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Franchise — Subnets

A franchise is a permissioned sidechain that pays Fenryx mainnet for security and finality. The franchise operator runs its own validator set; mainnet validators provide checkpoint signatures.

Subnet record​

{
  "id":         "subnet_42",
  "operator":   "frx1...",
  "validators": ["frx1...", "frx1...", "frx1..."],
  "checkpoint_period": 100,
  "last_checkpoint":   {"height": 12345, "hash": "..."},
  "rent_afrx_per_epoch": "100000000000000000000"
}
PathReturns
/franchise/subnetsevery active subnet

What subnets get​

  • A 100-block checkpoint window written to mainnet (rent paid in FRX).
  • DID & Token registry inheritance (no need to re-bootstrap).
  • Cross-subnet asset transfers via the bank module.

What mainnet gets​

  • Rent income flowing into the reward pool.
  • Bridged liquidity and economic alignment.