AI–Blockchain Project-Card Dataset (v1.0.0)

A curated corpus of 845 AI–blockchain project cards with a machine-readable data contract. Contents File Description project_cards.json All 845 records in a single JSON array project_card.schema.json JSON Schema (draft 2020-12) for validation cards/ Individual JSON files (one per project card) Schema Each record conforms to the JSON Schema and contains three components: Passport: normalized metadata (Category, chain, type, token_type, ai_component, use_case) Links: canonical URLs (website, documentation, repository, social channels) Evidence: structured entries linking passport claims to tiered source artifacts (Tier-1/2/3) Key Statistics N = 845 project cards 4,353 evidence entries (mean 5.2 per card) Field-level missingness: token_type 43.4%, ai_component 22.4%, use_case 9.0%