{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:ADO5I2S5Y2EENDTO74IMPWMCDD","short_pith_number":"pith:ADO5I2S5","schema_version":"1.0","canonical_sha256":"00ddd46a5dc688468e6eff10c7d98218e045bdf8a2ddb1a3eef0b5eb609aecd0","source":{"kind":"arxiv","id":"2101.04033","version":1},"attestation_state":"computed","paper":{"title":"A survey of the linear polarization of directly imaged exoplanets and brown dwarf companions with SPHERE-IRDIS. First polarimetric detections revealing disks around DH Tau B and GSC 6214-210 B","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A.J. Bohn, A. Vigan, A. Zurlo, C. Dominik, C. Ginski, C. Perrot, C.U. Keller, F. M\\'enard, F. Snik, G. Chauvin, J. de Boer, J.H. Girard, J. Milli, M.A. Millar-Blanchaer, M. Benisty, M. Bonnefoy, M. Keppler, M. Langlois, R.G. van Holstein, R. Jensen-Clem, S. Hinkley, S. Marino, T.O.B. Schmidt, T. Stolker, Z. Wahhaj","submitted_at":"2021-01-11T17:10:07Z","abstract_excerpt":"Young giant planets and brown dwarf companions emit near-infrared radiation that can be linearly polarized up to several percent. This polarization can reveal the presence of a circumsubstellar accretion disk, rotation-induced oblateness of the atmosphere, or an inhomogeneous distribution of atmospheric dust clouds. We measured the near-infrared linear polarization of 20 known directly imaged exoplanets and brown dwarf companions with the high-contrast imager SPHERE-IRDIS at the VLT. We reduced the data using the IRDAP pipeline to correct for the instrumental polarization and crosstalk with an"},"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":"2101.04033","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.EP","submitted_at":"2021-01-11T17:10:07Z","cross_cats_sorted":["astro-ph.IM","astro-ph.SR"],"title_canon_sha256":"7a9f24138e5d1babb32f6f523b867303c9e346e7fa051a10803f51ece1aa6410","abstract_canon_sha256":"ebb21da03775284f2228fe89e89d07ed37d2cba94b30a61e48b9371f22feb9fc"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:19:43.550024Z","signature_b64":"3znmKyw3vdSJAesbHR0/0AgLbfkauEgi86TITzCwGqXqM7VqA7pv+Bms8PE7ZevMJMW7e5rcA88l219idY4VAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"00ddd46a5dc688468e6eff10c7d98218e045bdf8a2ddb1a3eef0b5eb609aecd0","last_reissued_at":"2026-07-05T02:19:43.549572Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:19:43.549572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A survey of the linear polarization of directly imaged exoplanets and brown dwarf companions with SPHERE-IRDIS. First polarimetric detections revealing disks around DH Tau B and GSC 6214-210 B","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.IM","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"A.J. Bohn, A. Vigan, A. Zurlo, C. Dominik, C. Ginski, C. Perrot, C.U. Keller, F. M\\'enard, F. Snik, G. Chauvin, J. de Boer, J.H. Girard, J. Milli, M.A. Millar-Blanchaer, M. Benisty, M. Bonnefoy, M. Keppler, M. Langlois, R.G. van Holstein, R. Jensen-Clem, S. Hinkley, S. Marino, T.O.B. Schmidt, T. Stolker, Z. Wahhaj","submitted_at":"2021-01-11T17:10:07Z","abstract_excerpt":"Young giant planets and brown dwarf companions emit near-infrared radiation that can be linearly polarized up to several percent. This polarization can reveal the presence of a circumsubstellar accretion disk, rotation-induced oblateness of the atmosphere, or an inhomogeneous distribution of atmospheric dust clouds. We measured the near-infrared linear polarization of 20 known directly imaged exoplanets and brown dwarf companions with the high-contrast imager SPHERE-IRDIS at the VLT. We reduced the data using the IRDAP pipeline to correct for the instrumental polarization and crosstalk with an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.04033","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/2101.04033/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":"2101.04033","created_at":"2026-07-05T02:19:43.549625+00:00"},{"alias_kind":"arxiv_version","alias_value":"2101.04033v1","created_at":"2026-07-05T02:19:43.549625+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.04033","created_at":"2026-07-05T02:19:43.549625+00:00"},{"alias_kind":"pith_short_12","alias_value":"ADO5I2S5Y2EE","created_at":"2026-07-05T02:19:43.549625+00:00"},{"alias_kind":"pith_short_16","alias_value":"ADO5I2S5Y2EENDTO","created_at":"2026-07-05T02:19:43.549625+00:00"},{"alias_kind":"pith_short_8","alias_value":"ADO5I2S5","created_at":"2026-07-05T02:19:43.549625+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.07571","citing_title":"Ionized gas emission in protoplanetary disks with the SKAO","ref_index":78,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD","json":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD.json","graph_json":"https://pith.science/api/pith-number/ADO5I2S5Y2EENDTO74IMPWMCDD/graph.json","events_json":"https://pith.science/api/pith-number/ADO5I2S5Y2EENDTO74IMPWMCDD/events.json","paper":"https://pith.science/paper/ADO5I2S5"},"agent_actions":{"view_html":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD","download_json":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD.json","view_paper":"https://pith.science/paper/ADO5I2S5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2101.04033&json=true","fetch_graph":"https://pith.science/api/pith-number/ADO5I2S5Y2EENDTO74IMPWMCDD/graph.json","fetch_events":"https://pith.science/api/pith-number/ADO5I2S5Y2EENDTO74IMPWMCDD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD/action/storage_attestation","attest_author":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD/action/author_attestation","sign_citation":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD/action/citation_signature","submit_replication":"https://pith.science/pith/ADO5I2S5Y2EENDTO74IMPWMCDD/action/replication_record"}},"created_at":"2026-07-05T02:19:43.549625+00:00","updated_at":"2026-07-05T02:19:43.549625+00:00"}