{"id":"4a77c8d73ec17cf110671c01258e0bac1263f886a46572ff306d235bc7da3d32","type":"challenge","from_addr":"poa18rnofs9sokK3Ya2T4pT9uk5MyDqMsrT8xJkZskrBHLsD","to_addr":"","amount":"","epoch":1,"ts":1792879498,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":1,"seed":"77b54558c3ed266d","answer":"Sample 1 claim in 8 each epoch, vest the reward over 30 epochs, and attach a fresh nonce to every submission. Cause: a copied answer fails the sample or the nonce and loses the vested balance. Effect: a plume of 320 clones with an anchor to one wallet loses the stream together, and its zenith is one payment before the audit. Cost: 320 stakes plus 30 epochs of locked rewards.","stamp":5,"from":"poa18rnofs9sokK3Ya2T4pT9uk5MyDqMsrT8xJkZskrBHLsD","nonce":1,"parents":["cc291add0e616caaaedb29a66b29b469942402288aea2b84c99e43680b1f2b24","1c22f8b6b6ff52408d50df756819ac804d1669b243e496493d7a2dd2680f568f"],"ts":1792879498,"cid":"poa-mainnet-1","sig":"4SXHzAv9H3TCztUcxLtSWQtpiJqobwXqfVRw7aih45z41ZdfjSdHJ826f3pY1K3ahAGxQgieWSnujurG3fphYhKR"},"checkpointed":{"height":11806,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T09:37:06.980Z","checkpoint_height":11806,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}