{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:VPWIK2HSTLLVJZ27SJDGHG2EW2","short_pith_number":"pith:VPWIK2HS","schema_version":"1.0","canonical_sha256":"abec8568f29ad754e75f9246639b44b6a2278be7e4929808da05b5f6dd8a3fea","source":{"kind":"arxiv","id":"2010.12466","version":2},"attestation_state":"computed","paper":{"title":"An observational correlation between magnetic field, angular momentum and fragmentation in the envelopes of Class 0 protostars?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Anaelle Maury, Eric Keto, Josep M. Girart, Mathilde Gaudel, Maud Galametz, Patrick Hennebelle, Qizhou Zhang, Ramprasad Rao, Shih-Ping Lai, Valeska Valdivia, Victoria Cabedo-Soto","submitted_at":"2020-10-23T15:04:27Z","abstract_excerpt":"To assess the potential role of magnetic fields in regulating the envelope rotation and the fragmentation of Class 0 protostars, we carried out observations of the dust polarized emission at 0.87 mm with the SMA, in the envelopes of a large sample of 20 Class 0 protostars. We estimate the mean magnetic field orientation over the central 1000 au envelope scales and compared it to that of the protostellar outflow in order to study the relation between their misalignment and the kinematics of the circumstellar gas. We discover a strong relationship between the misalignment of the magnetic field o"},"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":"2010.12466","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2020-10-23T15:04:27Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"6611c6d5a0bb6770621c02d0fccfa1c5346e9dccea81bd4da02b2e3cd51d38f9","abstract_canon_sha256":"f506abf409ed8cc9709f6450529cb78971651f304511f1045e29a09408af2a0d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:10:07.120330Z","signature_b64":"3YYn4O1VvrPn/GuCcjD/fkgeTozGbk2p4Q1MCd/6f7+NU0DgRnqmV1XBfbYrqEcYPq67NbHkwLSWSBcKV+seBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"abec8568f29ad754e75f9246639b44b6a2278be7e4929808da05b5f6dd8a3fea","last_reissued_at":"2026-07-05T02:10:07.119842Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:10:07.119842Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"An observational correlation between magnetic field, angular momentum and fragmentation in the envelopes of Class 0 protostars?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Anaelle Maury, Eric Keto, Josep M. Girart, Mathilde Gaudel, Maud Galametz, Patrick Hennebelle, Qizhou Zhang, Ramprasad Rao, Shih-Ping Lai, Valeska Valdivia, Victoria Cabedo-Soto","submitted_at":"2020-10-23T15:04:27Z","abstract_excerpt":"To assess the potential role of magnetic fields in regulating the envelope rotation and the fragmentation of Class 0 protostars, we carried out observations of the dust polarized emission at 0.87 mm with the SMA, in the envelopes of a large sample of 20 Class 0 protostars. We estimate the mean magnetic field orientation over the central 1000 au envelope scales and compared it to that of the protostellar outflow in order to study the relation between their misalignment and the kinematics of the circumstellar gas. We discover a strong relationship between the misalignment of the magnetic field o"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2010.12466","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2010.12466/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":"2010.12466","created_at":"2026-07-05T02:10:07.119898+00:00"},{"alias_kind":"arxiv_version","alias_value":"2010.12466v2","created_at":"2026-07-05T02:10:07.119898+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2010.12466","created_at":"2026-07-05T02:10:07.119898+00:00"},{"alias_kind":"pith_short_12","alias_value":"VPWIK2HSTLLV","created_at":"2026-07-05T02:10:07.119898+00:00"},{"alias_kind":"pith_short_16","alias_value":"VPWIK2HSTLLVJZ27","created_at":"2026-07-05T02:10:07.119898+00:00"},{"alias_kind":"pith_short_8","alias_value":"VPWIK2HS","created_at":"2026-07-05T02:10:07.119898+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.04822","citing_title":"ALMA observations of Magnetic Fields in the Massive Star-forming Region IRAS 18360-0537","ref_index":77,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2","json":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2.json","graph_json":"https://pith.science/api/pith-number/VPWIK2HSTLLVJZ27SJDGHG2EW2/graph.json","events_json":"https://pith.science/api/pith-number/VPWIK2HSTLLVJZ27SJDGHG2EW2/events.json","paper":"https://pith.science/paper/VPWIK2HS"},"agent_actions":{"view_html":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2","download_json":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2.json","view_paper":"https://pith.science/paper/VPWIK2HS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2010.12466&json=true","fetch_graph":"https://pith.science/api/pith-number/VPWIK2HSTLLVJZ27SJDGHG2EW2/graph.json","fetch_events":"https://pith.science/api/pith-number/VPWIK2HSTLLVJZ27SJDGHG2EW2/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2/action/timestamp_anchor","attest_storage":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2/action/storage_attestation","attest_author":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2/action/author_attestation","sign_citation":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2/action/citation_signature","submit_replication":"https://pith.science/pith/VPWIK2HSTLLVJZ27SJDGHG2EW2/action/replication_record"}},"created_at":"2026-07-05T02:10:07.119898+00:00","updated_at":"2026-07-05T02:10:07.119898+00:00"}