Questions tagged [segwit]

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Generating a segwit address and private key with bitcoinj (paper wallet)

It is possible to generate a valid legacy bitcoin key pair with the following code which is using bitcoinj master branch: import org.bitcoinj.core.Address; import org.bitcoinj.core.DumpedPrivateKey; import org.bitcoinj.core.ECKey; import…
ccpizza
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What does the new BCH regex mean?

BCH regex was recently updated (in the API) to: "address_regex": "^([13][a-km-zA-HJ-NP-Z1-9]{25,34})|^((bitcoincash:)?(q|p)[a-z0-9]{41})|^((BITCOINCASH:)?(Q|P)[A-Z0-9]{41})$" Is this a Segwit thing? I understand it's now saying addresses may start…
EvilJordan
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How do I authenticate a bitcoinlib created wallet against a mnemonic phrase?

I have created a wallet using bitcoinlib. The wallet is named 'my-awesome-wallet55.' When I try to open my existing wallet with a newly generated mnemonic phrase, the behavior I expect is an exception or security error, however the wallet opens…
Sonny Parlin
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BitcoinJ walletTemplate P2WPKH Send payment not working

I have tried to use WalletTemplate sub-project inside bitcoinJ lib. I have tried p2pkh sends and they work fine. But then I tried to make P2WPKH payment but it failed with the following error message org.bitcoinj.core.RejectedTransactionException:…