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Questions tagged [signrawtransaction]

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6
votes
1answer
924 views

What exactly is hashed and signed in a segwit transaction

I have an unsigned raw segwit transaction on my regtest network: ...
4
votes
2answers
1k views

How to send bitcoin from an offline Bitcoin Core that doesn't have a synced balance?

I am setting up a cold wallet. How can I generate a signed raw transaction from bitcoin core wallet that controls some bitcoins? PS: I generated the wallet using getnewaddress in console from the ...
4
votes
1answer
1k views

Signing a raw transaction with multiple inputs

So I am creating a simple P2PKH transaction and after I researched about this found few useful posts and answers here; I was able to successfully spend a a single P2PKH UTXO but it is really getting ...
4
votes
0answers
793 views

To sign raw transaction with Segwit Address in the TestNet

I am using Bitcoin core 0.14.1 testnet. I created a Segwit address. transfer some coins to this address. Now I want to spend it. I created a raw transaction using console command i.e. ...
3
votes
1answer
1k views

Signrawtransaction is not working on bitcoin core V0.17.1

I am having trouble signing a transaction on bitcoin core since it appears signrawtransaction no longer works. I get the following error message : signrawtransaction is deprecated and will be fully ...
3
votes
1answer
240 views

Can't send raw transaction Bitcoin Core 0.19.1 - non-mandatory-script-verify-flag (Signature must be zero for failed CHECK(MULTI)SIG operation)

I wanted to send a raw testnet transaction and I was doing it like in the bitcoin documentation, but I still get this error: non-mandatory-script-verify-flag (Signature must be zero for failed CHECK(...
2
votes
3answers
5k views

What does "operation not valid with the current stack size" mean?

I'm asking this question to help others who run into the same problem I ran into. The error is, at least sometimes, misleading and might not be accurate. The context in which this error is relevant ...
2
votes
1answer
86 views

rust-bitcoin Non-canonical DER signature

I am trying to create a raw transaction spending a P2PKH output using rust-bitcoin, but whenever I am pushing the transaction to the testnet I receive the following error mandatory-script-verify-flag-...
2
votes
3answers
608 views

Trying to send bcc with bitcoin-qt but getting "16: mandatory-script-verify-flag-failed" - error

I'm trying to use the method from this reddit link to send a raw transaction to the bcc-network, but keep getting the error: "16: mandatory-script-verify-flag-failed (Script evaluated without error ...
2
votes
1answer
242 views

signrawtransaction is not a function on bitcoin core V0.17.1

I'm using npm bitcoin-core ^2.0.0 to get access to my bitcoind (v0.17.1 MAC) My code: let signedRawTx = await btcClient.signRawTransaction(rawTx, [], [privateKey], 'ALL'); I get an error message ...
2
votes
0answers
38 views

Creating a complex raw transaction

I'm using createrawtransaction to get a complex transaction of 2 inputs and two outputs as discussed here: https://developer.bitcoin.org/examples/transactions.html bitcoin-cli -regtest ...
2
votes
1answer
140 views

How to combine separately signed inputs from different users?

With two separate signed raw transactions from two users, how would one go about 'batching' these manually (combining the inputs and outputs into a single transaction)? Is this a viable solution for ...
2
votes
0answers
587 views

How to sign bitcoin raw transactions with Python offline

I have a raw bitcoin transaction created using createrawtransaction unsigned_tx = "...
2
votes
0answers
265 views

Multisig signrawtransaction fails

I have 3 private keys (a,b,c) which belong to an address (2 of 3) from which I want to spend funds using RPC commands. I´ve started with generating the redeemScript using createmultisig() and the pub ...
1
vote
1answer
2k views

How do I sign and send a raw transaction using BitcoinJ?

Transaction transaction = new Transaction(params); // 遍历未花费列表，组装合适的item double sum = 0; String address = null; List<Unspent> unspents = new ArrayList<>(); Map<...
1
vote
1answer
72 views

signed raw transaction does not conform?

I have become fairly familiar with constructing raw transaction. One thing I can't understand is after a raw transaction comes back from a signing, it doesn't look like it conforms to the transaction ...
1
vote
2answers
107 views

Why are my Signature Scripts Different from my professors?

bob_addr = "1NWzVg38ggPoVGAG2VWt6ktdWMaV6S1pJk"#"1FMb8Jnn1jSh7yjDFfonC8xCCH3ittoEzB" bob_hashed_pubkey = base58check.b58decode(bob_addr)[1:] bob2_hashed_pubkey = b'\xec\x06\xb2\xbf\x18\xc8\x97\x06\...
1
vote
1answer
403 views

When and where to add extra information when signing P2SH raw transaction?

This post is quite long so in summary: I'm wondering where I can add extra information when signing a raw transaction (in this case a cleartext of a digest). I'm also wondering if Missing inputs (code ...
1
vote
2answers
439 views

Do i need to sign each input in a raw transaction?

I've been reading up about raw transactions on bitcoin.org and there are two examples Simple and Complex. What I can't tell from the information provided is if it necessary to sign each of the inputs ...
1
vote
1answer
46 views

How to get Y from X

Ok, so I get address generation now, and I understand that X is hashed, however for verification of a signature, we need the public point, (x,y) How would one get Y from X? Lets take an example, im ...
1
vote
2answers
442 views

How to create a signed transaction offline using electrum?

I remember that on Electrum, it used to have a Preview button inside the Send tab. By clicking the Preview button I could export the unsigned transaction, and then sign it. I cannot find this button ...
1
vote
1answer
272 views

Two transactions are signed by different private keys, and the value of "R" for these two transactions is the same?

Everyone knows an error in the Blockchain when the same value of "R" can be calculated and find out the private key of the transaction: ECDSA Signature and the "z" value But I have a ...
1
vote
2answers
107 views

Partially Signing multisig rawtransaction returns redeemScript/witnessScript does not match scriptPubKey

I want to partially sign a rawtransactions using bitcoind through RPC but I am really stuck almost at the end of the process when I try to sign my manually created raw transaction and I spent many ...
1
vote
1answer
54 views

Can a regtest bitcoind node use SignRawTransactionWithKey + prevtxs for a mainnet raw transaction?

I want to know if a regtest nnode can sign a raw mainnet transaction with the signrawtransactionwithkey rpc provided that I pass the correct keys and prevtxs as the regtest node will not be aware of ...
1
vote
1answer
84 views

Create a transaction from a wallet coins (UTXOs) with the bcoin library

I have a multisig setup where the signing is done through external HSM's. I am using Bcoin and its wallet to receive funds. What I am trying to do is to create a transaction and sign it with the HSMs. ...
1
vote
2answers
431 views

Could not sign Transaction with SignRawTransactionWithKey through the RPC (RegTest)

I am able to sign following transaction with Complete=true result, but when trying to decode signed transaction, it returns error "TX decode failed" both from DecodeRawTransaction and ...
1
vote
1answer
83 views

Open source, how can I view "Transaction Create a new transaction" and "Sign Transaction"?

Not long ago I saw on the site github.com the very first Nakamoto code: https://github.com/livegnik/BitCoin-v0.01-ALPHA Running bitcoin.exe, I did not find the console. If the program is open source,...
1
vote
1answer
217 views

BitcoinLib SignRawTransaction JSON-RPC returns false when using private key

This is a repost of (JSON-RPC signrawtransaction returns false when using private keys) but I could not comment because of my reputation (new user). I've been using BitcoinLib via Litecoin Testnet ...
1
vote
1answer
543 views

What do I need to sign to produce a scriptSig signature that consumes a multisig UTXO?

I am trying to figure out how to produce a valid signed transaction to consume BTC from a multisig address. 1) First let's look into producing a signature for an UTXO associated to a regular address: ...
1
vote
2answers
901 views

signrawtransaction of a P2SH-P2WPKH spend seems to be broken?

I'm trying to spend a SegWit output on testnet using the Bitcoin core's RPC commands. Without importing the private key into my wallet (i.e. w/o addwitnessaddress). I wonder if anyone had luck ...
1
vote
0answers
48 views

How do you sign an unsigned transaction using Electrum in a multisig setup?

I am experimenting with multisig in testNet between Electrum and Caravan by Unchained Capital. I created a 2-of-2 multisig in Electrum with BIP 39 seeds. I then created a watch-only wallet in Caravan ...
1
vote
0answers
52 views

How to use Digital Signature to Sign Unsigned Transaction?

so I was trying to sign my unsigned transaction: ...
1
vote
0answers
76 views

Using blockcypher BitcoinJs at clientside is secure or not?

I am trying to create new transaction using bitcoinjs at client side. Is it a secure way to create a transaction from Client side, which includes curl call. Scenario, if I start from creating the new ...
0
votes
1answer
145 views

Error in creating bitcoin raw transaction

I am creating a raw transaction to send amount from from_address to to_address. While sending a transaction I got an error. I posted the detailed process of creating a raw transaction. Could anyone ...
0
votes
2answers
1k views

Sign transaction with multiple inputs using bitcoinj/peercoinj libraries

Good day for everyone! I have some troubles with adding signed Input to the transaction. Currently, I'm working with altCoin (fork peercoin) currency. I'm trying build the transaction in the ...
0
votes
1answer
39 views

Bitcoin core trying to sign a transaction loaded from psbt file, but getting "could not sign any more inputs" error

I am trying to sign a transaction loaded from psbt file, but I'm getting could not sign any more inputs error. I did it successfully on the first try. However I cannot do it any more now. I changed my ...
0
votes
1answer
170 views

What is the difference between signrawtransactionwithwallet vs signrawtransactionwithkey in signing unsigned raw transaction?

I have a bitcoin address generated in bitcoin-core (offline computer) I imported that one address into electrum as a watch-only wallet (online computer) From electrum I created an unsigned transaction ...
0
votes
1answer
362 views

Signing transaction offline - manual way vs. Electrum

Being inspired by the thread (Redeeming a raw transaction step by step example required) I wanted to understand transaction signatures on the byte level. So I created my own Linux scripts that: ...
0
votes
1answer
87 views

bitcoind multisig transaction not shown as multisig transaction / shown as "signed" by 2:3

Seems like there was a change in how multisig transactions are being created. Running a node using bitcoind v0.16.3 and another one using latest bitcoind (v.0.19.0.1). The multisig transaction created ...
0
votes
1answer
556 views

Creating a raw bitcoin transaction and signing it with the private key using php and javascript

I have a full bitcoin core node setup and would like to use it to just "broadcast" my signed transactions. But what is required to make a raw transaction using PHP and Javascript? The variables I have ...
0
votes
1answer
206 views

Sign Bitcoin transaction with several inputs using bitcoinj. Broadcasting of transaction failed

Good day! I'm working with low level API to make tx and sign it offline. But after all preparations I try to broadcast it and than i get an error from network: 16: mandatory-script-verify-flag-...
0
votes
1answer
160 views

Transaction built manually has negative amount

I want to build a transaction with multiple inputs and one output. I'm using json-rpc, call createrawtransaction and then signrawtransaction. After calling signrawtransaction I get back a txid, but ...
0
votes
0answers
18 views

Sign rawtransaction with private key without running a btc node

I have a tx raw and I want to sign it with my private key without running the btc node is there any library in C/C++ that I can do it?
0
votes
0answers
25 views

RPC to sign PSBT with private key

What is the PSBT related RPC which works similar to signrawtransactionwithkey ?
0
votes
1answer
150 views

Can we sign a psbt raw tx having multiple inputs created from BTC node with bitcoinjs lib?

Due to secruity reasons, unavailablity of private keys on my end and as per project requirements I need to build back end apis where I will provide a PSBT raw transaction hex (having multiple inputs) ...
0
votes
0answers
51 views

Sign a Partially Signed rawtransaction with bitcoinjs-lib

I was trying to figure out how to use the bitcoinjs-lib. I was thinking if I could sign a partially signed raw transaction in bitcoijs-lib. For example - If I have a hex String whose input1 is ...
0
votes
1answer
814 views

How to sign a transaction using multi signature using bitcoind?

I created a multisignature address using bitcoin-cli createmultisig 2 '["...

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