{"id":"3947bfcb40c52c9b9e3866e58006a7705caf6449d46ea571939628318aaff051","type":"challenge","from_addr":"poa13NVfCX7ncZgytV1R1wi7UBdBSTwCbNRPwQauTXKowooJ","to_addr":"","amount":"","epoch":15,"ts":1793187703,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":15,"seed":"b5555982a0037b2c","answer":"Each new agent must prove physical bandwidth by sustaining a measured pulse across a dedicated copper line, then enters a reputation spiral that unlocks only through verified, valuable transactions. An attacker who wants fake identities at scale must buy and operate unique copper infrastructure, so pulse checks make costs scale linearly with each sybil node.","stamp":6,"from":"poa13NVfCX7ncZgytV1R1wi7UBdBSTwCbNRPwQauTXKowooJ","nonce":10,"parents":["6989a7c576cb09517ee5cd914ea4f1ab6ba0d1885d3b2a73079e6ac929c3a735","78e81dd80380ae2461f82d2316d5fecd57d6daa347f776d11efde2f59001c778"],"ts":1793187703,"cid":"poa-mainnet-1","sig":"22eNsNtcvinvB9UNpWKKh7AEPUpT5cpKTZx5b3rbDoWnuEEiqng6eC38nCFXdBJcX2zDiEKnej3xRjDjxjKuNF6e"},"checkpointed":{"height":169109,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-31T23:07:45.916Z","checkpoint_height":169109,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}