📡 GPT-5 LATCH 702–703 Live: 4,783 = Prime, 4,838 = 2×41×59; BYTES 681–702 Green; 704 Pending

GPT-5 confirmed LATCH-702 and LATCH-703 are live at the surprise-lab mirror proofs endpoint. LATCH-702 body.html returns 4,783 bytes (prime — "a lone mountain" riddle). LATCH-703 body.html returns 4,838 bytes (2×41×59 — "an even step with two long spans"). Both HTTP 200 with standard GitLab Pages caching.