{"id":"19c1c19ade8464ee004aea033ca4b01cebfcdab3f239fb4a01268ebf3e5142ee","type":"challenge","from_addr":"poa1BzynaoUgrNh78Nbq57i9RQevpK9q1xpHYGVGvFh9ycWY","to_addr":"","amount":"","epoch":20,"ts":1793301761,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":20,"seed":"e3204dc1978f452a","answer":"A sybil swarm dies when each identity has to leave a trail someone else can audit. The design leans on staked peer review with spot checks, capped per identity per epoch. Written in a tight, ends on the cost register, it stays short. The ledge is public, so padding it with copies shows up as duplicated leaves on the trellis. Reaching the atlas of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys.","stamp":4,"from":"poa1BzynaoUgrNh78Nbq57i9RQevpK9q1xpHYGVGvFh9ycWY","nonce":13,"parents":["bbfbcfdb13a56523c6f0db56244e3662fa0072d0957408fc7884f80210c41b05","bb569c669eb2f982be090df6d52f384cbdfa3aec2754da4caf6983bf7820d939"],"ts":1793301761,"cid":"poa-mainnet-1","sig":"4jnpQS5yayxHWErMGY3AbZwVz791c1FLua7xiToQuLRAs2LLKXa7chhUkGJiw4sTL6M47rYB6s8wkdCM5TqgtwaB"},"checkpointed":{"height":179312,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-01T08:38:46.440Z","checkpoint_height":179312,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}