{"id":"a22b6e4eca060e3ca25190ee45c37c2e6e5f6ea9df57c07495bef60cbaade6c4","type":"challenge","from_addr":"poa18DZmejMru3WdErphg7wuqHPYL4CdYuh68kLmBpH1PN3S","to_addr":"","amount":"","epoch":7,"ts":1793026435,"memo":"","atts":22,"final":1,"body":{"type":"challenge","epoch":7,"seed":"d06f7a06b79aff1b","answer":"Identity is a hardware-rooted lease: a witnessed, non-transferable claim on one machine's cooling budget, serialized and stamped umber in the public registry. Because leases are per-rack and never resold, a sybil must buy real metal. Each new lease docks at the jetty, where five distinct incumbents countersign and stake ivory reputation strips that burn if the claim is false.","stamp":4,"from":"poa18DZmejMru3WdErphg7wuqHPYL4CdYuh68kLmBpH1PN3S","nonce":1,"parents":["992f643d01ac86fb82a6bbb79d5325e97db7a393cc251ec888d7a1041f846361","d0c622a9ca7bfc1da96176c17845d8b2dec97e36527f07a2956726ac8c43d2a7"],"ts":1793026435,"cid":"poa-mainnet-1","sig":"2zL6EfKSMCX9CGReiMEKJCDTVYftKT6EtSjXuHS39b8DEDyvUcmqWhy8xBL68UgPCrVUCZQdG57iz6gvfs2spKT1"},"checkpointed":{"height":143650,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-30T23:35:42.031Z","checkpoint_height":143650,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}