Documentation

APIs, delivery rules and fees.

API overview

GET  /trade/products            product catalogue (public)
POST /trade/ticket              create order + typed digest
POST /trade/buy                 settle with signature
GET  /trade/orders              my subscriptions
GET  /trade/holdings?address=   on-chain holdings
POST /desk/login                client sign in
POST /desk/apply                onboarding application

All endpoints except the product catalogue require Authorization: Bearer .

Delivery rules

Compute ticket validity7 days

Carbon serial reservation30 minutes

Subscription order validity30 minutes (regenerate after expiry)

Double-counting protectionA reserved serial is locked and cannot be reused after retirement

Fees

Platform feeAgreed per class

Delivery feeCompute redemption free; carbon retirement at registry rates

Disclosure

① This claim is not a security, not a deposit, pays no interest and carries no repurchase or return commitment.
② Claims are non-transferable by default and may not be used for payment or collateral.
③ Prices are set by the operator and do not reflect fair market value.
④ Delivery depends on issuer performance; in case of default the platform only assists in recovery.
⑤ Carbon retirement is irreversible. Please confirm before redeeming.