Questions tagged [bitcore]

For questions about BitPay's BitCore, an alternative full node

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1answer
133 views

Can I use Copay like Bitgo?

I need to use multisig wallet on my online service. The most suitable service for me is Bitgo, but it is very expensive. Commission 0.25% on the withdrawal. Can I use the Copay wallet for such tasks? ...
-2
votes
1answer
723 views

How can I set the fee rate for raw transactions on Bitcore?

I'm building a raw transaction. How do I set the relay fee in the Bitcore console wallet? I'm trying to send a transaction with 2 signatures. I created the transaction and signed the transaction with ...
0
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1answer
455 views

DashCoin insight setup in ubuntu system

I have tried to installed dash insight ui & api in my local machine (ubuntu OS) and it is completed all the steps but I m facing issue while start services in frontground. Let me share with you ...
0
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1answer
374 views

Zcash configure in ubuntu

I have tried to installed zcash insight ui & api in my local machine (ubuntu OS) and it is completed all the steps but I m facing issue while start services in frontground. Let me share with you ...
1
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0answers
151 views

Bitcoin network information pubkeyhash privatekey

I am trying to set up a https://github.com/bitpay/bitcore Insight node but for a forked coin of Bitcoin. To complete the task I need to modify the following information but with the forks version. ...
0
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1answer
192 views

Which full node implementation(s) supports SegWit

I just finished setting up a full node using bitcore.io's guide here. I need my node to support SegWit though and I am not entirely sure whether what I have set up offers SegWit support. Especially ...
0
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1answer
257 views

Bitcore Insight API: I am not able to create and broadcast transaction

I have tried to create transaction and broadcast transaction but I am not able to do this stuff. Let me share with you code. var transaction = new bitcore.Transaction() .from({"address":"...
1
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2answers
487 views

Permission problem installing bitcore

I have tried to install bitcore.io on a clean and upgraded Ubuntu 16.04.3 (64 bits) but always get permission errors. I have already created a user and password for bitcore: sudo useradd -r -m ...
1
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1answer
645 views

Insight API: txs json shows only 10 tx?

I have an Insight API Server running, it's fully synced and working. I would like to get a json to receive every tx within a block. On https://github.com/bitpay/insight-api it says I have to use: ...
3
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1answer
455 views

Insight-api: Websocket "tx" event - which variables?

the Insight API has a websocket and publishes TX events as described here: https://github.com/bitpay/insight-api (see bottom of this page) The documentation says the names are: tx: new transaction ...
2
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1answer
792 views

How to decode raw transaction which has 00 in '#TxIn' slot?

These are two raw transactions I got from Testnet, using bitcoind -testnet. ...
4
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3answers
950 views

Synchronize mempool between 3 nodes

Three bitcore nodes (version of bitcoind is quite old - 0.12.1) are deployed to the servers on different cloud platforms. All instances have the same bitcoin.conf files (except of rpcallowip, rpcuser ...
5
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2answers
1k views

Connect already running bitcoind with bitcore for bitcoin explorer

I want to create a bitcoin explorer using bitcoind. I am using bitcore and insight API for this purpose. I am already running bitcoind in my local system . I want to connect this running bitcoind ...
2
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0answers
217 views

How to change checking processes - bitcore-node

We are trying to set up bitcore-node to work with other cryptocurrency core. Lets say that everything in core is pretty much the same like in bitcoin core so everything should work. After resolving ...
0
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1answer
765 views

Can I run Trezor Wallet against my own local node on OSX?

I want to point Trezor Wallet at my own local node. I'm already running Bitcoin Core, but Trezor Wallet requires Bitcore. What I have tried: 1. Installing the latest bitcore version according to the ...
2
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3answers
1k views

Litecoin litecore-lib receive UTXO and current balance

I have coded NodeJS script for bitcoin for send all balance from by address to some other one. Now I want to do this for the litecoin. For bitcoin I have used bitcore-lib and bitcore-explorers libs to ...
2
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1answer
280 views

How much transaction fees are taken by bitcore for API use?

If I am using the API of bitcore.io and create transactions, how much transaction fees are taken by Bitcore? I couldn't find any description in their documentation.
0
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1answer
60 views

possible to generate privatekey based on private key using bitcore.io?

Is is possible to generate the private key based on private key, means suppose if i am having one set as bellow : privatekey : '02XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXacdefd' publickey : '...
3
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0answers
267 views

SegWit with BitCore-Lib

How to create a SegWit address and transaction using bitcore-lib?
3
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2answers
2k views

Trezor issue - "The bitcore server does not reply. Cannot connect to wallet"

I bought a Trezor, installed everything, and sent some BTC to my wallet. Everything was working correctly. Then today, after not using the Trezor for a few days, I tried to connect and am unable to. ...
1
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1answer
474 views

how to get realtime new transaction data in nodejs from bitcore

I want to run a private node, and use it to receive realtime unconfirmed transactions data into my nodejs script. How do I go about this?
0
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1answer
637 views

Invalid Argument Error when broadcasting a transaction with Bitcore

When I try to broadcast a transaction, I'm having this error: /home/aziz/node_modules/bitcore-explorers/node_modules/bitcore-lib/lib/util/preconditions.js:14 throw new errors.InvalidArgument(...
2
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2answers
3k views

How to Get UTXO using bitcore-lib?

I am using this library to make a wallet service that runs on a web browser. I use the library and browserify it so its compatible with the rest of my jquery. Now this tells me how to make and sign a ...
1
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1answer
359 views

Create a transaction from addresses A and B sending to address C

Related: Using bitcore to create a transaction with two addresses and change address I would like to create a transaction from addresses A and B sending to address C In the above question I get a ...
2
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1answer
581 views

Bitcore full node list with Wallet service enabled?

Is there any Bitcore full node list out there? I wanted that in order to use the Wallet Service while not being dependant on only one server. edit: quote on their website: You should now be able ...
-1
votes
1answer
104 views

How to pass Livenet Txhash on a testnet Bitcore node

I want to pass Txhash of a livenet Bitcoin transaction to a service created in Testnet bitcoin node. I have been using Bitcore as my client for writing services in nodejs. This is my Bitcoin Client
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0answers
206 views

What type of database does Bitcore use?

What type of database does Bitcore use to store the blockchain data? I can't find information on it. Does it use leveldb?
6
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2answers
322 views

What would be the fastest way to query for a certain txid to get its inputs?

I am working in an artistic/visualization project that analyses Bitcoin transactions. I have a Bitcore instance with insight API and from a Python script I query through the REST API so the queries ...
0
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2answers
270 views

Signing transactions with un/compressed key

Good day. I've created 2 addresses from the same private key. One address is of course compressed, while the other isn't. compressed_public_key = "...
0
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1answer
597 views

Copay wallet problem: "Could not update Wallet: Network connection error"

Apparently BitPay's servers must be down because I can browse the internet but my copay wallet is stuck in this error: Is there any way to know if it's really an issue on their end and if they're ...
1
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2answers
658 views

is there any API like blockchain.info and bitcore with tutorial?

is there? I'm finding it hard for starters to look it up without tutorials via the net, blockchain.info tutorial(on youtube and a single one) seems to be good but getting API key on blockchain.info is ...
2
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2answers
448 views

Bitcore-p2p: Peer.connect does not work

I'm trying to run a simple script to connect to a Bitcoin peer, like this one: var bitcore = require('bitcore-lib') var p2p = require('bitcore-p2p') var Peer = p2p.Peer; var peer = new Peer({host: '...
1
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2answers
55 views

What kind of messages are those used by Bitcore

When creating a transaction proposal with Bitcore, the options include a "message" field, both for the transaction and the single outputs. Are these messages those used by the Bitcoin network peers (...
4
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1answer
332 views

Performance and modularity of Bitcore vs Toshi

I have been reading about both, BitPay's Bitcore and Coinbase Toshi, and although they both claim to be highly scalable I could not find information in order to compare them in terms of performance ...
3
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1answer
197 views

Confused by various apis scriptPubKey

I am really confused and I am having trouble even asking this question in a coherent manner (as I am trying to describe things that other people have renamed multiple times in different instances) so ...
1
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2answers
109 views

'01' at the end of signatures

I am confused about the end marker at the end of signatures (in my case, individual sigs for a Tx that spends a P2SH) in pybitcointools: pybitcointools: ...
3
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1answer
234 views

bitcored fastsync

Is any way to sync bitcore daemon faster? Options: -h, --help output usage information -V, --version output the version number -c, --config <dir> Specify the directory with ...
0
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1answer
690 views

About changing the endpoint in insight API (in bitcore)

I am just trying to find docs on bitpay's bitcore node to change the endpoint of one of its services , which is insight-api https://github.com/bitpay/bitcore-node https://github.com/bitpay/insight-...
2
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1answer
1k views

Bitcore = "Error: More than one instance of bitcore-lib found"

These two lines (and nothing more), create an error: var exp = require('bitcore-explorers'); var btc = require('bitcore-lib'); Error: More than one instance of bitcore-lib found. Please make sure to ...
0
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1answer
133 views

partial signature (of P2SH) in Bitcore. howto?

Using pybitcointools, it is easy get partial signatures of a p2sh using the multisign function. Then, these can be communicated around to the several controllers of the p2sh address. Using bitcore, I ...
2
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0answers
159 views

What hardware and bandwidth requirements would a server need to fulfill to run Bitcore?

What's the cost of running Bitcore on AWS or DigitalOcean? I know I'd need about 128gb of hardrive space, but I'm not sure how much the typical bandwidth costs would be, and how much RAM or cores I ...
3
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1answer
1k views

Installing insight blockchain explorer - is bitcore mandatory?

What I have: bitcoind on Linux running. What I want: to have insight api+ui local website running. Earlier it was possible to add insight querying your bitcoind. Now it seems they made some bitcore ...
2
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1answer
576 views

Can Bitcore decode a raw tx?

I have a serialised transaction in raw hex format that I want decoded in JavaScript. Can Bitcore do that for me?
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0answers
51 views

How to sign messages deterministically with bitcore?

How do you sign messages deterministically with bitcore?
2
votes
1answer
346 views

Bitcoin HD wallet forwarder without depending on a 3rd party?

I want to setup a REST API service that does 3 simple things. Ask it to generate a new address (ideally from a BIP32 xpub key tree) Notify my server application when a deposit and confirmation X ...
1
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1answer
138 views

Blockchain.info returns "None Standard Script Output" when submitting a transaction?

I dont know what is wrong var insight = new Insight('https://insight.bitpay.com','livenet'); insight.getUnspentUtxos('1MkZVyKqNB5jpJDpfhp4TkDikFwdQM44he', function(err, utxos) { if (err) { ...
3
votes
1answer
791 views

Trying to understand how bitcore-node stores the data in the DB

I'm looking into the data and source of bitcore-node ( http://bitcore.io/ ), I'm a bit confused how all the information is stored in the database, probably it's in a similar way to others block ...
2
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1answer
1k views

Bitcore.io Create a raw tx hex (signed) to push to the blockchain

I am trying to push a raw transaction to blockr.io testnet using bitcore (current latest version 0.12.9) for node.js https://github.com/bitpay/bitcore I have constructed my transaction like so: var ...
3
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1answer
867 views

Using bitcore to create a transaction with two addresses and change address

I'm playing around with bitcore transactions and multi-sig transactions and was wondering how to send a transaction to more than one address, and keep the change. Currently when I try to send the ...
0
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1answer
1k views

Can anyone shed any light on this error? Bitcore Multisig - bad-txns-in-belowout

Code: var utxo = new bitcore.Transaction.UnspentOutput({ "txid" : "e0c6b736e86e8dccd63bbc27f35142b413bd991a410ef50f14cd56fa1a783a1e", "vout" : 0, "address" : "...