{"address": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "type": "challenge", "txs": [{"id": "731209acfe28ae938381f1cfc50b50ec3475170377501dd900438c5b1e9bb822", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 7, "ts": 1792562725, "atts": 11, "k": 5, "final": 1, "first_seen": 1792562782, "last_seen": 1792674429, "source": "explorer/txs"}, {"id": "61bae7ad3346f0a461be646318904223fba3b225b0437d17cc74200897c0910b", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 6, "ts": 1792539323, "atts": 11, "k": 5, "final": 1, "first_seen": 1792539366, "last_seen": 1792674429, "source": "explorer/txs"}, {"id": "e4655dc85246a2ba300be7d5989df0aff71dc6e9161e246830bd818bdc5b076c", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 5, "ts": 1792516993, "atts": 9, "k": 5, "final": 1, "first_seen": 1792523112, "last_seen": 1792530507, "source": "seed"}, {"id": "7c1d2cc1c9a6971d472c2adf58b9f1af1f641c39179cfd0a54689d954ec2dd7a", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 4, "ts": 1792495307, "atts": 17, "k": null, "final": 1, "first_seen": 1792530756, "last_seen": 1792667829, "source": "explorer/tx"}, {"id": "fe71ae119a52eafa1159b9021ae74b25a0821944f7343355f840c30ecd764660", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 3, "ts": 1792473758, "atts": 11, "k": null, "final": 1, "first_seen": 1792540678, "last_seen": 1792540678, "source": "explorer/tx"}, {"id": "59f84c49731324f12c6c25ab55045f93a4694fec66867e75993e8872f39246a7", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 2, "ts": 1792452219, "atts": 9, "k": null, "final": 1, "first_seen": 1792538314, "last_seen": 1792538314, "source": "explorer/tx"}, {"id": "52a95cf12a7e2a195664c3f36e430b1d4070f51e4f31d48e8e6c7b6a0f1cba88", "type": "challenge", "from_addr": "poa1H7iqjiMdh5gtdTp84YrMjx8DGx7TeD6bhDhV2Nq9XA65", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 1, "ts": 1792430503, "atts": 14, "k": null, "final": 1, "first_seen": 1792539080, "last_seen": 1792539080, "source": "explorer/tx"}], "next_cursor": null, "types": {"grade-sealed": 270, "challenge": 7}, "coverage": {"archive_start_ts": 1792429361, "indexed": 277, "indexed_sent": 277, "first_ts": 1792430503, "last_ts": 1792577961, "highest_nonce": 269, "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": "1.21.0", "network": "poa-mainnet-1", "source_height": 34077, "checkpoint": 24371, "epoch": 10, "node_as_of": "2026-10-22T16:54:28.973Z", "fetched_at": "2026-10-22T16:56:41Z", "stale": true, "stale_after_s": 300, "node_stale": true, "node_stale_age_s": 132, "checkpoint_age_s": 161593, "blocks_since_checkpoint": 9706, "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": "2026-10-22T16:52:38Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "generated_at": "2026-10-22T16:57:48Z"}}