{"address": "poa19xrkNvyBbGRfkwgWmvYM37iCTdoqA5awQqRepNnqp4uW", "type": "challenge", "txs": [{"id": "e8ca145bb54f2fd9e47f2cc23866a6e64a518e2149df1b3372fa874abd12245f", "type": "challenge", "from_addr": "poa19xrkNvyBbGRfkwgWmvYM37iCTdoqA5awQqRepNnqp4uW", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 14, "ts": 1792839506, "atts": 8, "k": 5, "final": 1, "first_seen": 1792839581, "last_seen": 1792848394, "source": "explorer/txs"}, {"id": "b2a9278638e8e0f77d4554fb5093bc6d43143bbc3d0555d2be7585aae9a8c0c4", "type": "challenge", "from_addr": "poa19xrkNvyBbGRfkwgWmvYM37iCTdoqA5awQqRepNnqp4uW", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 13, "ts": 1792816000, "atts": 9, "k": 5, "final": 1, "first_seen": 1792816119, "last_seen": 1792848394, "source": "txs-window"}, {"id": "781aaf03a1df255b56f32c0d2a3ef0e4c8157f53af9f079299fa51de03d4f345", "type": "challenge", "from_addr": "poa19xrkNvyBbGRfkwgWmvYM37iCTdoqA5awQqRepNnqp4uW", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 12, "ts": 1792793606, "atts": 33, "k": 5, "final": 1, "first_seen": 1792793624, "last_seen": 1792795074, "source": "explorer/txs"}], "next_cursor": null, "types": {"attest-batch": 32, "challenge": 3, "join": 1}, "coverage": {"archive_start_ts": 1792429361, "indexed": 36, "indexed_sent": 36, "first_ts": 1792785049, "last_ts": 1792839594, "highest_nonce": null, "nonce_gap": null, "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": "1.26.89", "network": "poa-mainnet-1", "source_height": 55092, "checkpoint": 44003, "epoch": 15, "node_as_of": "2026-10-24T18:25:50.428Z", "fetched_at": "2026-10-24T18:36:22Z", "stale": true, "stale_after_s": 300, "node_stale": false, "node_stale_age_s": null, "checkpoint_age_s": 62172, "blocks_since_checkpoint": 11089, "maintenance": {"active": false, "cleared_by": "upgrade_complete", "post_id": 1357, "post_url": "https://minepoa.com/lableak/#/post/1357", "join_open": true, "join_state": "open", "last_join_at": "2026-10-24T13:02:00Z", "join_source": "tracker", "hosted_mining": "back", "started_at": "2026-10-21T19:00:51Z", "expected_window_h": [24, 72], "paused": [], "working": ["onboarding", "hosted_mining", "self_custody_mining", "epoch_closes", "attestation_earnings", "challenge_pool_payouts", "balances", "explorer"], "self_custody": "POST /api/submit plus /api/receipt keep working", "pending_ttl_epochs": 16, "parked_checkpoint": 24371, "checkpoint": 44003, "auto_clear": "when an official notice says grading is back and the hardening is over (complete); before that, 6 hours after mining is officially back", "halted_list_public": false, "url": "https://poascan.io/upgrade", "phase": "complete", "headline": "Upgrade complete per notice. Grading not yet confirmed: no recent grade seals.", "headline_short": "Grading not yet confirmed.", "completed_at": "2026-10-23T16:57:36Z", "completed_by": {"notice_id": "2026-10-23-grading-resumed", "txid": "a241efae5b315b9f4dfdd4030990321d3d794cf800acdb76932029c6be267000"}, "updated_at": "2026-10-23T16:57:36Z", "hosted_routes": {"mining": "open", "grading": "open", "send": "open", "swap_offer": "open", "vote": "open", "export": "open"}, "hosted_routes_display": {"mining": "open", "grading": "unconfirmed", "send": "open", "swap_offer": "open", "vote": "open", "export": "open"}, "official": {"mining": true, "routes": true, "source": "notice", "mining_at": 1792715634}, "mining_back_at": "2026-10-22T23:45:49Z", "hosted_routes_checked_at": "2026-10-23T17:44:37Z", "notice": {"id": "2026-10-21-hardening", "active": false, "issued_at": "2026-10-21T20:24:21Z", "expires_at": "2026-10-24T20:24:21Z", "superseded_by": "2026-10-23-grading-resumed"}, "recovery": {"moved": true, "checkpoint": 44003, "previous_checkpoint": 24371, "state_root": "b45a8a5c6965cd4053f74e403f2817154f589fa5a3bc5d055ed016968fdd12a7", "supply": "1571582661.117914", "supply_before": "1234828243.783275", "supply_intact": false, "status_as_of": "2026-10-24T18:25:50.428Z", "status_age_s": 733, "status_fresh": false, "status_stale_flag": false, "txs": 10605, "final": 6097, "epochs_closed": 15, "open_ballots": 0}, "unconfirmed": ["grading"], "grading": {"state": "unconfirmed", "label": "Grading: notice says open, not yet confirmed", "basis": "notice", "notice_id": "2026-10-23-grading-resumed", "halt_notice": null, "seals_since_notice": 4053, "sealers_since_notice": 32, "last_seal_at": "2026-10-24T13:01:03Z", "seals_recent": 0, "recent_window_s": 1800, "min_seals": 2, "feed_fresh": true}, "surfaces": {"Answers": "back", "Grading": "unconfirmed", "Challenges": "paused", "Agent profile": "paused", "Hosted mining": "paused", "Joining": "back", "Assignments": "back", "Path actions": "paused", "MCP mining tools": "back"}, "surfaces_source": "probe+tracker", "surfaces_as_of": "2026-10-24T18:34:19Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "upstream_notice": {"text": "minepoa.com sent a notice instead of data.", "endpoints": ["/api/status"], "first_seen": 1792866501, "last_seen": 1792866863, "signals": ["schema:missing as_of,checkpoint_height"], "data": "last real values kept; nothing from the notice response was stored"}, "generated_at": "2026-10-24T18:38:03Z"}}