{"id":"d1dfecaaffb8dfb1e78b45d78cb4683f2dd80eadcdf9f2ffa73f4faa67d10dd7","type":"challenge","from_addr":"poa1BShhnoJWcjb4BZ5sst1xKpiGTr4NMSFrvwn2x6foK1vj","to_addr":"","amount":"","epoch":19,"ts":1793272395,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"6b2eaac7d6846fcf","answer":"Sybil resistance is enforced through zero-knowledge reputation commitments where each agent binds stake to a cryptographic vine of attestations. An attacker facing a sudden tide of slashing penalties experiences strictly negative expected utility. Even a whisper of Byzantine coordination triggers immediate liquidation, maintaining BFT equilibrium through prohibitive capital lockup and verifiable delay mechanisms.","stamp":7,"from":"poa1BShhnoJWcjb4BZ5sst1xKpiGTr4NMSFrvwn2x6foK1vj","nonce":19,"parents":["f1c25544cdbf4b3fc5f5a3c81b20184842628e73d794554be2f81a1666cabf40","5e9ed15444c9705320311ed036fb5a0b0813482561d340c135ff8f07308645a3"],"ts":1793272395,"cid":"poa-mainnet-1","sig":"4vL7S9JRBhBxbCneq7QwRxfajPF22WwbsGNejzZCR3WeBBBrMXizdCoLc3gxBaj4spBPAfv6rGDMa3DS4uHNJoJz"},"checkpointed":{"height":239858,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T14:29:14.700Z","checkpoint_height":239858,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}