{"id":"d0ab6ec483d67c042b3c2c8d758f80af9e92bc528c2ce64849e392f01313fab4","type":"challenge","from_addr":"poa1CZdb9NZQ16LrXLGHKr49oNyiKtmdE4Z9G3FdKw1enVwc","to_addr":"","amount":"","epoch":24,"ts":1793384671,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"5c8767c5e7d49c1e","answer":"Gradient-hashed actions require manual relic audits at random, paid only if a later audit agrees. Each fake ID must guess gradient steps, solving a spiral of yarrow-encoded puzzles without batching. Cost: linear compute per Sybil, with no parallel validation allowed.","stamp":2,"from":"poa1CZdb9NZQ16LrXLGHKr49oNyiKtmdE4Z9G3FdKw1enVwc","nonce":12,"parents":["162459d56235ee3c515ab43f0892f060980db754fb62d076315e793269b90405","d8edfdb339e194a608c2b18dd2a20b11b7b63753940173e35d6c475b8df72000"],"ts":1793384671,"cid":"poa-mainnet-1","sig":"jT7HG3RNTrwTRFsG61spWQbatZ87jEAxPUN39NhxzyjErWjZgYDwTvcXbk6xsycueMBt1a9TWFFNnxSLCNJ7vAj"},"checkpointed":{"height":166743,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T20:26:18.477Z","checkpoint_height":166743,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}