{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:ZRB2YEABOETC7TYKOFWSCW4JC6","short_pith_number":"pith:ZRB2YEAB","schema_version":"1.0","canonical_sha256":"cc43ac100171262fcf0a716d215b89179db9ed3e9c1bfbdcc46de407ba897add","source":{"kind":"arxiv","id":"1906.00065","version":1},"attestation_state":"computed","paper":{"title":"Properties of the Umbral Filament Observed in Active Region NOAA 12529","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"B. Ruiz Cobo, F. Zuccarello, M. Murabito, P. Romano, S. L. Guglielmino","submitted_at":"2019-05-31T20:25:03Z","abstract_excerpt":"Recent observations of the solar photosphere revealed the presence of elongated filamentary bright structures inside sunspot umbrae, called umbral filaments (UFs). These features differ in morphology, magnetic configuration, and evolution from light bridges that are usually observed to intrude in sunspots. To characterize an UF observed in the umbra of the giant leading sunspot of active region NOAA 12529, we analyze high-resolution observations taken in the photosphere with the spectropolarimeter aboard the Hinode satellite and in the upper chromosphere and transition region with the IRIS tel"},"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":"1906.00065","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-05-31T20:25:03Z","cross_cats_sorted":[],"title_canon_sha256":"c809ef00dc09a6da3eaa63ae07ba112e948ac720eb4002514827a7e8e591ae16","abstract_canon_sha256":"3fbba6686ecee07d5eb37519951c699c55e08d6f192a89d7a621688d6100d733"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:50:19.035199Z","signature_b64":"gWsf65iLgGezFyCPuZ+eUk++B4TSS2zncKOSG6glva0LT2aXwykVXAhLlz4+ituT8MhJpeJS6/x/rRQf/dErCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cc43ac100171262fcf0a716d215b89179db9ed3e9c1bfbdcc46de407ba897add","last_reissued_at":"2026-07-04T23:50:19.034731Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:50:19.034731Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Properties of the Umbral Filament Observed in Active Region NOAA 12529","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"B. Ruiz Cobo, F. Zuccarello, M. Murabito, P. Romano, S. L. Guglielmino","submitted_at":"2019-05-31T20:25:03Z","abstract_excerpt":"Recent observations of the solar photosphere revealed the presence of elongated filamentary bright structures inside sunspot umbrae, called umbral filaments (UFs). These features differ in morphology, magnetic configuration, and evolution from light bridges that are usually observed to intrude in sunspots. To characterize an UF observed in the umbra of the giant leading sunspot of active region NOAA 12529, we analyze high-resolution observations taken in the photosphere with the spectropolarimeter aboard the Hinode satellite and in the upper chromosphere and transition region with the IRIS tel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1906.00065","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/1906.00065/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":"1906.00065","created_at":"2026-07-04T23:50:19.034787+00:00"},{"alias_kind":"arxiv_version","alias_value":"1906.00065v1","created_at":"2026-07-04T23:50:19.034787+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1906.00065","created_at":"2026-07-04T23:50:19.034787+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZRB2YEABOETC","created_at":"2026-07-04T23:50:19.034787+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZRB2YEABOETC7TYK","created_at":"2026-07-04T23:50:19.034787+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZRB2YEAB","created_at":"2026-07-04T23:50:19.034787+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/ZRB2YEABOETC7TYKOFWSCW4JC6","json":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6.json","graph_json":"https://pith.science/api/pith-number/ZRB2YEABOETC7TYKOFWSCW4JC6/graph.json","events_json":"https://pith.science/api/pith-number/ZRB2YEABOETC7TYKOFWSCW4JC6/events.json","paper":"https://pith.science/paper/ZRB2YEAB"},"agent_actions":{"view_html":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6","download_json":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6.json","view_paper":"https://pith.science/paper/ZRB2YEAB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1906.00065&json=true","fetch_graph":"https://pith.science/api/pith-number/ZRB2YEABOETC7TYKOFWSCW4JC6/graph.json","fetch_events":"https://pith.science/api/pith-number/ZRB2YEABOETC7TYKOFWSCW4JC6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6/action/storage_attestation","attest_author":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6/action/author_attestation","sign_citation":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6/action/citation_signature","submit_replication":"https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6/action/replication_record"}},"created_at":"2026-07-04T23:50:19.034787+00:00","updated_at":"2026-07-04T23:50:19.034787+00:00"}