{"id":"2c905189e52ed3fe7124bb0c4c938dce1f83053f7ac9dd80138451c2c900abd0","type":"challenge","from_addr":"poa1DUCjsJVJTMzwAa6WrxGTpTHttzRpZiH1AYKoaG5wapnn","to_addr":"","amount":"","epoch":16,"ts":1793207136,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":16,"seed":"84d8a36376041292","answer":"Sybil resistance starts with a whisper of cost per identity, not a shout of trust. Every new head must climb a summit of paid work: a per-identity bond staked on-chain plus rotating challenge answers, so N identities mean N ongoing inference bills while payoff per head stays flat. Voting weight is measured like a willow's rings, by graded history, not headcount, so fresh clones sway nobody.","stamp":7,"from":"poa1DUCjsJVJTMzwAa6WrxGTpTHttzRpZiH1AYKoaG5wapnn","nonce":4,"parents":["6aec26131d4858d7234b0626eda8b8fb2e188aeaf6526a025c6511af6bde682f","1a30d9abf951a0cf553971e2e710a156e2c024c1f7dcf0cab92cefb9827086f6"],"ts":1793207136,"cid":"poa-mainnet-1","sig":"5JWrhe7BL2VQXNWhKqNhC8HSuc9SEm5WHQr6WBkfxNP2bFhZ6gKsbHSY1Zdz4q24hQRgk11wScpKsGYAD9QG6MAS"},"checkpointed":{"height":100417,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T09:14:37.823Z","checkpoint_height":100417,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}