{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:MR2QBJMPMS2W5SEFN4Q4R7LTTV","short_pith_number":"pith:MR2QBJMP","schema_version":"1.0","canonical_sha256":"647500a58f64b56ec8856f21c8fd739d76837f19764bf5ef2b6a16ed05b6f6bc","source":{"kind":"arxiv","id":"1702.07355","version":2},"attestation_state":"computed","paper":{"title":"Connecting the first galaxies with ultra faint dwarfs in the Local Group: chemical signatures of Population~III stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Gurtina Besla, Myoungwon Jeon, Volker Bromm","submitted_at":"2017-02-23T19:00:14Z","abstract_excerpt":"We investigate the star formation history and chemical evolution of isolated analogues of Local Group (LG) ultra faint dwarf galaxies (UFDs; stellar mass range of 10^2 solar mass < M_star <10^5 solar mass) and gas rich, low mass dwarfs (Leo P analogs; stellar mass range of 10^5 solar mass < M_star <10^6 solar mass). We perform a suite of cosmological hydrodynamic zoom-in simulations to follow their evolution from the era of the first generation of stars down to z=0. We confirm that reionization, combined with supernova (SN) feedback, is primarily responsible for the truncated star formation in"},"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":"1702.07355","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-02-23T19:00:14Z","cross_cats_sorted":[],"title_canon_sha256":"f168fc9179d3603e381e5795c227050034c01d70040226c2e66e02f6e994d13f","abstract_canon_sha256":"b84c490ad811da95d51fd9598d9791f1d86ed6da840637486db63e72554c5e35"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:32:11.572053Z","signature_b64":"bIIugyUQZ/hW2zMsJX71EoIxTxQjXKcL7AbcHDdTkktFxNpynT+CimVHfZjQidBuqMtxeqx2c5LLzN0IAQQoBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"647500a58f64b56ec8856f21c8fd739d76837f19764bf5ef2b6a16ed05b6f6bc","last_reissued_at":"2026-05-18T00:32:11.571476Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:32:11.571476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Connecting the first galaxies with ultra faint dwarfs in the Local Group: chemical signatures of Population~III stars","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Gurtina Besla, Myoungwon Jeon, Volker Bromm","submitted_at":"2017-02-23T19:00:14Z","abstract_excerpt":"We investigate the star formation history and chemical evolution of isolated analogues of Local Group (LG) ultra faint dwarf galaxies (UFDs; stellar mass range of 10^2 solar mass < M_star <10^5 solar mass) and gas rich, low mass dwarfs (Leo P analogs; stellar mass range of 10^5 solar mass < M_star <10^6 solar mass). We perform a suite of cosmological hydrodynamic zoom-in simulations to follow their evolution from the era of the first generation of stars down to z=0. We confirm that reionization, combined with supernova (SN) feedback, is primarily responsible for the truncated star formation in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.07355","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":"1702.07355","created_at":"2026-05-18T00:32:11.571573+00:00"},{"alias_kind":"arxiv_version","alias_value":"1702.07355v2","created_at":"2026-05-18T00:32:11.571573+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.07355","created_at":"2026-05-18T00:32:11.571573+00:00"},{"alias_kind":"pith_short_12","alias_value":"MR2QBJMPMS2W","created_at":"2026-05-18T12:31:31.346846+00:00"},{"alias_kind":"pith_short_16","alias_value":"MR2QBJMPMS2W5SEF","created_at":"2026-05-18T12:31:31.346846+00:00"},{"alias_kind":"pith_short_8","alias_value":"MR2QBJMP","created_at":"2026-05-18T12:31:31.346846+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/MR2QBJMPMS2W5SEFN4Q4R7LTTV","json":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV.json","graph_json":"https://pith.science/api/pith-number/MR2QBJMPMS2W5SEFN4Q4R7LTTV/graph.json","events_json":"https://pith.science/api/pith-number/MR2QBJMPMS2W5SEFN4Q4R7LTTV/events.json","paper":"https://pith.science/paper/MR2QBJMP"},"agent_actions":{"view_html":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV","download_json":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV.json","view_paper":"https://pith.science/paper/MR2QBJMP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1702.07355&json=true","fetch_graph":"https://pith.science/api/pith-number/MR2QBJMPMS2W5SEFN4Q4R7LTTV/graph.json","fetch_events":"https://pith.science/api/pith-number/MR2QBJMPMS2W5SEFN4Q4R7LTTV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV/action/storage_attestation","attest_author":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV/action/author_attestation","sign_citation":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV/action/citation_signature","submit_replication":"https://pith.science/pith/MR2QBJMPMS2W5SEFN4Q4R7LTTV/action/replication_record"}},"created_at":"2026-05-18T00:32:11.571573+00:00","updated_at":"2026-05-18T00:32:11.571573+00:00"}