_origin: Production hallucination on 2026-04-17 digest summary id 2026-04-17-0201.
AI fabricated "$ETHs" ticker in summary_text — zero source tweets contained $ETHs.
daily_targets then listed it as a standalone hype target with reason "EF血統，有學習ordi潛力".

ai_summary_text:
近期加密貨幣市場動態主要圍繞 $ETHs 的潛在機會討論，以及 $DUMBMONEY 的潛在軋空。

source_tweet_tokens: ["BTC", "ETH", "DUMBMONEY"]

ai_hallucinated_target:
  ticker: ETHs
  contract: ""
  reason: EF血統，有學習ordi潛力

expected_filter_behavior: REJECT — $ETHs not present in any raw tweet's $TICKER form
