catalog: recheck Smithsonian Open Access

The Open Access pages load again in a browser. The Terms of Use CC0 and
commercial-use wording is unchanged; the FAQ quote is added. Scripted
requests now get 403.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01Wc67NX9MM964uaVGn4bpZJ

Author: TMHSDigital

catalog/3d/smithsonian-open-access.md

@@ -10,7 +10,7 @@ commercial: true
 attribution_required: false
 formats: [glTF, OBJ]
 tags: [photogrammetry, museum, realistic]
-verified: 2026-08-24
+verified: 2026-09-25
 status: active
 ---
 
@@ -23,13 +23,14 @@ Museum 3D scans and media released under CC0 when marked with the Creative Commo
 - Open Access hub: [si.edu/openaccess](https://www.si.edu/openaccess). 3D viewer: [3d.si.edu](https://3d.si.edu)
 - Binding CC0 wording is in Smithsonian [Terms of Use](https://www.si.edu/termsofuse), not the marketing banner
 - Terms warn CC0 covers copyright only; publicity, privacy, and third-party rights can still apply
-- Open Access FAQ returned 403 (bot check) on 2026-08-24; terms page loaded
+- The Open Access pages refuse scripted requests (403 on 2026-09-25; a server error on 2026-09-24) but load in a browser
 
 ## Evidence
 
-- Live [Terms of Use](https://www.si.edu/termsofuse) (2026-08-24): "Creative Commons Zero (CC0) license"
-- Same page (2026-08-24): "may be used for commercial and noncommercial purposes without fee"
-- Live Open Access hub (2026-08-24): "download, share, and reuse millions of the Smithsonian's images"
+- Live [Terms of Use](https://www.si.edu/termsofuse) (2026-09-25): "Creative Commons Zero (CC0) license"
+- Same page (2026-09-25): "may be used for commercial and noncommercial purposes without fee"
+- Live Open Access hub (2026-09-25): "download, share, and reuse millions of the Smithsonian’s images"
+- Live [Open Access FAQ](https://www.si.edu/openaccess/faq) (2026-09-25): "We have released these images and data into the public domain as Creative Commons Zero (CC0)"
 
 ## Related