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Showing 20 of 136 results by BITMAIN_Janet
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Board Service Announcements
Re: AntPool - Coinbase Script Auction Tool goes live!
by
BITMAIN_Janet
on 11/05/2015, 09:54:20 UTC
Coinbase scripts' display Cool

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Topic
Board Hardware
Re: AntMiner S4+ available for global sales on April 20th, shipping within one week
by
BITMAIN_Janet
on 20/04/2015, 09:00:38 UTC
Quote
1. The included PSU cannot be used in countries with a mains power voltage lower than 205V. The PSU will not start below this voltage.
Pretty much has no market in North America then.


S4+ is very noisy, and not suitable to mine at home. While S4+ is working with US industrial electrical standard.
 
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Topic
Board Hardware
Re: AntMiner S4+ available for sales on April 20th, shipping within one week
by
BITMAIN_Janet
on 20/04/2015, 07:55:49 UTC
Reserved for FAQ, technical support
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 20/04/2015, 01:56:57 UTC
Here is the whole official announce:
Quote
Hi all - Due to the falling bitcoin price this week, ANTS2 and UMISOO contracts currently have higher maintenance fees than they do revenues.

From April 14th, 2015 (Beijing time, GMT+8), Hashnest will calculate once daily ANTS2 and UMISOO expected revenues on a PPS basis. This calculation will be performed between 12:00 and 13:00 Beijing time each day. If this calculation returns a negative result, the losses will not be deducted from your remaining balance.

If negative income conditions persist for ten days in a row, ANTS2 and UMISOO contracts will be terminated.
Currently, theoretical PPS return per terahash should be 0.01017BTC, and the daily electricity cost per terahash of ANTS2 and UMISOO is $2.304 USD. As long as BTC price is lower than $226.54 (2.304/0.01017), the electricity fee will exceed the mining rewards.
The bitcoin price used will be the CoinDesk BPI USD price.

When we wrote  $226.54, we used it to calculate the situation "ANTS2 and UMISOO contracts will be terminated". BTC price used to calculate will change along with difficulty increasing.
Hashnest will pay you by PPS mode instead of frequently changing between PPS and PPLNS mode due to the fluctuant BTC price.
It is the best way to reduce user's loss under current conditons.

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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 19/04/2015, 10:21:37 UTC
Umisoo was slightly profitable for most of the day yesterday. The coindesk price was above the threshold until after 1:30 Bejing time and is currently below.

Based on how Bitmain stated the redemption period works. There should have been small PPS payouts and it should have switched to PPLNS for the day. Assuming the price stays below it would have switched back in 24hrs and the 10 days redemption period wold start again.

Can someone from Bitmain clarify?


Hi
Here is the terms of "Miner Redemption":

Quote
1.    If due to falling bitcoin exchange rate or increase in mining difficulty, the electricity fee is greater than 90% of mining revenues, mining contracts on Hashnest will enter a “redemption waiting period”.

2.    As we do our best to keep mining contracts profitable, during this waiting period, revenues will be paid out according to the PPS method.

3.    If owing to a rising exchange rate, the ratio of electricity fees to PPS payout is lower than 90% for a period of ten continuous days, then mining contracts will revert back to the PPLNS method.

4.    During this waiting period, if electricity fees are greater than revenues for a sustained period of ten continuous days, Hashnest reserves the right to retire the machines. When machines are retired, a user’s contract will then enter into the “hardware redemption period”.

5.    Prior to a machine entering into this hardware redemption period, Hashnest will not accept any requests for hardware redemption.

6.    During the hardware redemption period, users are given a period of fifteen days during which requests for hardware redemption must be made.

7.    Customers holding enough GH/s to constitute an entire machine of the associated type (e.g., 1155 GH/s of Antminer S5) are eligible to convert that amount of GH/s into the used unit of the associated type. If a user does not have enough GH/s of the associated kind to exchange for actual hardware, then this user is not eligible for hardware redemption.

Janet - Thanks for the reply but my question had to do with why the 10 days did not reset today. According to the official message sent out - Coindesk price will be used and calculation will be done every day between 12-1 Beijing time. Today between 12-1 Beijing time Umisoo and S2 were profitable. (slightly)

It looks like the calculations and payments were processed several hours later once the price had dropped. Yes I understand that currently it is not profitable. I believe that we are not going to stay at these price levels forever so every day is important.

Please clarify.


Hi,

Before we announce "a user’s contract enter into the “hardware redemption period”", Hashnest will pay you by PPS mode instead of frequently changing between PPS and PPLNS mode due to the fluctuant BTC price. It is the best way to reduce user's loss under current conditons.

Quote
why the 10 days did not reset today
It is the term that PPS payout is being processed before we announce "end 'redemption waiting period' " or "enter into 'hardware redemption period' "

Janet
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 17/04/2015, 10:52:31 UTC
Umisoo was slightly profitable for most of the day yesterday. The coindesk price was above the threshold until after 1:30 Bejing time and is currently below.

Based on how Bitmain stated the redemption period works. There should have been small PPS payouts and it should have switched to PPLNS for the day. Assuming the price stays below it would have switched back in 24hrs and the 10 days redemption period wold start again.

Can someone from Bitmain clarify?


Hi
Here is the terms of "Miner Redemption":

Quote
1.    If due to falling bitcoin exchange rate or increase in mining difficulty, the electricity fee is greater than 90% of mining revenues, mining contracts on Hashnest will enter a “redemption waiting period”.

2.    As we do our best to keep mining contracts profitable, during this waiting period, revenues will be paid out according to the PPS method.

3.    If owing to a rising exchange rate, the ratio of electricity fees to PPS payout is lower than 90% for a period of ten continuous days, then mining contracts will revert back to the PPLNS method.

4.    During this waiting period, if electricity fees are greater than revenues for a sustained period of ten continuous days, Hashnest reserves the right to retire the machines. When machines are retired, a user’s contract will then enter into the “hardware redemption period”.

5.    Prior to a machine entering into this hardware redemption period, Hashnest will not accept any requests for hardware redemption.

6.    During the hardware redemption period, users are given a period of fifteen days during which requests for hardware redemption must be made.

7.    Customers holding enough GH/s to constitute an entire machine of the associated type (e.g., 1155 GH/s of Antminer S5) are eligible to convert that amount of GH/s into the used unit of the associated type. If a user does not have enough GH/s of the associated kind to exchange for actual hardware, then this user is not eligible for hardware redemption.
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Topic
Board Hardware
Re: Buying Antminer S5 from Bitcoin?
by
BITMAIN_Janet
on 10/04/2015, 07:07:06 UTC
For some reason I thought Bitmain was "sold out" until the next batch in June or so. Do they actually have S5's that they can ship tomorrow?

Sure, if you place an order before 11:00am today Grin
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 10/04/2015, 07:02:33 UTC
I am happy to hear about compensation also but more details about how it is going to be handled would be nice.

Can't say I am thrilled with the wording "have mining contracts who incurred any loses" Isn't it safe to say we all incurred loses?

A

Hi,

That is, the mining contracts on Hashnest were not be affacted.
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Topic
Board Service Discussion
Re: Hashnest 's newest PACMiC Cloud Mining Contract
by
BITMAIN_Janet
on 10/04/2015, 07:00:00 UTC
Hi kapetan,

If you invest one bitcoin, get hashing power of one Th/s, mining revenue paid in PPLNS mode will be prior to pay your profit, then pay your unpaid capital.
Contract ends only when your one bitcoin is returned in full.

Profit is calculated by the formula: unpaid principal (BTC) * 0.7 (satoshis per BTC per second) * time to find a block (seconds).
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 08/04/2015, 13:37:40 UTC
Quote
Withdrawal "Audited" Aspects:
To ensure the security of your accounts assets, we will have manual reviews for each single withdrawal of more than 10BTC as well as the case that there are more than three times of withdrawals from the same account per day, bringing the total to 10 BTC or more.
Also, the withdrawal requests will stay in "audited" status during the maintenance of wallet service, and we will process all these right after the maintenance.
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Topic
Board Service Discussion
Re: hashnest hardware
by
BITMAIN_Janet
on 24/03/2015, 16:26:42 UTC

... you can request to redeem hardware after the contract ends.

I got a question regarding this... If you request the hardware at the end of the contract do you have to pay fair market value on the hardware? or is it just shipped because you essentially already paid for the miner?

Hi MegaFall,

User only need to pay for the handling fee and shipping cost, no extra any fees required, when he requests to redeem hardware.
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Topic
Board Service Discussion
Re: hashnest hardware
by
BITMAIN_Janet
on 24/03/2015, 16:23:33 UTC
how long time exist this company ?

Don't worry about that, long enough to be more legit than basically any other company out there shipping miners... If you would trust any company in btc business - Bitmain is one of the few that deserves it.

Thank you, flyingplows   Cheesy
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 24/03/2015, 16:09:44 UTC
We than need a "Lock Address" option. Always a way to have it our way.

If you want to lock withdrawal address, may submit a ticket to request "lock" it, we can set it in the back-end.
 
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Topic
Board Service Discussion
Re: Hashnest 's newest PACMiC Cloud Mining Contract
by
BITMAIN_Janet
on 24/03/2015, 10:51:22 UTC
Are you considering to lower the minimum investment in the future?

Dear flyingplows,

User may freely invest with only 1 GH/s in the trading market if you are not referring to PACMiC  Cool
However, we will continue thinking the possible oppurtunities to reach a win-win model.

Thanks!
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 23/03/2015, 02:38:06 UTC
Hashnest - We need an answer

Are you planning on adding fees to the hashrate exchange?


No.
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 20/03/2015, 04:01:04 UTC
Seems like the login side is down or being lagged right now, may be under another ddos attack?

Ya I can't login either

Login successfully one second ago. May you try again?
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Topic
Board Service Discussion
Re: HASHNEST Discussion and Support Thread
by
BITMAIN_Janet
on 20/03/2015, 03:58:51 UTC
Fighted against DD4BC last night, back normal in beijing day time..
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Topic
Board Service Discussion
Re: Hashnest 's newest PACMiC Cloud Mining Contract
by
BITMAIN_Janet
on 18/03/2015, 09:15:53 UTC
I buy 1 TH/s for 1 bitcoin.  The first block is solved and I am awarded 50,000 satoshi's, of which 10,000 is profit.  I am paid and my contract is decreased by the 40,000 that goes towards principal, leaving my unpaid balance at .99960000, but I now have 50,000 satoshi's in my wallet.  I now buy another contract for 50,000 satoshi's, which is supposed to pay me back 50,000 satoshi's plus profit.  Adding that into my other contract, I now have a contract hashing at 1.00050000, but they only owe me 1.00010000.


Hi DebitMe,
Excellent answer, you know how PACMiC works very well  Cool

When your contract hashing at  1.00050000TH/s, but your cost/capital is 1.00010000BTC. Mining revenue per PPLNS payout is increasing along with your reinvest, so daily profit and and paid back are increasing too.

Some day, if you disable 'rebuy', Duration of ROI is further speeding up due to the only increasing of hashing power.
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Topic
Board Service Discussion
Re: Hashnest 's newest PACMiC Cloud Mining Contract
by
BITMAIN_Janet
on 18/03/2015, 09:15:12 UTC
Something I am not able to find, how many watts are said to be used for each PACMiC in determining how long it stays on for?

From my understanding they are the equiv of an s5.  I believe that is what I read.

Right, but we are not getting the same hashrate as an S5, so I am wondering if it is based off of 590 watts of power (.51 watts per GH/S), or scaled down to the amount of hash we actually get, which at .51 watts per GH/s, would be 510 watts.

I don't fully understand how it works so I turned it off.

Thinking about it this way......

Yes, the hashrate increased which you would think is good but your PACMIC expires when your unpaid balance reaches zero.  So yes, your Hash rate increases which just pays you back faster and gets your unpaid balance to zero faster right?  So thinking about it it didn't feel right to me.

For example 5 blocks found with auto rebuy turned on increased my unpaid balance by far less then it decreased my unpaid balance with it turned off for 5 blocks.

Like I said when it was turned on I increases my hashing obviously ( which means I get paid back more/decreases my unpaid balance faster )  Still there are so many factors it just wasn't obvious for me.

I need to think about it more...


Hey man, I will try to explain this to help you out, but I think the way it is working right now is correct.  Forgive me if this gets really confusing.

Ok, first you buy 1 TH/s for 1 bitcoin and are supposed to get paid back 1 bitcoin.  Cool, the contract takes 120 days, you get your 1 btc back, plus some profit, lets say that ends up being .1 btc to make it easy.  So now you have 1.1 bitcoins and can buy another contract for 1 TH/s for 1 btc.  No problem, nice and easy to follow, now lets add in the rebuy option.

I buy 1 TH/s for 1 bitcoin and am supposed to get paid back 1 bitcoin.  After 120 days of reinvesting my profit, my contract now hashes at 1.5 TH/s and I am owed 1.1 btc (it would obviously be more due to compounding interest and all, but for the sake of explanation lets assume).  If each block found were to add the total amount and the principal together, I would now be owed 2.1 btc, which obviously isn't right.  Another way to think about it is...
I buy 1 TH/s for 1 bitcoin.  The first block is solved and I am awarded 50,000 satoshi's, of which 10,000 is profit.  I am paid and my contract is decreased by the 40,000 that goes towards principal, leaving my unpaid balance at .99960000, but I now have 50,000 satoshi's in my wallet.  I now buy another contract for 50,000 satoshi's, which is supposed to pay me back 50,000 satoshi's plus profit.  Adding that into my other contract, I now have a contract hashing at 1.00050000, but they only owe me 1.00010000.

I hope that helps, please let me know if there are any questions.
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Topic
Board Service Discussion
Re: Hashnest 's newest PACMiC Cloud Mining Contract
by
BITMAIN_Janet
on 18/03/2015, 09:14:06 UTC
Something I am not able to find, how many watts are said to be used for each PACMiC in determining how long it stays on for?


PACMiC is runnig backed by S5 (1155Gh/s, 590W), which is indicated in the 'PACMIC Terms of Service'

Quote
Contract Suspension

If after 120 days, a PACMiC has still not recovered the initial capital for its user, and is not mining enough revenue to pay for its own electricity cost (fixed at 0.098 USD per kWh, calculated using an ideal AntMiner S5 hashing at 100% uptime per PPS payout), whether because of difficulty increase or BTC price decrease, the PACMiC will continue paying out for ten days as though it were running, even if the machine is turned off. If these conditions persist for ten continuous days, the contract will be considered temporarily suspended. During the suspension period, mining revenues and profit payments will also be temporarily stopped. If after the suspension period, difficulty has dropped or bitcoin price has risen, making mining possible again, the contract will be reinstated and pick up where it left off.