Testnet is a network separate from bitcoin that allows developers to attempt modifications of the bitcoin protocol safely.

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Receive money in regtest mode

I am working on a app in which my project communicates with the bitcoin server to get the details of a transaction with transaction id as the parameter. I have bitcoind, bitcoin-cli and bitcoin-qt ...
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how to get confirmed balance for bitcoin testnet server? [duplicate]

I can't get confirmed BTC from https://tpfaucet.appspot.com/ server. Tried many address and can't get balance with confirmation. for that reason my testnet server balance is always 0.0 ...
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16 views

what is the bitcoin.conf for testnet3?

I need to use bitcoin testnet3 server for testing via php. bitcoin.conf rpcuser=bitcoinrpc rpcpassword=random string testnet=1 create JsonRpc object with easy bitcoin: ...
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19 views

testnet server won't get any btc from TP's TestNet Faucet. what is the reason?

I have generate bitcoin address from testnet server. but I can't get any btc in those address. i tried many times and I failed. can anyone explain me that is the reason? whay i can't get btc on ...
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23 views

Trying to send Bitcoins from testnet to my regtest node

I send bitcoin regtest server BTC to other bitcoin address of same server. I sent 5 BTC but it shows 50 BTC of that account's associated address. It received 5 BTC. What's the problem with this ...
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41 views

how to use bitcoind jsonrpc for regtest or testnet server in php?

i used bitcoind with jsonrpc service. but i added regtest=1 in bitcoin.conf at .bitcoin folder. used: bitcoin-cli -regtest generate 101 bitcoin-cli -regtest getbalance 50.00000000 ...
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20 views

How to send an invalid transaction for testing purposes?

How could I send an invalid transaction—for testing purposes, such as with testnet or regtest? For example, I would like to to try to double-spend, spend non existent coins, etc.
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29 views

Bitcoin soft fork hypothetical issue based off BIP66

Recently I saw BIP66 activation occur on testnet, but then the majority of miners were propogating V2 blocks again, causing 0.10 nodes to reject any v2 blocks - causing a fork between V2 and V3 nodes. ...
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17 views

testnet pay per share mining pools

I was wondering if there are any testnet mining pools that are active, or is all of the current hash power on testnet (about 3 Th/s) all from solo miners. I would like to be able to get a bit of ...
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10 views

how to tell if a pool is not working

I have been trying to mine on testnet just for fun, and I ran across a testnet mining pool http://testnet.tbdice.org. Using cg miner, I was able to connect to the pool; however all of my shares are ...
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28 views

Where can I access a NXT public testnet node?

Was wondering where can I access a public NXT testnet node?
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68 views

Running another instance of bitcoin-qt dedicated to testnet/regtest?

Is it possible to run another instance of bitcoin-qt dedicated to testnet/regtest? If so, how do i do this? My question is similar to "Running two bitcoind instances for different nets," but I want ...
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80 views

Problem with sendrawtransaction

When I use bitcoin-cli sendrawtransaction and only get -25 errors. I have tried to push the transaction using different blockchain explorer sites, but that didn't work. I have tried: ...
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35 views

Why can't the block size upgrade be trialed on testnet with an organised “stress test”

A stress test was run on mainnet to see the effect of exponential demand in Tx volume. Why can't a testnet "stress test" be organised to look at the implications of the 20Mb block size (and other ...
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1answer
49 views

Why the same confirmed transaction in the Testnet has different block hash and other fields?

Chain.com http://explorer.chain.com/transactions/a4bfb8e21ae3d6232183dfb8ef5fcee8c9b8f223c2d25738e24765a75abd009b Chain.so ...
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1answer
63 views

Why was this transaction allowed on testnet?

I'm a bit confused on how testing stuff for Bitcoin on the testnet currently works. For example, bitcoin core 0.10 enables only 40 bytes in OP_RETURN, but I'm not sure if 0.10 is the latest version ...
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88 views

Bitcore Testnet API

Does anyone know if Bitcore offer a testnet API to play around with? I'm implementing an Escrow system using the API and Node.js and don't particularly want to use real Bitcoins. Thanks.
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112 views

Cannot create a transaction

I am trying to create a transaction on the bitcoin testnet, using bitcore: Error Message : SyntaxError: JSON.parse: unexpected character at line 1 column 1 of the JSON data Here is my code: ...
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38 views

Armory 0.93 on Testnet: consistent unconfirmed Txs sent from connected Bitcoin-cli (log attached)

Running Armory (0.93.0.82) on Win7 x64 with the following flags: "C:\Program Files (x86)\Armory\ArmoryQt.exe" --testnet --datadir=d:\data\armory\testnet3 --satoshi-datadir="d:\data\bitcoincore" ...
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81 views

Why am I unable to post two transactions (the second from the change address of the first) in the same block?

I'm attempting to make a transaction on the testnet with an OP_RETURN and a change address in it, and then make a second OP_RETURN transaction from first transaction's change address in the same ...
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85 views

Working example of raw transaction utilising Boolean (OP_IF, OP_ENDIF) scripting REQUIRED

I recently posted this Testnet TX (TxID 2d0daa01da8294a54178f8111eb2a02010c425fd15957d8baee8717edcfbe105) which successfully spends an output (TxID ...
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1answer
131 views

Redeeming OP_SHA256 hash OP_EQUAL (Testnet) Tx

I created the following non-standard Tx on the Testnet3 network: 6b52c981e6814072db77cb755b2633cd126b4ca21501d18ab994531e17a4a813 { hash: ...
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50 views

Testnet version history

From Bitcoin Wiki: Testnet There have been three generations of testnet. Testnet2 was just the first testnet reset with a different genesis block, because people were starting to trade testnet ...
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96 views

How can one simulate and analyze attacks on the Bitcoin network?

Are there any other platforms or tools beside TestNet where I can simulate and analyze various attacks like double spending (finney/block withholding attacks etc.)?
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81 views

bitcoin-0.9.3 won't syncup on TESTNET stuck at height 26859

Downloaded the latest bitcoin core tar ball 0.9.3. New install for test and development. This thread relates only to the TESTNET, I haven't tried on the production network. When launching the bitcoind ...
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45 views

Is it possible to run a simple attack on a previous version of the client in testnet mode?

I need to simulate an attack locally or in testnet (if possible) for academic purpose, on an old and bugged version of the bitcoin core client. I am in posses of test BTC in the last version. I want ...
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1answer
44 views

How do you access the NXT testnet to test out new features of the system?

I downloaded the new nxt platform and want to try out the testnet system for new features. How do you get the testnet running on your local system?
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62 views

Do testnet networks require the same main network fee?

As in the title, I'm wondering if testnet networks always require the same fee. I know the coins aren't worth any thing, so it doesn't matter if I have to pay the fee or not, but I'm just curious.
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627 views

BlockChain.info testnet wallet and API

Does blockchain.info provide wallets and API service for testnet? This information is quite hard to find from their site.
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67 views

Key exported from BitcoinJ is different from the key shown by bitcoind

I am quite new to Bitcoin. I am trying to use Bitcoinj with regtest mode. I have created the following application: public class TestBitcoinj { private final static BigInteger ONE = new ...
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101 views

How do I run Armory Testnet on Win7 x64 using Bitcoin Core 0.9.3 using remote datadir?

Trying to use the testnet which I have no problems with using Bitcoin Core 0.9.3 with command: Bitcoin-qt.exe -testnet -datadir=f:\data\bitcoincore But running Armory using the Testnet icon attempts ...
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67 views

Local Testnet3, where do the new coins get sent to?

I'm trying to setup a local testnet with multiple nodes. Currently I have three nodes, and their mining powers are almost the same. When I use listaccounts RPC call, all the wallets have 0 coins. ...
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109 views

Bitcoin testnet: “Bitcoin is downloading blocks…” and other problem

I'm trying to setup a local testnet with multiple nodes. Currently I have three nodes, and their mining powers are almost the same. Things have been quite ok so far, except some problems that I need ...
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62 views

Are bitcoin testnet addresses taxed?

Here is a testnet address I've been experimenting with, Here is some test BTC leaving the address, I didn't initiate the transfer though, is this a feature of the testnet to keep the faucets stocked ...
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348 views

How can I do CPU mining on testnet?

I'm trying to do cpu mining on testnet to debug coinbase transactions in my application. Tried running GUI miner, I get the below output: 2014-07-31 11:31:51: Running command: poclbm.exe ...
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144 views

Error pushing hex of tx, generated with bitcoinjs 1.0, on testnet

I'm new to bitcoin programming and decided to give it a try with the release of bitcoinjs-lib 1.0. Here is how I generate the hex for the transaction var bitcoin = require('bitcoinjs-lib'); var key ...
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262 views

creating our own coin - connection refused error

We are trying to create our own currency. We first started with testnet. The aim is to generate a genesis block and testnet did it very well. However, although we had connection between two ...
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1answer
184 views

Tx to a multisig address in testnet not working

i've sent a tx to a newly created multisig address on testnet, but i dont understand why i didnt get the funds yet. What i've done to so far was create 3 separate wallets, and get the 3 pubkeys to ...
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110 views

Which altcoins have testnets?

Bitcoin can be run on a public testnet (by using a different port than the real Bitcoin network). This is very useful for development, because you can test software handling Bitcoin without handling ...
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335 views

RPC calls fail in testnet mode, but not normal mode?

I'm running bitcoind on a debian web server. If I run in normal mode, i.e. "bitcoind -daemon," then it seems to work completely fine. [birdseye]$ ./bitcoind -daemon Bitcoin server starting ...
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827 views

bitcoind in testnet is not synchronizing

I installed bitcoind into Linux. I'm running it in testnet mode but it is not synchronizing as it is not downloading blocks. I have the following in bitcoin.conf: rpcport=8332 # Needed for testnet ...
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160 views

Bitcoind doesn't find transactions / synchronize / update until last block from Testnet

I set up bitcoind as server. It downloads the testnet blockchain but it is inconsistent with public data: http://blockexplorer.com/testnet/q/getblockcount 182951 (As of 18/02/14) And bitcoind ...
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1answer
1k views

How to establish connection for mining testnet blocks on newly created altcoin

I was trying to clone an altcoin for educational purposes. I am total newby and I've got some plans to implement different PoW and continue working on cryto-currencies. I followed the cloning guide ...
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149 views

Double spend attempts examples on testnet?

Where can I find some double spend attempts examples on testnet? Can anyone refer me some TXIDs with double spends on testnet? EDIT: I need some example in which an outpoint was intended to be used ...
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404 views

How to use Bitaddress.org and Blockchain.info with Testnet coins?

I was asking myself the same question posed at How to run a bitcoind on a hosting securely? At the above posting, George Pearce provided a good suggestion. However, I have questions but ...
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227 views

Bitcoin Testnet is not working [closed]

I am new to Bitcoin Development Environment. Trying to setup testnet environment with the help this blog post. Bitcoin Folder ~/.bitcoin $ ls bitcoin.conf chainstate db.log peers.dat blocks ...
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307 views

Cannot synchronize with Bitcoin in testnet mode

I downloaded Bitcoin-QT for Windows 7 into: MYUSERNAME/Downloads/bitcoin-0.8.6-win32/bitcoin-0.8.6-win32 I want to run Bitcoin in testnet mode, so I created bitcoin.conf with only the following ...
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2answers
590 views

Cannot get Bitcoin-QT to run in testnet mode

I downloaded Bitcoin-QT for Windows 7 into: MYUSERNAME/Downloads/bitcoin-0.8.6-win32/bitcoin-0.8.6-win32 I want to run Bitcoin in testnet mode, so I created bitcoin.conf with only the following ...
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1answer
112 views

Looking for testnet coins [duplicate]

Having a hard time getting the amount of testnet coins I need. Anyone know a way of getting a rather large amount of testnet coins? If you can spare some:mvhTdSXUhs812vY5t1StAKohwid5GwALgK
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174 views

Completely confused with mutisig address and scripts

I used the guide, how to make escrow from bitcoin console. Here are my transactions in testnet: tx1 tx2 I am confused about ScriptPublicKey in tx1: OP_HASH160 ...