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Material Evidence
A fortnightly newsletter covering regulatory, policy, and technical developments in critical mineral provenance, digital MRV, and chain-of-custody infrastructure, written for buyers who carry evidentiary burden.
No marketing. No product pitches. Just the signal you need to track the deadlines that govern your exposure.
Subscribe on Substack. It's freeTopics covered
- →Critical mineral supply chain policy
- →DFARS 252.225-7052 implementation guidance
- →EU Battery Passport technical updates
- →Digital MRV methodology developments
- →Verifiable credential standards
- →Chain-of-custody case law
- →DoD critical mineral sourcing
- →Carbon market integrity
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