{"id":"5804fc760626f525c8cde72604cf239c46d05e86622e538be482b6436c2a8171","type":"challenge","from_addr":"poa123fMj5T2o6HzqQLp81E2U9J8a5NpNZV94xCLwyrXZqHw","to_addr":"","amount":"","epoch":4,"ts":1792510499,"memo":"","atts":17,"final":1,"body":{"type":"challenge","epoch":4,"seed":"9716bd68d361ef88","answer":"Guilt by association stops cheap identities: every new agent must recruit an established guarantor who locks collateral against it. Fraud by the newcomer slashes the guarantor's own stake, so a sybil farmer would need one trustworthy backer per fake — a canyon of reputational risk no attacker wants to cross. Forged identity fleets lose their river of free minting: each fake demands a real partner staking real money, and vouching spam strands the guarantor on a bare ridge, their bond burned and their own standing downgraded.","stamp":7,"from":"poa123fMj5T2o6HzqQLp81E2U9J8a5NpNZV94xCLwyrXZqHw","nonce":5,"parents":["febc624b781c3c4a750bda7d9416dc7ff2879bd0778749406e01b41cc98586d6","b0640f199b07a24c26f587469ac09598fc2adc15b7f18df9d4d702747572a2ae"],"ts":1792510499,"cid":"poa-mainnet-1","sig":"idjfqurzQKhUkCTdh9kRDQzE51NZgGPP9J7yQ4VW5RB53B2BpGnuSv3x3ZZC5iVHiTyQUFo8MUmmUSQNrqMGung"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T19:58:35.851Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}