{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:NZ5YXC5B7JHY66BAOH5EMAYAKS","short_pith_number":"pith:NZ5YXC5B","schema_version":"1.0","canonical_sha256":"6e7b8b8ba1fa4f8f782071fa46030054a330660aaa36a7a9a72889f31be06222","source":{"kind":"arxiv","id":"1205.5722","version":2},"attestation_state":"computed","paper":{"title":"A search for pre-substellar cores and proto-brown dwarf candidates in Taurus: multiwavelength analysis in the B213-L1495 clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Bayo, Aina Palau, \\'A. Ribas, C. Eiroa, D. Asmus, D. Barrado, D. Stamatellos, H. Bouy, I. de Gregorio-Monsalvo, M. Morales-Calder\\'on, N. Hu\\'elamo, \\`O. Morata","submitted_at":"2012-05-25T15:19:36Z","abstract_excerpt":"In an attempt to study whether the formation of brown dwarfs (BDs) takes place as a scaled-down version of low-mass stars, we conducted IRAM30m/MAMBO-II observations at 1.2 mm in a sample of 12 proto-BD candidates selected from Spitzer/IRAC data in the B213-L1495 clouds in Taurus. Subsequent observations with the CSO at 350 micron, VLA at 3.6 and 6 cm, and IRAM30m/EMIR in the 12CO(1-0), 13CO(1-0), and N2H+(1-0) transitions were carried out toward the two most promising Spitzer/IRAC source(s), J042118 and J041757. J042118 is associated with a compact (<10 arcsec or <1400 AU) and faint source at"},"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":"1205.5722","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-05-25T15:19:36Z","cross_cats_sorted":[],"title_canon_sha256":"0bc87fde6e566ab55d97375fdcd7fee6baa7a7ae746e33d48ab128033d050760","abstract_canon_sha256":"62bcaee6224f8af140c6ec938d693fc91567cdf26d57f9f0d8096a634e8cec97"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:17.213718Z","signature_b64":"2owjdh6F+I+qGv6aUQ9bmVbm1vCA6s93JEWWe58bzJjVPtxNtwiNRY7gSPbdq/BBgojnctNQmftMIDtH8T4pAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e7b8b8ba1fa4f8f782071fa46030054a330660aaa36a7a9a72889f31be06222","last_reissued_at":"2026-05-18T01:57:17.213303Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:17.213303Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A search for pre-substellar cores and proto-brown dwarf candidates in Taurus: multiwavelength analysis in the B213-L1495 clouds","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Bayo, Aina Palau, \\'A. Ribas, C. Eiroa, D. Asmus, D. Barrado, D. Stamatellos, H. Bouy, I. de Gregorio-Monsalvo, M. Morales-Calder\\'on, N. Hu\\'elamo, \\`O. Morata","submitted_at":"2012-05-25T15:19:36Z","abstract_excerpt":"In an attempt to study whether the formation of brown dwarfs (BDs) takes place as a scaled-down version of low-mass stars, we conducted IRAM30m/MAMBO-II observations at 1.2 mm in a sample of 12 proto-BD candidates selected from Spitzer/IRAC data in the B213-L1495 clouds in Taurus. Subsequent observations with the CSO at 350 micron, VLA at 3.6 and 6 cm, and IRAM30m/EMIR in the 12CO(1-0), 13CO(1-0), and N2H+(1-0) transitions were carried out toward the two most promising Spitzer/IRAC source(s), J042118 and J041757. J042118 is associated with a compact (<10 arcsec or <1400 AU) and faint source at"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.5722","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":"1205.5722","created_at":"2026-05-18T01:57:17.213371+00:00"},{"alias_kind":"arxiv_version","alias_value":"1205.5722v2","created_at":"2026-05-18T01:57:17.213371+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.5722","created_at":"2026-05-18T01:57:17.213371+00:00"},{"alias_kind":"pith_short_12","alias_value":"NZ5YXC5B7JHY","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_16","alias_value":"NZ5YXC5B7JHY66BA","created_at":"2026-05-18T12:27:16.716162+00:00"},{"alias_kind":"pith_short_8","alias_value":"NZ5YXC5B","created_at":"2026-05-18T12:27:16.716162+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/NZ5YXC5B7JHY66BAOH5EMAYAKS","json":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS.json","graph_json":"https://pith.science/api/pith-number/NZ5YXC5B7JHY66BAOH5EMAYAKS/graph.json","events_json":"https://pith.science/api/pith-number/NZ5YXC5B7JHY66BAOH5EMAYAKS/events.json","paper":"https://pith.science/paper/NZ5YXC5B"},"agent_actions":{"view_html":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS","download_json":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS.json","view_paper":"https://pith.science/paper/NZ5YXC5B","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1205.5722&json=true","fetch_graph":"https://pith.science/api/pith-number/NZ5YXC5B7JHY66BAOH5EMAYAKS/graph.json","fetch_events":"https://pith.science/api/pith-number/NZ5YXC5B7JHY66BAOH5EMAYAKS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS/action/storage_attestation","attest_author":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS/action/author_attestation","sign_citation":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS/action/citation_signature","submit_replication":"https://pith.science/pith/NZ5YXC5B7JHY66BAOH5EMAYAKS/action/replication_record"}},"created_at":"2026-05-18T01:57:17.213371+00:00","updated_at":"2026-05-18T01:57:17.213371+00:00"}