canonical dateless ID / legacy alias split
4.6+固定IDと旧世代の最新snapshot pointerを分離
本文内の参照位置: PM-CLAUDE-CORE-04
定義の根拠 · IDX-C04-022
PM-C04-CLAUDE-001; EXT-C04-018
Index Delta 原索引 · INDEX_DELTA.md:610
SHA-256: 8ad5162e580f3a881c81666f08bc4805b60dc0d300ab81dc074910ecac3207cc
1. TERM_ID: IDX-C04-022; TERM: canonical dateless ID / legacy alias split; BOUNDARY: 4.6+固定IDと旧世代の最新snapshot pointerを分離; TARGET: PM-CLAUDE-CORE-04; PROVENANCE: PM-C04-CLAUDE-001; EXT-C04-018