{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:JFWKDFAN4DT2J56GDSMLAE7QNU","short_pith_number":"pith:JFWKDFAN","schema_version":"1.0","canonical_sha256":"496ca1940de0e7a4f7c61c98b013f06d3d0d64781f540d0b615fc99d65409f16","source":{"kind":"arxiv","id":"1601.07296","version":1},"attestation_state":"computed","paper":{"title":"Formation of new stellar populations from gas accreted by massive young star clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Aaron M. Geller, Chengyuan Li, Claude-Andre Faucher-Giguere, Licai Deng, Richard de Grijs, Yi Hu, Yu Xin","submitted_at":"2016-01-27T09:14:45Z","abstract_excerpt":"Stars in star clusters are thought to form in a single burst from a common progenitor cloud of molecular gas. However, massive, old globular clusters -- with ages greater than 10 billion years and masses of several hundred thousand solar masses -- often harbour multiple stellar populations, indicating that more than one star-forming event occurred during their lifetimes. Colliding stellar winds from late-stage, asymptotic-giant-branch stars are often invoked as second-generation star-formation trigger. The initial cluster masses should be at least 10 times more massive than they are today for "},"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":"1601.07296","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-01-27T09:14:45Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"1d7b8fd63661c2f7e6410b9a85b7ed531680a286d4422096645d0b3d55431167","abstract_canon_sha256":"316f899080f7aaf85fc97e48d3205d2339cd3d9684097d41c08842b9c667a619"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:25.113111Z","signature_b64":"+6J5RNe1NsujdAblzKpeU79zCLLLxc/d8/toAGR5vuUAXqBHLiIbzYboICi/VReQ3/0Frt7ZYYKPeFvX1qA4AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"496ca1940de0e7a4f7c61c98b013f06d3d0d64781f540d0b615fc99d65409f16","last_reissued_at":"2026-05-18T01:21:25.112466Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:25.112466Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Formation of new stellar populations from gas accreted by massive young star clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Aaron M. Geller, Chengyuan Li, Claude-Andre Faucher-Giguere, Licai Deng, Richard de Grijs, Yi Hu, Yu Xin","submitted_at":"2016-01-27T09:14:45Z","abstract_excerpt":"Stars in star clusters are thought to form in a single burst from a common progenitor cloud of molecular gas. However, massive, old globular clusters -- with ages greater than 10 billion years and masses of several hundred thousand solar masses -- often harbour multiple stellar populations, indicating that more than one star-forming event occurred during their lifetimes. Colliding stellar winds from late-stage, asymptotic-giant-branch stars are often invoked as second-generation star-formation trigger. The initial cluster masses should be at least 10 times more massive than they are today for "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.07296","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":"1601.07296","created_at":"2026-05-18T01:21:25.112586+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.07296v1","created_at":"2026-05-18T01:21:25.112586+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.07296","created_at":"2026-05-18T01:21:25.112586+00:00"},{"alias_kind":"pith_short_12","alias_value":"JFWKDFAN4DT2","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_16","alias_value":"JFWKDFAN4DT2J56G","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_8","alias_value":"JFWKDFAN","created_at":"2026-05-18T12:30:25.849896+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/JFWKDFAN4DT2J56GDSMLAE7QNU","json":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU.json","graph_json":"https://pith.science/api/pith-number/JFWKDFAN4DT2J56GDSMLAE7QNU/graph.json","events_json":"https://pith.science/api/pith-number/JFWKDFAN4DT2J56GDSMLAE7QNU/events.json","paper":"https://pith.science/paper/JFWKDFAN"},"agent_actions":{"view_html":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU","download_json":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU.json","view_paper":"https://pith.science/paper/JFWKDFAN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.07296&json=true","fetch_graph":"https://pith.science/api/pith-number/JFWKDFAN4DT2J56GDSMLAE7QNU/graph.json","fetch_events":"https://pith.science/api/pith-number/JFWKDFAN4DT2J56GDSMLAE7QNU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU/action/storage_attestation","attest_author":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU/action/author_attestation","sign_citation":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU/action/citation_signature","submit_replication":"https://pith.science/pith/JFWKDFAN4DT2J56GDSMLAE7QNU/action/replication_record"}},"created_at":"2026-05-18T01:21:25.112586+00:00","updated_at":"2026-05-18T01:21:25.112586+00:00"}