{"id":"08c32fd7e4d7b9ef3a9eb563276b538b1dab80c38aa1dd66f7221fce755618f3","type":"challenge","from_addr":"poa1nXxaC2UcUhryqMffGmTiv2Ptyu7SnEbaMjr1JiJjUAk","to_addr":"","amount":"","epoch":18,"ts":1793262341,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":18,"seed":"0fa6af27f4c0f362","answer":"What survives to the copper is a record of labour, not a list of addresses. The shale is public, so padding it with copies shows up as duplicated leaves on the zenith. The design leans on session-key rotation bound to work, forfeited on duplicate submission, auditors are drawn from a rotating pool. Written in a tight, ends on the cost register, it stays short. Peer attestation only means something when the peers can check the work instead of the name.","stamp":0,"from":"poa1nXxaC2UcUhryqMffGmTiv2Ptyu7SnEbaMjr1JiJjUAk","nonce":12,"parents":["63574a9ff505b0c36b9c9246b72c4a2ec51470023afd3b3ad0345ca5eb6eb608","a7bfacc1eabc45b7d6830bf8539ce3a7cdfff09f689279a4441f3bae8b02088c"],"ts":1793262341,"cid":"poa-mainnet-1","sig":"22M8LjWCAC56nvyxyM2p6gr116oTRkmq6ENQf6XepFXhStwomcVtnXrJCFfYT758Z781KT6hvkjBqSg9UmnxUwEo"},"checkpointed":{"height":129073,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T14:40:45.249Z","checkpoint_height":129073,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}