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[Bug]: Request-Signature marked required in 2026-01-23 shopping spec contradicts signatures.md

Status: Open.

#636 In Universal-Commerce-Protocol/ucp;

· sbeashwar opened on Jul 24, 2026

RFC: Expanding Well-Known Signals for Agent-Originated Commerce

Status: Open.

#630 In Universal-Commerce-Protocol/ucp;

· prasad-stripe opened on Jul 23, 2026

[Proposal]: Recurring Billing & Subscription Setup for Checkout

payments

Status: Open.

#629 In Universal-Commerce-Protocol/ucp;

· logananderson-stripe opened on Jul 23, 2026

[Bug]: Inconsistent destination schema

bugSomething isn't workingSomething isn't working

Status: Open.

#615 In Universal-Commerce-Protocol/ucp;

· yunlong-song-awx opened on Jul 20, 2026

[Proposal]: Standard dev.ucp.apple_pay.delegated payment handler

payments

Status: Open.

#612 In Universal-Commerce-Protocol/ucp;

· sbeashwar opened on Jul 20, 2026

[Proposal]: Add agentic channel source

gov:needs-gc-review

status:under-review

Status: Open.

#604 In Universal-Commerce-Protocol/ucp;

· prateekg17 opened on Jul 17, 2026

ap2_mandate.json: checkout_mandate pattern rejects the serialization the AP2 reference SDK emits — which wire form is intended?

payments

Status: Open.

#599 In Universal-Commerce-Protocol/ucp;

· vishkaty opened on Jul 17, 2026

[DTC Charter]: Payments Tech Council

payments

Status: Open.

#594 In Universal-Commerce-Protocol/ucp;

· prateekdudeja19-g opened on Jul 16, 2026

[Feat]: Support for Public/Private Key Asymmetric Cryptography (Alternative to HTTP Message Signatures)

gov:needs-tc-review

status:under-review

Status: Open.

#591 In Universal-Commerce-Protocol/ucp;

· odyssey1816 opened on Jul 16, 2026

RFC: Payment terms and scheduled payments

payments

RFC

TC reviewReady for TC reviewReady for TC review

Status: Open.

#587 In Universal-Commerce-Protocol/ucp;

· raginpirate opened on Jul 14, 2026

[Feat]: Support specifying the condition (e.g., used, refurbished) of a variant to identify not-new items in Catalog search.

gov:needs-tc-review

status:under-review

Status: Open.

#586 In Universal-Commerce-Protocol/ucp;

· alex-jansen opened on Jul 14, 2026

ap2_mandate requires ES512, but signatures.md's algorithm table only defines ES256/ES384 — should ES512 be added?

payments

Status: Open.

#571 In Universal-Commerce-Protocol/ucp;

· vishkaty opened on Jul 7, 2026