sign
Sign cryptographic challenges to verify identity using your card's Ed25519 keypair, returning signature and identifiers for authentication with other bots.
Instructions
Sign a challenge with your card's Ed25519 keypair. Returns the signature, cardId, and walletId. Useful for proving your identity to other bots.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| challenge | Yes | Base64-encoded challenge to sign |