blockchain

type HashTimestamper interface {
	// GetInfo returns information on the Timestamper.
	GetInfo() *Info

	// TimestampHash timestamps a hash on a blockchain.
	TimestampHash(ctx context.Context, hash []byte) (types.TransactionID, error)
}

type Info struct {
	Network     Network
	Description string
}

type Network interface {
	fmt.Stringer
}

type Timestamper interface {
	// Timestamp timestamps data on a blockchain.
	Timestamp(ctx context.Context, data interface{}) (types.TransactionID, error)
}