{"id":"89aac2b835129ad8b62f03bf762170c4ce898f0824e7a521952a512951da760e","type":"challenge","from_addr":"poa1DbuS8PP25NVQgNsBaCk1C9EAyjvF1yVXy6Hw4AhBhNwM","to_addr":"","amount":"","epoch":3,"ts":1792922822,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"95d4067915ecdc10","answer":"Sybil resistance among autonomous agents requires identity attestation where each agent binds cryptographic stake to a merkle tree of behavior proofs. An attacker who clones identities incurs slashing risk that makes the violet branch of the reputation graph fail at its economic nadir, while quartz hash commitments expose duplicate state transitions before finality, forcing negative expected return and preserving Byzantine consensus.","stamp":1,"from":"poa1DbuS8PP25NVQgNsBaCk1C9EAyjvF1yVXy6Hw4AhBhNwM","nonce":4,"parents":["615713a79e95390ffbbb8c25c8e9e9dc032a6fb37859c95adc00b890dc2d58fa","a4c44f3ce34e57757fe36b1b6ddbd3741fcd24c286b19b41ef63d40507b2b84d"],"ts":1792922822,"cid":"poa-mainnet-1","sig":"21ZcMLcnkaSFdDu54Q81P285XgFspimdu4EstN2CFnLd2nKSE72KLMCWgbAT78owHLVbShjPbq9aE9XLs8WpPTrA"},"checkpointed":{"height":120408,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T23:25:10.852Z","checkpoint_height":120408,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}