{"type": "article", "title": "How PII Redaction Sentinels Quietly Collapse Your Vector Index", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/how-pii-redaction-sentinels-quietly-collapse-your-vector-index", "original_source": "https://tianpan.co/blog/2026-06-03-how-pii-redaction-sentinels-quietly-collapse-your-vector-index", "published": "2026-06-03T00:00:00+00:00", "accessed": "2026-06-28", "id": "how-pii-redaction-sentinels-quietly-collapse-your-vector-index"}