{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:AIAKS3WFCMUWEQAC6TUVIAGP66","short_pith_number":"pith:AIAKS3WF","schema_version":"1.0","canonical_sha256":"0200a96ec51329624002f4e95400cff792f0240979f9ba5333cdf341ee33d65a","source":{"kind":"arxiv","id":"1701.00803","version":1},"attestation_state":"computed","paper":{"title":"The Class 0 Protostar BHR71: Herschel Observations and Dust Continuum Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Jes K. J{\\o}rgensen, Joel D. Green, Michael M. Dunham, Neal J. Evans II, Yao-Lun Yang","submitted_at":"2017-01-03T19:55:50Z","abstract_excerpt":"We use Herschel spectrophotometry of BHR71, an embedded Class 0 protostar, to provide new constraints on its physical properties. We detect 645 (non-unique) spectral lines amongst all spatial pixels. At least 61 different spectral lines originate from the central region. A CO rotational diagram analysis shows four excitation temperature components, 43 K, 197 K, 397 K, and 1057 K. Low-J CO lines trace the outflow while the high-J CO lines are centered on the infrared source. The low-excitation emission lines of H2O trace the large-scale outflow, while the high-excitation emission lines trace a "},"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":"1701.00803","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-01-03T19:55:50Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"46371b49cf6149818211b8541b11b45dadad5ee6df86de53b9f86c865cee778f","abstract_canon_sha256":"b39ba6fde529d3eb0222fc756e183c59fb04e54b37eae7cbc6a21e981ee8e9ed"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:51:12.134399Z","signature_b64":"LF3kAm4mccry1qC38zMyZZx5TRhoCst/ABAcTTwvjrYvUQGMPkrPGt7tk0MxOBl3aooj943weo6Q/Ef4m8NVBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0200a96ec51329624002f4e95400cff792f0240979f9ba5333cdf341ee33d65a","last_reissued_at":"2026-05-18T00:51:12.133656Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:51:12.133656Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Class 0 Protostar BHR71: Herschel Observations and Dust Continuum Models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Jes K. J{\\o}rgensen, Joel D. Green, Michael M. Dunham, Neal J. Evans II, Yao-Lun Yang","submitted_at":"2017-01-03T19:55:50Z","abstract_excerpt":"We use Herschel spectrophotometry of BHR71, an embedded Class 0 protostar, to provide new constraints on its physical properties. We detect 645 (non-unique) spectral lines amongst all spatial pixels. At least 61 different spectral lines originate from the central region. A CO rotational diagram analysis shows four excitation temperature components, 43 K, 197 K, 397 K, and 1057 K. Low-J CO lines trace the outflow while the high-J CO lines are centered on the infrared source. The low-excitation emission lines of H2O trace the large-scale outflow, while the high-excitation emission lines trace a "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1701.00803","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":"1701.00803","created_at":"2026-05-18T00:51:12.133777+00:00"},{"alias_kind":"arxiv_version","alias_value":"1701.00803v1","created_at":"2026-05-18T00:51:12.133777+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1701.00803","created_at":"2026-05-18T00:51:12.133777+00:00"},{"alias_kind":"pith_short_12","alias_value":"AIAKS3WFCMUW","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_16","alias_value":"AIAKS3WFCMUWEQAC","created_at":"2026-05-18T12:31:05.417338+00:00"},{"alias_kind":"pith_short_8","alias_value":"AIAKS3WF","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/AIAKS3WFCMUWEQAC6TUVIAGP66","json":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66.json","graph_json":"https://pith.science/api/pith-number/AIAKS3WFCMUWEQAC6TUVIAGP66/graph.json","events_json":"https://pith.science/api/pith-number/AIAKS3WFCMUWEQAC6TUVIAGP66/events.json","paper":"https://pith.science/paper/AIAKS3WF"},"agent_actions":{"view_html":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66","download_json":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66.json","view_paper":"https://pith.science/paper/AIAKS3WF","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1701.00803&json=true","fetch_graph":"https://pith.science/api/pith-number/AIAKS3WFCMUWEQAC6TUVIAGP66/graph.json","fetch_events":"https://pith.science/api/pith-number/AIAKS3WFCMUWEQAC6TUVIAGP66/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66/action/storage_attestation","attest_author":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66/action/author_attestation","sign_citation":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66/action/citation_signature","submit_replication":"https://pith.science/pith/AIAKS3WFCMUWEQAC6TUVIAGP66/action/replication_record"}},"created_at":"2026-05-18T00:51:12.133777+00:00","updated_at":"2026-05-18T00:51:12.133777+00:00"}