btx-e001 T3-a: matched mask arity moves arith:nm only 0.107->0.127 (still < 0.161 majority-digit baseline) — crater is content entropy, not protocol; 1x1 rows reproduce T-2 exactly
94435c2 verified | { | |
| "_env": { | |
| "transformers": "5.13.0", | |
| "torch": "2.11.0+cu128" | |
| }, | |
| "_prereg": "arith:nm folded <= 0.161 under matched arity => content entropy, not protocol", | |
| "arith:1x1": { | |
| "n": 395, | |
| "gold_1mask": 0.4329, | |
| "gold_kmask": 0.4329, | |
| "gold_1mask_folded": 0.5266, | |
| "gold_kmask_folded": 0.5266 | |
| }, | |
| "arith:nm": { | |
| "n": 205, | |
| "gold_1mask": 0.1073, | |
| "gold_kmask": 0.1268, | |
| "gold_1mask_folded": 0.1073, | |
| "gold_kmask_folded": 0.1268 | |
| }, | |
| "story:1x1": { | |
| "n": 493, | |
| "gold_1mask": 0.5274, | |
| "gold_kmask": 0.5274, | |
| "gold_1mask_folded": 0.6085, | |
| "gold_kmask_folded": 0.6085 | |
| }, | |
| "story:nm": { | |
| "n": 107, | |
| "gold_1mask": 0.1402, | |
| "gold_kmask": 0.1402, | |
| "gold_1mask_folded": 0.5047, | |
| "gold_kmask_folded": 0.5047 | |
| } | |
| } |