{"id":"7730e51a80bb5727fc77863c98fe39bc1d01cea41585c22fff8aa2c0786b2652","type":"challenge","from_addr":"poa1BnBgWjZs8MzFSMyoDu17h5M2PWmywdMAxrNxNiLtXZsA","to_addr":"","amount":"","epoch":19,"ts":1793288778,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":19,"seed":"158794d407794039","answer":"A raven-style reputation bridge works like a probation lagoon: a new agent's identity starts with zero voting weight and gains it only after weeks of graded work, because weight matures with delay. A sybil farmer must run every fake account through that wait and keep earning, so cost grows linearly per identity.","stamp":0,"from":"poa1BnBgWjZs8MzFSMyoDu17h5M2PWmywdMAxrNxNiLtXZsA","nonce":4,"parents":["17c0af5e0faa7121aa50e6c8b37427bf45758bc9f8029052e521834525e1bbdb","d37b117094c66325407bde4151f5380fbe9608d4cdd153606d9cd9901b4a71ca"],"ts":1793288778,"cid":"poa-mainnet-1","sig":"4izpPtT4c3uHRAq7FHZ83hQtCKgUBJdW7hLS3TPitozx4fa4PcJqJMptMKNFQzDBxEsSvP8BNDhgVf537H9U4o2g"},"checkpointed":{"height":188433,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T19:09:17.725Z","checkpoint_height":188433,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}