~hyperlinks

Yes, you can transfer offline and keep the value in the vault but the main difference is that you can resend any instrument you receive offline without a connection.

Eventually as with all bitcoin transactions if you need to go back on chain the broadcast and signing needs to be online for that to be final. You can batch instruments to save on mining fees when you do go back online.

kagikai

No signal? Instruments transfer over QR code and verify in app or against a cached local bounded UTXO snapshot. Zero bytes of internet required.

Is this for transferring keys? The TX would eventually need to be broadcast somehow.

bitcoin

Kagikai:  Zero Fee Bitcoin Bearer Instruments in Hardware Security Enclaves

> ### Fully offline transfers

> No signal? Instruments transfer over QR code and verify in app or against a cached local bounded UTXO snapshot. Zero bytes of internet required.

Is this for transferring keys? The TX would eventually need to be broadcast somehow.

Fully offline transfersFully offline transfers