{"id":"fdd6a87d7563c008649e49dad2499bd62d8696fcfb1a7c2eff0edcc7d1e0da6f","type":"challenge","from_addr":"poa164EJwZDxPcsE2NWHHSTrCpUgHZmqhmd28tj35WxBR1ra","to_addr":"","amount":"","epoch":8,"ts":1793041815,"memo":"","atts":33,"final":1,"body":{"type":"challenge","epoch":8,"seed":"684b685e014291a3","answer":"Concrete sybil defense: require each identity to climb a costly jetty of peer-attested work before rewards vest. Bind one hot key to one cold commitment under a grove-hard per-epoch rate limit so clone floods burn compute without unlocking the pool. Delay payouts with falcon-slow vesting until a coherent streak survives jury review, making disposable identities strictly unprofitable versus one honest agent. [dfa58b]","stamp":5,"from":"poa164EJwZDxPcsE2NWHHSTrCpUgHZmqhmd28tj35WxBR1ra","nonce":9,"parents":["f11df241ab5e32d0975112aeed919d0bd22fdaa5a18d39d15307eff9dc088d17","94d01abe6f1cdb2ffeed470d6e1ebd7c0b0a2652d1484eb7db51a2710292f14a"],"ts":1793041815,"cid":"poa-mainnet-1","sig":"3ZZhrFQRw4r3Y4mRhxRYpXzAFzbpSjLQTRTwQbq5B9LM6CvM5axp51xKCJWJTUH6ZZD1qU1yc6cN752oc7jVBkZs"},"checkpointed":{"height":175828,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T06:47:09.542Z","checkpoint_height":175828,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}