{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:Z7XVTXVRKC4SG6QC6CSA5BJ754","short_pith_number":"pith:Z7XVTXVR","schema_version":"1.0","canonical_sha256":"cfef59deb150b9237a02f0a40e853fef38ac9fe86ba39d2c4800bc2a85feb0fb","source":{"kind":"arxiv","id":"1810.08197","version":1},"attestation_state":"computed","paper":{"title":"Science with an ngVLA: The ngVLA Reference Design","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alan Erickson, Anthony Beasley, Barry Clark, Brian Kent, Brian Mason, Bryan Butler, Chris Carilli, Denis Urbain, Eric Murphy, James Jackson, Mark McKinnon, Matthew Morgan, Omar Yeste Ojeda, Rafael Hiriart, Robert Selina, Silver Sturgis, Steven Durand, Viviana Rosero, Wes Grammer, William Shillue","submitted_at":"2018-10-16T14:07:32Z","abstract_excerpt":"The next-generation Very Large Array (ngVLA) is an astronomical observatory planned to operate at centimeter wavelengths (25 to 0.26 centimeters, corresponding to a frequency range extending from 1.2 to 116 GHz). The observatory will be a synthesis radio telescope constituted of approximately 244 reflector antennas each of 18 meters diameter, and 19 reflector antennas each of 6 meters diameter, operating in a phased or interferometric mode. We provide a technical overview of the Reference Design of the ngVLA. This Reference Design forms a baseline for a technical readiness assessment and the c"},"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":"1810.08197","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2018-10-16T14:07:32Z","cross_cats_sorted":[],"title_canon_sha256":"8857c5655c984dab92e3b749d13b4431f9eabdffc31bd9dd3a7abfa141754a7d","abstract_canon_sha256":"a9aa9d76bc632c284a3bf0a80fc34505a6a73553cb84f19c81bcc8e76fb31371"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:50.345840Z","signature_b64":"5cj3IXfUKTJXzuNPesGcwY9cFaZjVzhYZZV0kt3eeYZdzcXwq7JdUclHluxLrlh1y0CzBVC9KJCrIuEgxjIMCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cfef59deb150b9237a02f0a40e853fef38ac9fe86ba39d2c4800bc2a85feb0fb","last_reissued_at":"2026-05-18T00:02:50.345184Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:50.345184Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Science with an ngVLA: The ngVLA Reference Design","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alan Erickson, Anthony Beasley, Barry Clark, Brian Kent, Brian Mason, Bryan Butler, Chris Carilli, Denis Urbain, Eric Murphy, James Jackson, Mark McKinnon, Matthew Morgan, Omar Yeste Ojeda, Rafael Hiriart, Robert Selina, Silver Sturgis, Steven Durand, Viviana Rosero, Wes Grammer, William Shillue","submitted_at":"2018-10-16T14:07:32Z","abstract_excerpt":"The next-generation Very Large Array (ngVLA) is an astronomical observatory planned to operate at centimeter wavelengths (25 to 0.26 centimeters, corresponding to a frequency range extending from 1.2 to 116 GHz). The observatory will be a synthesis radio telescope constituted of approximately 244 reflector antennas each of 18 meters diameter, and 19 reflector antennas each of 6 meters diameter, operating in a phased or interferometric mode. We provide a technical overview of the Reference Design of the ngVLA. This Reference Design forms a baseline for a technical readiness assessment and the c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.08197","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":"1810.08197","created_at":"2026-05-18T00:02:50.345287+00:00"},{"alias_kind":"arxiv_version","alias_value":"1810.08197v1","created_at":"2026-05-18T00:02:50.345287+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.08197","created_at":"2026-05-18T00:02:50.345287+00:00"},{"alias_kind":"pith_short_12","alias_value":"Z7XVTXVRKC4S","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_16","alias_value":"Z7XVTXVRKC4SG6QC","created_at":"2026-05-18T12:33:04.347982+00:00"},{"alias_kind":"pith_short_8","alias_value":"Z7XVTXVR","created_at":"2026-05-18T12:33:04.347982+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.19217","citing_title":"Taking Inventory of the Most Promising Lensed Radio Sources for Constraining Fundamental Properties of Dark Matter","ref_index":92,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754","json":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754.json","graph_json":"https://pith.science/api/pith-number/Z7XVTXVRKC4SG6QC6CSA5BJ754/graph.json","events_json":"https://pith.science/api/pith-number/Z7XVTXVRKC4SG6QC6CSA5BJ754/events.json","paper":"https://pith.science/paper/Z7XVTXVR"},"agent_actions":{"view_html":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754","download_json":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754.json","view_paper":"https://pith.science/paper/Z7XVTXVR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1810.08197&json=true","fetch_graph":"https://pith.science/api/pith-number/Z7XVTXVRKC4SG6QC6CSA5BJ754/graph.json","fetch_events":"https://pith.science/api/pith-number/Z7XVTXVRKC4SG6QC6CSA5BJ754/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754/action/storage_attestation","attest_author":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754/action/author_attestation","sign_citation":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754/action/citation_signature","submit_replication":"https://pith.science/pith/Z7XVTXVRKC4SG6QC6CSA5BJ754/action/replication_record"}},"created_at":"2026-05-18T00:02:50.345287+00:00","updated_at":"2026-05-18T00:02:50.345287+00:00"}