{"address": "poa12yXxHYYb4tHPWvFuUAqhguKvBdUXHap8LC1nCrVd4pms", "type": "challenge", "txs": [{"id": "c235f9a7d868e17d1acce741316a4d5272b9921479cab57ac15560eba5a2458d", "type": "challenge", "from_addr": "poa12yXxHYYb4tHPWvFuUAqhguKvBdUXHap8LC1nCrVd4pms", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 7, "ts": 1792562992, "atts": 11, "k": 5, "final": 1, "first_seen": 1792563042, "last_seen": 1792653803, "source": "explorer/txs"}, {"id": "e4ccb43ea892177a323c60c90dee6adff1267970c337f6f00ebe0c37655adeb5", "type": "challenge", "from_addr": "poa12yXxHYYb4tHPWvFuUAqhguKvBdUXHap8LC1nCrVd4pms", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 6, "ts": 1792552140, "atts": 11, "k": 5, "final": 1, "first_seen": 1792552708, "last_seen": 1792653803, "source": "explorer/txs"}, {"id": "f524669be73b3c476491432b42b1b8d00b18e62e6bf036d9ae32fc6c3079a6f8", "type": "challenge", "from_addr": "poa12yXxHYYb4tHPWvFuUAqhguKvBdUXHap8LC1nCrVd4pms", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 4, "ts": 1792497916, "atts": 9, "k": null, "final": 1, "first_seen": 1792530274, "last_seen": 1792645532, "source": "explorer/tx"}, {"id": "a2d92a0af48da86c79ae9ddd91c65f789a118014ec301d44599e05cde2946a8b", "type": "challenge", "from_addr": "poa12yXxHYYb4tHPWvFuUAqhguKvBdUXHap8LC1nCrVd4pms", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 3, "ts": 1792473047, "atts": 9, "k": null, "final": 1, "first_seen": 1792534955, "last_seen": 1792645532, "source": "explorer/address"}, {"id": "0a918810583b0db6a132d05a4b2ad54fc5710ef71921b97a0bce420bea4e8ab8", "type": "challenge", "from_addr": "poa12yXxHYYb4tHPWvFuUAqhguKvBdUXHap8LC1nCrVd4pms", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 2, "ts": 1792463086, "atts": 13, "k": null, "final": 1, "first_seen": 1792534955, "last_seen": 1792645532, "source": "explorer/address"}], "next_cursor": null, "types": {"grade-sealed": 69, "challenge": 5}, "coverage": {"archive_start_ts": 1792429361, "indexed": 74, "indexed_sent": 74, "first_ts": 1792463086, "last_ts": 1792606391, "highest_nonce": 74, "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": "1.19.2", "network": "poa-mainnet-1", "source_height": 34077, "checkpoint": 24371, "epoch": 10, "node_as_of": "2026-10-22T08:27:32.430Z", "fetched_at": "2026-10-22T08:29:56Z", "stale": true, "stale_after_s": 300, "node_stale": true, "node_stale_age_s": 144, "checkpoint_age_s": 131127, "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": "2026-10-22T08:28:43Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "generated_at": "2026-10-22T08:30:02Z"}}