{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:GNMBCFTSBTNC5I5RMN7UHXM65M","short_pith_number":"pith:GNMBCFTS","schema_version":"1.0","canonical_sha256":"33581116720cda2ea3b1637f43dd9eeb0001c7fd1945969301a4642a94bcb8bf","source":{"kind":"arxiv","id":"1703.02957","version":1},"attestation_state":"computed","paper":{"title":"Imaging a Central Ionized Component, a Narrow Ring, and the CO Snowline in the Multi-Gapped Disk of HD 169142","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"Anibal Sierra, Carlos Carrasco-Gonzalez, Enrique Macias, Guillem Anglada, Jose F. Gomez, Jose M. Torrelles, Luis F. Rodriguez, Mayra Osorio","submitted_at":"2017-03-08T18:33:06Z","abstract_excerpt":"We report Very Large Array observations at 7 mm, 9 mm, and 3 cm toward the pre-transitional disk of the Herbig Ae star HD 169142. These observations have allowed us to study the mm emission of this disk with the highest angular resolution so far ($0\\rlap.\"12\\times0\\rlap.\"09$, or 14 au$\\times$11 au, at 7 mm). Our 7 and 9 mm images show a narrow ring of emission at a radius of $\\sim25$ au tracing the outer edge of the inner gap. This ring presents an asymmetric morphology that could be produced by dynamical interactions between the disk and forming planets. Additionally, the azimuthally averaged"},"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":"1703.02957","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-03-08T18:33:06Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"7727b0376c344098af5f2173cc673063611423e8e5e3f5b3c7db1e62a8f98342","abstract_canon_sha256":"05fee343174f7c2114779c9d3f60601876a669af838260218b51e44026124d33"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:47:00.820363Z","signature_b64":"gU4eiq/coo04LIjx05FJRkIG3GHbvCa1MxBYrga8bquufm5sKoW+cqzC3MBxen4LiFdIOgAZarjqor41BisiDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"33581116720cda2ea3b1637f43dd9eeb0001c7fd1945969301a4642a94bcb8bf","last_reissued_at":"2026-05-18T00:47:00.819760Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:47:00.819760Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Imaging a Central Ionized Component, a Narrow Ring, and the CO Snowline in the Multi-Gapped Disk of HD 169142","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.SR","authors_text":"Anibal Sierra, Carlos Carrasco-Gonzalez, Enrique Macias, Guillem Anglada, Jose F. Gomez, Jose M. Torrelles, Luis F. Rodriguez, Mayra Osorio","submitted_at":"2017-03-08T18:33:06Z","abstract_excerpt":"We report Very Large Array observations at 7 mm, 9 mm, and 3 cm toward the pre-transitional disk of the Herbig Ae star HD 169142. These observations have allowed us to study the mm emission of this disk with the highest angular resolution so far ($0\\rlap.\"12\\times0\\rlap.\"09$, or 14 au$\\times$11 au, at 7 mm). Our 7 and 9 mm images show a narrow ring of emission at a radius of $\\sim25$ au tracing the outer edge of the inner gap. This ring presents an asymmetric morphology that could be produced by dynamical interactions between the disk and forming planets. Additionally, the azimuthally averaged"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.02957","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":"1703.02957","created_at":"2026-05-18T00:47:00.819839+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.02957v1","created_at":"2026-05-18T00:47:00.819839+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.02957","created_at":"2026-05-18T00:47:00.819839+00:00"},{"alias_kind":"pith_short_12","alias_value":"GNMBCFTSBTNC","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_16","alias_value":"GNMBCFTSBTNC5I5R","created_at":"2026-05-18T12:31:18.294218+00:00"},{"alias_kind":"pith_short_8","alias_value":"GNMBCFTS","created_at":"2026-05-18T12:31:18.294218+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/GNMBCFTSBTNC5I5RMN7UHXM65M","json":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M.json","graph_json":"https://pith.science/api/pith-number/GNMBCFTSBTNC5I5RMN7UHXM65M/graph.json","events_json":"https://pith.science/api/pith-number/GNMBCFTSBTNC5I5RMN7UHXM65M/events.json","paper":"https://pith.science/paper/GNMBCFTS"},"agent_actions":{"view_html":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M","download_json":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M.json","view_paper":"https://pith.science/paper/GNMBCFTS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.02957&json=true","fetch_graph":"https://pith.science/api/pith-number/GNMBCFTSBTNC5I5RMN7UHXM65M/graph.json","fetch_events":"https://pith.science/api/pith-number/GNMBCFTSBTNC5I5RMN7UHXM65M/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M/action/timestamp_anchor","attest_storage":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M/action/storage_attestation","attest_author":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M/action/author_attestation","sign_citation":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M/action/citation_signature","submit_replication":"https://pith.science/pith/GNMBCFTSBTNC5I5RMN7UHXM65M/action/replication_record"}},"created_at":"2026-05-18T00:47:00.819839+00:00","updated_at":"2026-05-18T00:47:00.819839+00:00"}