{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:LUCEW7UIRGPGQ5MFRW4KXPYNAP","short_pith_number":"pith:LUCEW7UI","schema_version":"1.0","canonical_sha256":"5d044b7e88899e6875858db8abbf0d03c3c37c2a490888239ae652c0abaf4c4c","source":{"kind":"arxiv","id":"1510.05040","version":2},"attestation_state":"computed","paper":{"title":"The Necessity of Feedback Physics in Setting the Peak of the Initial Mass Function","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"David Guszejnov, Mark R. Krumholz, Philip F. Hopkins","submitted_at":"2015-10-16T22:32:33Z","abstract_excerpt":"A popular theory of star formation is gravito-turbulent fragmentation, in which self-gravitating structures are created by turbulence-driven density fluctuations. Simple theories of isothermal fragmentation successfully reproduce the core mass function (CMF) which has a very similar shape to the initial mass function (IMF) of stars. However, numerical simulations of isothermal turbulent fragmentation thus far have not succeeded in identifying a fragment mass scale that is independent of the simulation resolution. Moreover, the fluid equations for magnetized, self-gravitating, isothermal turbul"},"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":"1510.05040","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-10-16T22:32:33Z","cross_cats_sorted":["astro-ph.CO","astro-ph.GA"],"title_canon_sha256":"410a208c38bf0fbbdf34af974b9d4fa2675a798ea5be649d41eff8ef3c4fb043","abstract_canon_sha256":"844bffc58aedca32f219a85dd2f1dfe722cea25dde570993036f9abbdf246ab6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:17:46.584862Z","signature_b64":"gnzjywWAG2xFOMf81LftHVMmZfNZ+M/e+GiC4QfVC0pTrfbqcA5/k/RpKy6qvxFo/uv0JkaxcMShTjNpAjntCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d044b7e88899e6875858db8abbf0d03c3c37c2a490888239ae652c0abaf4c4c","last_reissued_at":"2026-05-18T00:17:46.584246Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:17:46.584246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Necessity of Feedback Physics in Setting the Peak of the Initial Mass Function","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO","astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"David Guszejnov, Mark R. Krumholz, Philip F. Hopkins","submitted_at":"2015-10-16T22:32:33Z","abstract_excerpt":"A popular theory of star formation is gravito-turbulent fragmentation, in which self-gravitating structures are created by turbulence-driven density fluctuations. Simple theories of isothermal fragmentation successfully reproduce the core mass function (CMF) which has a very similar shape to the initial mass function (IMF) of stars. However, numerical simulations of isothermal turbulent fragmentation thus far have not succeeded in identifying a fragment mass scale that is independent of the simulation resolution. Moreover, the fluid equations for magnetized, self-gravitating, isothermal turbul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.05040","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":"1510.05040","created_at":"2026-05-18T00:17:46.584339+00:00"},{"alias_kind":"arxiv_version","alias_value":"1510.05040v2","created_at":"2026-05-18T00:17:46.584339+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.05040","created_at":"2026-05-18T00:17:46.584339+00:00"},{"alias_kind":"pith_short_12","alias_value":"LUCEW7UIRGPG","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_16","alias_value":"LUCEW7UIRGPGQ5MF","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_8","alias_value":"LUCEW7UI","created_at":"2026-05-18T12:29:29.992203+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/LUCEW7UIRGPGQ5MFRW4KXPYNAP","json":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP.json","graph_json":"https://pith.science/api/pith-number/LUCEW7UIRGPGQ5MFRW4KXPYNAP/graph.json","events_json":"https://pith.science/api/pith-number/LUCEW7UIRGPGQ5MFRW4KXPYNAP/events.json","paper":"https://pith.science/paper/LUCEW7UI"},"agent_actions":{"view_html":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP","download_json":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP.json","view_paper":"https://pith.science/paper/LUCEW7UI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1510.05040&json=true","fetch_graph":"https://pith.science/api/pith-number/LUCEW7UIRGPGQ5MFRW4KXPYNAP/graph.json","fetch_events":"https://pith.science/api/pith-number/LUCEW7UIRGPGQ5MFRW4KXPYNAP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP/action/storage_attestation","attest_author":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP/action/author_attestation","sign_citation":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP/action/citation_signature","submit_replication":"https://pith.science/pith/LUCEW7UIRGPGQ5MFRW4KXPYNAP/action/replication_record"}},"created_at":"2026-05-18T00:17:46.584339+00:00","updated_at":"2026-05-18T00:17:46.584339+00:00"}