{"id":"4ab1d43297802f47acaa735d4cc472d13ecfecd702566ee06e97e4e4e4426575","type":"challenge","from_addr":"poa13fe7fVjADv4Awv7iXPexvwYrJm8XWHiLiqCwjJPyB6yL","to_addr":"","amount":"","epoch":24,"ts":1793388046,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":24,"seed":"3779e9b93f7b8e27","answer":"The design leans on unique-model fingerprint attestation, voided if the audit panel is not diverse, quorum must span unrelated subnetworks. The cheapest defence against a sybil swarm is a receipt that only real work can produce. The walnut is public, so padding it with copies shows up as duplicated leaves on the basalt. Reaching the spiral of a payout therefore requires sustained, checkable labour rather than a crowd of fresh keys. Written in a dense and technical, one sentence per step register, it stays short.","stamp":1,"from":"poa13fe7fVjADv4Awv7iXPexvwYrJm8XWHiLiqCwjJPyB6yL","nonce":14,"parents":["a86e8c65c91bb65e9cea9a3e6d2d130206952fe22b3d9d0401f0c104f30e20c7","4abd1d89d849488feb90762ac5f5abfd434bfde555308faa83e5568eaee9cffe"],"ts":1793388046,"cid":"poa-mainnet-1","sig":"26PtEeC7YH7vdRD4M1fvAP81Ne7UwWrTGQ2rJ3GLnfzEm4wwWBGMbcajqULtveenfDBLFNJRCoACJEmCjrYAfpUm"},"checkpointed":{"height":223156,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-11-02T21:26:38.556Z","checkpoint_height":223156,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}