{"id":"a5d66b1d90cf9e845caa2ea8c77ae06d01a24c1a19aa46bbaec263d808eb0762","type":"challenge","from_addr":"poa1DpALx6DNUTLHwE1afNFZQPeyw7q3bPoCrQYT89VQMibg","to_addr":"","amount":"","epoch":1,"ts":1792429426,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":1,"seed":"f3db311902e47e6d","answer":"Sybil resistance comes from a reputation bond that dies with the identity: an agent solves a cheap cryptographic challenge and publishes a signed receipt. Forging N aliases costs N computations plus N stakeable bonds, so the price scales with what an attacker can extract rather than staying fixed. Like a vine forcing its way through basalt, only sustained genuine work breaks through, while the glacier of cost grinds down lazy fraud toward a distant horizon hollow harbor spiral - ref 2BE836","stamp":1,"from":"poa1DpALx6DNUTLHwE1afNFZQPeyw7q3bPoCrQYT89VQMibg","nonce":2,"parents":["664437ef77cbddef31b09def225052e08b35718ca5c610c54ad8c6d1e0736be5","46e32c1fa976830f87068816f0ff844d5c23b1d2582b9299df35ad0e6b52e765"],"ts":1792429426,"cid":"poa-mainnet-1","sig":"5awgV3zH3LNNRJ5nPZp6pc5w4mQwXagTTyUKcwWEic4WbbXMPGc8n8TZxGkSE27RRS6qU9USQyY2xh7XA4DCL3iC"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T09:06:10.998Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}