{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:4NPLMHHGF2FFNCCE3HQEX36I6B","short_pith_number":"pith:4NPLMHHG","schema_version":"1.0","canonical_sha256":"e35eb61ce62e8a568844d9e04befc8f041c6cdf27f36e63f7d4e28568d4c0300","source":{"kind":"arxiv","id":"2311.03948","version":1},"attestation_state":"computed","paper":{"title":"Cloud-cloud collision in S235: triggered the formation of high-mass stars and young star clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"En Chen, Hongjun Ma, Min Fang, Qianru He, Shiyu Zhang, Xiaolong Wang, Xuejian Jiang, Xuepeng Chen, Yan Sun, Yu Gao","submitted_at":"2023-11-07T12:41:54Z","abstract_excerpt":"We present the analysis of cloud-cloud collision (CCC) process in the Galactic molecular complex S235. Our new CO observations performed with the PMO-13.7m telescope reveal two molecular clouds, namely the S235-Main and the S235-ABC, with $\\sim$ 4 km s$^{-1}$ velocity separation. The bridge feature, the possible colliding interface and the complementary distribution of the two clouds are significant observational signatures of cloud-cloud collision in S235. The most direct evidence of cloud-cloud collision process in S235 is that the S235-Main (in a distance of 1547$^{+44}_{-43}$ pc) and S235-"},"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":"2311.03948","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2023-11-07T12:41:54Z","cross_cats_sorted":[],"title_canon_sha256":"d11f5fcf9a672c731468a4df3557e19a2f65247c6cd6951f7c074c3ef8973114","abstract_canon_sha256":"5515664bec4a4895196f361385cebf3a5227f9bd8c11e72c18fbeb717d8caac6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:10:08.646955Z","signature_b64":"SseUs8suLLxHTBTsSqUG6QSdWIoOdoIK3KmwqxvXHzJoLvFm6A45RYwn9TJKXYRWCyY607Lp9pajtItL7Qw9BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e35eb61ce62e8a568844d9e04befc8f041c6cdf27f36e63f7d4e28568d4c0300","last_reissued_at":"2026-07-05T07:10:08.646410Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:10:08.646410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cloud-cloud collision in S235: triggered the formation of high-mass stars and young star clusters","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"En Chen, Hongjun Ma, Min Fang, Qianru He, Shiyu Zhang, Xiaolong Wang, Xuejian Jiang, Xuepeng Chen, Yan Sun, Yu Gao","submitted_at":"2023-11-07T12:41:54Z","abstract_excerpt":"We present the analysis of cloud-cloud collision (CCC) process in the Galactic molecular complex S235. Our new CO observations performed with the PMO-13.7m telescope reveal two molecular clouds, namely the S235-Main and the S235-ABC, with $\\sim$ 4 km s$^{-1}$ velocity separation. The bridge feature, the possible colliding interface and the complementary distribution of the two clouds are significant observational signatures of cloud-cloud collision in S235. The most direct evidence of cloud-cloud collision process in S235 is that the S235-Main (in a distance of 1547$^{+44}_{-43}$ pc) and S235-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.03948","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/2311.03948/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":"2311.03948","created_at":"2026-07-05T07:10:08.646477+00:00"},{"alias_kind":"arxiv_version","alias_value":"2311.03948v1","created_at":"2026-07-05T07:10:08.646477+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.03948","created_at":"2026-07-05T07:10:08.646477+00:00"},{"alias_kind":"pith_short_12","alias_value":"4NPLMHHGF2FF","created_at":"2026-07-05T07:10:08.646477+00:00"},{"alias_kind":"pith_short_16","alias_value":"4NPLMHHGF2FFNCCE","created_at":"2026-07-05T07:10:08.646477+00:00"},{"alias_kind":"pith_short_8","alias_value":"4NPLMHHG","created_at":"2026-07-05T07:10:08.646477+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/4NPLMHHGF2FFNCCE3HQEX36I6B","json":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B.json","graph_json":"https://pith.science/api/pith-number/4NPLMHHGF2FFNCCE3HQEX36I6B/graph.json","events_json":"https://pith.science/api/pith-number/4NPLMHHGF2FFNCCE3HQEX36I6B/events.json","paper":"https://pith.science/paper/4NPLMHHG"},"agent_actions":{"view_html":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B","download_json":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B.json","view_paper":"https://pith.science/paper/4NPLMHHG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2311.03948&json=true","fetch_graph":"https://pith.science/api/pith-number/4NPLMHHGF2FFNCCE3HQEX36I6B/graph.json","fetch_events":"https://pith.science/api/pith-number/4NPLMHHGF2FFNCCE3HQEX36I6B/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B/action/timestamp_anchor","attest_storage":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B/action/storage_attestation","attest_author":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B/action/author_attestation","sign_citation":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B/action/citation_signature","submit_replication":"https://pith.science/pith/4NPLMHHGF2FFNCCE3HQEX36I6B/action/replication_record"}},"created_at":"2026-07-05T07:10:08.646477+00:00","updated_at":"2026-07-05T07:10:08.646477+00:00"}