{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:MAAHCFBBZITYOQWFGASESFJW4V","short_pith_number":"pith:MAAHCFBB","schema_version":"1.0","canonical_sha256":"6000711421ca278742c53024491536e5706cb3c219a574ecbb62b8cdee2802ce","source":{"kind":"arxiv","id":"1909.00046","version":1},"attestation_state":"computed","paper":{"title":"Characterizing magnetic field morphologies in three Serpens protostellar cores with ALMA","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Ana\\\"elle J. Maury, Charles L. H. Hull, Fabien Louvet, Josep M. Girart, Lars E. Kristensen, {\\L}ukasz Tychoniec, Paulo C. Cortes, Ramprasad Rao, Valentin J. M. Le Gouellec, Zhi-Yun Li","submitted_at":"2019-08-30T19:34:46Z","abstract_excerpt":"With the aim of characterizing the dynamical processes involved in the formation of young protostars, we present high angular resolution ALMA dust polarization observations of the Class 0 protostellar cores Serpens SMM1, Emb 8(N), and Emb 8. With spatial resolutions ranging from 150 to 40 au at 870 {\\mu}m, we find unexpectedly high values of the polarization fraction along the outflow cavity walls in Serpens Emb8(N). We use 3 mm and 1 mm molecular tracers to investigate outflow and dense gas properties and their correlation with the polarization. These observations allow us to investigate the "},"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":"1909.00046","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-08-30T19:34:46Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"447eefb4aaf5d3021ee4ca5d78568c38b8f4a7a6ee08b5033b8810cd6821f9af","abstract_canon_sha256":"907deb393853d34c98afe6b9e1d48d96d4ecee87c29eafa762b3690e32d7f036"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:31:56.594771Z","signature_b64":"LWaVW/ado5ypG1KtQHT7Fp9qbxkd+ONDE2+Y1DXrzKHJkS47NI7nUna5QuNAoIz0UMJTanvZLtvVpErnZzQwAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6000711421ca278742c53024491536e5706cb3c219a574ecbb62b8cdee2802ce","last_reissued_at":"2026-07-05T00:31:56.594264Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:31:56.594264Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Characterizing magnetic field morphologies in three Serpens protostellar cores with ALMA","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"Ana\\\"elle J. Maury, Charles L. H. Hull, Fabien Louvet, Josep M. Girart, Lars E. Kristensen, {\\L}ukasz Tychoniec, Paulo C. Cortes, Ramprasad Rao, Valentin J. M. Le Gouellec, Zhi-Yun Li","submitted_at":"2019-08-30T19:34:46Z","abstract_excerpt":"With the aim of characterizing the dynamical processes involved in the formation of young protostars, we present high angular resolution ALMA dust polarization observations of the Class 0 protostellar cores Serpens SMM1, Emb 8(N), and Emb 8. With spatial resolutions ranging from 150 to 40 au at 870 {\\mu}m, we find unexpectedly high values of the polarization fraction along the outflow cavity walls in Serpens Emb8(N). We use 3 mm and 1 mm molecular tracers to investigate outflow and dense gas properties and their correlation with the polarization. These observations allow us to investigate the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.00046","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/1909.00046/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":"1909.00046","created_at":"2026-07-05T00:31:56.594326+00:00"},{"alias_kind":"arxiv_version","alias_value":"1909.00046v1","created_at":"2026-07-05T00:31:56.594326+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.00046","created_at":"2026-07-05T00:31:56.594326+00:00"},{"alias_kind":"pith_short_12","alias_value":"MAAHCFBBZITY","created_at":"2026-07-05T00:31:56.594326+00:00"},{"alias_kind":"pith_short_16","alias_value":"MAAHCFBBZITYOQWF","created_at":"2026-07-05T00:31:56.594326+00:00"},{"alias_kind":"pith_short_8","alias_value":"MAAHCFBB","created_at":"2026-07-05T00:31:56.594326+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":175,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V","json":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V.json","graph_json":"https://pith.science/api/pith-number/MAAHCFBBZITYOQWFGASESFJW4V/graph.json","events_json":"https://pith.science/api/pith-number/MAAHCFBBZITYOQWFGASESFJW4V/events.json","paper":"https://pith.science/paper/MAAHCFBB"},"agent_actions":{"view_html":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V","download_json":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V.json","view_paper":"https://pith.science/paper/MAAHCFBB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1909.00046&json=true","fetch_graph":"https://pith.science/api/pith-number/MAAHCFBBZITYOQWFGASESFJW4V/graph.json","fetch_events":"https://pith.science/api/pith-number/MAAHCFBBZITYOQWFGASESFJW4V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V/action/storage_attestation","attest_author":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V/action/author_attestation","sign_citation":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V/action/citation_signature","submit_replication":"https://pith.science/pith/MAAHCFBBZITYOQWFGASESFJW4V/action/replication_record"}},"created_at":"2026-07-05T00:31:56.594326+00:00","updated_at":"2026-07-05T00:31:56.594326+00:00"}