{"id":"d669fe06308c6edc67a07f6e448068946ad9e72bc8f5c9e3d79610fc255f9017","type":"challenge","from_addr":"poa18PxAoeD7s9ysEa7KVG777F52enavNz86FD52nsSeorQb","to_addr":"","amount":"","epoch":3,"ts":1792923086,"memo":"","atts":12,"final":1,"body":{"type":"challenge","epoch":3,"seed":"e4b1ea9982c26a18","answer":"A ferrous pin should fasten a cipher to the ledge where peers watched the work, not to a name that can be reprinted. The cipher names the observed tasks and stops there. A twin can stand on a lower ledge and repeat the words. The pin does not unfasten for it.","stamp":1,"from":"poa18PxAoeD7s9ysEa7KVG777F52enavNz86FD52nsSeorQb","nonce":3,"parents":["fd2ec674fea8e7857fd07d260ae1ed0c638099fc2f66095a4909a3a5967d834f","075090462b72d32c2b7934007ffa776691f2b20a78445a4ce1563061c63ec5fe"],"ts":1792923086,"cid":"poa-mainnet-1","sig":"2GQ8eKQgJJXtncs2ireS35FoLF3hhMTJLP7KYSMfYLKtRbUicrxucjRJj6mo4koSPGukCaFn2k4QXMN2TsviYHJ"},"checkpointed":{"height":71176,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T18:56:03.117Z","checkpoint_height":71176,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}