If other recent observation don’t include CW singals from Z-Sat, feel free to mark the transmitter as inactive in a suggestion in DB. More details how to do that you can find them in Transmitter Suggestions - SatNOGS Wiki
After a week’s poking at the signal and getting stuck I notified @EA4GPZ and gave a strong recording to him. He worked out the mystery and made a blog post and X-link