{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:OWKU35IIBUYVI7GS6LAQ7VAQ5Q","short_pith_number":"pith:OWKU35II","schema_version":"1.0","canonical_sha256":"75954df5080d31547cd2f2c10fd410ec1dd5df4d5c4e4142239cc14eba865524","source":{"kind":"arxiv","id":"1503.07273","version":1},"attestation_state":"computed","paper":{"title":"Outer Rotation Curve of the Galaxy with VERA II: Annual Parallax and Proper Motion of the Star-Forming Region IRAS21379+5106","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Hiroshi Imai, Hiroyuki Nakanishi, Katsunori Shibata, Mareki Honma, Mitsuhiro Matsuo, Nobuyuki Sakai, Noriyuki Kawaguchi, Ross A. Burns, Takeaki Ozawa, Tomoharu Kurayama","submitted_at":"2015-03-25T03:41:05Z","abstract_excerpt":"We conducted astrometric VLBI observations of water-vapor maser emission in the massive star forming region IRAS 21379+5106 to measure the annual parallax and proper motion, using VERA. The annual parallax was measured to be $0.262 \\pm 0.031$ mas corresponding to a trigonometric distance of $3.82^{+0.51}_{-0.41}$ kpc. The proper motion was $(\\mu_\\alpha\\cos{\\delta}, \\mu_\\delta)=(-2.74 \\pm 0.08, -2.87 \\pm 0.18)$ mas yr$^{-1}$. Using this result, the Galactic rotational velocity was estimated to be $V_\\theta=218\\pm 19$ km s$^{-1}$ at the Galactocentric distance $R=9.22\\pm0.43$ kpc, when we adopte"},"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":"1503.07273","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-03-25T03:41:05Z","cross_cats_sorted":[],"title_canon_sha256":"ac0ca43124a2e268f27ce58d1c853c5a5e57fcaca5469cfc085508b5a5526255","abstract_canon_sha256":"709ae25221bce6c6ff78c285de950a4a05dc5fca6400409d70b792d0802b4a1f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:49.915264Z","signature_b64":"XK+UJqG84dGvwE+nstMFMra3EWQ/kbMSPli+LgVxIeDvHCO6LyLeTA8ddraS1f5yA39+c8twVmI9qSgwOzdECQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"75954df5080d31547cd2f2c10fd410ec1dd5df4d5c4e4142239cc14eba865524","last_reissued_at":"2026-05-18T01:40:49.914622Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:49.914622Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Outer Rotation Curve of the Galaxy with VERA II: Annual Parallax and Proper Motion of the Star-Forming Region IRAS21379+5106","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Hiroshi Imai, Hiroyuki Nakanishi, Katsunori Shibata, Mareki Honma, Mitsuhiro Matsuo, Nobuyuki Sakai, Noriyuki Kawaguchi, Ross A. Burns, Takeaki Ozawa, Tomoharu Kurayama","submitted_at":"2015-03-25T03:41:05Z","abstract_excerpt":"We conducted astrometric VLBI observations of water-vapor maser emission in the massive star forming region IRAS 21379+5106 to measure the annual parallax and proper motion, using VERA. The annual parallax was measured to be $0.262 \\pm 0.031$ mas corresponding to a trigonometric distance of $3.82^{+0.51}_{-0.41}$ kpc. The proper motion was $(\\mu_\\alpha\\cos{\\delta}, \\mu_\\delta)=(-2.74 \\pm 0.08, -2.87 \\pm 0.18)$ mas yr$^{-1}$. Using this result, the Galactic rotational velocity was estimated to be $V_\\theta=218\\pm 19$ km s$^{-1}$ at the Galactocentric distance $R=9.22\\pm0.43$ kpc, when we adopte"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.07273","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":"1503.07273","created_at":"2026-05-18T01:40:49.914722+00:00"},{"alias_kind":"arxiv_version","alias_value":"1503.07273v1","created_at":"2026-05-18T01:40:49.914722+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.07273","created_at":"2026-05-18T01:40:49.914722+00:00"},{"alias_kind":"pith_short_12","alias_value":"OWKU35IIBUYV","created_at":"2026-05-18T12:29:34.919912+00:00"},{"alias_kind":"pith_short_16","alias_value":"OWKU35IIBUYVI7GS","created_at":"2026-05-18T12:29:34.919912+00:00"},{"alias_kind":"pith_short_8","alias_value":"OWKU35II","created_at":"2026-05-18T12:29:34.919912+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/OWKU35IIBUYVI7GS6LAQ7VAQ5Q","json":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q.json","graph_json":"https://pith.science/api/pith-number/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/graph.json","events_json":"https://pith.science/api/pith-number/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/events.json","paper":"https://pith.science/paper/OWKU35II"},"agent_actions":{"view_html":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q","download_json":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q.json","view_paper":"https://pith.science/paper/OWKU35II","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1503.07273&json=true","fetch_graph":"https://pith.science/api/pith-number/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/graph.json","fetch_events":"https://pith.science/api/pith-number/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/action/storage_attestation","attest_author":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/action/author_attestation","sign_citation":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/action/citation_signature","submit_replication":"https://pith.science/pith/OWKU35IIBUYVI7GS6LAQ7VAQ5Q/action/replication_record"}},"created_at":"2026-05-18T01:40:49.914722+00:00","updated_at":"2026-05-18T01:40:49.914722+00:00"}