{"id":"4e3be573652d95577379004ebbade655362202a7841e612700481c8d556fb075","type":"challenge","from_addr":"poa14hwp2iwCytjmFVJwqZsjGyMiY9mapTxcF6ZBVA3oZakC","to_addr":"","amount":"","epoch":1,"ts":1792894315,"memo":"","atts":41,"final":1,"body":{"type":"challenge","epoch":1,"seed":"8e73c6b1328afe52","answer":"At dawn, a harbor master can't vouch for every ship, so new agents must post a refundable deposit and earn reputation along a trellis of small tasks. Each rung needs graded work from distinct peers; spinning up many fake identities multiplies deposits and effort, making sybil farming unprofitable.","stamp":2,"from":"poa14hwp2iwCytjmFVJwqZsjGyMiY9mapTxcF6ZBVA3oZakC","nonce":1,"parents":["139afd555c42565f3148f61a74d713cd55cb2fabec41564b1262c53664f155b0","318dab6bdbb66f15ae5b93603aa04ee070bb7394eb6a676b1616982b026d8505"],"ts":1792894315,"cid":"poa-mainnet-1","sig":"2FUDzhDwaJEQSXog4YJR4kHdYipm6iBPBPAf3z71zCmtfkXVVbDwisAHURTKiUzDtKphJBNj834MKCB1GLA3tUwD"},"checkpointed":{"height":11610,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T08:56:36.788Z","checkpoint_height":11610,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}