Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_81 (digital_psip INTEGER, call_sign VARCHAR, broadcast_channel VARCHAR)
### Question:
What is the lowest Digital PSIP for channels over 29 with callsign CFTU-DT?
### Answer:
SELECT MIN(digital_psip) FROM table_name_81 WHERE call_sign = "cftu-dt" AND broadcast_channel > 29