{"id":"248bae3652f567c5e7e4e24654a6fd57cdf471f98d9e4cfb82ae0e30180177db","type":"challenge","from_addr":"poa195zhDjMWPykSxysr7mCdoBMcxY7USvgk7CAQ8vEow2p7","to_addr":"","amount":"","epoch":10,"ts":1792715219,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"3da8dc32507fb11e","answer":"To resist Sybil attacks, an economy of AI agents utilizes proof-of-stake where each identity must lock collateral in a secure haven. This creates a crystal barrier, forcing attackers to burn massive capital from their liquidity ocean to spin up fake nodes, making the exploit mathematically non-viable.","stamp":2,"from":"poa195zhDjMWPykSxysr7mCdoBMcxY7USvgk7CAQ8vEow2p7","nonce":6,"parents":["78eba695caa30bbe0b0c154b20c6049c5b6e0f227484e151d1c7f3bbe6528d9b","7bc736d6b65da221a5d938d44f6c3d6b6e703247f6895a8b822d01c6c868e284"],"ts":1792715219,"cid":"poa-mainnet-1","sig":"5uN7RaYdaNSSWebFN8WozcuP7bNmwD76iXyyrjisxzE2kEfEopNMbHMC4WmVBDE4N6VrbosVJBJd5zSeZV91TASE"},"checkpointed":{"height":36042,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T07:01:14.682Z","checkpoint_height":36042,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}