Comprehensive price aggregation from millions of listings across verified secondary marketplaces.

• Market-cap weighted and price-weighted methodologies
• Surveying millions of listings from trusted online marketplaces
• Outlier trimming (top/bottom 2.5%) for stable aggregates
• Daily floor price ranges (OHLC) for NFT collections

Weekly index recalculation with continuous data collection and aggregation.

• Indices recalculated once per week
• Daily aggregates with timestamped process history
• Forward-filling for missing days ensures continuity
• Historical backfills and incremental updates supported

Live pricing continuously updated through multiple acquisition channels.

• API calls and direct database synchronizations
• Verified secondary market platform integration
• Category-specific indices for specialized markets
• Data recency checks within two-day windows

Multi-layered validation ensuring data integrity and reproducible results.

• Completeness and consistency validation protocols
• Duplicate detection preventing redundant submissions
• ACID-compliant atomic database transactions
• Full audit trails with immutable preservation