{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:ALOLKZV77SJ3DQEQH2YYH3C733","short_pith_number":"pith:ALOLKZV7","schema_version":"1.0","canonical_sha256":"02dcb566bffc93b1c0903eb183ec5fdeffbaa164f220d11e3bb65d0a74c69650","source":{"kind":"arxiv","id":"2601.09794","version":3},"attestation_state":"computed","paper":{"title":"The influence of magnetic fields in Cloud-Cloud Collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Anthony P. Whitworth, Theotokis Georgatos","submitted_at":"2026-01-14T19:01:01Z","abstract_excerpt":"Cloud-cloud collisions are expected to trigger star formation by compressing gas into dense, gravitationally unstable regions. However, the role of magnetic fields in this process is unclear. We use SPH to model head-on collisions between two uniform density clouds, each with mass $500 \\,$M$_{\\odot}$, initial radius 2 pc, and embedded in a uniform magnetic field parallel to the collision velocity. As in the nonmagnetic case, the resulting shock-compressed layer fragments into a network of filaments. If the collision is sufficiently slow, the filaments are dragged into radial orientations by no"},"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":"2601.09794","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-01-14T19:01:01Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"ddab01966dccaefa603b2b9be9b609346e9fd2ce4f0a05c82b097b8641e6dc6c","abstract_canon_sha256":"908c39c1ea3f5ff668c50f27d46d41f35a85d8dd5e9732b0e0bd2db1e1bc8314"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-01T01:02:29.116339Z","signature_b64":"SmVeJV5NgyiocUsT5kdQWIY4HKA6b8ppAAbGzCJ+jljdr1bKH2YZjZJdiHJcV1m6rQ8eYZeTDcQT8/YuFZTUAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"02dcb566bffc93b1c0903eb183ec5fdeffbaa164f220d11e3bb65d0a74c69650","last_reissued_at":"2026-06-01T01:02:29.115224Z","signature_status":"signed_v1","first_computed_at":"2026-06-01T01:02:29.115224Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The influence of magnetic fields in Cloud-Cloud Collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Anthony P. Whitworth, Theotokis Georgatos","submitted_at":"2026-01-14T19:01:01Z","abstract_excerpt":"Cloud-cloud collisions are expected to trigger star formation by compressing gas into dense, gravitationally unstable regions. However, the role of magnetic fields in this process is unclear. We use SPH to model head-on collisions between two uniform density clouds, each with mass $500 \\,$M$_{\\odot}$, initial radius 2 pc, and embedded in a uniform magnetic field parallel to the collision velocity. As in the nonmagnetic case, the resulting shock-compressed layer fragments into a network of filaments. If the collision is sufficiently slow, the filaments are dragged into radial orientations by no"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2601.09794","kind":"arxiv","version":3},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2601.09794/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2601.09794","created_at":"2026-06-01T01:02:29.115391+00:00"},{"alias_kind":"arxiv_version","alias_value":"2601.09794v3","created_at":"2026-06-01T01:02:29.115391+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2601.09794","created_at":"2026-06-01T01:02:29.115391+00:00"},{"alias_kind":"pith_short_12","alias_value":"ALOLKZV77SJ3","created_at":"2026-06-01T01:02:29.115391+00:00"},{"alias_kind":"pith_short_16","alias_value":"ALOLKZV77SJ3DQEQ","created_at":"2026-06-01T01:02:29.115391+00:00"},{"alias_kind":"pith_short_8","alias_value":"ALOLKZV7","created_at":"2026-06-01T01:02:29.115391+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.14693","citing_title":"Discovery of a Compact Hub-Filament System in G286.21+0.17 with JWST and ALMA: Insights into Protocluster Formation and Competitive Accretion","ref_index":28,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733","json":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733.json","graph_json":"https://pith.science/api/pith-number/ALOLKZV77SJ3DQEQH2YYH3C733/graph.json","events_json":"https://pith.science/api/pith-number/ALOLKZV77SJ3DQEQH2YYH3C733/events.json","paper":"https://pith.science/paper/ALOLKZV7"},"agent_actions":{"view_html":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733","download_json":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733.json","view_paper":"https://pith.science/paper/ALOLKZV7","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2601.09794&json=true","fetch_graph":"https://pith.science/api/pith-number/ALOLKZV77SJ3DQEQH2YYH3C733/graph.json","fetch_events":"https://pith.science/api/pith-number/ALOLKZV77SJ3DQEQH2YYH3C733/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733/action/storage_attestation","attest_author":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733/action/author_attestation","sign_citation":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733/action/citation_signature","submit_replication":"https://pith.science/pith/ALOLKZV77SJ3DQEQH2YYH3C733/action/replication_record"}},"created_at":"2026-06-01T01:02:29.115391+00:00","updated_at":"2026-06-01T01:02:29.115391+00:00"}