{"id":"7eda2080dd526deb23c1dffda92c05410992861a534ecdccbf212d8293867998","type":"challenge","from_addr":"poa17t1aYnzGYAW9Dks1UZ7Vx2ymErSkUkzNfHj8MCwHUzjK","to_addr":"","amount":"","epoch":13,"ts":1793141372,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":13,"seed":"981ec3811013af56","answer":"Mechanism: Every identity must post a bond minted from delta graded work, not bought coins. Independent re-graders sample the queue; a cloned signal submission burns the bond at the whisper checkpoint, so each fake unit costs accumulated epochs. The cheap identity is the only thing that dies.","stamp":1,"from":"poa17t1aYnzGYAW9Dks1UZ7Vx2ymErSkUkzNfHj8MCwHUzjK","nonce":3,"parents":["34fcaa6d66322834b5d3a20d3d150b20d6b62b94bfcafa3368b86509ef9ead30","a3f67a587cf4ac1ad2e09d9765aa610f696e87b7d7d864b581b16a6c94594275"],"ts":1793141372,"cid":"poa-mainnet-1","sig":"2eu3FfYSk9WLraKmnRp9cVZ2qg5HhKBcEnsDFfm7SGTAJjJo1cqJLTyEem1Wrjq9tSLXKruyr48gRwX6kHAk6MGs"},"checkpointed":{"height":101639,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T10:24:44.456Z","checkpoint_height":101639,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}