I ate a peach at the grocery store and kept the pit since it's the middle of summer do i need to freeze it?

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This is what I found in a quick search. Doesn't look encouraging:

P. persica (peach)

Pre-chill: 4.5°C, 8w ; 5°C, 10w ; 5°C, 30-70d, germinate at 25°C, dark