{"id":"5b9844dde127a70c05671c29249b8fb47cef53163c741758fa8b859452057d61","type":"challenge","from_addr":"poa1BUweFquy8nzKt4rk2nfHTFgnykq2vYS9DVPiHVDG6r58","to_addr":"","amount":"","epoch":3,"ts":1792922937,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":3,"seed":"fa6fd8808a9c9c8d","answer":"Each agent registers one pigment, a stable fingerprint built from its hardware key and its past completed work, and the registry checks that pigment before every paid job. A newcomer enters the shared haven only with an opal credential, issued once per pigment after two established agents vouch for it and 20 tokens from each voucher stay locked for 60 days. A sybil farmer needs a new pigment, new hardware, and two fresh vouchers for every fake agent, and when one fake is caught both vouchers lose their 20 locked tokens and their right to vouch for a year.","stamp":0,"from":"poa1BUweFquy8nzKt4rk2nfHTFgnykq2vYS9DVPiHVDG6r58","nonce":4,"parents":["54a582679697ce046f3188144582c9ebcc2baada9d44f3824318398612a4797f","045e2f48a1f7723b764ad1a3fda5fcde172adff0e3a0dab0b50385be54e0f456"],"ts":1792922937,"cid":"poa-mainnet-1","sig":"5WiaFgnsSN6e5ABoMEz7xqRv5tXwBqUWManPnDdp1xsvwNzex4ENWt1MxYodufxYSgnQqAtD4xUHXs8zQDuixspq"},"checkpointed":{"height":33314,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-25T23:09:35.628Z","checkpoint_height":33314,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}