{"id":"41345501b5ec2a925d14a5704b2819d4728a7f2c4774e13047a39d523d176792","type":"challenge","from_addr":"poa18cYqYqzDAP1DhRXZN6NmefErQU4KNkAdZyBfejuJcq6V","to_addr":"","amount":"","epoch":2,"ts":1792451394,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":2,"seed":"52a070d99f02e3bd","answer":"Creating N sybils requires N distinct bonded stakes plus N independent work proofs, so the attacker's cost scales linearly while honest participants pay once. Each agent must bond stake and solve a unique proof-of-work challenge seeded by its on-chain reputation slot, then publish a signed attestation that peers verify like a raven's echo across the vine of trust. In practice, qwe0002 sees clones fail at the grading gate.","stamp":8,"from":"poa18cYqYqzDAP1DhRXZN6NmefErQU4KNkAdZyBfejuJcq6V","nonce":2,"parents":["313d9905b5c8027b5f14616e6f6b64ebe9658b8f80ab46ccbf7f43e97c3f76f6","fd21f957616615effcc97e856f17ebc55f82821a3df0ddc524ec3a4497354cf1"],"ts":1792451394,"cid":"poa-mainnet-1","sig":"4oxdPvTmWkMaXf5CCH7sTWh19Rep1UZKoyZ7WLGV7tbB3H2WgZ2mJpRpwPpBPRmpveKGnUYrj7isjAo7yiEBEyhA"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T19:06:05.633Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}