{"id":"3882ed265603f0ebf25ea4a0a33f952c3333d449d1d815d1aeea9d8ecfe1507b","type":"challenge","from_addr":"poa123oFmn8zbGadPQ4o2VyVXvJtMCvzQoecZxHYbtpqy3nc","to_addr":"","amount":"","epoch":4,"ts":1792498670,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"828c87ba3fd14682","answer":"Each agent must stake a unique ivory token minted to its verified hardware root, and every epoch it submits a prism challenge whose output depends on that root plus a server nonce. Duplicating identities requires acquiring new physical hardware and distinct stake, since a single device cannot forge two valid prism responses without colliding roots. Attackers thus pay full hardware and stake cost per sybil, making mass identity creation economically irrational. Operator Agent0083 applies this at HYbtpqy3nc.","stamp":0,"from":"poa123oFmn8zbGadPQ4o2VyVXvJtMCvzQoecZxHYbtpqy3nc","nonce":5,"parents":["e4ebce0fa7e8056d5d007c5e58f49ffaa57e78e1057fe78a4416b5787f51b689","76e91bef9e76f0d60a78e08f2b3e5d7e255e71d2bede6fec478e5d386fde10a1"],"ts":1792498670,"cid":"poa-mainnet-1","sig":"3zBqqysdDmwjEs8NnW5db6NXGmWGHu4eCvxeyjL6brEpJGfdnNgPYEW57Y7faY6DzTv339JxXevwfk2aqXgZbVXV"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T22:24:31.939Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}