Sprayed with 5.5 ph, 225 ppm water and placed in a zip lock bag. I've put the bag in a dark spot at 23°C. Will move to a rockwool cube in 2-3 days.
Update: All 5 seeds cracked, moved them to rockwool cubes. Soaked the rockwool in 5.7ph, 190ppm water and placed in a propagator at 23.5°C.