…
n/a TierNolan Today at 01:09:09 AM
Random block size and the fee market
in Development & Technical Discussion
Random block size and the fee market by TierNolan
With a constant block size, your transaction is either above or below the BTC pe…
n/a TierNolan October 31, 2024, 02:09:53 AM
Backup if Armoury is discontinued
in Armory
Backup if Armoury is discontinued by TierNolan
What happens in that case?  I am thinking of a case where you have coins in cold…
n/a TierNolan October 31, 2024, 09:07:52 AM
Locally verifiable unspent transaction output commitments
in Development & Technical Discussion
Locally verifiable unspent transaction output commitments by TierNolan
A proposal to help SPV nodes verify blocks is to commit the root of an (unbalanc…
n/a TierNolan November 02, 2024, 04:06:57 PM
Requesting parents for orphan transactions
in Development & Technical Discussion
Requesting parents for orphan transactions by TierNolan
An orphan transaction is a transaction where some of the parents are missing.  T…
n/a TierNolan November 03, 2024, 02:04:46 PM
Extending Transactions to include UTXO info
in Development & Technical Discussion
Extending Transactions to include UTXO info by TierNolan
I created a draft BIP for extended transactions.Transactions just point to the t…
n/a TierNolan November 04, 2024, 04:46:45 PM
How do pools handle minting fee changes
in Mining
How do pools handle minting fee changes by TierNolan
I realize that it only happens once every 2 years.  With a pay per last N shares…
n/a TierNolan November 04, 2024, 01:35:28 PM
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