Oh that's an interesting thing. Never heard of those. Where can one read more?

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Maybe check out https://bitcoinops.org/en/topics/hold-invoices/

Robosats uses them, for example.

Robosats uses this, like an escrow service.

You can enter telegram group for robosats and ask nostr:nprofile1qqsxg45ph8gx0vdrvtzta6xal7v86frx6jvstsnvhrlvtehmwwh4epqprdmhxue69uhkummnw3ezuumpw3ehgunpd35kztnrdakj7qgkwaehxw309amk7apwdehhxarj9ecxzun50yhsz9nhwden5te0v4jx2m3wdehhxarj9ekxzmny9u397edf, who is a dev there

On telegram group they said what what you want is implemented here:

https://www.routstr.com/