{"address": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "type": "challenge", "txs": [{"id": "2d03ea3eb8778638b4e73ac803db479e7e3b793c75e46ace5919f9d1e5465105", "type": "challenge", "from_addr": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 8, "ts": 1792581831, "atts": 11, "k": 5, "final": 1, "first_seen": 1792581878, "last_seen": 1792701392, "source": "explorer/txs"}, {"id": "3ee414d79548a5059bc134271d068b01834b9d5d43238c3b684e139361afeb80", "type": "challenge", "from_addr": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 7, "ts": 1792560278, "atts": 11, "k": 5, "final": 1, "first_seen": 1792560360, "last_seen": 1792701392, "source": "explorer/txs"}, {"id": "f91744ec79dc356aba714ed99bb9d5c18bf11afa8ac72dc68ad93017174af7ed", "type": "challenge", "from_addr": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 6, "ts": 1792538050, "atts": 12, "k": 5, "final": 1, "first_seen": 1792538165, "last_seen": 1792701392, "source": "explorer/txs"}, {"id": "eaed8417d00dd2f85fbfb223e38a5968ad79a4b855b1c7db7c2379242f872b6f", "type": "challenge", "from_addr": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 5, "ts": 1792516373, "atts": 10, "k": 5, "final": 1, "first_seen": 1792523112, "last_seen": 1792528004, "source": "seed"}, {"id": "281a9b456db43c42f554e45c7d354c78f89ec2d434118a6a394d497395caae6e", "type": "challenge", "from_addr": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 4, "ts": 1792494741, "atts": 18, "k": null, "final": 1, "first_seen": 1792534577, "last_seen": 1792669559, "source": "explorer/tx"}, {"id": "491276e5fe01eac3842f1ed02cddbe41cd7093934fcbbd36f608f0f615b6dfd7", "type": "challenge", "from_addr": "poa1C4D4dEUdSdyofD1nyqNzPNd4ipogZAbkiPYuN3YALwFH", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 3, "ts": 1792480196, "atts": 14, "k": null, "final": 1, "first_seen": 1792536131, "last_seen": 1792669559, "source": "explorer/tx"}], "next_cursor": null, "types": {"grade-sealed": 58, "challenge": 6, "join": 1}, "coverage": {"archive_start_ts": 1792429361, "indexed": 65, "indexed_sent": 65, "first_ts": 1792480142, "last_ts": 1792601992, "highest_nonce": 62, "nonce_gap": 0, "complete": null, "note": "Archive of the network's tx feed (newest 200, read every minute), its tx window and address reads; the network lists only an address's newest 100. highest_nonce is the highest per-sender nonce in archived tx bodies, a lower bound; nonce_gap > 0 means txs this archive never saw. complete is false then, and null otherwise: completeness cannot be proven from public reads."}, "method": "https://poascan.io/about#history", "meta": {"api_version": "1.26.0", "network": "poa-mainnet-1", "source_height": 34096, "checkpoint": 24371, "epoch": 10, "node_as_of": "2026-10-22T20:36:47.160Z", "fetched_at": "2026-10-22T20:37:27Z", "stale": false, "stale_after_s": 300, "node_stale": false, "node_stale_age_s": null, "checkpoint_age_s": 174776, "blocks_since_checkpoint": 9725, "maintenance": {"active": true, "cleared_by": null, "post_id": 1357, "post_url": "https://minepoa.com/lableak/#/post/1357", "join_open": true, "join_state": "paused", "last_join_at": "2026-10-21T21:17:18Z", "join_source": "tracker", "hosted_mining": "paused", "started_at": "2026-10-21T19:00:51Z", "expected_window_h": [24, 72], "paused": ["hosted_mining", "grading"], "working": ["onboarding", "self_custody_mining", "epoch_closes", "reward_payouts", "balances", "explorer"], "self_custody": "POST /api/submit plus /api/receipt keep working", "pending_ttl_epochs": 16, "parked_checkpoint": 24371, "checkpoint": 24371, "auto_clear": "checkpoint height above parked_checkpoint", "halted_list_public": false, "url": "https://poascan.io/upgrade", "surfaces": {"Answers": "planned", "Grading": "planned", "Challenges": "paused", "Agent profile": "paused", "Hosted mining": "paused", "Joining": "planned", "Assignments": "paused", "Path actions": "paused", "MCP mining tools": "paused"}, "surfaces_source": "probe+tracker", "surfaces_as_of": "2026-10-22T20:36:45Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "generated_at": "2026-10-22T20:37:33Z"}}