Registration Request: X-402-Payment

[Synaptics-Lab]

• You have read and understood the requirements for registration.

• You have checked the registry and found no current value that meets your needs.

• Your specification reference URL is stable.

• Field Name: X-402-Payment

• Status: provisional

• Structured Type: Item

• Specification Document(s): https://datatracker.ietf.org/doc/draft-shabazz-http-x402-tswp/ (Section 3.2.2) and https://github.com/Synaptics-Lab/x402-tswp

• Comments: Transmitted by clients in requests following an HTTP 402 challenge to provide typed settlement proofs, transaction hashes, or multi-rail authorization tokens.