{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:LNCWFJ7ODU2HEPZM7BDQXVWIQW","short_pith_number":"pith:LNCWFJ7O","schema_version":"1.0","canonical_sha256":"5b4562a7ee1d34723f2cf8470bd6c88597a00aa3c891a966e77fd6ea361a70a0","source":{"kind":"arxiv","id":"1603.05688","version":2},"attestation_state":"computed","paper":{"title":"Resolving the fragmentation of high line-mass filaments with ALMA: the integral shaped filament in Orion A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Amelia M. Stutz, Henrik Beuther, Jorge Abreu-Vicente, Jouni Kainulainen, Katharine G. Johnston, Thomas Henning, Thomas Stanke, Tom Megeath","submitted_at":"2016-03-17T21:02:15Z","abstract_excerpt":"We study the fragmentation of the nearest high line-mass filament, the integral shaped filament (ISF, line-mass $\\sim$ 400 M$_\\odot$ pc$^{-1}$) in the Orion A molecular cloud. We have observed a 1.6 pc long section of the ISF with the Atacama Large Millimetre/submillimeter Array (ALMA) at 3 mm continuum emission, at a resolution of $\\sim$3\" (1 200 AU). We identify from the region 43 dense cores with masses about a solar mass. 60% of the ALMA cores are protostellar and 40\\% are starless. The nearest neighbour separations of the cores do not show a preferred fragmentation scale; the frequency of"},"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":"1603.05688","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-03-17T21:02:15Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"0602b88eb3f84b10f203a49f60b57132d5d0db9c100a4e24c410b6babc2bd56f","abstract_canon_sha256":"91824f80937894e173e3c6f1e7bb737b57fb38096001d691409cd5c11d6468b7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:46:09.150152Z","signature_b64":"31kpXY+jAvDXY95X7O0MyeAiGtqVUWaQqsZ+drUs9cDPbrtM5N46Bh9afZRFjIZ9NdBZ4KFEt2ld7H4fIxzMDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b4562a7ee1d34723f2cf8470bd6c88597a00aa3c891a966e77fd6ea361a70a0","last_reissued_at":"2026-05-18T00:46:09.149722Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:46:09.149722Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Resolving the fragmentation of high line-mass filaments with ALMA: the integral shaped filament in Orion A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Amelia M. Stutz, Henrik Beuther, Jorge Abreu-Vicente, Jouni Kainulainen, Katharine G. Johnston, Thomas Henning, Thomas Stanke, Tom Megeath","submitted_at":"2016-03-17T21:02:15Z","abstract_excerpt":"We study the fragmentation of the nearest high line-mass filament, the integral shaped filament (ISF, line-mass $\\sim$ 400 M$_\\odot$ pc$^{-1}$) in the Orion A molecular cloud. We have observed a 1.6 pc long section of the ISF with the Atacama Large Millimetre/submillimeter Array (ALMA) at 3 mm continuum emission, at a resolution of $\\sim$3\" (1 200 AU). We identify from the region 43 dense cores with masses about a solar mass. 60% of the ALMA cores are protostellar and 40\\% are starless. The nearest neighbour separations of the cores do not show a preferred fragmentation scale; the frequency of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.05688","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":"1603.05688","created_at":"2026-05-18T00:46:09.149791+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.05688v2","created_at":"2026-05-18T00:46:09.149791+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.05688","created_at":"2026-05-18T00:46:09.149791+00:00"},{"alias_kind":"pith_short_12","alias_value":"LNCWFJ7ODU2H","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_16","alias_value":"LNCWFJ7ODU2HEPZM","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_8","alias_value":"LNCWFJ7O","created_at":"2026-05-18T12:30:29.479603+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/LNCWFJ7ODU2HEPZM7BDQXVWIQW","json":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW.json","graph_json":"https://pith.science/api/pith-number/LNCWFJ7ODU2HEPZM7BDQXVWIQW/graph.json","events_json":"https://pith.science/api/pith-number/LNCWFJ7ODU2HEPZM7BDQXVWIQW/events.json","paper":"https://pith.science/paper/LNCWFJ7O"},"agent_actions":{"view_html":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW","download_json":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW.json","view_paper":"https://pith.science/paper/LNCWFJ7O","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.05688&json=true","fetch_graph":"https://pith.science/api/pith-number/LNCWFJ7ODU2HEPZM7BDQXVWIQW/graph.json","fetch_events":"https://pith.science/api/pith-number/LNCWFJ7ODU2HEPZM7BDQXVWIQW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW/action/storage_attestation","attest_author":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW/action/author_attestation","sign_citation":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW/action/citation_signature","submit_replication":"https://pith.science/pith/LNCWFJ7ODU2HEPZM7BDQXVWIQW/action/replication_record"}},"created_at":"2026-05-18T00:46:09.149791+00:00","updated_at":"2026-05-18T00:46:09.149791+00:00"}