spec: authCapture (replaces commerce)#42

Merged

A1igator merged 18 commits intomainfrom

A1igator/authcapture-spec

May 1, 2026

Commits on Apr 30, 2026

spec: add authCapture, retire commerce

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spec: trim CaptureAuthorizer note

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Commits on May 1, 2026

authCapture: carry forward upstream issue references

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authCapture: align verification step list with facilitator impl

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authCapture: relax refundDeadline ordering to >= for contract parity

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authCapture: drop redundant contract-parity note in step 6

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authCapture: add field-derivation tables for both payload methods

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authCapture: trim defensive framing for fresh readers

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authCapture: drop redundant clause in captureAuthorizer summary

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authCapture: drop deployed-chains table, abstract method requirements

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authCapture: trim canonical-addresses appendix to upstream convention

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authCapture: trim assetTransferMethod cell, lift multi-accepts note

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authCapture: keep multi-accepts hint in the assetTransferMethod cell

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authCapture: prettier table-column alignment

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authCapture: fix three review nits

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authCapture: note transitive field equality from step 12 nonce match

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authCapture: feeRecipient address(0) note + realistic Permit2 example nonce

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authCapture: tighten facilitator-call wording and refund actor

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