Questions tagged [transaction-version]

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Parsing blk.dat file fails, is this block legitimate?

I'm parsing in blocks from my local blk*.dat files, using this excellent website as a guide. All goes well until file blk00976.dat, block ...
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0 votes
2 answers

Why are OP_RETURN transactions discouraged? Does using version or locktime make any difference?

Why are OP_RETURN transactions discouraged? Are they paying less fees compared to other transactions? Will it make any difference if same thing is done using version or locktime when data is either 1 ...
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2 votes
2 answers

Version in transaction

Original transaction hex: ...
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Which is the correct value for Tx version in tx messages of bitcoin pcap? [duplicate]

Recently, I researched TX messages in the bitcoin protocol and captured some bitcoin traffic in which the version field of a TX message in a specific packet was 2. The Transaction page of the Bitcoin ...
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3 votes
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What does the transaction version byte mean?

What does the transaction version byte mean and what would happen if it was 02 instead of 01? Example: ...
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4 votes
3 answers

What is "version" used for in Bitcoin transactions? Does it have any meaning?

Some bitcoin transaction have version 2. For example, this transaction if you request a hex (by adding ?...
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8 votes
1 answer

What values are legal for the transaction's version field?

In the transaction's version field, what values are legal? What values have actually been seen in the blockchain?
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Is there any relation between the block version field and the one of the transaction?

I am struggling to validate my custom miner against the testnet network and I can't seem to add a block of mine to the chain. I've noticed that all the other miners are appending version 2 blocks, so ...
5 votes
1 answer

Version field in transactions, blocks, etc

A field labelled "version" appears in many contexts regarding the Bitcoin protocol. Sometimes one uses the current version of the Bitcoin client (version message), sometimes 1 is used (block, tx), why ...
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