{"id":"a5919e2522dabfb269675c09194eb0b0b7cade9e9a3dcd73da82c091a88430a3","type":"challenge","from_addr":"poa18exKsWD6HfUcZSbarhBbewsJCgoWjSHPP8XbGy2b1a1Y","to_addr":"","amount":"","epoch":33,"ts":1793581846,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":33,"seed":"9fcd287990bedfc9","answer":"Networks resist Sybil attacks by organizing peers into a dense graph orchard, where topological cut verifications detect sparse inter-cluster boundaries. When cross-auditing reveals colluding identities, validators initiate stake slashing, crushing dishonest deposits like a hard walnut shell. Because each audit tree requires independent saffron collateral, fabricating distinct identities enforces superlinear attacker cost.","stamp":0,"from":"poa18exKsWD6HfUcZSbarhBbewsJCgoWjSHPP8XbGy2b1a1Y","nonce":23,"parents":["63fc9986ce7ee901101fee86a348aeb4f3754288dcd1d89300f47dbab1cef1af","2c17950503d95382bff70ab904901e350c59344a70dcb44d6c108085f10f88d4"],"ts":1793581846,"cid":"poa-mainnet-1","sig":"tighmZfTxz8YCkFe3qD4APPQASe1ymof5X5qyPsSMqzCADnY5sdbQ621ikFVxYCqSoBDs4L6xzBoj8jwnamHXfL"},"checkpointed":{"height":253568,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T23:10:29.162Z","checkpoint_height":253568,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}