{"address": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "type": null, "txs": [{"id": "35fe7dc8017e035656fec381b974b737a0cba29e79bfe823b20154b6fba19525", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 23, "ts": 1793360391, "atts": 8, "k": 5, "final": 1, "first_seen": 1793360491, "last_seen": 1793365469, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "d045ddda58238de07c55a8c953e5fd03f6087e87243f727ad70fa4c7e7324763", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 22, "ts": 1793339354, "atts": 8, "k": 5, "final": 1, "first_seen": 1793339472, "last_seen": 1793365469, "source": "txs-window", "segment": 2, "carried_over": null}, {"id": "1909b82a88928d35d4e3988a35a74080f646c4914a9d20c47e4c4c1b60396e71", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 21, "ts": 1793316750, "atts": 8, "k": 5, "final": 1, "first_seen": 1793316797, "last_seen": 1793317723, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "166f14cb61800871f3da57dc227eadc8f1bec9b4a34f970f3bc70d223cafb3e4", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 20, "ts": 1793295563, "atts": 47, "k": 5, "final": 1, "first_seen": 1793295578, "last_seen": 1793298339, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "e99b5925ff5fcf4c4a12147a253cfff8529af17a24cfac70099b69a7f0ed0e70", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 19, "ts": 1793271723, "atts": 10, "k": 5, "final": 1, "first_seen": 1793271772, "last_seen": 1793321191, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "6437563c717510eb02fe559693087bde41b57b92d7042d702d4c90f5f87a7870", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 18, "ts": 1793259322, "atts": 7, "k": 5, "final": 1, "first_seen": 1793259340, "last_seen": 1793262014, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "13ab760ab49c20815867cc1ed77d5c6c5b7ccdc484b9efbe5694ad88d060c915", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 17, "ts": 1793240916, "atts": 8, "k": 5, "final": 1, "first_seen": 1793240951, "last_seen": 1793243745, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "f6a565bf06529e4bdc46b2c39117fe52d37caa46c62cce003e114af16960f055", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 16, "ts": 1793206272, "atts": 8, "k": 5, "final": 1, "first_seen": 1793206399, "last_seen": 1793268291, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "e4b5a43453221e572c0dd9d37dfa6f24fa2e94514f3adc782c5c7f3ab1c8f6a8", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 15, "ts": 1793186373, "atts": 8, "k": 5, "final": 1, "first_seen": 1793186416, "last_seen": 1793189574, "source": "txs-window", "segment": 2, "carried_over": null}, {"id": "d01624177e50169fa0870b849c8cc8943d415559e90e0d25cbc134df2b485d13", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 14, "ts": 1793162031, "atts": 8, "k": null, "final": 1, "first_seen": 1793162118, "last_seen": 1793340596, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "155a56266e8daea71d3a1679c8782bfacb809ec8a6360f42f8eaa24f54d5813f", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 13, "ts": 1793139956, "atts": 9, "k": 5, "final": 1, "first_seen": 1793139968, "last_seen": 1793187183, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "ca302d89f2ced674fa76e66933c1d3063d7630be8af2bbdeb528967d4d82fb0d", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 12, "ts": 1793120309, "atts": 8, "k": 5, "final": 1, "first_seen": 1793120319, "last_seen": 1793171905, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "88474838bc799498cd6755f6028fdcdd595355fa8774ba95ee08949e9c09f819", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 11, "ts": 1793100568, "atts": 8, "k": null, "final": 1, "first_seen": 1793100625, "last_seen": 1793190273, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "831c061597ca2d8c84c50de1c7ab40d97e1b749230dfd79b0d244abdcbf464dd", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 10, "ts": 1793075986, "atts": 8, "k": null, "final": 1, "first_seen": 1793076379, "last_seen": 1793282203, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "4140e32271e952bb3e08785b1175ff7a049a17b37106d485bbf5ccd6f492825e", "type": "challenge", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": null, "invited_by": null, "epoch": 9, "ts": 1793069702, "atts": 9, "k": 5, "final": 1, "first_seen": 1793069753, "last_seen": 1793263251, "source": "explorer/txs", "segment": 2, "carried_over": null}, {"id": "afd712919b9d135745bf76496c29dcfb167c7fcfd06cdd44977b74247fee4fcb", "type": "join", "from_addr": "poa1HFfNJZU54toijy3CQMcJJyqruuwWPTarcUWXVh2XPz5", "to_addr": null, "amount": null, "memo": "hosted join: Alexander", "invited_by": null, "epoch": null, "ts": 1793068299, "atts": 10, "k": 5, "final": 1, "first_seen": 1793068549, "last_seen": 1793190679, "source": "explorer/txs", "segment": 2, "carried_over": null}], "next_cursor": null, "types": {"challenge": 15, "join": 1}, "coverage": {"archive_start_ts": 1792429361, "indexed": 16, "indexed_sent": 16, "first_ts": 1793068299, "last_ts": 1793360391, "segment": 2, "highest_nonce": 12, "nonce_gap": 0, "complete": null, "by_segment": [{"segment": 2, "label": "Segment 2", "archived": false, "indexed_sent": 16, "first_ts": 1793068299, "last_ts": 1793360391, "highest_nonce": 12, "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": "1.26.234", "network": "poa-mainnet-1", "source_height": 136850, "checkpoint": 129073, "epoch": 23, "node_as_of": "2026-10-30T14:48:19.831Z", "fetched_at": "2026-10-30T14:48:46Z", "stale": false, "stale_after_s": 300, "node_stale": false, "node_stale_age_s": null, "checkpoint_age_s": 33847, "blocks_since_checkpoint": 7777, "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": "halted", "last_join_at": "2026-10-30T09:58:20Z", "join_source": "tracker", "hosted_mining": "back", "started_at": "2026-10-21T19:00:51Z", "expected_window_h": [24, 72], "paused": ["grading"], "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": 129073, "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": "Probes show Grading, Tx lookup and Joining halted or down or degraded.", "headline_short": "Routes halted.", "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"}, "swap_route": {"state": "open", "display": "open", "writable": true, "probe_state": "open", "http": 401, "checked_at": "2026-10-30T14:40:30Z", "since": "2026-10-30T05:31:45Z", "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": "2026-10-30T14:40:30Z", "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": 129073, "previous_checkpoint": 44003, "state_root": "d50bb16ff2eb956df9730bdf634e690525bf602155232fb24adc373b9aa091cd", "supply": "3221967962.045304", "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": "2026-10-30T14:48:19.831Z", "status_age_s": 74, "status_fresh": true, "status_stale_flag": false, "txs": 7428, "final": 6935, "epochs_closed": 23, "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": 53875, "sealers_since_notice": 114, "last_seal_at": "2026-10-30T14:31:57Z", "seals_recent": 1, "recent_window_s": 1800, "min_seals": 2, "feed_fresh": true}, "route_halts": {"as_of": "2026-10-30T14:47:37Z", "halted": [{"id": "grading", "label": "Grading", "state": "down", "since": "2026-10-30T13:25:42Z", "stale": false}, {"id": "tx_lookup", "label": "Tx lookup", "state": "halted", "since": "2026-10-29T21:32:46Z", "stale": false}, {"id": "joining", "label": "Joining", "state": "halted", "since": "2026-10-30T12:37:38Z", "stale": false}], "url": "https://poascan.io/api/v1/routes"}, "surfaces": {"Answers": "back", "Grading": "unconfirmed", "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": "2026-10-30T14:45:56Z", "stays_live": ["Self-custody mining", "Explorer", "Swap reads", "Status"]}, "upstream_notice": null, "generated_at": "2026-10-30T14:49:48Z"}}