Tag: transaction-verification

1 Bitcoin testnet3: unable to push/publish raw transaction: how to verify validity of transaction? 2017-02-16T06:51:47.693

1 How does merkle tree verification of transaction work? 2017-03-27T08:36:57.253

1 Does an Invalid Transaction persist in the mempool? 2017-05-25T16:24:08.453

1 Which sender is banned in case of nvalid transactions or blocks? 2017-05-30T09:06:38.367

1 Can arbitrary transactions be aggregated? 2017-06-08T17:48:50.413

1 Why does only the earliest transaction matter for double spending? 2017-06-11T09:52:13.480

1 How do miners decode the input transaction? 2017-06-16T06:00:49.127

1 How is a miner prevented from adding transactions without signatures to their block? 2017-11-29T20:52:53.867

1 Private Keys / Transaction Verification 2018-01-04T17:56:10.467

1 Balance between minimum transaction fee and time using Electrum 3 2018-01-10T09:31:32.560

1 bitcoin transaction expired 2018-02-02T15:40:38.560

1 Bitcoin fake transactions 2018-02-26T00:46:22.173

1 Does every miner verify blocks that are already in the Blockchain 2018-03-27T07:01:34.467

1 Why can't Bitcoin transactions be stopped like SWIFT transfers? 2018-05-11T11:55:23.657

1 Merkle root Vs transaction hashes 2018-05-15T08:59:55.583

1 Merkle Tree computations 2018-05-17T11:36:42.837

1 Satoshi Nakamoto's Transaction Chain Diagram Hash Value 2018-05-22T03:36:37.437

1 Is the UTXO set size important for non-mining full nodes? 2018-05-24T08:46:37.337

1 What is the correct use of the term "validating"? 2018-07-20T06:57:54.977

1 how do miners verify transaction without identifying sender and receiver? 2018-08-03T12:47:54.833

1 May it be a risk to use the origin as the change address? 2018-08-23T22:04:21.933

1 Is it posible to create a transaction output that can either be reddemed by privK of Addr A or by privK of Addr B AFTER certain blockheight? 2018-10-20T10:54:18.537

1 Why are only specific transaction types accepted into the mempool? 2019-04-07T17:25:53.183

1 How miner makes sure that a transaction he picked up from mempool is actually valid? 2019-04-09T03:00:14.030

1 Besides transaction validation, are there any other uses of the Script language in Bitcoin 2019-04-21T21:48:51.193

1 Can anyone initiate a Blockchain transaction into the mining pool? 2019-05-06T13:56:35.800

1 Is verification of a blockchain computationally cheaper than recreating it? 2019-08-03T15:50:24.880

1 What happens to transactions included in extinct or invalid blocks? 2019-08-27T14:15:04.060

1 Verifying a bitcoin Signature and what is the transaction data that is signed? 2019-09-05T12:56:26.390

1 Clarification on the script P2SH, how is executed to Bitcoin core? 2019-09-17T17:09:05.507

1 How to tell if a transaction is valid? 2019-10-20T16:26:44.283

0 how to do address callbacks? 2013-07-29T01:21:30.467

0 Authentificate myself as the sender of a bitcoin transaction 2013-10-21T18:00:28.350

0 Redeeming OP_SHA256 hash OP_EQUAL (Testnet) Tx 2015-03-04T09:15:54.343

0 Where is the code for verification of multi signature? 2015-03-20T00:46:09.107

0 What is A matching transaction in the pool validation? 2015-04-05T12:10:35.673

0 How to send an invalid transaction for testing purposes? 2015-07-24T03:19:56.517

0 How is it possibile to verify payments without running a full network node? 2016-03-26T10:43:47.880

0 What is the memory usage for checking transaction inputs? 2016-04-26T06:18:40.097

0 Does a new nodes verify all transactions or only blocks 2016-09-08T14:42:07.550

0 Verify value of input address 2016-10-06T11:02:21.330

0 separating proof of work from mining possible? 2016-11-08T04:53:36.857

0 How does the Bitcoin Network verify whether the wallet has enough bitcoins for the transaction? 2017-02-08T06:47:26.793

0 How can I work out why a transaction isn't being included in any blocks? 2017-03-13T12:43:34.490

0 tx-malleability who re-signed the tx? 2017-04-04T22:52:43.500

0 What happen to my bitcoin 2017-04-27T08:12:35.393

0 Do I have to try to mine bitcoin in order to verify peoples transactions? 2017-07-05T18:48:13.457

0 Transactions tree not list? 2017-07-10T04:09:28.803

0 PlexCard Visa : Would it be legal all around the world? 2017-07-24T04:12:04.827

0 i sent bitcoin from my coinbase account to my bittrex account but i used the Bitcoin cash address on accident 2017-08-25T19:46:11.950

0 Exchange Transaction versus Blockchain Verification 2017-11-03T10:12:33.090

0 (Detailed) journey of a transaction 2017-11-06T10:55:38.020

0 Verification of Transfer 2017-11-08T15:42:43.310

0 What would happen if every miner adds a transaction to his block that did not occur? 2017-12-07T11:03:05.257

0 Does the miner first validate transaction before doing POW or he does not validate at all ? 2017-12-13T10:53:09.730

0 10 days, still no confirmation. Will this ever get confirmed 2017-12-16T14:48:32.480

0 bitcoin transaction spent but not received 2017-12-23T14:11:59.863

0 How bitcoin transaction fromat design can be explained? 2018-01-16T20:07:27.760

0 Not sure if I accidentally double spent my LTC LITECOIN 2018-01-20T08:49:22.117

0 Confirming transactions in the Merkle root and SegWit 2018-02-26T22:11:34.307

0 Can an attacker use a modified Bitcoin node to pass fake transactions into the mempool? 2018-03-07T23:38:08.540

0 If in order to verify a block your hash just has to be lower than the hash in the block, then why won't 00000000000000000000000000001 work every time? 2018-03-14T03:23:23.837

0 What is the computational power required for just verifying maybe two transactions 2018-03-14T05:14:25.287

0 why can't i push this transaction? 2018-03-21T00:51:25.603

0 What exactly is a bitcoin? 2018-04-16T21:21:01.107

0 P2SH signature verification in python 2018-05-24T17:42:51.780

0 Is a miner running a full node? 2018-06-13T08:06:59.120

0 How to verify if it's Segwit Transaction or not? 2018-07-17T07:57:04.653

0 How miners validate each transaction? 2018-08-04T08:03:16.103

0 Reject or refuse to relay a valid transaction 2018-08-10T10:24:42.557

0 How do you get Sibling Hashed Values in a Merkle Proof? 2018-08-16T19:15:43.890

0 How does blockchain technology handle the actual transaction data? 2018-09-11T15:42:08.367

0 When do scripts executed? 2018-09-17T12:52:55.643

0 Why are the inputs of Bitcoin transactions signed? 2018-12-07T22:35:14.857

0 P2SH secure spending. How? 2018-12-17T15:13:04.803

0 Validate 3rd party transactions on Bitcoin-qt debug window 2019-01-13T15:16:56.963

0 On blockchain scalability bottleneck 2019-01-22T04:30:45.077

0 How does transaction authentication between buyer and seller look for? 2019-02-05T17:03:41.763

0 How to generate the digest from a raw bitcoin transaction for verifying signature of specific input? 2019-03-06T03:00:16.473

0 Bitcoin checks and balances 2019-03-25T08:05:33.507

0 Indexing of transactions in the blockchain 2019-03-25T11:45:45.577

0 Are transactions with the same ScriptSig a security problem? 2019-03-25T21:11:58.380

0 Message: "this payment has not yet been transmitted" 2019-04-03T05:03:39.500

0 Checking if a receiver has enough coins 2019-04-15T23:16:35.507

0 Following SegWit implementation, is BIP-146 signalling and implementation still on the docket? 2019-04-29T11:52:18.960

0 How can I calculate/estimate how quickly a machine can verify transactions on the blockchain? 2019-05-20T17:35:14.737

0 Bitcoin transactions validation process 2019-05-30T03:31:43.333

0 How exactly do transactions work? 2019-06-20T15:50:37.987

0 How does OP_CHECKSIG work 2019-08-29T11:42:11.037

0 Bitcoin Signature Verification 2019-09-09T12:38:46.417

0 How does this simple script use the OP_CHECKSIG opcode? 2019-09-16T16:13:51.347

0 Bitcoin check if the transaction is valid 2019-09-16T23:07:23.910

0 Not able to Spend 2-2 MultiSig UTXO 2019-11-06T11:28:17.770

0 What stopping miner from altering value in transaction to increase transaction fee? 2019-11-13T06:42:18.740

0 Sent BTC from Coinbase, blockchain explorer says Confirmed. Is recipient lying or could something else be the issue? 2019-11-26T19:44:08.730

0 Verify Bitcoin Transaction 2019-11-28T20:30:08.253

-1 Neutrality in Bitcoin Verification 2017-11-03T16:25:13.983

-2 In layman's terms, can anyone explain to me how miners generate Bitcoins and process transactions at the same time? 2014-01-03T20:33:49.467