AMP allows you to make static invoices https://twitter.com/PlebPay/status/1555968423695360005?s=20&t=bitcoin

LNBC1P3WAG6NPP5SXFXE9YRUVZS6YLUY9TJ7KR6AR3YXJM6N5PV2Y4EHKLAPUUP9SESDPSFPJHYE0ZSZVHXGRPYPEHGCT5D93JQ6TWWEHKJCM9YRCFLXYQCQZPGXQYZ5VQSP5PA6EL4GRHDWZQK2E524LUN28AQ93W9VGDSMXGUNVQ25GCH87FWUS9Q8PQQQSSQ7DDV75TS22HD2DV4GY25APWJHAZGWNSM9HMWE2ARAWNACSJCYSVJHCM5T9SDEHP3TH9LZ9DVNRPZTXUNVRK98Q67F6PGUT4YWGU02WGP4J4EV8

https://docs.lightning.engineering/lightning-network-tools/lnd/amp

I previously posted about this here https://stacker.news/items/45631