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fix typo (#808)

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Owen Gunden 2021-09-10 14:55:05 -04:00 committed by GitHub
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10_onion_routing.asciidoc
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@ -138,7 +138,7 @@ Alice will start building the hop data from the end of the path backwards: Dina,
===== Final node payload for Dina
Alice first builds the payload that will be delivered to Dina. Dina will not be constructing an "outgoing HTLC", because Dina is the final node and payment recipient. For this reason, the payload for Dina is different that all the others (uses all zeros for the `short_channel_id`), but only Dina will know this since it will be encrypted in the innermost layer of the onion. Essentially, this is the "secret letter to Dina" we saw in our physical envelope example.
Alice first builds the payload that will be delivered to Dina. Dina will not be constructing an "outgoing HTLC", because Dina is the final node and payment recipient. For this reason, the payload for Dina is different than all the others (uses all zeros for the `short_channel_id`), but only Dina will know this since it will be encrypted in the innermost layer of the onion. Essentially, this is the "secret letter to Dina" we saw in our physical envelope example.
The hop payload for Dina must match the information in the invoice generated by Dina for Alice and will contain (at least) the following fields in Type-Lenth-Value (TLV) format: