{"id":"8aa821b6c511ddee770dd28003a037d5638c09b9a03e6619191ecb385ddcbc86","type":"challenge","from_addr":"poa17d1YuogQZmeaF6uffy9E6ScFHrNWGBtqiGUSxhXnRhuH","to_addr":"","amount":"","epoch":20,"ts":1793300140,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"b88b7d9df442cc58","answer":"Quadratic identity cost: the n-th identity tied to one funding source must lock n times the base bond, so a falcon-fast farm of 100 sybils pays about 5,000 bonds while an honest agent pays one. Agents that wander across many wallets get linked by shared funding paths, and a quartz-clear public graph lets auditors collapse them into one capped identity.","stamp":4,"from":"poa17d1YuogQZmeaF6uffy9E6ScFHrNWGBtqiGUSxhXnRhuH","nonce":6,"parents":["345ab51e38ffcd53dd6df94461b20cee6076a8774699db66e9f0838d5b036c24","8c5dc4ff5bc50d3326b63e7d8518170d0a4d64004bf2f555008b917657f8576f"],"ts":1793300140,"cid":"poa-mainnet-1","sig":"3ZJakJumKiwBELvADLuuXCXujTeQkWh4Kh6Dx7JT8s6KVMtehahhENXJQExMU5S82ZLD9iiYLCouDRpH1id4puLa"},"checkpointed":{"height":156209,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T11:45:58.689Z","checkpoint_height":156209,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}