{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:7FJDOUDS2ENOZTLV63NTINQSKV","short_pith_number":"pith:7FJDOUDS","schema_version":"1.0","canonical_sha256":"f952375072d11aeccd75f6db343612557ad4bf0fb74b30f51276d41114a69bac","source":{"kind":"arxiv","id":"1703.07235","version":1},"attestation_state":"computed","paper":{"title":"Fragmentation and disk formation in high-mass star formation: The ALMA view of G351.77-0.54 at 0.06\" resolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"A.J. Walsh, C.M. Walmsley, H. Beuther, K.G. Johnston, R. Kuiper, S.N. Longmore, Th. Henning","submitted_at":"2017-03-21T14:24:50Z","abstract_excerpt":"Aims: We resolve the small-scale structure around the high-mass hot core region G351.77-0.54 to investigate its disk and fragmentation properties.\n  Methods: Using ALMA at 690GHz with baselines exceeding 1.5km, we study the dense gas, dust and outflow emission at an unprecedented spatial resolution of 0.06\" (130AU@2.2kpc).\n  Results: Within the inner few 1000AU, G351.77 fragments into at least four cores (brightness temperatures between 58 and 197K). The central structure around the main submm source #1 with a diameter of ~0.5\" does not show additional fragmentation. While the CO(6-5) line win"},"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":"1703.07235","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-21T14:24:50Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"71756aad0ddbb98ebadf0a73bcdc24db8e7eb35443fbadf67ec2e1f1fc53c05c","abstract_canon_sha256":"bf0e8521e1065712df957fe07c0414495184ed0a9375dc44ffc9866a263956b4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:40:58.507704Z","signature_b64":"pheI4C8ScGcLa9Ti2jO5X/THaKzZFHp4ELzIv9zTOnFquGaV+hT/L13If/7bqHTKG+wDjD4uHqprz3qNTY2ZBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f952375072d11aeccd75f6db343612557ad4bf0fb74b30f51276d41114a69bac","last_reissued_at":"2026-05-18T00:40:58.507267Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:40:58.507267Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fragmentation and disk formation in high-mass star formation: The ALMA view of G351.77-0.54 at 0.06\" resolution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"A.J. Walsh, C.M. Walmsley, H. Beuther, K.G. Johnston, R. Kuiper, S.N. Longmore, Th. Henning","submitted_at":"2017-03-21T14:24:50Z","abstract_excerpt":"Aims: We resolve the small-scale structure around the high-mass hot core region G351.77-0.54 to investigate its disk and fragmentation properties.\n  Methods: Using ALMA at 690GHz with baselines exceeding 1.5km, we study the dense gas, dust and outflow emission at an unprecedented spatial resolution of 0.06\" (130AU@2.2kpc).\n  Results: Within the inner few 1000AU, G351.77 fragments into at least four cores (brightness temperatures between 58 and 197K). The central structure around the main submm source #1 with a diameter of ~0.5\" does not show additional fragmentation. While the CO(6-5) line win"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.07235","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":"1703.07235","created_at":"2026-05-18T00:40:58.507331+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.07235v1","created_at":"2026-05-18T00:40:58.507331+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.07235","created_at":"2026-05-18T00:40:58.507331+00:00"},{"alias_kind":"pith_short_12","alias_value":"7FJDOUDS2ENO","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_16","alias_value":"7FJDOUDS2ENOZTLV","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_8","alias_value":"7FJDOUDS","created_at":"2026-05-18T12:31:05.417338+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/7FJDOUDS2ENOZTLV63NTINQSKV","json":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV.json","graph_json":"https://pith.science/api/pith-number/7FJDOUDS2ENOZTLV63NTINQSKV/graph.json","events_json":"https://pith.science/api/pith-number/7FJDOUDS2ENOZTLV63NTINQSKV/events.json","paper":"https://pith.science/paper/7FJDOUDS"},"agent_actions":{"view_html":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV","download_json":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV.json","view_paper":"https://pith.science/paper/7FJDOUDS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.07235&json=true","fetch_graph":"https://pith.science/api/pith-number/7FJDOUDS2ENOZTLV63NTINQSKV/graph.json","fetch_events":"https://pith.science/api/pith-number/7FJDOUDS2ENOZTLV63NTINQSKV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV/action/storage_attestation","attest_author":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV/action/author_attestation","sign_citation":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV/action/citation_signature","submit_replication":"https://pith.science/pith/7FJDOUDS2ENOZTLV63NTINQSKV/action/replication_record"}},"created_at":"2026-05-18T00:40:58.507331+00:00","updated_at":"2026-05-18T00:40:58.507331+00:00"}