{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:Y5QWBJZPCE3T7BWEARMK54RAAZ","short_pith_number":"pith:Y5QWBJZP","schema_version":"1.0","canonical_sha256":"c76160a72f11373f86c40458aef22006713b62ff1a31788e684d75882026eff8","source":{"kind":"arxiv","id":"1811.11472","version":2},"attestation_state":"computed","paper":{"title":"The Bending Feature of the Fermi Bubbles: A Presumed Horizontal Galactic Wind and Its Implication on the Bubbles' Age","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Dongze Sun, Fuguo Xie, Guobin Mou","submitted_at":"2018-11-28T10:06:19Z","abstract_excerpt":"There are two spectacular structures in our Milky Way: the {\\it Fermi} bubbles in gamma-ray observations and the North Polar Spur (NPS) structure in X-ray observations. Because of their morphological similarities, they may share the same origin, i.e., related to the past activity of Galactic center (GC). Besides, those structures show significant bending feature toward the west in Galactic coordinates. This inspires us to consider the possibility that the bending may be caused by a presumed global horizontal galactic wind (HGW) blowing from the east to the west. Under this assumption, we adopt"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1811.11472","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-11-28T10:06:19Z","cross_cats_sorted":["astro-ph.HE"],"title_canon_sha256":"8c734cbdf8ccf51946f0bee28548d45ad986c1f545524b53ffb66f82b1a971f9","abstract_canon_sha256":"275e7a34b8cc41fb9d0650535e9a34ae0a71531d747f0f453946879d24b9c485"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:37.240044Z","signature_b64":"4kOOb0XZDDDvBCHH48fzpGd92rfzzYyihKE6OITOe6XDsXQEgm+quRN+iNVqAwOQHGnhVI6egFsw3DQL+gAWBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c76160a72f11373f86c40458aef22006713b62ff1a31788e684d75882026eff8","last_reissued_at":"2026-05-17T23:57:37.239442Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:37.239442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Bending Feature of the Fermi Bubbles: A Presumed Horizontal Galactic Wind and Its Implication on the Bubbles' Age","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE"],"primary_cat":"astro-ph.GA","authors_text":"Dongze Sun, Fuguo Xie, Guobin Mou","submitted_at":"2018-11-28T10:06:19Z","abstract_excerpt":"There are two spectacular structures in our Milky Way: the {\\it Fermi} bubbles in gamma-ray observations and the North Polar Spur (NPS) structure in X-ray observations. Because of their morphological similarities, they may share the same origin, i.e., related to the past activity of Galactic center (GC). Besides, those structures show significant bending feature toward the west in Galactic coordinates. This inspires us to consider the possibility that the bending may be caused by a presumed global horizontal galactic wind (HGW) blowing from the east to the west. Under this assumption, we adopt"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11472","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1811.11472","created_at":"2026-05-17T23:57:37.239554+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.11472v2","created_at":"2026-05-17T23:57:37.239554+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11472","created_at":"2026-05-17T23:57:37.239554+00:00"},{"alias_kind":"pith_short_12","alias_value":"Y5QWBJZPCE3T","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_16","alias_value":"Y5QWBJZPCE3T7BWE","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_8","alias_value":"Y5QWBJZP","created_at":"2026-05-18T12:33:04.347982+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2602.00226","citing_title":"Nested Fermi and eROSITA bubbles require very similar $\\sim10^{56}$ erg collimated Galactic-center outbursts; their asymmetry indicates an eastern density gradient","ref_index":58,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ","json":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ.json","graph_json":"https://pith.science/api/pith-number/Y5QWBJZPCE3T7BWEARMK54RAAZ/graph.json","events_json":"https://pith.science/api/pith-number/Y5QWBJZPCE3T7BWEARMK54RAAZ/events.json","paper":"https://pith.science/paper/Y5QWBJZP"},"agent_actions":{"view_html":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ","download_json":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ.json","view_paper":"https://pith.science/paper/Y5QWBJZP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.11472&json=true","fetch_graph":"https://pith.science/api/pith-number/Y5QWBJZPCE3T7BWEARMK54RAAZ/graph.json","fetch_events":"https://pith.science/api/pith-number/Y5QWBJZPCE3T7BWEARMK54RAAZ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ/action/storage_attestation","attest_author":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ/action/author_attestation","sign_citation":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ/action/citation_signature","submit_replication":"https://pith.science/pith/Y5QWBJZPCE3T7BWEARMK54RAAZ/action/replication_record"}},"created_at":"2026-05-17T23:57:37.239554+00:00","updated_at":"2026-05-17T23:57:37.239554+00:00"}