BitDust Roles and Coins

Draft 2

Roles

Customer

Consume resources from other nodes: storage, network traffic, CPU time
Pay to Miner with BTC or ETH to "buy a service"
Receive "empty" BitDust coin from Miner
Send BitDust coin to Supplier to "pay for service"

Supplier

Donate part of own HDD/SSD drive to Customer so that he can store something
Receive "signed" BitDust coin from Customer
Send "confirmed" BitDust coin to Miner to "sell storage service"
Receive BTC or ETH from Miner

Router (Proxy Server)

Help other nodes to connect each other and send/receive packets: re-route network traffic
Help other nodes to "hide" real IP address
Receive "signed" BitDust coin from Customer
Send "confirmed" BitDust coin to Miner to "sell network bandwidth service"
Receive BTC or ETH from Miner

Rebuilder

Help new Supplier to reconstruct "missed" data fragments an store Customer data
Receive "signed" BitDust coin from Supplier
Send "confirmed" BitDust coin to Miner to "sell CPU service"
Receive BTC or ETH from Miner

Miner

Help other nodes to get read-access to blockchain
Publish transactions on blockchain for other nodes
Receive BTC or ETH from Customer
Generate "empty" BitDust coin and give it to Customer
Receive "confirmed" BitDust coin from Supplier, Rebuilder or Router
Send BTC or ETH to Supplier, Rebuilder or Router
Finally he "burn" BitDust coin to "proof storage"

Rules

Every Customer can make only one transaction per Miner. If he requires more coins - he will have to find another Miner in the network
Every Supplier, Rebuilder or Router can make only one transaction per Miner. If you want to sell more "confirmed" coins to "burn" them - you will have to find another Miner in the network
BitDust coin can not be transferred after it was "burn"
A fixed maximum life-cycle duration for each BitDust coin will be decided later (3-12 months) - the whole BitDust blockchain will be periodically cleaned up and mining will start from scratch all over again in next cycle