refers to the company Coinbase, not the coinbase transaction. For coinbase transaction, see [coinbase-transaction].

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1answer
32 views

Sandbox bitcoins status is pending

I have registered on https://sandbox.coinbase.com before, two days ago. They are showing me that I have received 100,000 bits. It's been 3 days that status is still in pending state. What am I ...
0
votes
1answer
56 views

Coinbase denies transaction: Please complete verifications to send money

I use coinbase to transfer BTC for few monthes. Everything used to be ok up to today. I suddenly got message "Please complete verifications to send money". I did not ever get this message before. ...
0
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1answer
86 views

Multiple bitcoin transactions between addresses in the same wallet

I have two wallets: one in coinbase and one in blockchain.info. I imported several outside addresses(created in bitaddress.org) in my blockchain.info wallet. However, sometimes when I transfer ...
5
votes
2answers
139 views

What changed about coinbase.com to make it a “regulated exchange”?

It's all over the news that coinbase today is opening "will open the first regulated bitcoin exchange in the U.S.". But what exactly is the news here? Hasn't coinbase been serving customers from ...
1
vote
1answer
95 views

Database error when installing Coinbase's Toshi with Docker

I'm trying to install toshi over docker and am using an AWS RDS DB for postgres. After running docker build -t=coinbase/toshi . on an AWS ec2 instance I attempt to run: sudo docker run -e ...
2
votes
1answer
83 views

How did Coinbase monitor BTC transactions?

I've been seeing a lot of articles like this one claiming that Coinbase has been suspending users that transmit and receive BTCs from sites that provide objectionable goods and services (e.g. drug ...
1
vote
1answer
96 views

Does Coinbase have the ability to create a “Business” Account?

Wanted to see if anyone here knew if you are able to work with Coinbase to create a "Business/Corporate" level Accounts? Meaning that when signing up and linking a bank account to your Coinbase ...
0
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0answers
60 views

List of Bitcoin Exchanges that have an API that you can trigger purchase Bitcoin via ACH?

I am trying to figure out if there are any other Bitcoin Exchanges that allow you to trigger a USD to BTC transactions through ACH via an API besides Coinbase. I know that Circle allows you to have ...
0
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1answer
54 views

Is Coinbase.com combining / commingling transactions or funds?

In this transaction, I transferred 2 BTC from my Coinbase.com wallet to an external address. Why are there 3 outputs in the transaction? I understand the output of 2 BTC, and the 0.0001 BTC ...
0
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1answer
77 views

NoClassDefFoundError when using Java Coinbase API

I've simply downloaded an API .jar file of a Coinbase. I've created a project dynamic web project. I added successfully into a reference library that API. Here is my simple program: import ...
2
votes
1answer
147 views

What happens to off chain transactions when the blockchain is reorganised?

Many companies seem to use off chain transactions to transfer bitcoins between their own customers. What happens when a side chain gains dominance and no longer contains a block with the underlying ...
0
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0answers
36 views

Bitcoin Wallet Management APIs

I'm working on a proof-of-concept website. I'm planning for each new user to be assigned a new address for depositing funds, and to have a main escrow wallet also. The flow will be User's own ...
0
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1answer
39 views

How do I reset my TFA token in Coinbase?

I would like to move my Coinbase Two-factor authentication token from one device to another. I cannot find a location on their website to disable TFA once it has been set up, or to move the token to ...
1
vote
1answer
142 views

PHP Coinbase Callback POST

I've a problem with the callback. The post data is not right, because the users cents is not update. My Code: public function bitcoin($secret) { if($secret == ...
0
votes
0answers
19 views

Coinbase API and my website

I am creating a website which has user profiles, and I was wondering if it was a good idea to use the Coinbase API to create a new wallet for each user when they sign-up. Does anyone know of any draw ...
0
votes
1answer
103 views

Coinbase Security

Does anybody know how cold is the Coinbase cold storage? I'm not really into Coinbase but when I read about their cold storage I become a little bit skeptical: for example, how do they process ...
1
vote
0answers
117 views

Coinbase lost my transaction from Bitstamp

I'm moving my coins out of Bitstamp I was looking for another exchange. I have sent 0.00007 BTC to just test the transaction. I got the address where I want to send coins to from ...
2
votes
2answers
44 views

Can I do blind refunds relatively reliably?

If I receive a Bitcoin payment, and do not have any other information about the sender, can I refund the payment with a decent degree of reliability? The current state of things is that the general ...
1
vote
1answer
71 views

Do receiving addresses expire on Multibit?

Okay so I have tried Resetting Blockchain and Transactions plenty of times. The only thing is I used an old receiving address that I used about 2 months ago. Do these addresses expire? Can they only ...
0
votes
1answer
190 views

How to Track if Payment is Received with API in Coinbase

I am using coinbase api https://github.com/coinbase/coinbase-php and I successfully created order button but I didn't found anything to confirm or track that I have received payment. <?php ...
1
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3answers
162 views

Do payment processors who convert bitcoin to dollars (like Coinbase and Bitpay) devalue bitcoin?

My understanding is that Coinbase and Bitpay process payments made in BTC. They receive BTC from a buyer (for example someone buying patio furniture) and send USD to merchants who don't want to keep ...
0
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1answer
37 views

Coinbase outgoing transaction never changed destination account balance?

The transaction can be tracked at https://blockchain.info/tx/47068b561814a19a9613946185d527c7ba6eb3b6ed0cf17554fc80c27d7f0d4e?show_adv=false. Although the transaction has been already been confirmed ...
4
votes
1answer
140 views

Does anyone have insight into how Coinbase calculates the number of confirmations for a transaction?

When you compare number of confirmations for a transaction by hash using Coinbase vs using Blockchain.info, Coinbase is always ~10 confirmations below Blockchain. Does anyone know why? I'm using the ...
-1
votes
1answer
156 views

What's up with all the QR codes? [duplicate]

Just bought $5 of Bitcoins from CoinBase. How do I spend them? I gather it has something to do with QR codes. . . .
-1
votes
3answers
319 views

I would like to exchange my mining earning to real cash in my bank account, then should I mine Bitcoin or Litecoin?

As a total Noob I have a CPU and GPU intensive machine and want to mine some coin to earn. In addition, I try to get the best trade of between the earning from the mining and exchanging it to a real ...
1
vote
1answer
71 views

How can non-Coinbase customers pay to Coinbase from Android?

Scenario: Say I want to create a shopping app on android. After filling the shopping cart, when the user wants to check out, he is asked to pay me the bitcoins. I have created an account on ...
0
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1answer
170 views

interpreting coin base api historical price data

i'm looking at the coin based api and they provide historical price data https://coinbase.com/api/v1/prices/historical?page=1 which returns results like this 2014-02-22T04:47:06-05:00,575.39 ...
1
vote
1answer
353 views

What's the advantage of bitpay over coinbase for a merchant solution?

I'm trying to figure out why a merchant would ever choose bitpay over coinbase as an integration solution. It seems they offer very similar services (accept bitcoin payments, exchange for dollars ...
0
votes
1answer
192 views

Transaction to Coinbase not showing up in account

On 26th and 31st of January I transferred each 1 BTC (total of 2 BTC) from my Blockchain wallet to my Coinbase wallet. On the Blockchain site they show up as confirmed transfers. However, on the ...
1
vote
1answer
477 views

Funds from coinbase never showed in my Multibit wallet

I know this question has been asked and answered a bunch of times so I am sorry for doing the same. I am basically a moron when it comes to this stuff and very new to digital currency. So here's the ...
5
votes
1answer
3k views

Import private key to coinbase?

Is there a way to import a private key that I have been using in bitcoin-qt to my coinbase wallet?
3
votes
1answer
156 views

coinbase receiving addresses reused!

I generated a new receiving address on CoinBase so that someone can send me BTC. I immediately searched the address on blockchain.info and was quite surprised to see that it already had many ...
3
votes
2answers
543 views

Is there a standard procedure for refunding Bitcoin transactions?

I work for an online retailer, and we're currently testing a Coinbase payment implementation for our checkout. One of our big concerns is being able to send a refund in the event that we're unable to ...
0
votes
1answer
231 views

Why doesn't my balance bought on Coinbase show up on Blockchain.info?

I've been trying out different Bitcoin services and I've run into a bit of a conundrum with Coinbase. I purchased a small amount of Bitcoin several days ago and this morning, the transaction was ...
6
votes
3answers
194 views

How can I tell whether transactions were (not) made via BitPay / Coinbase?

Background Recently, Rep. Steve Stockman posed for a photo op with his Bitcoin address on a big QR code, which got shared. He has a Bitcoin donation page which asks for identifying info and goes ...
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votes
3answers
563 views

Bitcoin theft from Coinbase account being hacked

Not sure anything can be done, but I want to know how they did it and to prevent them using the coins if at all possible. Here are the details of the theft. You just sent 0.8495 BTC (worth $604.46 ...
-1
votes
1answer
270 views

what is $_GET['code'] in coinbase api

I am trying to integrate basecoin api with the code given bellow <?php require_once(dirname(__FILE__) . '/lib/Coinbase.php'); // Create an application at https://coinbase.com/oauth/applications ...
1
vote
1answer
138 views

Why not send BTC between web wallets?

In this question, Is it possible to transfer BitCoins from BlockChain to CoinBase?, the answer implies that this is a bad idea. But for me, this raises a question. I like to Coinbase's tools for ...
2
votes
1answer
2k views

What advantage do Mt.Gox or Kraken have over Coinbase?

I just verified at Mt. Gox and am pending verification at Kraken. However, I quickly realized that there were hurdles that I needed to jump through in order to get my USD into BTC. Coinbase was a ...
2
votes
1answer
209 views

How can I use bitcoin testnet in coinbase php

I'm using coinbase wallet for bitcoin transactions. Is there any option to use testnet for transactions testing purpose in coinbase? Any suggestions will helpful.
1
vote
1answer
5k views

Transfer Bitcoins from Coinbase to an Offline Wallet

Besides using the send bitcoins option, is there a way I can transfer my bitcoins from my online Coinbase account to an offline wallet? I mainly want to do this because I'd recently found out that ...
1
vote
1answer
104 views

Implementation languages of popular exchanges

What programming languages are some of the popular BTC exchanges implemented in? E.g. MtGox, BTC-E, Coinbase, etc. MtGox is releasing their new Midas trading engine, and there does not seem to be much ...
4
votes
4answers
2k views

How to file bitcoin income to the IRS

I want to check if there is any specific tips how to properly file income from speculation with BTC to the IRS. Also is there any specific report from the Coinbase available?
-1
votes
1answer
1k views

What is Buttercoin, and how does it differ from other exchanges such as Coinbase?

I successfully purchased some Bitcoins via Coinbase. Coinbase makes sense to me as it seems like buying a stock like I can via ETrade. I was able to easily link my bank account to coinbase and it ...
2
votes
1answer
931 views

Bitcoin address does not show transaction/balance from Coinbase purchase

I purchased a bitcoin using a Coinbase account. When I try to verify that transaction to the address, I can't see any activity or balance for the bitcoin address that Coinbase shows as mine. Coinbase, ...
1
vote
0answers
220 views

CoinBase Callback URL in Java

I using CoinBase API for transactions in a game. I assign a callback URL with the address so as to get instant notification on payment transactions. the URL is called but it is not sending any data. ...
0
votes
1answer
5k views

Is it possible to transfer BitCoins from BlockChain to CoinBase?

I have BitCoins in BlockChain - is it possible to transfer these into my CoinBase account?
1
vote
2answers
331 views

Why is blockchain.info allowed to have an iOS app but coinbase is not?

I saw that Coinbase's new wallet app has been pulled from the iOS app store. Is there anything about the Coinbase wallet app that was different from the blockchain.info wallet app?
1
vote
2answers
4k views

Can trading be done on coinbase.com?

On coinbase.com I tried to sell some bitcoins and was told I had to register a bank account. I'd have expected that only if I were trying to withdraw dollars, euros, etc., from coinbase. On mtgox ...
2
votes
1answer
299 views

Are coinbase.com purchases effectively bitcoin futures?

I just purchased 0.1 BTC from coinbase with a bank transfer. Coinbase informed me that the transaction would take 4 business days to complete. So I don't have any bitcoins yet, but Coinbase promises ...