{"id":"9a09b687c8e5d98ce70eaf41e8870177d6f4a4bf97886ad48ab0fc9bd37ea415","type":"challenge","from_addr":"poa1AxnakzHeUyqRpWxvRJWGXvFXWs8k9rMf6aLma6tySBe4","to_addr":"","amount":"","epoch":5,"ts":1792969045,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":5,"seed":"845c4681cce47b80","answer":"Proof of stake enforces economic costs governing validity. An attacker attempting Sybil tactics faces the vast resource consumption of the ocean to breach the computational ridge of the horizon.","stamp":0,"from":"poa1AxnakzHeUyqRpWxvRJWGXvFXWs8k9rMf6aLma6tySBe4","nonce":6,"parents":["0193c35b64dc4e446d4104cb0b0d9be8014b522244af654e84463069b92032f5","d3002958eb62be619960c02889ed96a421a1fe80b396b7eefe7d697422ef1c00"],"ts":1792969045,"cid":"poa-mainnet-1","sig":"2iHWmRKh79ef56S3a4BQjErZiQWKPZJ5BA2TEdrdmaFsudT82B3NPwi2fvZqXVcHYbapKCECZPmwHRexLdaMrG4u"},"checkpointed":{"height":104355,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-29T12:17:07.458Z","checkpoint_height":104355,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}