BitCoin
Bitcoin Security: Bubble Boy and the Sewer Rat
How Bitcoin's totally open model's constant testing by black hat hackers leads to the strongest software possible.
BitCoin
Connecting power to an Antminer S3
The purchase from ebay included a EVGA 500 W1 100-W1-0500-KR 80+ WHITE 500W Power Supply
- This power supply specification shows input power to be rated 120 – 240 VAC.
- How to power up an ATX Power Supply without a PC!
- Setting up a BitMain AntMiner S3 for Mining
BitCoin
Server Power Supply Suitable for Powering Bitcoin Miner Antminer S7 S9
Do not wait long!
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Ebay: AmityLabs: Two Antminer S7 + 2880 Watt PSU + PCIe Harness = 9.5 TH/s Ready To Plug & Mine
The power supply in the photo above is: IBM BladeCenter H 2880W Power Supply W/ Fans 43V7099 39Y7408 39Y7409 AA23920L
BitCoin
Protected: Genesis LT Automatic Teller Machine
There is no excerpt because this is a protected post.
BitCoin
BitCoin Mining Economics Estimation
Summary of profitability analysis
- Daily profit = 8 USD assuming a cost of 0.10 USD per kilowatt * hour
Research Links
- Google: economic analysis bitcoin mining spreadsheet
- Bitcoin Profitability Calculator – BTC Mining Profit Calculator
- CoinWarz: Bitcoin Mining Calculator and Profitability Calculator
- CryptoCompare – auto calculates the hardware's return on investment
Josimar Information
- ebay: Antminer S9 – his contacts in china sell for 2500 USD / ~13TH/second
BitCoin
OverView of Bitcoin System in Series of Videos
Khan Academy: BitCoin
Research Links
The play list from that webpage:
Digital signing in Bitcoin:
The verification of message appears similar to CRC checksum when operating on a string of bytes with the CRC checksum appended which results in zero. ( if I remember correctly )