{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2020:L22G6MHW4VA2UBU5YJLCBECV6P","short_pith_number":"pith:L22G6MHW","schema_version":"1.0","canonical_sha256":"5eb46f30f6e541aa069dc256209055f3f1b662d9c0ff062c97e1c82a4c6e0f62","source":{"kind":"arxiv","id":"2007.15014","version":1},"attestation_state":"computed","paper":{"title":"Solving grain size inconsistency between ALMA polarization and VLA continuum in the Ophiuchus IRS 48 protoplanetary disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Adriana Pohl, Akimasa Kataoka, Charles L. H. Hull, Ewine F. van Dishoeck, Nienke van der Marel, Paola Pinilla, Satoshi Ohashi, Thomas Henning, William R. F. Dent","submitted_at":"2020-07-29T18:00:03Z","abstract_excerpt":"The protoplanetary disk around Ophiuchus IRS 48 shows an azimuthally asymmetric dust distribution in (sub-)millimeter observations, which is interpreted as a vortex, where millimeter/centimeter-sized particles are trapped at the location of the continuum peak. In this paper, we present 860 $\\mu$m ALMA observations of polarized dust emission of this disk. The polarized emission was detected toward a part of the disk. The polarization vectors are parallel to the disk minor axis, and the polarization fraction was derived to be $1-2$\\%. These characteristics are consistent with models of self-scat"},"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":"2007.15014","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2020-07-29T18:00:03Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"b2fc102a3879b7bfe0582519e53aed60a1f964f84b88ecb78625239c179bfa36","abstract_canon_sha256":"8c1e0bf7be1624f0a17d46fb63e3f4a2be17bd1f8c6a9fa05e6fdf828fd7102e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:33:41.881883Z","signature_b64":"s/Z8HejdvpIT1Y1mCFfvLVBuIjV4yfOlbordNt7O1vIqm9u01PMxznu6tC7zK7BmvF47CEL9On4Nnz8gjFzlBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5eb46f30f6e541aa069dc256209055f3f1b662d9c0ff062c97e1c82a4c6e0f62","last_reissued_at":"2026-07-05T01:33:41.881476Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:33:41.881476Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Solving grain size inconsistency between ALMA polarization and VLA continuum in the Ophiuchus IRS 48 protoplanetary disk","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Adriana Pohl, Akimasa Kataoka, Charles L. H. Hull, Ewine F. van Dishoeck, Nienke van der Marel, Paola Pinilla, Satoshi Ohashi, Thomas Henning, William R. F. Dent","submitted_at":"2020-07-29T18:00:03Z","abstract_excerpt":"The protoplanetary disk around Ophiuchus IRS 48 shows an azimuthally asymmetric dust distribution in (sub-)millimeter observations, which is interpreted as a vortex, where millimeter/centimeter-sized particles are trapped at the location of the continuum peak. In this paper, we present 860 $\\mu$m ALMA observations of polarized dust emission of this disk. The polarized emission was detected toward a part of the disk. The polarization vectors are parallel to the disk minor axis, and the polarization fraction was derived to be $1-2$\\%. These characteristics are consistent with models of self-scat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2007.15014","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/2007.15014/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":"2007.15014","created_at":"2026-07-05T01:33:41.881542+00:00"},{"alias_kind":"arxiv_version","alias_value":"2007.15014v1","created_at":"2026-07-05T01:33:41.881542+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2007.15014","created_at":"2026-07-05T01:33:41.881542+00:00"},{"alias_kind":"pith_short_12","alias_value":"L22G6MHW4VA2","created_at":"2026-07-05T01:33:41.881542+00:00"},{"alias_kind":"pith_short_16","alias_value":"L22G6MHW4VA2UBU5","created_at":"2026-07-05T01:33:41.881542+00:00"},{"alias_kind":"pith_short_8","alias_value":"L22G6MHW","created_at":"2026-07-05T01:33:41.881542+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/L22G6MHW4VA2UBU5YJLCBECV6P","json":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P.json","graph_json":"https://pith.science/api/pith-number/L22G6MHW4VA2UBU5YJLCBECV6P/graph.json","events_json":"https://pith.science/api/pith-number/L22G6MHW4VA2UBU5YJLCBECV6P/events.json","paper":"https://pith.science/paper/L22G6MHW"},"agent_actions":{"view_html":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P","download_json":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P.json","view_paper":"https://pith.science/paper/L22G6MHW","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2007.15014&json=true","fetch_graph":"https://pith.science/api/pith-number/L22G6MHW4VA2UBU5YJLCBECV6P/graph.json","fetch_events":"https://pith.science/api/pith-number/L22G6MHW4VA2UBU5YJLCBECV6P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P/action/storage_attestation","attest_author":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P/action/author_attestation","sign_citation":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P/action/citation_signature","submit_replication":"https://pith.science/pith/L22G6MHW4VA2UBU5YJLCBECV6P/action/replication_record"}},"created_at":"2026-07-05T01:33:41.881542+00:00","updated_at":"2026-07-05T01:33:41.881542+00:00"}