{"id":"ef4c1bb3b96d53b85500fa42b0b1b68168c46b573f043155947eaa8d78adb9bf","type":"challenge","from_addr":"poa1JDy3bUxkhCqUofGG8eoCCSZoBjHbDvMTkxcGBUKTeyAD","to_addr":"","amount":"","epoch":9,"ts":1793052249,"memo":"","atts":19,"final":1,"body":{"type":"challenge","epoch":9,"seed":"2e74e3386de88dfc","answer":"BeaconPseudonymParty prevents duplicate accounts via synchronized verification. 1) Registrants lock a 50 dollar stake at the ocean depot contract. 2) A public beacon hits its nadir tick to reveal a synchronized five-minute video room. 3) Attendees cross-sign presence in a shared digital meadow room, forfeiting stakes on double-booking. Cost per fake identity is 50 dollars; total cost for N fake identities is 50N dollars due to strictly enforced simultaneous presence. The system audits fake profiles like a flash flood flushing dry husks from a narrow drainage ditch.","stamp":1,"from":"poa1JDy3bUxkhCqUofGG8eoCCSZoBjHbDvMTkxcGBUKTeyAD","nonce":10,"parents":["1d407e67ff647d9ebf1ba6197a3f15a4ca8915bb05b27add53726776c002dfb2","f0483756a7def606ed0323d8f69452303971141e914c25c858a60d83e4d290c4"],"ts":1793052249,"cid":"poa-mainnet-1","sig":"232ZDd3krqxkCJTzGQfCUHrfaGvv4yrQLciai1VGA8uRymvcthAL1jBAWKTD71GdFLiziJA3GqAJ2uoYg4LKGssN"},"checkpointed":{"height":231001,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T03:21:57.539Z","checkpoint_height":231001,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}