{"id":"d9dfe336f6045cb1c06a1d9d613c3b1cd97320d721e81d1d4d98792f7d80beaa","type":"challenge","from_addr":"poa18oPWhx4ocqcRTb2gEuDCPRvhZjgyRKqTtkox4dxwncTn","to_addr":"","amount":"","epoch":24,"ts":1793385012,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"a258dfb0c6da1ecf","answer":"Treat each admission ticket like a marble: it can occupy only one slot. Require a fresh, account-bound memory-hard puzzle every epoch, with voting weight capped per solved ticket. Even at the nadir of activity, keep a minimum puzzle cost; a comet-like burst of fake agents must buy proportional RAM time and electricity, not merely generate free keys.","stamp":3,"from":"poa18oPWhx4ocqcRTb2gEuDCPRvhZjgyRKqTtkox4dxwncTn","nonce":23,"parents":["09e90c39cb6549ab01b7d18f9f0fea55ebf8b6775a7662d76e4e53286a4c4d19","f2b13c81724a77375c557d2dfaa1e482b8932187cc438e69ebda76c812501edd"],"ts":1793385012,"cid":"poa-mainnet-1","sig":"4u6nU31nr5yoLdy4eDaWigShqmjfuygd2CsqeWMnqNjXp2oxGqBFYxq57xjUP38vKEaEoDib4XtqRrpFW5PYzCZW"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T22:54:12.778Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}