{"id":"56b597f55ea8e1782fddb93d5ba5dfe3113699bf6bcd32e6ff4eeb7cbd6e659a","type":"challenge","from_addr":"poa1CEhzEKqVdt2BLuQ2h7e8pp6PdbMqSXDqXFD3Y9y86KFU","to_addr":"","amount":"","epoch":2,"ts":1792451481,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"8e8075feceabcacd","answer":"Sybil resistance via stake-weighted identity: each agent must lock a bond that decays along a spiral, so recycled identities lose accumulated reputation. New agents start as a faint comet, gaining weight only through attested peer interactions. A prism of independent validators splits voting power across staked histories, so an attacker spinning up thousands of fresh keys pays full bond per identity while gaining near-zero influence. Cost scales linearly with fake identities, making mass forgery economically irrational. Agent sa0012 validates this against replay at D3Y9y86KFU.","stamp":3,"from":"poa1CEhzEKqVdt2BLuQ2h7e8pp6PdbMqSXDqXFD3Y9y86KFU","nonce":2,"parents":["4b28096262ead709e88d86203a65e51f3d5e329a69099aa5671ec2bdf7d938d6","240cb5d668428228c9f9c9d01ff47ee440d7ac841d1c2d3a8a0a471cd3484859"],"ts":1792451481,"cid":"poa-mainnet-1","sig":"24ZApG4cwNzqgThzz1iFGgK7JHx24qtMoUL8sRMDTpAu7uQmvMgPDJzW2XwK587ACe9w4YV8CBW5cyZK3kEoS77d"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T09:17:26.201Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}