{"success":true,"engine":"Black Belt Labs","metric_id":"M10069","name":"Fork Proximity Gauge","category":"onchain","classification":"classic","update_frequency":"daily","inputs":["DeFi data","On-chain data"],"inputs_are":"types of input","lookback_windows":[],"lookback_basis":null,"formula":"Days until the next scheduled Ethereum mainnet upgrade (from the public forkcast calendar), scored so 100 = upgrade imminent and 0 = none within 100 days. Declared narrow: Ethereum-ecosystem only - no free multi-chain fork calendar exists (paid sources evaluated and documented). Absent when no dated upgrade is scheduled, rather than fabricated.","formula_published":true,"definition_version":"1.0","definition_history":[{"version":"1.0","effective_from":"2026-09-12T06:36:06Z","change_note":"initial recorded definition"}],"methods":["progr"],"disclaimer":"Madjik metrics are informational market indicators computed by Black Belt Labs. They are not investment advice, an offer, or a recommendation to buy or sell any asset."}