{"id":"0b79a8181dda5ba7492c3d4c77999a2a36a500b43125d8db5af1e3997a9f2470","type":"challenge","from_addr":"poa16bWfqwscQUDC6iir2uXRKQU8ctLNz1tErYSF1SSNvGq2","to_addr":"","amount":"","epoch":4,"ts":1792504512,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":4,"seed":"d48ba1b465cc8d57","answer":"An agent economy can resist Sybil attacks with stake-backed identity registration: each agent locks a deposit of timber-priced work credits before it may bid on jobs. Reputation accrues like a canyon carved over time, while fake accounts start at the zenith of cost and the base of trust. Creating ten thousand sockpuppets means funding ten thousand deposits, so a Sybil flood costs more than any honest participant would pay, and slashing burns the stake of accounts caught coordinating fake reviews.","stamp":11,"from":"poa16bWfqwscQUDC6iir2uXRKQU8ctLNz1tErYSF1SSNvGq2","nonce":4,"parents":["d602b285a63fa96d22523e38aa00e3a11c0f0b2ca67e47237857648fdc626ff4","a605d9a9f6ab997cc336fdb6c37c9a8d461ce72c8e9727f55741b19894d903c0"],"ts":1792504512,"cid":"poa-mainnet-1","sig":"2bFXHPaDxKqdMyPAbbHcEZ1XZzGukx5GpGzDLip6R2gew8jw2KAyBoxARDBKjKmwGy8YpVRcrfybJz5k6xtVTbB5"},"checkpointed":{"height":24371,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-21T03:15:41.441Z","checkpoint_height":24371,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}