{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:SIYFCDRWDRAYJFRBFEPTAG6PPK","short_pith_number":"pith:SIYFCDRW","schema_version":"1.0","canonical_sha256":"9230510e361c41849621291f301bcf7ab5a213740e13a5edf5687ca80a77097d","source":{"kind":"arxiv","id":"1305.2953","version":1},"attestation_state":"computed","paper":{"title":"Numerical simulations of the possible origin of the two sub-parsec scale and counter-rotating stellar disks around SgrA*","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Burkert, C. Alig, K. Dolag, M. Schartmann","submitted_at":"2013-05-13T21:00:03Z","abstract_excerpt":"We present a high resolution simulation of an idealized model to explain the origin of the two young, counter-rotating, sub-parsec scale stellar disks around the supermassive black hole SgrA* at the Center of the Milky Way. In our model, the collision of a single molecular cloud with a circum-nuclear gas disk (similar to the one observed presently) leads to multiple streams of gas flowing towards the black hole and creating accretion disks with angular momentum depending on the ratio of cloud and circum-nuclear disk material. The infalling gas creates two inclined, counter-rotating sub-parsec "},"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":"1305.2953","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-05-13T21:00:03Z","cross_cats_sorted":[],"title_canon_sha256":"76998de938331b9f4fee6bd5b4ec2e35ff959553d1e1800ad2e005d597f6f122","abstract_canon_sha256":"566d9be869f73e1e8c3b64e1664b734c3dea3493efd5e4c865b0522e4075721b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:02.582636Z","signature_b64":"1bWcELB0Kk94Hw3SisnXNPilkA8EYbqYNPg0IIab4wm6tWu4O2KRFON3Pff4YbJrtZVxjDZnY9nZDPTsx8FKCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9230510e361c41849621291f301bcf7ab5a213740e13a5edf5687ca80a77097d","last_reissued_at":"2026-05-18T01:50:02.582033Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:02.582033Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Numerical simulations of the possible origin of the two sub-parsec scale and counter-rotating stellar disks around SgrA*","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Burkert, C. Alig, K. Dolag, M. Schartmann","submitted_at":"2013-05-13T21:00:03Z","abstract_excerpt":"We present a high resolution simulation of an idealized model to explain the origin of the two young, counter-rotating, sub-parsec scale stellar disks around the supermassive black hole SgrA* at the Center of the Milky Way. In our model, the collision of a single molecular cloud with a circum-nuclear gas disk (similar to the one observed presently) leads to multiple streams of gas flowing towards the black hole and creating accretion disks with angular momentum depending on the ratio of cloud and circum-nuclear disk material. The infalling gas creates two inclined, counter-rotating sub-parsec "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.2953","kind":"arxiv","version":1},"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":"1305.2953","created_at":"2026-05-18T01:50:02.582124+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.2953v1","created_at":"2026-05-18T01:50:02.582124+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.2953","created_at":"2026-05-18T01:50:02.582124+00:00"},{"alias_kind":"pith_short_12","alias_value":"SIYFCDRWDRAY","created_at":"2026-05-18T12:27:59.945178+00:00"},{"alias_kind":"pith_short_16","alias_value":"SIYFCDRWDRAYJFRB","created_at":"2026-05-18T12:27:59.945178+00:00"},{"alias_kind":"pith_short_8","alias_value":"SIYFCDRW","created_at":"2026-05-18T12:27:59.945178+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK","json":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK.json","graph_json":"https://pith.science/api/pith-number/SIYFCDRWDRAYJFRBFEPTAG6PPK/graph.json","events_json":"https://pith.science/api/pith-number/SIYFCDRWDRAYJFRBFEPTAG6PPK/events.json","paper":"https://pith.science/paper/SIYFCDRW"},"agent_actions":{"view_html":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK","download_json":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK.json","view_paper":"https://pith.science/paper/SIYFCDRW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.2953&json=true","fetch_graph":"https://pith.science/api/pith-number/SIYFCDRWDRAYJFRBFEPTAG6PPK/graph.json","fetch_events":"https://pith.science/api/pith-number/SIYFCDRWDRAYJFRBFEPTAG6PPK/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK/action/timestamp_anchor","attest_storage":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK/action/storage_attestation","attest_author":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK/action/author_attestation","sign_citation":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK/action/citation_signature","submit_replication":"https://pith.science/pith/SIYFCDRWDRAYJFRBFEPTAG6PPK/action/replication_record"}},"created_at":"2026-05-18T01:50:02.582124+00:00","updated_at":"2026-05-18T01:50:02.582124+00:00"}