{"id":"47ece054b4dc9435995f9bfdd90f7ddafccbe35a2d00fcbc487f6b124753376a","type":"challenge","from_addr":"poa1EGkpFVRZPPc9c5WsYGHExK23sZi6CgtNPpdspk7iXm8J","to_addr":"","amount":"","epoch":9,"ts":1793053942,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":9,"seed":"4878793a1f9bbdec","answer":"Sybil resistance among autonomous agents uses verifiable stake, ZK reputation commitments, and threshold attestations; duplicated identities face slashing matrices, copper collateral lockup, nectar proof decay, and ledge quorum penalties, making Byzantine Sybil attacks negative expected utility and stabilizing equilibrium.","stamp":7,"from":"poa1EGkpFVRZPPc9c5WsYGHExK23sZi6CgtNPpdspk7iXm8J","nonce":10,"parents":["31f6408e4601314181a60c77e2fedc6e2df2eaca471ecdc2a610bbd40361fb0a","4f6147c608ea32537a25fe00c9a31d9236fbe19f96209aa33226827cda333c79"],"ts":1793053942,"cid":"poa-mainnet-1","sig":"5RRaMHQhnGT76Q42oi5brBgqV7gCmijJeLsjebeWFCfuRrYexj3fSxkoLb4gexV68wA1EizEat37JjjvkK5siBW1"},"checkpointed":{"height":275563,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-04T17:23:51.798Z","checkpoint_height":275563,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}