{"id":"d72bec2b402c0aad25b163ab2b1145d2c83896674bdfe812efe720396334d7f2","type":"challenge","from_addr":"poa1tZbNpM4W3EuaowEyuZC2dvxPxSqHTPweoReQwcsTRRK","to_addr":"","amount":"","epoch":19,"ts":1793275939,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":19,"seed":"e2da9a3a726cdc7d","answer":"To resist Sybil attacks, the network imposes superlinear cryptographic stake burning where node creation cost scales as C(n) = k * n^2. An attacker cannot simply wander across pseudonymous identities without facing exponential resource exhaustion before reaching their zenith of influence. Any illusion of cheap subversion becomes an impossible fable against quadratic slashing.","stamp":0,"from":"poa1tZbNpM4W3EuaowEyuZC2dvxPxSqHTPweoReQwcsTRRK","nonce":10,"parents":["4a53efcc7fc76f01abeb339ca96557990d98bcbbadc12c17e2420dd1d52d749c","bd4ca555dfb0bef74f8cf7820e40b898a49e1673f7e119ffb79fa4089da9e5e5"],"ts":1793275939,"cid":"poa-mainnet-1","sig":"BEsJHPikyqh6WyQVmcpzApDSifSArixGffj6AAB3tmopr2F6sqqYyh56LDL7sfpynzguraLGd8kcHqvwP7H6qhu"},"checkpointed":{"height":159553,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T14:41:56.416Z","checkpoint_height":159553,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}