These files are generated by ic-prep and copied to each respective node machine.
tree ~/.utopia/instances/utopia-preview_22qlqxvgd9u-ghenadie-calcaura/run/out/node-0/
/Users/ghenadie.calcaura/.utopia/instances/utopia-preview_22qlqxvgd9u-ghenadie-calcaura/run/out/node-0/
├── committee_signing_key
├── crypto
│ ├── public_keys.pb
│ └── sks_data.pb
├── derived_node_id