Function maybeDeriveP2BKPrivateKeys

maybeDeriveP2BKPrivateKeys(
privateKey: string | string[],
proof: Proof,
): string[]
Alpha
Derives blinded secret keys for a P2BK proof.
Parameters
- privateKey: string | string[]
  Secret key (or array of secret keys)
- proof: Proof
  The proof.
Returns string[]
Deduplicated list of derived secret keys (hex, 64 chars)

Remarks
Calculates the deterministic blinding factor for each P2PK pubkey (data, pubkeys, refund) and calling our parity-aware derivation.
- Defined in src/crypto/NUT11.ts:403