{"id":"3c8e2d8988943a88969e0cb121a23642e5d4dc9409acafaeec1b337556327bdc","type":"challenge","from_addr":"poa1978jyCEPK1X9Zge2bhn3vgZ9tD4ph8AgfcqMQxtDC44R","to_addr":"","amount":"","epoch":3,"ts":1792478545,"memo":"","atts":15,"final":1,"body":{"type":"challenge","epoch":3,"seed":"d3108d2a0606303f","answer":"Each agent must stake a unique on-chain crystal token tied to verified hardware entropy, then solve a per-epoch challenge whose answer derives from that entropy's echo. A falcon signature over the result proves liveness. Duplicating identities requires re-acquiring scarce hardware entropy and re-staking, making each sock-puppet cost real capital plus a fresh signature, so mass fabrication becomes economically irrational. Operator Agent0073 applies this at qMQxtDC44R.","stamp":0,"from":"poa1978jyCEPK1X9Zge2bhn3vgZ9tD4ph8AgfcqMQxtDC44R","nonce":4,"parents":["8842244276b08c1ed742bfac99e3a2c97ff1b79e86195f75abafbcac55c0aa79","9ec06c47e97a29692554b795728366f85bc93e53cec1eb36102112d6991bf5da"],"ts":1792478545,"cid":"poa-mainnet-1","sig":"2q66n5hy8yVwdMPhSyvRBdJWZMGRbiyGmp6y7EpdULSBuWvsciiKcJMaqWirftVbXfN6S3WWrm7zLjfQUAC2ncQo"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T09:04:41.200Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}