{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:NF3XSTGPUZDJYWMY3CSADCIO5W","short_pith_number":"pith:NF3XSTGP","schema_version":"1.0","canonical_sha256":"6977794ccfa6469c5998d8a401890eedb752ca3a553424025b9289f6da66b682","source":{"kind":"arxiv","id":"1509.05944","version":1},"attestation_state":"computed","paper":{"title":"Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition: Implementations for Disambiguating Each Height Independently","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Ashley D. Crouch","submitted_at":"2015-09-19T22:31:24Z","abstract_excerpt":"We continue the investigation of how to use the divergence-free condition to resolve the azimuthal ambiguity present in vector magnetogram data. In previous articles, by Crouch, Barnes, and Leka (Solar Physics, 260, 271, 2009) and Crouch (Solar Physics, 282, 107, 2013), all methods used an expression for the divergence of the magnetic field that involves differentiation of quantities that depend on the choice of azimuthal angle. As a result, all heights used to approximate line-of-sight derivatives should generally be disambiguated simultaneously. In this article, we investigate a set of metho"},"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":"1509.05944","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2015-09-19T22:31:24Z","cross_cats_sorted":[],"title_canon_sha256":"1343e8552ac567048b67331049708761021f03a266183e0755f04377a5ebdbb9","abstract_canon_sha256":"34731766cf492fe76dc2840f2333b109481b916a93d3a83d01de3a35073a2e25"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:32:36.300095Z","signature_b64":"kQ60T1ple+s3cP3Yho0mWUUId4Evz05OuNVkbkSxg3Tw7Cf85q3czOOJHpSeOD74aWHQW3Lnq2ZtPt73P9I1Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6977794ccfa6469c5998d8a401890eedb752ca3a553424025b9289f6da66b682","last_reissued_at":"2026-05-18T01:32:36.299671Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:32:36.299671Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Resolving the Azimuthal Ambiguity in Vector Magnetogram Data with the Divergence-Free Condition: Implementations for Disambiguating Each Height Independently","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"Ashley D. Crouch","submitted_at":"2015-09-19T22:31:24Z","abstract_excerpt":"We continue the investigation of how to use the divergence-free condition to resolve the azimuthal ambiguity present in vector magnetogram data. In previous articles, by Crouch, Barnes, and Leka (Solar Physics, 260, 271, 2009) and Crouch (Solar Physics, 282, 107, 2013), all methods used an expression for the divergence of the magnetic field that involves differentiation of quantities that depend on the choice of azimuthal angle. As a result, all heights used to approximate line-of-sight derivatives should generally be disambiguated simultaneously. In this article, we investigate a set of metho"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.05944","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":"1509.05944","created_at":"2026-05-18T01:32:36.299737+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.05944v1","created_at":"2026-05-18T01:32:36.299737+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.05944","created_at":"2026-05-18T01:32:36.299737+00:00"},{"alias_kind":"pith_short_12","alias_value":"NF3XSTGPUZDJ","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_16","alias_value":"NF3XSTGPUZDJYWMY","created_at":"2026-05-18T12:29:32.376354+00:00"},{"alias_kind":"pith_short_8","alias_value":"NF3XSTGP","created_at":"2026-05-18T12:29:32.376354+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/NF3XSTGPUZDJYWMY3CSADCIO5W","json":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W.json","graph_json":"https://pith.science/api/pith-number/NF3XSTGPUZDJYWMY3CSADCIO5W/graph.json","events_json":"https://pith.science/api/pith-number/NF3XSTGPUZDJYWMY3CSADCIO5W/events.json","paper":"https://pith.science/paper/NF3XSTGP"},"agent_actions":{"view_html":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W","download_json":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W.json","view_paper":"https://pith.science/paper/NF3XSTGP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.05944&json=true","fetch_graph":"https://pith.science/api/pith-number/NF3XSTGPUZDJYWMY3CSADCIO5W/graph.json","fetch_events":"https://pith.science/api/pith-number/NF3XSTGPUZDJYWMY3CSADCIO5W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W/action/storage_attestation","attest_author":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W/action/author_attestation","sign_citation":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W/action/citation_signature","submit_replication":"https://pith.science/pith/NF3XSTGPUZDJYWMY3CSADCIO5W/action/replication_record"}},"created_at":"2026-05-18T01:32:36.299737+00:00","updated_at":"2026-05-18T01:32:36.299737+00:00"}