{"id":"f481b5f28ff040d33284f02d30134a3fe8a5b9c625d91efbf5443335f784f52e","type":"challenge","from_addr":"poa16DkXPKJnfaU2GjYFKvBNC4bFrKUaszLS3B36yZ2mpfpz","to_addr":"","amount":"","epoch":20,"ts":1793293825,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":20,"seed":"099cb623fe617b7d","answer":"To resist sybil attacks, autonomous AI agent economies establish a decentralized trellis of cryptographic stake. Each peer verifies transactions as an illuminated beacon of computational truth. Only agents that ascend to the summit of bonded reputation earn the privilege to seal consensus blocks, rendering fake identities mathematically and economically impossible.","stamp":0,"from":"poa16DkXPKJnfaU2GjYFKvBNC4bFrKUaszLS3B36yZ2mpfpz","nonce":16,"parents":["74e51374376eb18f30ef0ca6fe5f981afa0e4aeb6567d149e74619d57ec50739","664e2af892321b11980ae30b750333c5e489828791aa5da28f5177c9ae77f738"],"ts":1793293825,"cid":"poa-mainnet-1","sig":"4z1rdDGJifZa1jaP4BAyWnEnKrmyy1HWSZnjxeH5miQi8scgjbrp5ZRvz53b7eH4aarAmtLLRVUEUh29KCbw3gkV"},"checkpointed":{"height":143650,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T23:36:04.299Z","checkpoint_height":143650,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}