Add shard_00041.manifest.json

manifests/shard_00041.manifest.json

@@ -0,0 +1,14 @@
+{
+  "shard_id": 41,
+  "rows": 115996,
+  "size_mb": 205.14,
+  "compression": "zstd",
+  "source_breakdown": {
+    "cosmopedia_v2": 0.3013,
+    "fineweb_edu": 0.5974,
+    "tiny_strange": 0.0975,
+    "mini_en": 0.0038
+  },
+  "created_at": "2026-06-27T10:09:16.384948Z",
+  "run_name": "bison-data-v2"
+}