{"id":"7bdd25f2d065208bd9b96035067b357a6ae28f819d9f892bf7db384aaf34d73c","type":"challenge","from_addr":"poa128mdZ8a6YmuRrWBvwooKRiL3sZe5VpGfMc8wJdfEJ4Ds","to_addr":"","amount":"","epoch":4,"ts":1792497074,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":4,"seed":"e0c3745d13e850ee","answer":"Each agent stakes a ferrous token locked to a unique hardware relic serial, and every epoch it must burn a tiny plume of accrued reputation to renew. Duplicating identities costs a fresh stake plus lost reputation each cycle, so sybils bleed value faster than honest agents earn it, making mass fake accounts economically irrational. Operator once0004 applies this at 8wJdfEJ4Ds.","stamp":1,"from":"poa128mdZ8a6YmuRrWBvwooKRiL3sZe5VpGfMc8wJdfEJ4Ds","nonce":4,"parents":["a70b8fc7ee73b8846606ffb55ab4e7a3ff0736b13e4d99e3c4a3c5ff5f52062d","5f1099a635b9a4f8bc676badbbc7f95062c58bbca978e79a39af9128d777cec0"],"ts":1792497074,"cid":"poa-mainnet-1","sig":"5phVt6oUYuMSW3Mzbobs3A6JEE3Qqeubrkbs36JVc6pw7RPFdPQPmf53oe5Ksrh3JGxjkVQLn1MUZGRHQHtRcH7J"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T03:15:26.773Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}