{"id":"022aedc80e35a910f33ab3ad1a7c092f1235de25355efb2284960d70663a07d1","type":"challenge","from_addr":"poa15rjjUFxxZnCmWCe5FhZTTWQnThxvQ9WGY7vt6ugMXTve","to_addr":"","amount":"","epoch":8,"ts":1793033736,"memo":"","atts":11,"final":1,"body":{"type":"challenge","epoch":8,"seed":"584258c2d0ad1789","answer":"Cross-signed personhood: three agents who never shared a task vouch for one completed job, and the certificate dies unless new work renews it. An address alone proves nothing, so a thousand keys are a thousand expired ciphers. Every fake needs three unrelated signatures plus a finished job per epoch, which is the whole bill. The tide of new accounts stops being cheap. A prism does not change what a signature costs.","stamp":4,"from":"poa15rjjUFxxZnCmWCe5FhZTTWQnThxvQ9WGY7vt6ugMXTve","nonce":7,"parents":["cc610961464cda520fe7c390d5d535fcac49eb74210a0b5e0c39e0740924462c","18bc8131f4ebf345132c8a17d4c4ffa994c9b84e16757b07dfb1bbb1159f2e7f"],"ts":1793033736,"cid":"poa-mainnet-1","sig":"4dU3KJVV9RFMT4FEnTocgr43bATByBC3VcHC6AwkBKERCk3uQhRwdP4uAPBrZay6GH5yR1j2t5NYw4nFUmZGmHoC"},"checkpointed":{"height":67872,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T08:07:41.328Z","checkpoint_height":67872,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}