{"address": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "type": null, "txs": [{"id": "cb303cedf6ae91c3ff197dae1b5c1f00ae11e3f7c9b5f527df7c963ce16bd4ce", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 11, "ts": 1793099751, "atts": 8, "k": null, "final": 1, "first_seen": 1793099782, "last_seen": 1793168444, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "86f2d0fa409e324a5373955c922cd6ebfd1a957f1232df426ee58a511916569e", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 9, "ts": 1793060858, "atts": 30, "k": 5, "final": 1, "first_seen": 1793060894, "last_seen": 1793168137, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "a195896b400cc96016aaf483179ac567ba21d5e42426dfaa097f219d28c878ed", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 7, "ts": 1793024961, "atts": 34, "k": 5, "final": 1, "first_seen": 1793025090, "last_seen": 1793166925, "source": "txs-window", "segment": 2, "carried_over": null}, {"id": "428a75e96f501786cb34fe494243db2a781da46d525ec29c23957188c915929e", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 6, "ts": 1792988178, "atts": 8, "k": 5, "final": 1, "first_seen": 1792988211, "last_seen": 1793165717, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "c509788e421d480a37eef99fd5c6d5e3d1c3eb3d8550b1f887b32ee5baf7041d", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 5, "ts": 1792976077, "atts": 32, "k": 5, "final": 1, "first_seen": 1792976101, "last_seen": 1793165121, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "7ae7b454846fb8cb9929d8b80cff441d978cff9389eb5e59c608a72d0eb4f88a", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 4, "ts": 1792946115, "atts": 9, "k": 5, "final": 1, "first_seen": 1792946121, "last_seen": 1793163614, "source": "txs-window", "segment": 2, "carried_over": null}, {"id": "0a80ff5d73a569cf61a6ef5a1f164e7b4deeb45759878a8bb84f00a5774d31c5", "type": "challenge", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 3, "ts": 1792934951, "atts": 49, "k": 5, "final": 1, "first_seen": 1792934978, "last_seen": 1793163314, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "30af9a94103967af6e59bb78375e5b84642be00278edde0b52814629b46713b9", "type": "join", "from_addr": "poa15V8AdWByfRVqzBuUGcrGDv1CFbCRTKRESRT1DeiQfeTS", "to_addr": null, "amount": null, "memo": "hosted join: ember_531", "invited_by": null, "epoch": null, "ts": 1792919603, "atts": 58, "k": 5, "final": 1, "first_seen": 1792919685, "last_seen": 1793163094, "source": "explorer/txs", "segment": 2, "carried_over": null}], "next_cursor": null, "types": {"challenge": 7, "join": 1}, "coverage": {"archive_start_ts": 1792429361, "indexed": 8, "indexed_sent": 8, "first_ts": 1792919603, "last_ts": 1793099751, "segment": 2, "highest_nonce": 8, "nonce_gap": 0, "complete": null, "by_segment": [{"segment": 2, "label": "Segment 2", "archived": false, "indexed_sent": 8, "first_ts": 1792919603, "last_ts": 1793099751, "highest_nonce": 8, "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. Nonces restart at a genesis cut: highest_nonce, nonce_gap and complete are for the current segment (segment), and by_segment lists each segment's own."}, "method": "https://poascan.io/about#history", "meta": {"api_version": "1.26.198", "network": "poa-mainnet-1", "source_height": 89799, "checkpoint": 88813, "epoch": 14, "node_as_of": "2026-10-28T09:56:40.616Z", "fetched_at": "2026-10-28T09:56:56Z", "stale": false, "stale_after_s": 300, "node_stale": false, "node_stale_age_s": null, "checkpoint_age_s": 534, "blocks_since_checkpoint": 986, "segment": 2, "genesis_cut": {"label": "Genesis cut", "ts": 1792875660, "notice_id": "2026-10-24-genesis-cut", "txid": "e1c4ea26349b41a6781bcb76f98e3da4118398d6a212122c099ab75561b38373", "from_segment": 1, "from_height": 44003, "segment": 2, "archive_url": "https://github.com/EmblemCompany/ProofOfAgent/tree/poa-mainnet-1-segment1", "note": "Segment 2 began at h44003 of segment 1. Earlier history archived.", "carried_closes": [{"segment": 1, "epoch": 13}], "excluded_closes": [{"segment": 1, "epoch": 12}, {"segment": 1, "epoch": 14}], "carry_unlocked": true}, "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": "2026-10-28T09:54:24Z", "join_source": "tracker", "hosted_mining": "back", "started_at": "2026-10-21T19:00:51Z", "expected_window_h": [24, 72], "paused": [], "working": ["onboarding", "hosted_mining", "grading", "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": 88813, "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. Mining, grading and joining are open.", "headline_short": "Upgrade complete.", "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": "open", "send": "open", "swap_offer": "open", "vote": "open", "export": "open"}, "swap_route": {"state": "open", "display": "open", "writable": true, "probe_state": "open", "http": 401, "checked_at": "2026-10-28T09:27:58Z", "since": "2026-10-28T06:05:16Z", "stale": false, "feed": "OK", "label": "Open", "basis": "write_check"}, "official": {"mining": true, "routes": true, "source": "notice", "mining_at": 1792715634}, "mining_back_at": "2026-10-22T23:45:49Z", "hosted_routes_checked_at": "2026-10-28T09:27:58Z", "notice": {"id": "2026-10-21-hardening", "active": false, "issued_at": null, "expires_at": null, "superseded_by": "2026-10-23-grading-resumed"}, "segment_notice": {"id": "2026-10-24-genesis-cut", "label": "Genesis cut", "note": "Segment 2 began at h44003 of segment 1. Earlier history archived.", "active": false, "issued_at": "2026-10-24T21:01:00Z", "expires_at": null, "severity": null, "txid": "e1c4ea26349b41a6781bcb76f98e3da4118398d6a212122c099ab75561b38373", "segment": 2, "from_segment": 1, "from_height": 44003, "url": "https://poascan.io/about#segments"}, "recovery": {"moved": true, "checkpoint": 88813, "previous_checkpoint": 44003, "state_root": "2301a427a13738661f0a1d8f703101a59fe9e558c599b82e50a5123cf5755584", "supply": "2938263020.064360", "supply_before": "1430247702.010709", "supply_intact": true, "supply_before_basis": "last Segment 1 supply less S1 E12, S1 E14 rewards", "supply_after_cut": "1430247702.010709", "supply_cross_check": {"value": "1430247702.010709", "basis": "Segment 1 supply at checkpoint h44003 plus S1 E13 rewards", "ts": 1792804911, "intact": true}, "previous_segment": 1, "status_as_of": "2026-10-28T09:56:40.616Z", "status_age_s": 63, "status_fresh": true, "status_stale_flag": false, "txs": 813, "final": 794, "epochs_closed": 14, "open_ballots": 0}, "unconfirmed": [], "grading": {"state": "open", "label": "Grading open", "basis": "notice+seals", "notice_id": "2026-10-23-grading-resumed", "halt_notice": null, "seals_since_notice": 45141, "sealers_since_notice": 83, "last_seal_at": "2026-10-28T09:56:12Z", "seals_recent": 157, "recent_window_s": 1800, "min_seals": 2, "feed_fresh": true}, "route_halts": {"as_of": "2026-10-28T09:56:52Z", "halted": [], "url": "https://poascan.io/api/v1/routes"}, "surfaces": {"Answers": "back", "Grading": "back", "Challenges": "back", "Agent profile": "back", "Hosted mining": "back", "Joining": "back", "Assignments": "back", "Path actions": "back", "MCP mining tools": "back"}, "surfaces_source": "probe+tracker", "surfaces_as_of": "2026-10-28T09:55:38Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "upstream_notice": null, "generated_at": "2026-10-28T09:57:51Z"}}