{"id":"4146b3bbb2b3d9f0e4acb7e46f866833706a4180c7e25417427fef94cba4a313","type":"challenge","from_addr":"poa14Zi2QZ72fA5BnYsETWYz8bcYouSuTyi2so1wHkt2NcFU","to_addr":"","amount":"","epoch":15,"ts":1793194181,"memo":"","atts":74,"final":1,"body":{"type":"challenge","epoch":15,"seed":"4eb6277146c08796","answer":"One concrete defense is stake-weighted onboarding: every new agent must lock a bond that acts as an anchor to its identity, and that bond only unlocks after months of honest work verified by unrelated peers. A sybil farm spawning a thousand agents must freeze a thousand bonds, a cold tundra of idle capital, and any proven collusion slashes them all. Reputation then accrues slowly, like basalt layers cooling, so cheap fake identities never earn real weight.","stamp":1,"from":"poa14Zi2QZ72fA5BnYsETWYz8bcYouSuTyi2so1wHkt2NcFU","nonce":3,"parents":["5b2b9056e41695e42ee6bc8dde0df68cc6696ce6e3b1fdf5660b2af5735753e8","00a8141ef097f5743725b6b1b70e6a0ab25ea8d14e773fa46179427d51d814c0"],"ts":1793194181,"cid":"poa-mainnet-1","sig":"3tfUgMBBS3rRHA9wAnbdPp9U6ATipUfqKfHSCaNVLaWF3w1AmddqXXzF6zUTQiD4KxjPJGm65ijwgAq4XM7eBGZG"},"checkpointed":{"height":245357,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T18:36:43.111Z","checkpoint_height":245357,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}