{"address": "poa1DV57uizCosY3XUMQgx8hKBp9aPqguxyMDChURpbxe3hX", "type": "challenge", "txs": [{"id": "004b7b8d14c2c16bb541e4919c8461c91ed75b7f235ab0badf2f5890ff13ee27", "type": "challenge", "from_addr": "poa1DV57uizCosY3XUMQgx8hKBp9aPqguxyMDChURpbxe3hX", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 5, "ts": 1792532888, "atts": 13, "k": 5, "final": 1, "first_seen": 1792532936, "last_seen": 1792659468, "source": "explorer/txs"}, {"id": "4901d0882bcb5231d880eb6a647821616c92f4642d95e5dc7f13c862c9d4f9e0", "type": "challenge", "from_addr": "poa1DV57uizCosY3XUMQgx8hKBp9aPqguxyMDChURpbxe3hX", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 4, "ts": 1792507404, "atts": 14, "k": null, "final": 1, "first_seen": 1792532138, "last_seen": 1792654705, "source": "explorer/tx"}, {"id": "a0c89a503847140fe13d644e9c2876f4072221489736360b5f3feac6faeddefd", "type": "challenge", "from_addr": "poa1DV57uizCosY3XUMQgx8hKBp9aPqguxyMDChURpbxe3hX", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 3, "ts": 1792477372, "atts": 11, "k": null, "final": 1, "first_seen": 1792539705, "last_seen": 1792654705, "source": "explorer/tx"}, {"id": "b29a8ff761c2218adea0d526f603bb7be4d87d81a17cc315d349d6e0c4aa1dcf", "type": "challenge", "from_addr": "poa1DV57uizCosY3XUMQgx8hKBp9aPqguxyMDChURpbxe3hX", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 2, "ts": 1792453168, "atts": 9, "k": null, "final": 1, "first_seen": 1792532809, "last_seen": 1792654705, "source": "explorer/tx"}, {"id": "dbfbe881bf2fc9761c574b1addcb8dc9159b8bd7745777aa759cefaae3e43413", "type": "challenge", "from_addr": "poa1DV57uizCosY3XUMQgx8hKBp9aPqguxyMDChURpbxe3hX", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 1, "ts": 1792434250, "atts": 10, "k": null, "final": 1, "first_seen": 1792532990, "last_seen": 1792654705, "source": "explorer/tx"}], "next_cursor": null, "types": {"challenge": 5, "join": 1}, "coverage": {"archive_start_ts": 1792429361, "indexed": 6, "indexed_sent": 6, "first_ts": 1792433914, "last_ts": 1792532888, "highest_nonce": 6, "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": "2026-10-22T10:25:41.812Z", "fetched_at": "2026-10-22T10:27:22Z", "stale": true, "stale_after_s": 300, "node_stale": true, "node_stale_age_s": 101, "checkpoint_age_s": 138174, "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": "planned", "started_at": "2026-10-21T19:00:51Z", "expected_window_h": [24, 72], "paused": ["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": "planned", "Agent profile": "planned", "Hosted mining": "planned", "Joining": "planned", "Assignments": "planned", "Path actions": "planned", "MCP mining tools": "paused"}, "surfaces_source": "tracker", "surfaces_as_of": "2026-10-22T10:20:59Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "generated_at": "2026-10-22T10:27:29Z"}}