@everyone ATM we're updating the GXX API. This requires a full resync of the database and might take some time to finish.
In the mean time Payboxx won't work for GXX.

@everyone $GXX wallet update We recommend to update ALL wallets, also MN, to keep the network secure.

  • Dandelion turned default off
  • Zerocoin cleaning
  • Forced reindex to scan Sigma
  • Fix for stuck Sigma txes
  • Resend issue fixed

Download at Github:

GravityCoin Official. Contribute to GravityCoinOfficial/GravityCoin development by creating an account on GitHub.

@everyone ATM we're working on Payboxx API. Therefor GravityCoin will show inconsistent data in Payboxx.
Full resync of API will take a couple of hours to complete.

@everyone wallet update where we also add automatic backup and repair buttons

New $GXX Wallet update where we fixed the sync issue that some users had. This is not a fix for the Sigma exploit, Sigma stays disabled.

Our mastermind Dev009 found several vulnerabilities and bugs in Zcoin's #Sigma that we need to solve first, therefore $GXX mint and spend is currently in maintenance and disabled. #RealDevs

As promised here our #Sigma - #GravityCoin explanation and usage guide $GXX

Finally, #Sigma in $GXX is now fully enabled. Happy Minting!

GravityCoin has been added as a form of payment method at MCM Marketplace! You can now Buy & Sell Goods with $GXX on MCM! @CryptoMcpc

@everyone check out the info about gameboxx+join the giveaway!

A post of @_2infinity_ appreciation Check out the work done by this $bcz $gxx $bzx lunatic for the coming GameBOXX service! It contains all the introductory information you need to know about #GameBOXX for now - check it out Like it? Share it!
GameBOXX Announcement Giveaway (international)
To celebrate our upcoming gamingplatform GameBOXX and all the prizes and jackpots that are going to be won on GameBOXX, the BitcoinCZ team is starting with a giveaway of our own! 1st prize: a brandnew UMIDIGI smartphone & 300 BCZ 2nd prize: a UMIDIGI Uwake speaker & 200 BCZ 3...

We've listened to the community and decided to have a telegram ZZZchat for all our projects - join it now at

Official Telegram for GravityCoin, BitcoinZero & BitcoinCZ

Thread updated in next days

[ANN][GXX - GravityCoin] Sigma Anonymity Protocol | CPU Only | Xnodes
[ANN][GXX - GravityCoin] Sigma Anonymity Protocol | CPU Only | Xnodes

GXX will move into new bitcointalk thread:

@everyone We've done a lot of work on integrating the Sigma protocol into $GXX
Activation will happen at block 533777. Please, install this MANDATORY update (ALL wallets ) following the link below

GravityCoin Official. Contribute to GravityCoinOfficial/GravityCoin development by creating an account on GitHub.

We are excited to announce that Sigma Protocol is about to be added to $GXX! The protocol will be officially available at block 533777 (ETA September 1). With this update users would be able to complete anonymous transactions.

We have released a quick guide for turning PayBOXX into an app on your iOS or Android devices! Like, share and comment what is your favorite mobile OS! #ios #android #paypal #payboxx

Meet PayBOXX! Now everyone can access the first version of our PayPal of crypto! Check it out now at Let's celebrate! #Giveaway of 300 $BCZ 750 $GXX and 5000$ BZX! To enter - repost and mention 2 people in the comments!

We have finished alpha development and testing for #PAYBOXX The next step in phase #orochi is restricted public access Are youe a part of beta program? Check your Discord DMs to find out *Sad? No invite? Like, tag 2 people and follow @bitcoincz_org for a chance to win 5...

Soon! #GravityCoin Masternode Tiers Collateral/Rewards Mars 5k $GXX 0.7 $GXX Reward , Proof of Work (miner) gets 4.3 $GXX when Mars Saturn 10k GXX 1.7 $GXX Reward, PoW 3.3 $GXX when Saturn Jupiter 20k $GXX Highest ROI 4.7 $GXX Reward, PoW 0.3 $GXX when Jupiter Testing...

XNODE UPDATE: Users that add the new 10k $GXX masternodes have to update their wallet to version