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The QRL wallet is an XMSS Merkle tree constructed using the private key to generate leaves of this tree. Each “leaf” can also generate a tree of OTS Slave keys that can be used to sign transactions. This allows further expansion of a QRL wallet extending the number of transactions you can process before needing to regenerate a new wallet.
To create a slaves.json file you will need a QRL wallet.json file and a working installation of QRL. See the guide for creating a QRL Wallet CLI
Currently the only way to generate a slaves.json file is by using the command line utility qrl
. This can be installed by following the QRL Node Guide. You will need to have shell access and be logged into the computer running qrl.
To generate a slaves.json file you will need to be connected to an active and synced node. This can be a local node, as well any of the peers shown in your nodes peer list. You also need a wallet to use for the slaves file.
Assuming you have a synced node running on the local computer and a wallet.json file in the local directory you can simply enter:
qrl slave_tx_generate
You will be asked a few questions. You can generate a maximum 100 slaves with a single master OTS key, which is used to sign the slaves.json file onto the network validating the keys.
Src []: 0 # Which address to use in the wallet file. 0 is the first address.
Master []: # Master Address
Number of slaves [0]: # thisNumber*OTS_key_height For tree height 10 (this*1024)
Access type [0]: # enter 0 to allow transactions 1 for secure mining only
Fee [0.0]: # how much fee to pay to broadcast this across network.
Tree Height | Available Keys | With Slaves.json |
---|---|---|
8 | 256 | 6,553,600 |
10 | 1,024 | 104,857,600 |
12 | 4,096 | 1,677,721,600 |
14 | 16,384 | 26,843,545,600 |
16 | 65,536 | 429,496,729,600 |
18 | 262,144 | 6.871947674×10¹² |