{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:2DXYG3IVRUA7V3KSHAXI6I42E7","short_pith_number":"pith:2DXYG3IV","schema_version":"1.0","canonical_sha256":"d0ef836d158d01faed52382e8f239a27dbdbdc8ea866240dc51b6b1e3e31ac57","source":{"kind":"arxiv","id":"1901.06072","version":1},"attestation_state":"computed","paper":{"title":"A Submillimeter Polarization Analysis of Frosty Leo","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"L. Sabin, Q. Zhang, R. V\\'azquez, W. Steffen","submitted_at":"2019-01-18T03:23:21Z","abstract_excerpt":"We present a polarimetric investigation of the protoplanetary nebula Frosty Leo performed with the Submillimeter Array. We were able to detect, in the low continuum level (peak at 14.4 mJy beam$^{-1}$), a marginal polarization at $\\sim2.6\\sigma$. The molecular line investigation based on the CO $J=3\\rightarrow2$ emission shows a peak emission of 68.1 Jy beam$^{-1}$ km s$^{-1}$ and the polarization detection in this CO line is also marginal, with a peak at $\\sim3.8\\sigma$. In both cases, it was therefore not possible to use the electric vector maps (B-field) to accurately trace the magnetic fie"},"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":"1901.06072","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-01-18T03:23:21Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"ab79485084d218c6cfd1199452cc37e3ba45d31a454f45d111c72237a6bbb9b0","abstract_canon_sha256":"23a2ba928f490dc5bc19a6e2f8bf4eebb028fdb53f576e54cd9fa45091a5c55d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:16.805143Z","signature_b64":"S5rpWw0ZpLO1P9t3SDpnB430z2GntvyrJi6dylbk5iBC46J4KPVJQ6j6bD+4q3OSBnDIi8Vvhkv/au/IdD3TCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d0ef836d158d01faed52382e8f239a27dbdbdc8ea866240dc51b6b1e3e31ac57","last_reissued_at":"2026-05-17T23:55:16.804673Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:16.804673Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Submillimeter Polarization Analysis of Frosty Leo","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"L. Sabin, Q. Zhang, R. V\\'azquez, W. Steffen","submitted_at":"2019-01-18T03:23:21Z","abstract_excerpt":"We present a polarimetric investigation of the protoplanetary nebula Frosty Leo performed with the Submillimeter Array. We were able to detect, in the low continuum level (peak at 14.4 mJy beam$^{-1}$), a marginal polarization at $\\sim2.6\\sigma$. The molecular line investigation based on the CO $J=3\\rightarrow2$ emission shows a peak emission of 68.1 Jy beam$^{-1}$ km s$^{-1}$ and the polarization detection in this CO line is also marginal, with a peak at $\\sim3.8\\sigma$. In both cases, it was therefore not possible to use the electric vector maps (B-field) to accurately trace the magnetic fie"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.06072","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":"1901.06072","created_at":"2026-05-17T23:55:16.804734+00:00"},{"alias_kind":"arxiv_version","alias_value":"1901.06072v1","created_at":"2026-05-17T23:55:16.804734+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.06072","created_at":"2026-05-17T23:55:16.804734+00:00"},{"alias_kind":"pith_short_12","alias_value":"2DXYG3IVRUA7","created_at":"2026-05-18T12:33:07.085635+00:00"},{"alias_kind":"pith_short_16","alias_value":"2DXYG3IVRUA7V3KS","created_at":"2026-05-18T12:33:07.085635+00:00"},{"alias_kind":"pith_short_8","alias_value":"2DXYG3IV","created_at":"2026-05-18T12:33:07.085635+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/2DXYG3IVRUA7V3KSHAXI6I42E7","json":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7.json","graph_json":"https://pith.science/api/pith-number/2DXYG3IVRUA7V3KSHAXI6I42E7/graph.json","events_json":"https://pith.science/api/pith-number/2DXYG3IVRUA7V3KSHAXI6I42E7/events.json","paper":"https://pith.science/paper/2DXYG3IV"},"agent_actions":{"view_html":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7","download_json":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7.json","view_paper":"https://pith.science/paper/2DXYG3IV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1901.06072&json=true","fetch_graph":"https://pith.science/api/pith-number/2DXYG3IVRUA7V3KSHAXI6I42E7/graph.json","fetch_events":"https://pith.science/api/pith-number/2DXYG3IVRUA7V3KSHAXI6I42E7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7/action/storage_attestation","attest_author":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7/action/author_attestation","sign_citation":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7/action/citation_signature","submit_replication":"https://pith.science/pith/2DXYG3IVRUA7V3KSHAXI6I42E7/action/replication_record"}},"created_at":"2026-05-17T23:55:16.804734+00:00","updated_at":"2026-05-17T23:55:16.804734+00:00"}