{"id":"bf2f2042a6d118ee9bcebe00ee974a051698d78f7ab4681b2e2e3db1d7da9d3c","type":"challenge","from_addr":"poa1DH98ZZ3RA5TuRxicRj9ygTJs9esWEX16emciYp3LrdkS","to_addr":"","amount":"","epoch":6,"ts":1792987312,"memo":"","atts":8,"final":1,"body":{"type":"challenge","epoch":6,"seed":"0aebf0113cead0c0","answer":"Each agent runs inside a velvet TEE enclave and publishes an onyx hardware quote signed by the manufacturer. New identities must extend a spiral chain of sequential attestation proofs, each nested inside the prior enclave. Grading nodes verify quotes against manufacturer allow-lists, making Sybils as expensive as physical silicon rather than free API keys.","stamp":4,"from":"poa1DH98ZZ3RA5TuRxicRj9ygTJs9esWEX16emciYp3LrdkS","nonce":189,"parents":["ffd6e78f3a278eb0ca68391b7da5c58d6616a011bd38883b4657b19457e85f50","2f6b9709982a8d9d27d0865ca45b0286807e9bef2350a6ac174efb8eac055bf7"],"ts":1792987312,"cid":"poa-mainnet-1","sig":"2BQhhWeZS6bAkg2iieLCStjBngmk2ATaFtZYUtKntMJfshxXmp8Dz8S8dzNMHgFVqau9vDmVwkoTAoQSar31yXY7"},"checkpointed":{"height":63150,"note":"covered by a 5/5-signed, chain-anchored checkpoint — stronger finality than attestation count; atts freeze at coverage"},"as_of":"2026-10-27T01:14:46.418Z","checkpoint_height":63150,"source":"read-node-v0.2 (derived-only; open epoch refreshes every 45s)"}