Add shard_00043.manifest.json

manifests/shard_00043.manifest.json

@@ -0,0 +1,19 @@
+{
+  "shard_id": 43,
+  "rows": 151957,
+  "size_mb": 197.38,
+  "compression": "zstd",
+  "source_breakdown": {
+    "arithmetic": 0.1199,
+    "tiny_math": 0.122,
+    "fineweb_edu": 0.1691,
+    "python_edu": 0.1028,
+    "finewiki": 0.3459,
+    "tiny_strange": 0.0275,
+    "cosmopedia_v2": 0.0851,
+    "mini_en": 0.0142,
+    "tiny_textbooks": 0.0133
+  },
+  "created_at": "2026-07-13T19:08:51.571223Z",
+  "run_name": "bison-data-v2"
+}