{ "ts": "2026-08-29T07:44:27Z", "gpu": 3, "trainer": "fast4gpu_boost_v4", "attn_impl": "chunked", "p0": true, "batch": 4, "tokens_processed": 113330176, "start_token_next": 113330176, "shard": "/workspace/fractus-p0/data/shard_gpu3.npy", "shard_len": 429896462, "ckpt": "fractus_1b_gpu3.pt" }