{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:GNTJZTFVH2MEMSLIACIJWTJAR5","short_pith_number":"pith:GNTJZTFV","schema_version":"1.0","canonical_sha256":"33669cccb53e9846496800909b4d208f47964cc36ceaccea92f3babf72d2378f","source":{"kind":"arxiv","id":"2209.02872","version":1},"attestation_state":"computed","paper":{"title":"PHANGS: Constraining Star Formation Timescales Using the Spatial Correlations of Star Clusters and Giant Molecular Clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam K. Leroy, Andreas Schruba, Annie Hughes, Bradley C. Whitmore, Christopher M. Faesi, Daniel A. Dale, Eric Emsellem, Erik Rosolowsky, Frank Bigiel, Gagandeep S. Anand, Guillermo A. Blanc, Hsi-An Pan, James Lilly, Janice C. Lee, J. M. Diederik Kruijssen, Jordan A. Turner, Kathryn Grasha, Kathryn Kreckel, Mederic Boquien, Melanie Chevance, Ralf S. Klessen, Samantha M. Benincasa, Simon C. O. Glover, Sinan Deger, Thomas G. Williams","submitted_at":"2022-09-07T01:14:03Z","abstract_excerpt":"In the hierarchical view of star formation, giant molecular gas clouds (GMCs) undergo fragmentation to form small-scale structures made up of stars and star clusters. Here we study the connection between young star clusters and cold gas across a range of extragalactic environments by combining the high resolution (1\") PHANGS-ALMA catalogue of GMCs with the star cluster catalogues from PHANGS-HST. The star clusters are spatially matched with the GMCs across a sample of 11 nearby star-forming galaxies with a range of galactic environments (centres, bars, spiral arms, etc.). We find that after 4-"},"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":"2209.02872","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2022-09-07T01:14:03Z","cross_cats_sorted":[],"title_canon_sha256":"3cd3440749eb50ba8ebf1bedc55896463ea2fea0922ebba00dc21270c21f4ba1","abstract_canon_sha256":"9fc677f635eacd36e73c0003a5b4746f35cf01a73fe02f1ebcfc69b3438fae57"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:59:32.248146Z","signature_b64":"lqftD6nI2QE4ibA5lzt8iVXwlWubCWi7hEBPLaYt7f5hXzHtDUtVkigD7/0RNQfycY+aCFQrTk6aJ9GFuVQSCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33669cccb53e9846496800909b4d208f47964cc36ceaccea92f3babf72d2378f","last_reissued_at":"2026-07-05T04:59:32.247805Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:59:32.247805Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"PHANGS: Constraining Star Formation Timescales Using the Spatial Correlations of Star Clusters and Giant Molecular Clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam K. Leroy, Andreas Schruba, Annie Hughes, Bradley C. Whitmore, Christopher M. Faesi, Daniel A. Dale, Eric Emsellem, Erik Rosolowsky, Frank Bigiel, Gagandeep S. Anand, Guillermo A. Blanc, Hsi-An Pan, James Lilly, Janice C. Lee, J. M. Diederik Kruijssen, Jordan A. Turner, Kathryn Grasha, Kathryn Kreckel, Mederic Boquien, Melanie Chevance, Ralf S. Klessen, Samantha M. Benincasa, Simon C. O. Glover, Sinan Deger, Thomas G. Williams","submitted_at":"2022-09-07T01:14:03Z","abstract_excerpt":"In the hierarchical view of star formation, giant molecular gas clouds (GMCs) undergo fragmentation to form small-scale structures made up of stars and star clusters. Here we study the connection between young star clusters and cold gas across a range of extragalactic environments by combining the high resolution (1\") PHANGS-ALMA catalogue of GMCs with the star cluster catalogues from PHANGS-HST. The star clusters are spatially matched with the GMCs across a sample of 11 nearby star-forming galaxies with a range of galactic environments (centres, bars, spiral arms, etc.). We find that after 4-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2209.02872","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2209.02872/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2209.02872","created_at":"2026-07-05T04:59:32.247861+00:00"},{"alias_kind":"arxiv_version","alias_value":"2209.02872v1","created_at":"2026-07-05T04:59:32.247861+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2209.02872","created_at":"2026-07-05T04:59:32.247861+00:00"},{"alias_kind":"pith_short_12","alias_value":"GNTJZTFVH2ME","created_at":"2026-07-05T04:59:32.247861+00:00"},{"alias_kind":"pith_short_16","alias_value":"GNTJZTFVH2MEMSLI","created_at":"2026-07-05T04:59:32.247861+00:00"},{"alias_kind":"pith_short_8","alias_value":"GNTJZTFV","created_at":"2026-07-05T04:59:32.247861+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/GNTJZTFVH2MEMSLIACIJWTJAR5","json":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5.json","graph_json":"https://pith.science/api/pith-number/GNTJZTFVH2MEMSLIACIJWTJAR5/graph.json","events_json":"https://pith.science/api/pith-number/GNTJZTFVH2MEMSLIACIJWTJAR5/events.json","paper":"https://pith.science/paper/GNTJZTFV"},"agent_actions":{"view_html":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5","download_json":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5.json","view_paper":"https://pith.science/paper/GNTJZTFV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2209.02872&json=true","fetch_graph":"https://pith.science/api/pith-number/GNTJZTFVH2MEMSLIACIJWTJAR5/graph.json","fetch_events":"https://pith.science/api/pith-number/GNTJZTFVH2MEMSLIACIJWTJAR5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5/action/storage_attestation","attest_author":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5/action/author_attestation","sign_citation":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5/action/citation_signature","submit_replication":"https://pith.science/pith/GNTJZTFVH2MEMSLIACIJWTJAR5/action/replication_record"}},"created_at":"2026-07-05T04:59:32.247861+00:00","updated_at":"2026-07-05T04:59:32.247861+00:00"}