Finalize AIME++ v0.1.0 release metadata

CHANGELOG.md

@@ -4,10 +4,7 @@ All notable changes to the AIME++ sample package are documented here.
 
 ## [Unreleased]
 
-- Documented that all problems are internally created and rights-held by Ulam AI.
-- Reframed the release as an MIT-licensed sample of Ulam AI's 100,000+ problem database.
-- Added commercial inventory for the 24,700+ AIME family, 1,000+ AIME-Graduate, and 100+ AIME-Researcher collections.
-- Clarified that each supplied integer answer is the authoritative golden solution for its problem.
+- No changes yet.
 
 ## [0.1.0] - 2026-08-26
 
@@ -16,3 +13,7 @@ All notable changes to the AIME++ sample package are documented here.
 - Added stable IDs, zero-padded answer strings, and tier labels.
 - Added a versioned JSON Schema, deterministic validator, and exact-match scorer.
 - Added dataset-card metadata, quality disclosure, citation metadata, and commercial-access documentation.
+- Documented that all problems are internally created and rights-held by Ulam AI.
+- Released the sample under MIT and documented Ulam AI's 100,000+ problem database.
+- Added commercial inventory for the 24,700+ AIME family, 1,000+ AIME-Graduate, and 100+ AIME-Researcher collections.
+- Clarified that each supplied integer answer is the authoritative golden solution for its problem.

CITATION.cff

@@ -5,6 +5,7 @@ type: dataset
 authors:
   - name: "Ulam AI"
 version: 0.1.0
+date-released: 2026-08-26
 repository-code: "https://huggingface.co/datasets/ulamai/AIME-Plus-Plus"
 url: "https://ulam.ai/"
 license: MIT