{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:5VNKRNVFIDJXGDSL6OM2PYFGWF","short_pith_number":"pith:5VNKRNVF","schema_version":"1.0","canonical_sha256":"ed5aa8b6a540d3730e4bf399a7e0a6b1755cd537ec1528cd549ef406aaecdc48","source":{"kind":"arxiv","id":"1401.0540","version":2},"attestation_state":"computed","paper":{"title":"Formation of the First Low-Mass Stars from Cosmological Initial Conditions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Chalence Safranek-Shrader, Milos Milosavljevic, Volker Bromm","submitted_at":"2014-01-02T21:00:54Z","abstract_excerpt":"We simulate the formation of a metal-poor (10^-2 Zsun) stellar cluster in one of the first galaxies to form in the early Universe, specifically a high-redshift atomic cooling halo (z~14). This is the first calculation that resolves the formation of individual metal-enriched stars in simulations starting from realistic cosmological initial conditions. We follow the evolution of a single dense clump among several in the parent halo. The clump forms a cluster of ~40 stars and sub-stellar objects within 7000 years and could continue forming stars ~5 times longer. Protostellar dust heating has a ne"},"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":"1401.0540","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-02T21:00:54Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"b43087fba5dbb4a55a524c3f203701f6963875a769ea8e8e8fca5ff429f58b9f","abstract_canon_sha256":"08d8fdd2f5b89143d970ee964627baafb887f2217ab66e25cf640b0adb46ba93"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:49:30.605646Z","signature_b64":"9eKovdgaafkO6+a6tSlVvkqBs3s5x6A5AR6aTtQLRzw3OJzlEMgv/IO7dLegZT54pdFN5T9A0J2Mr2WJwPl4Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ed5aa8b6a540d3730e4bf399a7e0a6b1755cd537ec1528cd549ef406aaecdc48","last_reissued_at":"2026-05-18T02:49:30.605110Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:49:30.605110Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Formation of the First Low-Mass Stars from Cosmological Initial Conditions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Chalence Safranek-Shrader, Milos Milosavljevic, Volker Bromm","submitted_at":"2014-01-02T21:00:54Z","abstract_excerpt":"We simulate the formation of a metal-poor (10^-2 Zsun) stellar cluster in one of the first galaxies to form in the early Universe, specifically a high-redshift atomic cooling halo (z~14). This is the first calculation that resolves the formation of individual metal-enriched stars in simulations starting from realistic cosmological initial conditions. We follow the evolution of a single dense clump among several in the parent halo. The clump forms a cluster of ~40 stars and sub-stellar objects within 7000 years and could continue forming stars ~5 times longer. Protostellar dust heating has a ne"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.0540","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":"1401.0540","created_at":"2026-05-18T02:49:30.605197+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.0540v2","created_at":"2026-05-18T02:49:30.605197+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.0540","created_at":"2026-05-18T02:49:30.605197+00:00"},{"alias_kind":"pith_short_12","alias_value":"5VNKRNVFIDJX","created_at":"2026-05-18T12:28:16.859392+00:00"},{"alias_kind":"pith_short_16","alias_value":"5VNKRNVFIDJXGDSL","created_at":"2026-05-18T12:28:16.859392+00:00"},{"alias_kind":"pith_short_8","alias_value":"5VNKRNVF","created_at":"2026-05-18T12:28:16.859392+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/5VNKRNVFIDJXGDSL6OM2PYFGWF","json":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF.json","graph_json":"https://pith.science/api/pith-number/5VNKRNVFIDJXGDSL6OM2PYFGWF/graph.json","events_json":"https://pith.science/api/pith-number/5VNKRNVFIDJXGDSL6OM2PYFGWF/events.json","paper":"https://pith.science/paper/5VNKRNVF"},"agent_actions":{"view_html":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF","download_json":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF.json","view_paper":"https://pith.science/paper/5VNKRNVF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.0540&json=true","fetch_graph":"https://pith.science/api/pith-number/5VNKRNVFIDJXGDSL6OM2PYFGWF/graph.json","fetch_events":"https://pith.science/api/pith-number/5VNKRNVFIDJXGDSL6OM2PYFGWF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF/action/storage_attestation","attest_author":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF/action/author_attestation","sign_citation":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF/action/citation_signature","submit_replication":"https://pith.science/pith/5VNKRNVFIDJXGDSL6OM2PYFGWF/action/replication_record"}},"created_at":"2026-05-18T02:49:30.605197+00:00","updated_at":"2026-05-18T02:49:30.605197+00:00"}