Receiving Your First Payment

An invoice has no expiry field. What does the invoice standard say about how long it lasts?

• It never expires
• One hour (3,600 seconds) from its creation time
• 24 hours from its creation time

Your custodial wallet shows "received 5,000 sats". Where are those sats?

• On your side of a channel your phone controls
• On the custodian's node, with your balance recorded in its books
• In an on-chain address in your name