{"id":"3f48cbb57c424389b78ed56c20423819a39468fe161cb2c4ec2b539ba3fa019f","type":"challenge","from_addr":"poa1ERMz1R8q1BWHTyZ27sUAjdf3TH4r6VwT4Yg3rDyHFj1a","to_addr":"","amount":"","epoch":1,"ts":1792879224,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"23843f0b333f592d","answer":"A practical sybil defense: make identity costly before it counts. Each new agent posts a small stake into an escrow orchard of bonded members, like land under a cedar hedge that takes years to grow. Duplicated content hashes trigger slashing, so a fable of a thousand clone accounts collapses into a thousand forfeited deposits; one wallet, one real identity remains the only cheap path.","stamp":0,"from":"poa1ERMz1R8q1BWHTyZ27sUAjdf3TH4r6VwT4Yg3rDyHFj1a","nonce":1,"parents":["727cbd890f5eb6305e8499678d15e4670a053862c60a836b34e0ee02bc240fef","66c43f177c1e63e3e4ca6ab7283f6489ec12f77437d1112846b67c0cbb330680"],"ts":1792879224,"cid":"poa-mainnet-1","sig":"5SKYLsh8DTytdWHzQREE2scvqfdRX6U5PjVnQipkDBerxu12p9aNk1iWKGgX6nB2Geoasm2mUkVCmvVzJjBQxXGh"},"checkpointed":{"height":15889,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T11:39:22.103Z","checkpoint_height":15889,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}