Hi I was attempting to create a 2of2 P2SH-P2WSH address using bitcoinj. Since I couldn't properly sign(invalid private key from bitcoind) received output I wanted verify that I am correctly creating this address.
Here is the* code used*. Library used is *0.14.5.* with some inspiration taken from* segwit branch* on github. final List<String> privKeys = Arrays.asList("c3accc350d70d1981c4366fd6fd86d9cc311048ae8620dac0b3dc9d18ce415fa", "1093e97f3c01bd766473cc51441d443e9325a59387421a9e2fb69b7f9587d915"); List<ECKey> ecKeys = new ArrayList<>(); final SecureRandom secureRandom = getSecureRandom(); privKeys.forEach(privKey -> { try { final ECKey ecKey = ECKey.fromPrivate(Hex.decodeHex(privKey.toCharArray())); ecKeys.add(ecKey); System.out.println(String.format("Private Key %s", ecKey.getPrivateKeyAsHex())); System.out.println(String.format("Public Key %s", ecKey.getPublicKeyAsHex())); System.out.println("--------------------------------------------------------"); } catch (DecoderException e) { throw new RuntimeException(e); } }); System.out.println(); final Script witnessProgram = ScriptBuilder.createRedeemScript(2, ecKeys); System.out.println("Witness program=" + witnessProgram); System.out.println("Witness hex=" + Hex.encodeHexString(witnessProgram.getProgram()) + "\n"); byte[] hash = Sha256Hash.hash(witnessProgram.getProgram()); final Script redeemScript = new ScriptBuilder().smallNum(0).data(hash).build(); System.out.println("redeemScript program=" + redeemScript); System.out.println("redeemScript hex=" + Hex.encodeHexString(redeemScript.getProgram()) + "\n"); final Script scriptPubKey = ScriptBuilder.createP2SHOutputScript(redeemScript); System.out.println("scriptPubKey program=" + scriptPubKey); System.out.println("scriptPubKey hex=" + Hex.encodeHexString(scriptPubKey.getProgram()) + "\n"); final org.bitcoinj.core.Address addressT = scriptPubKey.getToAddress(TestNet3Params.get()); System.out.println(String.format("TestNetAddress=%s", addressT)); *Program output:* Private Key c3accc350d70d1981c4366fd6fd86d9cc311048ae8620dac0b3dc9d18ce415fa Public Key 0320ce424c6d61f352ccfea60d209651672cfb03b2dc77d1d64d3ba519aec756ae -------------------------------------------------------- Private Key 1093e97f3c01bd766473cc51441d443e9325a59387421a9e2fb69b7f9587d915 Public Key 020b020e27e49f049eac10010506499a84e1d59a500cd3680e9ded580df9a107b0 -------------------------------------------------------- Witness program=2 PUSHDATA(33)[020b020e27e49f049eac10010506499a84e1d59a500cd3680e9ded580df9a107b0] PUSHDATA(33)[0320ce424c6d61f352ccfea60d209651672cfb03b2dc77d1d64d3ba519aec756ae] 2 CHECKMULTISIG Witness hex=5221020b020e27e49f049eac10010506499a84e1d59a500cd3680e9ded580df9a107b0210320ce424c6d61f352ccfea60d209651672cfb03b2dc77d1d64d3ba519aec756ae52ae redeemScript program=0 PUSHDATA(32)[16a91e58e02069f95ea6defba7436199658573c34d384c69779779f4500d7cac] redeemScript hex=002016a91e58e02069f95ea6defba7436199658573c34d384c69779779f4500d7cac scriptPubKey program=HASH160 PUSHDATA(20)[035e0a0739eec3c195f9dc0d8b85e6e3f6ae1ece] EQUAL scriptPubKey hex=a914035e0a0739eec3c195f9dc0d8b85e6e3f6ae1ece87 TestNetAddress=2MsZ2fpGKUydzY62v6trPHR8eCx5JTy1Dpa -- You received this message because you are subscribed to the Google Groups "bitcoinj" group. To unsubscribe from this group and stop receiving emails from it, send an email to bitcoinj+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.