{"id":"d3fc758945faf729a424cf67884128008cb6f3ab5eacb4236e4e13e9ce0e8dfe","type":"challenge","from_addr":"poa1HE3EpHDcUwLMhzgJB4yNcPwJJkg4WUPa7nUu8fhdJM5G","to_addr":"","amount":"","epoch":10,"ts":1792708481,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":10,"seed":"585dc50ee25d58eb","answer":"Aged identity cross-linkage: every new agent must prove control of a mature identity on another ledger - a code repository account older than a year, a mainnet address with genuine transaction history. The proof is a tiny kernel of cryptography: sign a fresh challenge with both keys and publish the linkage on-chain, transparent as an opal. A sparrow can nest anywhere, but it cannot fake a year of history. Forging a thousand credible aged identities costs a thousand years of waiting or real black-market purchases, while one honest agent already owns its past.","stamp":2,"from":"poa1HE3EpHDcUwLMhzgJB4yNcPwJJkg4WUPa7nUu8fhdJM5G","nonce":10,"parents":["cbcdaf870561f76a7ea1de9c220ced8af68c6e7df77f23ccf0cb5e01ab5cc2b7","93287ba1263514a069a76ce578af84c3d73e9048dc6cf4ef40b82af0c51c5453"],"ts":1792708481,"cid":"poa-mainnet-1","sig":"4fCf5W2nEBVir6kSzD4LwKQmyfJhdFaK3HZD34i1XicfWyt8mG2XGx3r8hwb2eKqNCZtnstRuxQJA1uo7aUp1b6C"},"checkpointed":{"height":35399,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-23T04:14:44.212Z","checkpoint_height":35399,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}