Physical Primecoins now for sale

It is now possible to buy a physical represenation of a Primecoin, in the form of a silver coin. They look really cool and impressive, and we look forward to seeing these in stores some day.

 » Read the full topic at Bitcointalk

Primecoin Breaks World Records (XPM)

Primecoin has Broken Three Major World Records in less than one month of Primecoin’s release. Primecoin is a cryptocurrency network released on July 7th, the first of its kind generating scientific computing values. “In March 2013, I realized that searching for prime chains could potentially be such an alternative proof-of-work system. With some effort a pure prime number based proof-of-work has been designed, providing both minting and security for cryptocurrency networks similar to hashcash type of proof-of-work. The project is named primecoin.” as quoted by Sunny King, the developer of Primecoin (XPM).

» Read the full article at CryptoCoinsNews

Primecoin client v0.1.2 released

A new version of the Primecoin client has been released. This release is not mandatory, and it can be downloaded through the Primecoin Github page.

» Read the full article at PPCointalk

Primecoin Trading

Primecoin can already be exchanged for BTC at 5 websites.
This is already a list of exchanges where you can trade Primecoins:

• Coins-E
• Crypto-Trade
• Cryptsy
• McxNow - largest volume
• Vircurex

• Cryptocoincharts.info - compare the XPM price at different exchanges
• Coinmarketcap.com - what is the total number of coins worth?

Primecoin sources of information

Primecoin is sometimes called a scientific computing cryptocurrency, because its mining is actually finding useful for science, because Cunningham sequences of prime numbers are computed.
Below you can find a list of interesting links with more information on Primecoin.

• ppcoin.org - official website
• Download paper (pdf) - describes the Primecoin protocol
• Wikipedia on Primecoin
• PPCointalk forums
• Bitcointalk forums (search for XPM)
• Official Primecoin desktop client

• Primecoin Reddit
• Bitcointalk info topic
• Primecoin Wiki (unofficial)

• Primecoin blockchain at 21st Century Moneytalk
• Primecoin block crawler
• Primecoin block explorer

• Satoshi Roulette - gamble with Primecoins
• Addnode - if the Primecoin client won't sync, try this
• Primecoiner
• Primecoin News

Primecoin Mining

Mining Primecoins can be done using a CPU.The links below provide more information.

• Exlanation at Coinqa
• High performance client for mining Primecoin
• ypool: a mining pool for Primecoins
• Exlanation at Feathercoin forum

Primecoin (XPM): On the search for the unthinkable

Primecoin is going for a whole new approach: ’A new type of proof-of-work based on searching for prime numbers is introduced in peer-to-peer cryptocurrency designs. Three types of prime chains known as Cunningham chain of first kind, Cunningham chain of second kind and bi-twin chain are qualified as proof-of-work. Prime chain is linked to block hash to preserve the security property of Nakamoto’s Bitcoin, while a continuous difficulty evaluation scheme is designed to allow prime chain to act as adjustable-difficulty proof-of-work in a Bitcoin like cryptocurrency’, says Sunny King in the introduction paper of the new digital currency. Primecoin is on the search for the unthinkable, long chains of prime numbers.

» Read the full article at Litecoinblog