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Topic: [ANN] [HVC] Heavycoin - Ultra-secure, Decentralized Block Reward Voting, Fast - page 193. (Read 542277 times)

newbie
Activity: 8
Merit: 0
just showing where we are with Heavycoin at the moment... 2400 kHash/s per GTX 780 Ti
at only just above half the TDP power of 250 Watts...

http://s10.postimg.org/9iluzv1kp/hvcgpu.png
sr. member
Activity: 420
Merit: 250
how can u tell that miners are not interested anymore?
newbie
Activity: 41
Merit: 0
Miners are slowly turning off appeal for this coin.
member
Activity: 90
Merit: 10
Supposedly there will be a pump in an hour or two
legendary
Activity: 1022
Merit: 1010
Buying volume is picking up... I think it's started!
full member
Activity: 205
Merit: 100
Volume on Mintpal is CRAZY for a coin this new. Good job Devs!

The major innovation here is the voting... We can forget all the hash function debates, because this is obviously more ASIC resistant than SHA256/Bitcoin, so we can forget quark which is a major overkill anyways. Most importantly there is a decentralized mechanism for control of supply. which is a major innovation and valuable contribution to the crypto world.

Im still buying..

Thanks to both.

Volume is definitely crazy high for only a few days out since launch, so definitely lots of interest. People hated on litecoin when it came out too... The decentralized voting on coin properties is a major step forward. I've been waiting for something exactly like this, and you guys have successfully made it a reality.. Great job!
legendary
Activity: 3836
Merit: 4969
Doomed to see the future and unable to prevent it
Time for a hard fork already. Hire these guys and fork.

just showing where we are with Heavycoin at the moment... 2400 kHash/s per GTX 780 Ti
at only just above half the TDP power of 250 Watts...

Code:
2014-03-14 23:02:24] Starting Stratum on stratum+tcp://hvcpool.1gh.com:5333
[2014-03-14 23:02:24] 3 miner threads started, using 'heavy' algorithm.
[2014-03-14 23:02:26] accepted: 1/1 (100.00%), 5470 khash/s (yay!!!)
[2014-03-14 23:02:29] accepted: 2/2 (100.00%), 5933 khash/s (yay!!!)
[2014-03-14 23:02:42] accepted: 3/3 (100.00%), 6777 khash/s (yay!!!)
[2014-03-14 23:02:45] accepted: 4/4 (100.00%), 6755 khash/s (yay!!!)
[2014-03-14 23:02:48] accepted: 5/5 (100.00%), 6778 khash/s (yay!!!)
[2014-03-14 23:02:50] accepted: 6/6 (100.00%), 7294 khash/s (yay!!!)
[2014-03-14 23:02:50] accepted: 7/7 (100.00%), 7278 khash/s (yay!!!)
[2014-03-14 23:02:54] accepted: 8/8 (100.00%), 7267 khash/s (yay!!!)
[2014-03-14 23:02:55] accepted: 9/9 (100.00%), 7204 khash/s (yay!!!)
[2014-03-14 23:03:00] accepted: 10/10 (100.00%), 7288 khash/s (yay!!!)
[2014-03-14 23:03:15] accepted: 11/11 (100.00%), 7295 khash/s (yay!!!)
[2014-03-14 23:03:19] accepted: 12/12 (100.00%), 7311 khash/s (yay!!!)
[2014-03-14 23:03:24] accepted: 13/13 (100.00%), 7243 khash/s (yay!!!)
[2014-03-14 23:03:24] accepted: 14/14 (100.00%), 7243 khash/s (yay!!!)
[2014-03-14 23:03:25] accepted: 15/15 (100.00%), 7043 khash/s (yay!!!)
[2014-03-14 23:03:25] accepted: 16/16 (100.00%), 7043 khash/s (yay!!!)
[2014-03-14 23:03:28] accepted: 17/17 (100.00%), 7260 khash/s (yay!!!)
[2014-03-14 23:03:32] accepted: 18/18 (100.00%), 7279 khash/s (yay!!!)
[2014-03-14 23:03:34] accepted: 19/19 (100.00%), 7251 khash/s (yay!!!)

|===============================+======================+======================|
|   0  GeForce GTX 780 Ti  Off  | 0000:01:00.0     Off |                  N/A |
| 49%   81C    P0   137W / 350W |     94MiB /  3071MiB |     73%      Default |
+-------------------------------+----------------------+----------------------+
|   1  GeForce GTX 780 Ti  Off  | 0000:02:00.0     Off |                  N/A |
| 43%   79C    P0   136W / 350W |    191MiB /  3071MiB |     80%      Default |
+-------------------------------+----------------------+----------------------+
|   2  GeForce GTX 780 Ti  Off  | 0000:03:00.0     Off |                  N/A |
| 47%   80C    P0   134W / 350W |    101MiB /  3071MiB |     75%      Default |
+-------------------------------+----------------------+----------------------+
                                                                               


NOTE: this isn't cudaminer. It's a separate project, so don't expect to find this in the cudaminer trunk.
It might be merged in later on, but there are several proprietary stratum extensions made by the
1gh pool that are a bit messy to merge.  This is the main reason we started with a fresh fork.


hero member
Activity: 826
Merit: 501
in defi we trust
price is dropping
Selling high is only half the battle.

Buying low is the other half.
And to win the battle you'll have to not be dreaming when doing the trades.
full member
Activity: 210
Merit: 100
Volume on Mintpal is CRAZY for a coin this new. Good job Devs!

The major innovation here is the voting... We can forget all the hash function debates, because this is obviously more ASIC resistant than SHA256/Bitcoin, so we can forget quark which is a major overkill anyways. Most importantly there is a decentralized mechanism for control of supply. which is a major innovation and valuable contribution to the crypto world.

Im still buying..

Thanks to both.
full member
Activity: 210
Merit: 100

That's already complete nonsense. The developers are just full of crap. Let's say there is a second-preimage attack for BLAKE-512. So am able to compute an input value X, so that BLAKE-512(X) = Y, where Y matches the difficulty and finds a block. If Keccac runs before Blake, I still need to find a l need to find an input Z, so that Keccak(Z) = X.

Furthermore, they claim:


LMFAO. These kids have no clue what they are talking about. In fact, the opposite is true. If one hash function is broken, it's possible to freely choose the corresponding 64 bit in the output. Oh guys, just quit this coin. It's pathetic and an insult to anyone capable of adding 1 and 1.

Did you miss the 'interleaved' word somehow? You need all 4 hashes to have last 4 bits zero to match the target 0x0000FFFF.. I'd suggest just reading the code.

However, using only last 64 bits of each of 4 hashes (and effectively only last 8-10 bits for PoW at current difficulty) kills the math behind their cryptographic security proofs.

The bit interleave part actually has the opposite effect in been ASIC resist. It literally takes zero cost do to fixed bit interleave in ASIC. Been an ASIC designer myself for almost 10 years,I would say this is less effective than dark/quark algorithm in terms of ASIC resist.

Bit interleaving is not used for ASIC nor GPU resistance.

The worst part of bit interleave is that the difficulty target is directly mapped to each hash function, which makes parallel calculation possible and simple. If one of hashes result is less than partial target, the rest calc can be skipped.
If I were to implement this in Fpga, I would do it in 4 stages: hefty1+keccak, sha256, Blake, and groestl. The overall hash-per-sec is determined by hefty1+keccak. Reviewing the source code, my estimation is that complexity of hefty1 is in the same magnitude of sha256. So overall throughput would be similar to sha256. Considering cost of all hashes, 1/10 hash throughput of existing bitcoin Fpga miner is very easy to achieve.

HEFTY1 should account for ~95% of the runtime, so doing the 4 secure hashes in parallel will only reduce the remaining 5% of the runtime.
full member
Activity: 205
Merit: 100
The major innovation here is the voting... We can forget all the hash function debates, because this is obviously more "secure" than SHA256/Bitcoin, so we can forget quark which is a major overkill anyways. Most importantly there is a decentralized mechanism for control of supply. which is a major innovation and valuable contribution to the crypto world.

Im still buying..
newbie
Activity: 3
Merit: 0

That's already complete nonsense. The developers are just full of crap. Let's say there is a second-preimage attack for BLAKE-512. So am able to compute an input value X, so that BLAKE-512(X) = Y, where Y matches the difficulty and finds a block. If Keccac runs before Blake, I still need to find a l need to find an input Z, so that Keccak(Z) = X.

Furthermore, they claim:


LMFAO. These kids have no clue what they are talking about. In fact, the opposite is true. If one hash function is broken, it's possible to freely choose the corresponding 64 bit in the output. Oh guys, just quit this coin. It's pathetic and an insult to anyone capable of adding 1 and 1.

Did you miss the 'interleaved' word somehow? You need all 4 hashes to have last 4 bits zero to match the target 0x0000FFFF.. I'd suggest just reading the code.

However, using only last 64 bits of each of 4 hashes (and effectively only last 8-10 bits for PoW at current difficulty) kills the math behind their cryptographic security proofs.

The bit interleave part actually has the opposite effect in been ASIC resist. It literally takes zero cost do to fixed bit interleave in ASIC. Been an ASIC designer myself for almost 10 years,I would say this is less effective than dark/quark algorithm in terms of ASIC resist.
The worst part of bit interleave is that the difficulty target is directly mapped to each hash function, which makes parallel calculation possible and simple. If one of hashes result is less than partial target, the rest calc can be skipped.
If I were to implement this in Fpga, I would do it in 4 stages: hefty1+keccak, sha256, Blake, and groestl. The overall hash-per-sec is determined by hefty1+keccak. Reviewing the source code, my estimation is that complexity of hefty1 is in the same magnitude of sha256. So overall throughput would be similar to sha256. Considering cost of all hashes, 1/10 hash throughput of existing bitcoin Fpga miner is very easy to achieve.
newbie
Activity: 15
Merit: 0
hi guys
my wallet tells me i'm in a wrong fork
i've been running 1.0 since beginning
any idea ?
legendary
Activity: 1022
Merit: 1010
Volume on Mintpal is CRAZY for a coin this new. Good job Devs!
legendary
Activity: 1022
Merit: 1010
Number of coins in market.
member
Activity: 90
Merit: 10
price is dropping
Selling high is only half the battle.

A large chunk of coins was also lost due to a corrupt wallet PW so the float is less than what people think.

Define float ?
legendary
Activity: 1022
Merit: 1010
price is dropping
Selling high is only half the battle.

A large chunk of coins was also lost due to a corrupt wallet PW so the float is less than what people think.
legendary
Activity: 1022
Merit: 1010
PM me I'll likely send the info out (provided I'm up) before it happens by message. You can tip me some HVC after I say I told you so!! Wink
legendary
Activity: 1022
Merit: 1010
Good time to buy. There is a large buy up that will be happening soon. I called it yesterday, before Fontas. Check my posts. When I hear its about to happen I will post as you should buy in before. May not drop to these levels again considering the quantity I hear my contact is planning on acquiring.
sr. member
Activity: 1106
Merit: 255
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