the GUI to select whether a Bech32 address or P2SH-wrapped address should be generated when using segwit addresses. The decoderawtransaction and fundrawtransaction RPCs now have optional iswitness parameters to override the heuristic witness checks if necessary. Other versions: Italiano, what is the roadmap? Segregated witness testnet: a separate testnet (not part of the regular testnet) that provides an opportunity for Bitcoin Core contributors to test segregated witness and for wallet authors to begin working with. The wallet RPC addwitnessaddress was deprecated and will be removed in version.17, set the address_type argument of getnewaddress, or option -addresstypebech32p2sh- segwit instead.
Around 100 contributors worked. Bitcoin Core.13.0 which was released on It introduced more than ten significant changes. In July 2016, the CheckSequenceVerify soft fork activated. Since segwit cant fix the problem, it settles on not making it worse: in particular, rather than introducing an independent limit for the segregated witness data, instead a single limit is applied to the weighted sum of the utxo data and the witness data, allowing.
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For multisig scripts a new pubkeys field was added that reports the full public keys involved in the script (if known). This feature is planned for Bitcoin Core.12.0 (expected Jan/Feb 2016) but, like Nakamotos original feature, is opt-in so people who want to be able to replace their transactions have to use a wallet that supports that feature. This was justified by the need to resend an invoice, but now that we have the request history, that need should be gone. Low-level changes The deprecated RPC getinfo was removed. Fraud proofs allow SPV users to help enforce Bitcoin s consensus rules, which will potentially greatly increase the security of the Bitcoin network as a whole, as well as reduce the ways in which individual users can be attacked.