block related issues & queries in BitcoinXchanger

Byzantine fault tolerance and blockchain: Can this work? Feedback

blockchain block nodes consensus validation
Updated February 15, 2019 18:27 PM

How can block time and block size be fixed when transaction volume is constantly increasing?

blockchain mining-theory block transaction-verification
Updated February 14, 2019 19:27 PM

what happens if a miner include a transaction already exists in another block?

transactions blockchain mining-theory block blockchain-fork
Updated February 14, 2019 18:27 PM

bitcoin's PoW, real time of creating one block

difficulty nonce block-header
Updated February 14, 2019 06:27 AM

Trying to understand why hash value is more secure from hash algorithm

client hash block-hash
Updated February 14, 2019 01:27 AM

Private Blockchains: Validation

blockchain block nodes consensus validation
Updated February 11, 2019 03:27 AM

Does a new initialised blockchain contain any predefined values except the nonce?

block hash
Updated February 10, 2019 23:27 PM

How does a node decide whether a block is valid?

blockchain block full-node validation p2p
Updated February 10, 2019 22:27 PM

How to prevent nodes from creating only small blocks to earn fee?

block
Updated February 10, 2019 22:27 PM

What Opcodes are used to store a file within Bitcoin?

bitcoin-core block op-return
Updated February 08, 2019 03:27 AM

What is the most optimal way to parse a raw bitcoin block with python?

transactions block block-header
Updated February 07, 2019 16:27 PM

How often forks occur?

blockchain-fork mining-theory orphaned-blocks stale-block
Updated February 05, 2019 17:27 PM

Proof-of-Stake: Do we need to insert hash of previous block in new block?

blockchain hash proof-of-work proof-of-stake block-hash
Updated February 05, 2019 15:27 PM

Block verification time

verification block-propagation-time
Updated January 28, 2019 08:27 AM

How to create the block hash for a dash block?

block dash block-hash x11
Updated January 25, 2019 16:27 PM

Getting individual block by height from Bitcoin P2P network

blockchain blockchain.info block
Updated January 25, 2019 13:27 PM

What does each parameter in bitshare genesis.json represents?

genesis-block bitshares
Updated January 24, 2019 12:27 PM

What exactly makes altering of data in non-bitcoin blocks hard?

bitcoin-core blockchain block hashpower block-hash
Updated January 24, 2019 02:27 AM

When mining with 2 computers, do I need to use 2 separate wallets addresses?

address block hash mining-technical-details
Updated January 20, 2019 15:27 PM

Can a full node provide a bogus block bloomfilter to a Neutrino node?

security block-header thin-clients sybil-attack neutrino
Updated January 18, 2019 22:27 PM

Each full node has different mempool?

block full-node mempool
Updated January 11, 2019 11:27 AM

How relevant is the Chinese Great Firewall in the blocksize debate?

block-size-increase china block-propagation-time
Updated December 23, 2018 09:27 AM

Explanation of a block fields one by one?

bitcoin-core block
Updated December 14, 2018 16:27 PM

How many nodes need to validate a newly created block?

mining-theory synchronization block-propagation-time
Updated December 13, 2018 12:27 PM

Why is increasing block size in the Bitcoin network considered to decrease security?

security block
Updated December 06, 2018 10:27 AM

Is it possible to assemble the raw block from block explorer data?

block
Updated December 05, 2018 16:27 PM

Why are block header bits necessary? (Valid difficulty is already implied by chain history)

block difficulty block-header difficulty-retargetting
Updated December 02, 2018 20:27 PM

CMainParams::CMainParams(): Assertion `hashGenesisBlock == uint256

block merkle-tree genesis-block
Updated November 27, 2018 23:27 PM

How does a block that a miner discovers broadcast?

block
Updated November 25, 2018 03:27 AM

Obtaining historical orphaned blocks (chaintips) without old node

json-rpc orphaned-blocks stale-block
Updated November 19, 2018 01:27 AM

Why is a "first seen" rule is used to pick a side in a honest split, instead of deterministic criteria?

blockchain block
Updated November 18, 2018 22:27 PM

Making a service like blockchain.info webservice using Bitcoinj library

transactions block bitcoinj
Updated November 18, 2018 18:27 PM

How do I generate a spendable genesis block?

development genesis-block
Updated November 17, 2018 10:27 AM

Why not retarget on every block?

block difficulty
Updated November 16, 2018 02:27 AM

Block Validation: who does it? How much it costs? And is it present in all protocols?

blockchain block protocol validation
Updated November 10, 2018 11:27 AM

Mining with CPU on difficulty 1

mining-theory genesis-block peercoin
Updated November 09, 2018 20:27 PM

Do blocks get propagated in parallel or "one by one"?

blockchain network block-propagation-time
Updated November 08, 2018 17:27 PM

ERROR: AcceptBlock: high-hash, proof of work failed (code 16)

altcoin altcoin-development genesis-block
Updated November 08, 2018 11:27 AM

How to restart blockchain and generate new genesis block with Peercoin client?

altcoin-development genesis-block peercoin
Updated November 07, 2018 22:27 PM

How to calculate proof of work limit for altcoin

altcoin altcoin-development genesis-block
Updated November 07, 2018 19:27 PM

Sync stops when the blocks reach approximately 550.000,

block synchronization
Updated November 07, 2018 07:27 AM

How to recreate genesis block in POS wallet?

genesis-block peercoin
Updated November 07, 2018 05:27 AM

Why is the nonce bruteforced from 0 to n while mining?

hash nonce block-hash
Updated November 06, 2018 12:27 PM

mining: losers get nothing?

mining-pools transaction-fees client block
Updated November 03, 2018 18:27 PM

identical coinbase transactions

block coinbase-transaction
Updated November 03, 2018 05:27 AM

Can not sync litecoin

blockchain litecoin block synchronization reindex
Updated November 02, 2018 12:27 PM

How many blocks are there in blockchain as of today?

blockchain block height blocks
Updated October 30, 2018 09:27 AM

How to mine a newly created coin (forked from bitcoin)

bitcoin-core bitcoind miner-configuration genesis-block
Updated October 27, 2018 18:27 PM

What would happen if I publish a modified version of an earlier block? Would it be rejected immediately by peer nodes?

security block blockchain-fork validation
Updated October 20, 2018 05:27 AM

After genesis generation I am getting txout.nvalue negative

blockchain genesis-block
Updated October 16, 2018 18:27 PM

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