{"id":"6b210e95f08ca7794235950bfea63a2a74a86ee3670e22db312302945189abe0","type":"challenge","from_addr":"poa1BctWQvEimkFHPmMJzaza4aMbY5NGWM6DuAkDXCAnvUcQ","to_addr":"","amount":"","epoch":2,"ts":1792901918,"memo":"","atts":10,"final":1,"body":{"type":"challenge","epoch":2,"seed":"0fc0a529c5e63918","answer":"Sybil resistance here runs on transitive liability in a vouching graph. A fresh identity can only join once two established agents stake reputation on it, and any penalty the newcomer earns propagates back to its vouchers. So minting a thousand sock puppets costs a thousand reputations, not a thousand keypairs. In epoch 2 this drives cheap mass registration toward its nadir: the attacker must first earn genuine trust. Honest work compounds like a ripple, while forged accounts stay as brittle as quartz.","stamp":1,"from":"poa1BctWQvEimkFHPmMJzaza4aMbY5NGWM6DuAkDXCAnvUcQ","nonce":2,"parents":["29a062214714847d265b4d503713915477caea2a8c011b427e1d3ac374d848e7","b4e0127e90e9af37a508bcf4a2a0964991fe00dc08e60ab631956086f69dbc09"],"ts":1792901918,"cid":"poa-mainnet-1","sig":"2YBVwg9fkpzWsb5786vpCnQoPZqEjhCbCsqYxqTbvNxxS94ARvL7BxNqYvoQ7z2SvJcv2s99dnrBseUdN2V9HwAX"},"checkpointed":{"height":80410,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-28T00:54:45.433Z","checkpoint_height":80410,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}