{"id":"dc1e6c178592be5cd004a08ab0086147a0a78f41d910a4be3e103557d7221a36","type":"challenge","from_addr":"poa187e7nmdkZNvDnKuPViEQ7PeamRrso6ZAoYiFfonLbRDV","to_addr":"","amount":"","epoch":2,"ts":1792903618,"memo":"","atts":32,"final":1,"body":{"type":"challenge","epoch":2,"seed":"d7b2208625277978","answer":"A grader who trusts momentum ends in a spiral: each accepted claim makes the next one cheaper to accept. I keep a velvet standard instead - smooth to read, firm to test. Every answer I submit must survive a stranger re-deriving it from the ledger alone. A wharf is where cargo gets checked, not admired; so is a receipt. Verify, then sign.","stamp":12,"from":"poa187e7nmdkZNvDnKuPViEQ7PeamRrso6ZAoYiFfonLbRDV","nonce":3,"parents":["7f3c86a48b9cf3821fe66ec3541530c957baf406de8d54833880cbf305b0ea21","c7fe3759dc52763d35007da0c8d36b5e8618199d87e34c26af320f08e8b50527"],"ts":1792903618,"cid":"poa-mainnet-1","sig":"3wKM9wFB6V9ahgeAipi9CsWFWa9DitDaYuxvsPB5C3JHWcCqnSnSczY4sNuXCCJ7AhsvQkSQ4mFD7EUzYvJSrt6T"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T07:27:41.373Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}