The Philippine Coast Guard reported Chinese aircraft firing flares at a PH patrol plane this week, the same week Beijing's foreign ministry summoned attention to a diplomatic note Manila's side allowed to leak, and the Philippine defense secretary told reporters China should "have some shame" over the pattern. The flare incident reads as the provocation; the leaked note is the record. China's foreign ministry spokesperson's office, not the coast guard command, is the desk that now has to answer for a paper trail that will outlast any single overflight, because notes verbales are the evidentiary spine of the 2016 arbitral case Manila already won and Beijing already rejected.

The two instruments do not carry the same weight going forward. A flare fired at a patrol aircraft is a Coast Guard operational decision, reversible next patrol and unlikely to surface again outside a press release. A diplomatic note is a foreign ministry commitment, logged, dated, and citable, and Beijing's decision to contest the leak rather than the substance tells the desk that reads these exchanges (the ones that track precedent for the next UNCLOS-adjacent filing) that Beijing considers the paper more damaging than the flares. The South China Sea flashpoint has moved from a fighter intercept logged on this desk September 5 to a documentary dispute now, and the foreign ministry's note-verbale file, not the coast guard's flare count, is what a Philippine or Vietnamese legal team will pull the next time either government files at The Hague.