Questions tagged [testnet]

This tag should be used for questions regarding the third Bitcoin testnet. The testnet is a network separate from the main Bitcoin network that allows developers to attempt modifications of the bitcoin protocol safely and test in-development software without risking money.

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2answers
1k views

How can testnet CashAddr addresses be converted back to the old format?

I noticed on the new update of the Bitcoin Cash wallet (BitcoinABC) (for testnet and not sure for mainnet) that it has a weird beginning and address (e.g. bchtest:...
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256 views

Bitcoin ABC stucked on connect to peer [closed]

So i have a testnet bitcoin cash that i just put txindex=1 (because a api requires this) and it stuck on block 1155875 and I restart the core and even follow the step in this thread: https://www....
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4answers
151 views

Why there are miner fees now?

I understand the mining fee will be the major incentive when the Bitcoin supply hit its limit of 21m. But right now, new coins are still being minted and are much higher than any fee can compansate. ...
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1answer
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Public key for testnet address

I'm trying to create a transaction on the testnet (manually). I have the following private key: cQKqSNkEdyLJziQSr4iKTUJC95s9HHFo4bY88gi2i6v2quiVVLZb which belongs to the following public address: ...
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Test vectors for bitcoin core (blocks and transactions) needed

I am looking for test vectors to test edge cases of an implementation. For instance: "Unusual" blocks that made it to the blockchain Non standard transactions that made it to the blockchain Anything ...
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45 views

Failing to send a testnet transaction manually

I use Ken Shirriff's post on how to manually create and send a transaction, and I tried to adjust it to work with testnet. AFAIK after adjusting to the testnet addresses, no further adjustments should ...
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1answer
3k views

Practical difference between mainnet and testnet

I managed to write a piece of code that generates a bitcoin address and creates a transaction. I would like to make some tests on the testnet but it seems to lack some documentation. So far I figured ...
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1answer
47 views

Seemingly random transactions on testnet

I'm testing my bitcoin marketplace site using testnet. Sometimes I'll simulate a payment from a buyer to a seller. In this scenario, my site generates a payment address and the fake buyer is supposed ...
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0answers
354 views

Bcoin node and testnet faucet

I started bcoin in daemon mode (s I understand it is the same as full-node) with specifying network: testnet. As I understand it connected to the world-wide testnet. Now I want to get some test BTC. ...
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1answer
485 views

Blockchain.info testnet websocket doesn't work

When I try to connect testnet websocket provided by blockchain.info api. Connection doesn't establish, when i looked into the code. It says for testnet it uses "wss://ws.testnet.blockchain.info/inv" ...
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1answer
852 views

Electrum TESTNET public key

I'm running Electrum in test mode (electrum --testnet) and have therefore created a new wallet for it. I've also successfully received some coins via Faucet. But when checking the public key for the ...
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1answer
492 views

Why outputs' spendable and solvable are false?

I noticed a transaction whose spendable and solvable are both false, what does this mean and why? { "txid": "c940241a0ef626e865e2004bc120536fb7868d510115e923c76d5e658a97f6d5", "vout": 0, ...
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1answer
415 views

Blockchaind Node Monitoring and local testnet

Im getting my self into blockchain. I have a few newbie questions: I'm Running a few bitcoind Daemons on OpenStack VMs. Can i Monitor transactions coming in? Can I log all inputs and outputs and ...
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2answers
361 views

Can a testnet node have a separate bitcoin.conf file?

When running bitcoind on testnet, can I put its configuration settings in a separate bitcoin.conf file from the "real" bitcoin.conf file? I would like to be able to run two nodes concurrently, one on ...
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1answer
429 views

How often is a block mined on the bitcoin testnet?

I've been watching testnet for a few minutes and I haven't seen a block come in yet. I'm testing some code that works with incoming validated blocks, and I'd like to test it out.
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0answers
551 views

Is there any testnet faucet site that sends out to bech32?

I am writing a wallet for the far future and I am planning to completely drop the support for receiving to P2PKH addresses. I don't want to add P2SH over P2WPKH either.
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1answer
783 views

Are Bitcoin and Litecoin test addresses compatible?

It seems to me that they are. I mean you can send test bitcoins to test Litecoin addresses. I don't think it's problem at all, but it can cause some confusion. Real addresses cannot be mixed, but I ...
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2answers
4k views

How to produce a Hash160 bitcoin address?

tl;dr How should one perform Hash160, using most basic tools? ==================================================== Hi, I'm trying to figure out, how transactions work in bitcoin. When I choose ...
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2answers
243 views

Double spending on testnet or regtest?

I'm currently doing a research on bitcoin and I would like to know if there is anyway to replicate double spending in the testnet or regtest? If isn't possible is there any other type of "attacks" ...
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0answers
181 views

How do I host an testnet Electron Cash (Electrum fork) server or where can I find a working one that is online? [closed]

I have not been able to find any working nodes for Electron Cash in testnet. Does anyone know of an existing node that is up to date and matches the height of a tesnet Bitcoin Cash explorer: https://...
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2answers
2k views

Is there an active testnet for Bitcoin Cash?

To learn more about Bitcoin Cash, I would like to try some things on the testnet. I installed bitcoin-abc, made a copy of an existing datadir from a Bitcoin Core testnet install, and ran bitcoin-abc -...
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1answer
18 views

Testnet can hash problem be reduced

I have a question concerning setting up a testnet. I am setting up a testnet. I tried to get some testnet coin be I did not a success. But anyway is it possible to reduces the probability of getting a ...
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1answer
164 views

Import testnet address in bcoin

I´m trying to import a watch-only address to my bcoin node using cli (testnet). My config looks as follows: [....] # # Options # network: testnet # # Node # prefix: ~/.bcoin-testnet db: leveldb ...
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1answer
345 views

Bitcoind clear / reset my testnet to retest some things

I'm running bitcoind on centos and want to reset my testnet. I tested one way and now I want to test something else a different way. For example, I want to clear it so when I do: bitcoin-cli ...
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0answers
638 views

To sign raw transaction in Segwit

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. ...
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1answer
126 views

Bitcoin core Testnet version 4

I am Curious about bitcoin testnet. Since there is a massive change in bicoin mainnet i.e. https://bitcoin.org/en/alert/2017-07-12-potential-split Will Testnet4 be there and Testnet3 completely wipe ...
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1answer
232 views

What library or wallet can be used to test segwit transactions on testnet?

Is there any code snippets / wallets to send segwit transactions on the testnet at the moment? I'm more looking for a code snippet or any library to support this to do some tests and make them ...
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2answers
691 views

How to run bcoin on testnet?

In the documentation you can specify a network param, but the default main network name isn't the same as bitcoind (livenet). What is the name of testnet on bcoin? EDIT: When going by the ...
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2answers
360 views

Why does bitcoin create several “empty” wallet addresses?

I'm currently running bitcoind -testnet. I ran bitcoin-cli dumpwallet ~/wallet-output just to explore the output and it looks like it created 102 private/public key pairs that I assume are just sort ...
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1answer
850 views

Creating Mining Competition on regtest

As we know , Bitcoin core-Regtest is used to set up our own blockchain starting from Genesis Block. I have created Two nodes on my localhost running on different ports (I am using Windows 8.1). They ...
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2answers
13k views

How to generate a testnet address?

Bitcoin addresses can be generated on this site https://www.bitaddress.org, but the test network needs m or n at the beginning of the address, where can those be generated?
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1answer
298 views

How can I see or validate mining in regtest mode?

I can generate new blocks using generate number_of_blocks_that_you_want. I have 2 nodes running on regtest mode. I sent few coins from one node(wallet) to another. Transaction successful. Status it ...
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2answers
249 views

Where is the documentation for Testnet 5?

I've seen references to a Testnet 5 or Testnet5. The last Testnet version I know about was Testnet 3, started in late 2012 by Bitcoin Core 0.7.0. This raises two questions: Where is the ...
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2answers
8k views

To run bitcoin core testnet on Ubuntu 16.04

How can I run Bitcoin core testnet version on ubuntu 16.04 platform ? I am getting so many reference about how to run bitcoin core mainnet but it will take around 20 days to synchronize with the ...
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2answers
9k views

How can I use the Litecoin testnet?

Is there any Litecoin testnet explorer which records Litecoin testnet transactions? Where can a Litecoin testnet wallet be downloaded? Any reference or step by step explanation would be much ...
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2answers
1k views

Unable to mine on testnet

I want to try mining on testnet, I'm using cgminer and I got it working on the main network but when i'm runnig it on testnet I got (in debug mode): ] Testing pool http://127.0.0.1:18332 ] Probing ...
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1answer
870 views

Why the bitcoin address is not valid in any of the testNet faucet

I develop a simple Java/Maven/JSP app for bitcoin and generated the address 167Bqf3Mi3gnfhw5DhCfoYNTMxqANt3Zky I would like to send some money to this address from a bitcoin testnet faucet. I ...
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1answer
961 views

Can I get the wallet in bitcoind to use P2SH segwit (on testnet)?

Can I use the wallet functionality in bitcoin cli daemon with P2SH segwit on testnet/regtest? Meaning, can I receive on these addresses and send from them? And if I can, how? I cannot find it ...
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0answers
352 views

Scrypt CPU miner supporting segregated witness (for Litecoin testnet4) [closed]

I am interested in CPU mining on the Litecoin testnet (testnet4); the difficulty level is currently low enough to make this feasible. The standard Litecoin client no longer supports CPU mining. The ...
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1answer
820 views

How to connect to litecoin testnet3?

Running litecoin-0.13.2 with testnet=1 I get "No block source available." Do I need to add some nodes to litecoin.conf ? I tried adding some that I found from http://litecointools.com/ . Is there a ...
2
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1answer
3k views

trouble with bitcoin cli regtest

These are the commands I'm running after building a clean ubuntu docker image with all the dependencies: ./src/bitcoin-cli -regtest & It yields the error: error: too few parameters (need at ...
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2answers
769 views

Is there a Shapeshift service for Testnet coins to convert Bitcoins to other Altcoin testnet coins?

I'm building an app and I'm working with btc testnet coins, but I want to be able to convert them to other altcoin testnet coins. Is there such a service out there?
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2answers
459 views

What's the easiest/fastest way to experiment with bitcoin-cli?

I want to experiment with the bitcoin-cli in the easiest way. I just installed bitcoin core and waiting for it to download the blockchain. Is there a way meanwhile I can run bitcoind and/or bitcoin-...
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2answers
153 views

testnet3 frequent tx malleability

Related How confirm my own doublespend transaction got confirmed This is not about double spends and I believe that the related question is not about double spends ether! On bitcoin's testnet3 I am ...
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1answer
395 views

Where can I get testnet Bitcoins in the year 2017-March?

I doing some development and want to test out some stuff on testnet. Where can I get testnet coins in bitcoin? Last I read I might be able to mine with the Bitcoin core software? Or is that not worth ...
3
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1answer
925 views

Building Signed Bitcoin Transaction in Java

I have been attempting to build my own raw transaction generator in Java which I can then broadcast on the testnet network. The problem is when I attempt to broadcast the transaction it says there is ...
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2answers
221 views

Can I do a replay attack to spend my testnet bitcoin on the mainnet?

I think it would be possible to create a legitimate seeming transaction on the Bitcoin testnet that the Bitcoin mainnet would accept. I've read a bit about the ETC replay attacks, and it seems like ...
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2answers
1k views

Connecting two local nodes in RegTest

I am trying to connect two local regtest nodes together. I am able to run one regtest node without any issues, and am also able to run the bitcoin-cli commands such as generate to create my own chain, ...
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1answer
171 views

How can I work out why a transaction isn't being included in any blocks? [duplicate]

I've crafted a testnet p2sh address using python-bitcoinlib. The script contents is 2-of-2 multisig: 2, key1, key2, 2, OP_CHECKMULTISIG Redeem script: ...
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1answer
2k views

NBitcoin: signing a transaction in TestNet

I am using the NBitcoin Library to program a simple Bitcoin Transfer Program in C#. The Program will take the coins from a Transaction ID and then Transfer it to a Destination Wallet Address The ...