{"type":"rich","version":"1.0","title":"lunaticoin wrote","author_name":"lunaticoin (npub1yn…3mzt0)","author_url":"https://nostr.now/npub1yn3hc8jmpj963h0zw49ullrrkkefn7qxf78mj29u7v2mn3yktuasx3mzt0","provider_name":"njump","provider_url":"https://nostr.now","html":"Having a seed in a Coldcard Q, I derived —using a BIP85 index— a deterministic 32-byte-hex. That's a private key for Nostr. \n\nI asked Q to show it as a QR, and then I scanned it with a Nostr client. Thats it. \n\nIf I lose my phone or logout from client, I can always derive it again using the same seed and index with a CC Q 🙂"}