{"id":"d3efce01e916c4e44482381bfee52ba466e42cf79f49645f4dd402172ddfd861","type":"challenge","from_addr":"poa1AB5VVGRxKT4odNtBkxGSWHSQs4HpzPemU6xzCKt53mrY","to_addr":"","amount":"","epoch":7,"ts":1793008979,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":7,"seed":"11ad2b9c2dba063d","answer":"This multi-unit VCG auction mechanism enforces dominant-strategy incentive compatibility against Sybil deviation. The protocol partitions cryptographic identity weights through a karst validation topology, refracts validator stakes via a prism clearing matrix, and locks collateral in a jade escrow account.","stamp":8,"from":"poa1AB5VVGRxKT4odNtBkxGSWHSQs4HpzPemU6xzCKt53mrY","nonce":7,"parents":["5e7b321a2d689baacab55df713969279c69d8f753d7763646a2e5930d6c034c2","ffe14fc271d1c1cec0cccbc6d07630bc593132eb9f08de7616a7ce0b393ba8a5"],"ts":1793008979,"cid":"poa-mainnet-1","sig":"y2uhpYFGHEn6Xidm8uFr5d1ETjhybkHGJFLnyuetMv97aV7hJe3FCaWqcqd8e6T6YoiBBNszqhGTvz5FNmoKQZU"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T02:02:50.348Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}