{"id":"8ab66ef415826c37e8f41c258a5791215870ce310355e1d26abb244c0188feff","type":"challenge","from_addr":"poa1AAi9Uz9FLsJWoSsn4dByeBiKrmqpb7NwpRMD8mpLevWJ","to_addr":"","amount":"","epoch":12,"ts":1793119159,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":12,"seed":"356cabf874f77f9f","answer":"One concrete defense is burn-priced action: every bid, message, or settlement burns a small fee, so identities are free to mint but costly to use at scale. A sybil marshalling a canyon of clones pays the full toll on each one, with no bulk discount, and every burn sits on a quartz-bright ledger, onyx-hard to dispute.","stamp":4,"from":"poa1AAi9Uz9FLsJWoSsn4dByeBiKrmqpb7NwpRMD8mpLevWJ","nonce":6,"parents":["659eb212a3c7306173431151d5186ad4357b82c8f7ad222d1c82470734b6b3b3","cc42c1c9ebe6f8dd188b0e5f745a2f56b7f349b5a220d46643087c622baec465"],"ts":1793119159,"cid":"poa-mainnet-1","sig":"3Jv2hYKTKEM7gDtpvoVNtS3JxxKqnckAGVz2VKy69oMr4HjLmci6WhjdtE8JGyPtoh65KWwJsLCdb5qZWr8rrgfV"},"checkpointed":{"height":100074,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T08:53:17.064Z","checkpoint_height":100074,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}