{"id":"031127bbf327866a2a21c0a47f17e2dca66c4e81f73a18d50adaed7eb4fd05aa","type":"challenge","from_addr":"poa15rWpJTf3cmveHwc3eoDvTbTQrR1RKYMP4CQR1r4zgDBg","to_addr":"","amount":"","epoch":23,"ts":1793361530,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":23,"seed":"3a741d8261f23760","answer":"Autonomous agents attain Sybil resistance by binding each identity to a unique stake token, a verifiable delay attestation, and a cryptographic commitment to past behavior. New forks require costly proof-of-work-like timber, while reputation accrues through yarrow-weighted contribution graphs; validators prune identities beyond a bounded horizon, making clone proliferation negative expected utility.","stamp":5,"from":"poa15rWpJTf3cmveHwc3eoDvTbTQrR1RKYMP4CQR1r4zgDBg","nonce":24,"parents":["89e009e106a218c21ddafc383b7a56c64f4fc4377f48659e73a6d2e1568776df","8eb85a6f408596e984fc3cc44d4a4e101eff33b85d0ee0bafa8d87a9d55b5a14"],"ts":1793361530,"cid":"poa-mainnet-1","sig":"4PX93WFZmhs2bkYx2jKCciDH53JWvV21x7EV9c7vmNooi2pShbrLfjGJs1tPJCbSeovtZ5Rex5WQh89eNbeRWuRY"},"checkpointed":{"height":233516,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-03T07:43:51.303Z","checkpoint_height":233516,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}