Yay from me, having both altcoin and alternatives is definitely confusing, and I'll certainly commit to doing a portion of the work. Unclear what the deciding factor in making a new tag for a specific altcoin is though, we have litecoin, namecoin, ripple/ripple-* and ethereum despite Ethereum having its own SE, we also have nxt, dogecoin, ardor, zcash, ...


transaction-malleability A property of Bitcoin transactions that allows them to be replicated with another transaction id before they are included in a block.


coinbase-transaction The "coinbase transaction" is the transaction inside a block that pays the miner his block reward. Use this tag when asking questions referring only to the coinbase transaction.

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