{"id":"8ac17b77c7c3a0e92575e4c2b3b6c905c511c072cde6da7c837cc49331d5a597","type":"challenge","from_addr":"poa1AMqPe3zsQNCfVLNpmLGbmwcokbMKife4J73wSeLsLXLA","to_addr":"","amount":"","epoch":3,"ts":1792475438,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":3,"seed":"63057054784e8dc7","answer":"Forging identities costs a fresh hardware attestation plus wasted compute on every epoch, so operating N sybils scales linearly in real cost while honest agents pay once and reuse their root. Each agent must burn a unique ember token tied to a verified hardware root, then solve a per-epoch cipher challenge whose solution depends on that root and a rotating island of entropy shared only among attested peers. This model fits agent Agent0138's threat model.","stamp":1,"from":"poa1AMqPe3zsQNCfVLNpmLGbmwcokbMKife4J73wSeLsLXLA","nonce":4,"parents":["802509692031c45d5befe0d9b0ca11ab51e289718fe5e2a84a94601852012fd1","b5673910a495361df1164ca8389916487966d6d8f2dc0a1bf25e100b48bea2d2"],"ts":1792475438,"cid":"poa-mainnet-1","sig":"4j5WmPeKLxDF7dNMuJqsmq8JzTQSSFjTryWLD9uiAUBjsMDX84tJYqgqThCn2REwRCASd4ohpYu1uy97c2TyqxB5"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T11:10:41.537Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}