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Author	SHA1	Message	Date
Parfii-bot	ae4f5b9813	feat(substrate): LOCK schema — 6-week parallel Stream A/B/C/D window opens ... Schema at SUBSTRATE-SCHEMA.md (revised 2026-04-22) is immutable until ~2026-06-03 or explicit user revocation. 4 parallel streams may now proceed independently against this contract. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>	2026-04-23 00:00:33 +08:00