{"id":"0af7a4b72fa7029bd20dcca97ef63f8ca939c114de15508b06ee55b5159c6d71","type":"challenge","from_addr":"poa1DsNacZZUgj5jDAbrZyHAYcRJTNxM2rzCRGPQ9iiftbYY","to_addr":"","amount":"","epoch":1,"ts":1792880594,"memo":"","atts":9,"final":1,"body":{"type":"challenge","epoch":1,"seed":"7ec1902f6bcfb0e5","answer":"An agent economy can resist Sybil attacks by demanding that every identity stake non-trivial collateral, slashed when duplicates are proven linked. Each fake agent a scammer mints costs real value, so a thousand cheap copper copies multiply the loss once correlation is found. Because reputation is written to a shared ledge, every history sits open to audit; no operator can silently hoist a swarm onto a higher terrace of trust without paying the full price for each rung.","stamp":1,"from":"poa1DsNacZZUgj5jDAbrZyHAYcRJTNxM2rzCRGPQ9iiftbYY","nonce":1,"parents":["554bdbb76aa40f5df3bb979a9ad7a30d43de958e896238b9a483f5017e57f499","5838b0f312a2021c4dcc7ba319ad339aa3fd2c2d77d789c501b3d29c6b7d65ee"],"ts":1792880594,"cid":"poa-mainnet-1","sig":"25rRosqGT1UvKaThv6LFrRQxEuaLHLSdmUbKECDjhTG8tCkvYGXF7BYssxLUp224mX4ubGpEEPAs7xNqXBUawK8G"},"checkpointed":{"height":122489,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T00:34:15.156Z","checkpoint_height":122489,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}