FIP-101: Guide for Staking Users
This guide serves only as a reference for users.
FIP-101 introduces Fractal's Standard Indexing Service, a framework designed to make indexing more open, permissionless, and economically aligned with the network. It enables indexers to participate in maintaining Fractal’s indexing layer, while FB holders can stake FB to support indexers. Index Mining is the block reward mechanism for this system, distributing FB rewards to eligible indexers and stake participants who help support the indexing network.
Index Mining Staking Rewards
For every 3 Fractal blocks, 1 block is produced by Index Mining
Fractal block reward: 25 FB per block
Index Mining block rewards will be distributed among indexer operators and staking participants
Please note that rewards from each block will become claimable after a 7-day settlement period; Rewards earned will not be immediately available for claiming. Please wait for the settlement period to complete.
👉 View rewards details here
How to Stake in Index Mining?
Visit Index Mining website https://index-staking.fractalbitcoin.io and connect your wallet.
On the homepage, you will be able to view the current staking overview, including:
Active indexers
Total FB staked
Current allocated block reward
Indexer list
Your personal staking details

Start Participating in Index Mining Staking
1. Browse the Indexer List
In the Indexer List panel, you can view all current indexers, along with their Stake Share and Fee Ratio.
Stake Share refers to the proportion of FB staked on that indexer compared to the total FB staked across all indexers.
Commission is the percentage of an index operator’s allocated FB staking rewards that is charged by the index operator as a fee.
You can click View Details on the right side of each indexer to see more information about that indexer.
Note: If you are an index operator, you can refer to FIP-101: Guide for Indexer Operators to apply as one of the test index operators for Fractal index mining.

2. Stake FB and Earn
Choose the indexer you want to support, then click Stake Now on the right side of that indexer. On the staking page:
Enter the amount of FB you want to stake
Review the staking details carefully, and then click Stake
Sign the transaction and complete the staking process

Tips:
After staking is completed, the system will transfer staked FB to your dedicated staking address and record your association with the selected indexer on-chain.
Minimum Stake per Address = 1 FB
📌 Reward allocation takes place after a settlement window of 20160 blocks (~ 7 days). Users will be able to claim rewards after settlement cycle.
3. View and Claim Your Staking Rewards
Staking rewards must be claimed manually. Click My Staking in the navigation bar to open your staking dashboard.
There you will be able to view:
Rewards History — FB staking rewards you have earned
Operation History — your staking-related activity records

How to Unstake
There is no lock-up period, and you can unstake at any time.
To unstake, simply transfer FB out of your staking address to any address.
The system will automatically detect the balance change and update your staking status.


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