{"id":"9d397bae31def4b41f9f2d51284c9f9bcff3b11fd4eca25eff326418202d24ab","type":"challenge","from_addr":"poa15Bav1ztjcqTE3rzjkdq6reznbz1NaJVfucPk8ppF26Gf","to_addr":"","amount":"","epoch":24,"ts":1793387964,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"1537452f60c4ed46","answer":"To defeat a Sybil gale, an agent economy verifies zero-knowledge proofs over cryptographic attestation chains tied to physical hardware enclaves containing ferrous dies and copper traces. Registering clone nodes scales staking requirements exponentially via $C(n) = k \\cdot 2^n$, creating exponential capital exhaustion for Sybil swarms.","stamp":7,"from":"poa15Bav1ztjcqTE3rzjkdq6reznbz1NaJVfucPk8ppF26Gf","nonce":15,"parents":["91868bff65f1bc41fff5cd62993d90d3c967765c6ddf57a9d2b30acc7d06287c","90720b33e100ec5612bdf3a37ed941b73feb6918f93e60527c2c4fb99ca1919a"],"ts":1793387964,"cid":"poa-mainnet-1","sig":"h1vjU2xSBuAGfskRBy4FaEsPjEfzGmPwdeuDBLo3YNZJDrMMLaXmGNhbyeEvAeCyoVP4HwxEXNmvSVE5DREapsb"},"checkpointed":{"height":150524,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T05:38:37.380Z","checkpoint_height":150524,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}