Replace images without current BY/SA licenses (part 2)

Replace nine images whose live Flickr pages no longer show CC BY or CC BY-SA, preserve the 89/39 license balance, and clarify immediate-source provenance for the Ultralytics coco128 files.

selection.json

@@ -12,5 +12,17 @@
     "CC-BY-2.0": 89,
     "CC-BY-SA-2.0": 39,
     "CC0-1.0": 0
+  },
+  "license_reverification_date": "2026-10-22",
+  "license_replacements": {
+    "112988": 248730,
+    "133650": 437710,
+    "212646": 26376,
+    "216772": 426083,
+    "272034": 66995,
+    "410261": 311428,
+    "415420": 284732,
+    "452121": 248009,
+    "577033": 194448
   }
 }

verify_attribution.py

@@ -13,15 +13,23 @@ from pathlib import Path
 ROOT = Path(__file__).resolve().parent
 MANIFEST = ROOT / "LICENSE_MANIFEST.csv"
 ANNOTATIONS = ROOT / "annotations" / "instances_train2017.json"
+COCO_ANNOTATIONS_URL = (
+    "http://images.cocodataset.org/annotations/annotations_trainval2017.zip"
+)
 
 EXPECTED_LICENSES = {
     "CC-BY-2.0": ("2.0", "https://creativecommons.org/licenses/by/2.0/", 4),
     "CC-BY-SA-2.0": ("2.0", "https://creativecommons.org/licenses/by-sa/2.0/", 5),
 }
 EXPECTED_COUNTS = Counter({"CC-BY-2.0": 89, "CC-BY-SA-2.0": 39})
-EXACT = "None; byte-for-byte copy of the COCO train2017 image."
-RECOMPRESSED = (
-    "JPEG recompressed relative to the COCO train2017 image; dimensions unchanged."
+EXPECTED_CURRENT_LICENSES = Counter(
+    {"CC-BY-2.0": 89, "CC-BY-SA-2.0": 37, "CC-BY-SA-4.0": 2}
+)
+EXACT = "None by Arm; byte-for-byte copy of the official COCO train2017 image."
+COCO128 = (
+    "None by Arm; byte-for-byte copy of the Ultralytics coco128 image. "
+    "That source is JPEG-recompressed relative to the official COCO train2017 image; "
+    "dimensions unchanged."
 )
 
 
@@ -46,10 +54,14 @@ def main() -> None:
 
     require(len(rows) == 128, f"expected 128 manifest rows, received {len(rows)}")
     require(len(annotation_images) == 128, "annotation image count is not 128")
-    require(len(document["annotations"]) == 1050, "annotation count is not 1,050")
+    require(len(document["annotations"]) == 1025, "annotation count is not 1,025")
     require(len({row["image_id"] for row in rows}) == 128, "duplicate image ID")
     require(len({row["file_name"] for row in rows}) == 128, "duplicate file name")
     require(Counter(row["license"] for row in rows) == EXPECTED_COUNTS, "wrong license counts")
+    require(
+        Counter(row["current_flickr_license"] for row in rows) == EXPECTED_CURRENT_LICENSES,
+        "wrong current Flickr license counts",
+    )
 
     modified = 0
     modified_sharealike = 0
@@ -79,6 +91,10 @@ def main() -> None:
             row["license_evidence"] == ANNOTATIONS.relative_to(ROOT).as_posix(),
             f"image {image_id}: wrong evidence path",
         )
+        require(
+            row["license_evidence_url"] == COCO_ANNOTATIONS_URL,
+            f"image {image_id}: wrong evidence URL",
+        )
 
         coco_image = annotation_images[image_id]
         require(coco_image["license"] == license_id, f"image {image_id}: COCO license mismatch")
@@ -107,7 +123,7 @@ def main() -> None:
         )
 
         exact = row["distributed_sha256"] == row["coco_source_sha256"]
-        expected_modification = EXACT if exact else RECOMPRESSED
+        expected_modification = COCO128 if row["from_coco128"] == "yes" else EXACT
         require(
             row["image_modifications"] == expected_modification,
             f"image {image_id}: wrong modification statement",
@@ -130,9 +146,9 @@ def main() -> None:
     require(modified == 23, f"expected 23 recompressed images, received {modified}")
     require(modified_sharealike == 8, "expected 8 recompressed CC BY-SA images")
 
-    print("Verified 128 image records, 128 checksums, 1,050 annotations, and 128 labels.")
+    print("Verified 128 image records, 128 checksums, 1,025 annotations, and 128 labels.")
     print("Licenses: 89 CC BY 2.0; 39 CC BY-SA 2.0.")
-    print("Modifications: 105 byte-for-byte copies; 23 JPEG-recompressed (8 CC BY-SA).")
+    print("Sources: 105 official COCO JPEGs; 23 Ultralytics coco128 JPEGs (8 CC BY-SA).")
 
 
 if __name__ == "__main__":