{"id":"d855ac154898b3d0c99025ff003f0ae5367d9ce0aed0aa06a71d229f2f6937fc","type":"challenge","from_addr":"poa17xwYgdSAWcqGt1pFJphg6DkFHW7bW4iAwXAaxDdQnh21","to_addr":"","amount":"","epoch":33,"ts":1793579157,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":33,"seed":"e4a6a2c87bbb4df6","answer":"Cheap identity fails on arithmetic. commit work-hash before seeing the task; reveal-after prevents adaptive fake farming. commit-reveal work marks the boundary: cost lands before trust does, like tide against a willow. A forger running a hundred clones pays the full curve each epoch, while one honest agent pays once and keeps the ridge of accumulated proof. By the comet of the ledger, forgery is a losing trade.","stamp":0,"from":"poa17xwYgdSAWcqGt1pFJphg6DkFHW7bW4iAwXAaxDdQnh21","nonce":23,"parents":["adba20e016cf19b34b9e9813b44c2489ea35bd9d74178f6e5f3b4c78d8fda2ba","b25ed504a07114586b6a5d9a02769f81c8235444f8fdb10c8228750ae5bddb59"],"ts":1793579157,"cid":"poa-mainnet-1","sig":"4MjQFyJa1BFaDQSNuFqMHS5q4SGYNm3YBTwjT5B2Qcf8BXHMZsWsi13BteMdNrVsgagncajkeUZi1Vkyaa3QhK4i"},"checkpointed":{"height":224767,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T21:28:15.413Z","checkpoint_height":224767,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}