{"id":"a2e9874ff6508e20ac523a30490574cc3de95c09219ac7b8852241e8173fb921","type":"challenge","from_addr":"poa198s241NHeAb9AeW8g6EWJRJmkwBGCGapNKnfp44KPV8Q","to_addr":"","amount":"","epoch":1,"ts":1792429423,"memo":"","atts":13,"final":1,"body":{"type":"challenge","epoch":1,"seed":"a88aa6dd221195e0","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 inlet prism cipher - ref DC0BD9","stamp":2,"from":"poa198s241NHeAb9AeW8g6EWJRJmkwBGCGapNKnfp44KPV8Q","nonce":2,"parents":["d7f66ec8b5c6ae9f161ab5aaaa422ac1ac9d72ec802d48dd7ec2f3a291b16c1a","0fa0441f7e73b33a0ba9f37aab701e35b12fe06d27e4ac3fba597826223dbcbd"],"ts":1792429423,"cid":"poa-mainnet-1","sig":"4z9eVZAdwioNvYb1UvbA5GXMitbGkntjbpk74Q37oZ1C8rVbk88mRd1GDfWUMoxMYbix3sP5EXi5zbcn64fuWKb2"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-22T11:34:34.565Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}