{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:RFGXT3D3WGGOH7WLA7P5KWDF2P","short_pith_number":"pith:RFGXT3D3","schema_version":"1.0","canonical_sha256":"894d79ec7bb18ce3fecb07dfd55865d3ecb453246256cc319ffa84dcd0bf1f20","source":{"kind":"arxiv","id":"1109.0467","version":1},"attestation_state":"computed","paper":{"title":"Star Formation in Molecular Clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Ralf S. Klessen (Zentrum fuer Astronomie der Universitaet Heidelberg)","submitted_at":"2011-09-02T15:00:40Z","abstract_excerpt":"Stars and star clusters form by gravoturbulent fragmentation of interstellar gas clouds. The supersonic turbulence ubiquitously observed in Galactic molecular gas generates strong density fluctuations with gravity taking over in the densest and most massive regions. Collapse sets in to build up stars. Turbulence plays a dual role. On global scales it provides support, while at the same time it can promote local collapse. Stellar birth is thus intimately linked to the dynamical behavior of parental gas cloud, which governs when and where protostars form, and how they contract and grow in mass v"},"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":"1109.0467","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2011-09-02T15:00:40Z","cross_cats_sorted":[],"title_canon_sha256":"12ebe6f9684b90db3236bc4cedfeb3a060704b0707d328ff52c478183eb2c3ea","abstract_canon_sha256":"c6ed90314f44ac3578738991f99de5cd5a337d50010fa8b37a68278f6099dd88"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:42.649603Z","signature_b64":"UCrq7b/4+K0JZdylH033iVP9c9F6kVI7X9A7XHXtmdPVtOOauNKm9QleJ2m3YHbDLh/z2X5rRYxkfcYglR7ACQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"894d79ec7bb18ce3fecb07dfd55865d3ecb453246256cc319ffa84dcd0bf1f20","last_reissued_at":"2026-05-18T02:00:42.648956Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:42.648956Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Star Formation in Molecular Clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Ralf S. Klessen (Zentrum fuer Astronomie der Universitaet Heidelberg)","submitted_at":"2011-09-02T15:00:40Z","abstract_excerpt":"Stars and star clusters form by gravoturbulent fragmentation of interstellar gas clouds. The supersonic turbulence ubiquitously observed in Galactic molecular gas generates strong density fluctuations with gravity taking over in the densest and most massive regions. Collapse sets in to build up stars. Turbulence plays a dual role. On global scales it provides support, while at the same time it can promote local collapse. Stellar birth is thus intimately linked to the dynamical behavior of parental gas cloud, which governs when and where protostars form, and how they contract and grow in mass v"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.0467","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":"1109.0467","created_at":"2026-05-18T02:00:42.649049+00:00"},{"alias_kind":"arxiv_version","alias_value":"1109.0467v1","created_at":"2026-05-18T02:00:42.649049+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.0467","created_at":"2026-05-18T02:00:42.649049+00:00"},{"alias_kind":"pith_short_12","alias_value":"RFGXT3D3WGGO","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_16","alias_value":"RFGXT3D3WGGOH7WL","created_at":"2026-05-18T12:26:41.206345+00:00"},{"alias_kind":"pith_short_8","alias_value":"RFGXT3D3","created_at":"2026-05-18T12:26:41.206345+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/RFGXT3D3WGGOH7WLA7P5KWDF2P","json":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P.json","graph_json":"https://pith.science/api/pith-number/RFGXT3D3WGGOH7WLA7P5KWDF2P/graph.json","events_json":"https://pith.science/api/pith-number/RFGXT3D3WGGOH7WLA7P5KWDF2P/events.json","paper":"https://pith.science/paper/RFGXT3D3"},"agent_actions":{"view_html":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P","download_json":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P.json","view_paper":"https://pith.science/paper/RFGXT3D3","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1109.0467&json=true","fetch_graph":"https://pith.science/api/pith-number/RFGXT3D3WGGOH7WLA7P5KWDF2P/graph.json","fetch_events":"https://pith.science/api/pith-number/RFGXT3D3WGGOH7WLA7P5KWDF2P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P/action/storage_attestation","attest_author":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P/action/author_attestation","sign_citation":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P/action/citation_signature","submit_replication":"https://pith.science/pith/RFGXT3D3WGGOH7WLA7P5KWDF2P/action/replication_record"}},"created_at":"2026-05-18T02:00:42.649049+00:00","updated_at":"2026-05-18T02:00:42.649049+00:00"}