How to Mine Fairchain (FAIR) - Setup Guide
Stratum Information
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Stratum URL: stratum+tcp://fair.suprnova.cc Ports: 3833, 3834 (SSL), 3835 (Very Low Diff) Difficulty: Variable (VarDiff on all ports). Set fixed diff via password: d=XXXX Getting Ping Mining Pool Ping explained
EU Stratum
Stratum Information
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Stratum URL: stratum+tcp://stratum-apac.suprnova.cc Ports: 3833, 3834 (SSL), 3835 (Very Low Diff) Difficulty: Variable (VarDiff on all ports). Set fixed diff via password: d=XXXX Getting Ping Mining Pool Ping explained
Asia Stratum
Miner Config Information
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Username: Use your FAIR Wallet Address as Username Workername: Add .workername to your Username Algo: sha256mem (CPU-only, memory-hard) Password: x (or d=XXXX for fixed difficulty) Example: YOUR_WALLET_ADDRESS.myWorker01priority_high
Linux Mining Information
Miner (sha256mem — NVIDIA GPU + AMD GPU + CPU)
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suprminer NVIDIA GPU Recommended
Download: github.com/ocminer/suprminer/releases/tag/v1.7.6 Example Command:./suprminer-neptune -a sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p xWith fixed difficulty:./suprminer-neptune -a sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p d=50000 -
suprminer-amd-opencl AMD GPU Recommended
Download: github.com/ocminer/suprminer-amd-opencl/releases/tag/v1.8.1 Example Command:./suprminer-amd -k sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p xWith fixed difficulty:./suprminer-amd -k sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p d=50000 -
SRBMiner-Multi CPU + GPU 2.5% dev fee
Download: github.com/doktor83/SRBMiner-Multi/releases Example Command:./SRBMiner-MULTI --algorithm sha256mem --pool stratum+tcp://fair.suprnova.cc:3833 --wallet YOUR_WALLET_ADDRESS.rigname --password xWith fixed difficulty:./SRBMiner-MULTI --algorithm sha256mem --pool stratum+tcp://fair.suprnova.cc:3833 --wallet YOUR_WALLET_ADDRESS.rigname --password d=50000 -
cpuminer-opt-supr CPU
Download: github.com/ocminer/cpuminer-opt-supr/releases/tag/v1.46 Example Command:./cpuminer -a sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p xWith fixed difficulty:./cpuminer -a sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p d=50000
Windows Mining Information
Miner (sha256mem — CPU only on Windows)
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cpuminer-opt-supr CPU Recommended
Download: github.com/ocminer/cpuminer-opt-supr/releases/tag/v1.46 Example Command:cpuminer.exe -a sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p xWith fixed difficulty:cpuminer.exe -a sha256mem -o stratum+tcp://fair.suprnova.cc:3833 -u YOUR_WALLET_ADDRESS.rigname -p d=5000 -
SRBMiner-Multi CPU + GPU 2.5% dev fee
Download: github.com/doktor83/SRBMiner-Multi/releases Example Command:SRBMiner-MULTI.exe --algorithm sha256mem --pool stratum+tcp://fair.suprnova.cc:3833 --wallet YOUR_WALLET_ADDRESS.rigname --password xWith fixed difficulty:SRBMiner-MULTI.exe --algorithm sha256mem --pool stratum+tcp://fair.suprnova.cc:3833 --wallet YOUR_WALLET_ADDRESS.rigname --password d=5000
Fairchain uses sha256mem, a memory-hard algorithm. On Windows, CPU mining via cpuminer-opt-supr or SRBMiner-Multi is the primary option. SRBMiner-Multi also supports GPU on Windows. The dedicated suprminer NVIDIA + suprminer-amd-opencl GPU builds are Linux-only — see the Linux tab.
Set fixed difficulty via password field:
d=5000 (must be within port's VarDiff range).
Hashrate Rental Services
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Nicehash / Mining Rig Rentals
Support for Nicehash and Mining Rig Rentals for sha256mem is coming soon. Use port 3833 (high difficulty, optimized for rental hashrate) when connecting via these services. We will provide a detailed guide once these services add support for sha256mem. -
Octa.Space Available Now
You can rent CPU hashpower on Octa.Space. Pool URL:stratum+tcp://fair.suprnova.cc:3833
HiveOS / MMPOS Configuration
HiveOS Flight Sheet Setup
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Step 1: Create a Flight Sheet
Go to Flight Sheets in your HiveOS dashboard and click Add Flight Sheet. Set the following:Coin Select Custom, enter FAIRWallet Create a new wallet with your FAIR wallet address, or select an existing one Pool Select Configure in miner Miner Choose one of the miners below (see Step 2) -
Step 2: cpuminer-opt-supr Recommended
cpuminer-opt-supr is a Custom Miner in HiveOS. You need to provide the installation URL.Miner Select Custom at the bottom of the miner dropdown Miner name cpuminer-opt-suprInstallation URL Copy the .tar.gzlink from GitHub releasesHash algorithm sha256memWallet and worker %WAL%.%WORKER_NAME%Pool URL stratum+tcp://fair.suprnova.cc:3833Password x -
Step 3: Apply and Start
1. Save the flight sheet and apply it to your worker(s). 2. The miner will start automatically. Check the Miner log tab to confirm shares are being accepted. 3. Your stats will appear on the Your Stats page within a few minutes. Tip: Use port 3833 — all miners use the same port with VarDiff.
MMPOS Configuration
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MMPOS Setup
MMPOS configuration is similar to HiveOS. Use cpuminer-opt-supr as a custom miner. Pool URL:stratum+tcp://fair.suprnova.cc:3833Wallet:YOUR_WALLET_ADDRESS.%WORKER%Refer to the miner GitHub pages for specific MMPOS configuration examples.