{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:7SVPH46E4YWPAT6BASZTU3POCP","short_pith_number":"pith:7SVPH46E","schema_version":"1.0","canonical_sha256":"fcaaf3f3c4e62cf04fc104b33a6dee13c14f27bdf31d98efa9d03cbda900ada8","source":{"kind":"arxiv","id":"1312.1595","version":1},"attestation_state":"computed","paper":{"title":"The Green Bank Telescope Maps the Dense, Star-Forming Gas in the Nearby Starburst Galaxy M82","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam K. Leroy (NRAO-CV), Amanda A. Kepley (NRAO-GB), Antonio Usero (Observatorio Astronomico Nacional), David Frayer (NRAO-GB), Fabian Walter (MPIA), Josh Marvil (New Mexico Tech, NRAO-Socorro)","submitted_at":"2013-12-05T16:07:13Z","abstract_excerpt":"Observations of the Milky Way and nearby galaxies show that dense molecular gas correlates with recent star formation, suggesting that the formation of this gas phase may help regulate star formation. A key test of this idea requires wide-area, high-resolution maps of dense molecular gas in galaxies to explore how local physical conditions drive dense gas formation, but these observations have been limited because of the faintness of dense gas tracers like HCN and HCO+. Here we demonstrate the power of the Robert C. Byrd Green Bank Telescope -- the largest single-dish millimeter radio telescop"},"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":"1312.1595","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2013-12-05T16:07:13Z","cross_cats_sorted":[],"title_canon_sha256":"652d20522d3e18a2c52176b7e58e47b0aa6ead817e29e57f1d393058c13a42ac","abstract_canon_sha256":"49bbe55356cf6d1f1d40284ec838fb98394df5314f61dbdfbd1bfb3df18f7a2e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:58.273962Z","signature_b64":"vmRFVq/6YfyOggftGFbC8qKpKRd3uTI1cGTTqJNVRmx9wXYsatl2QK+taX+9BmvKmdZ64eaFpnPmFa470NyqBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fcaaf3f3c4e62cf04fc104b33a6dee13c14f27bdf31d98efa9d03cbda900ada8","last_reissued_at":"2026-05-18T01:45:58.273407Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:58.273407Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Green Bank Telescope Maps the Dense, Star-Forming Gas in the Nearby Starburst Galaxy M82","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam K. Leroy (NRAO-CV), Amanda A. Kepley (NRAO-GB), Antonio Usero (Observatorio Astronomico Nacional), David Frayer (NRAO-GB), Fabian Walter (MPIA), Josh Marvil (New Mexico Tech, NRAO-Socorro)","submitted_at":"2013-12-05T16:07:13Z","abstract_excerpt":"Observations of the Milky Way and nearby galaxies show that dense molecular gas correlates with recent star formation, suggesting that the formation of this gas phase may help regulate star formation. A key test of this idea requires wide-area, high-resolution maps of dense molecular gas in galaxies to explore how local physical conditions drive dense gas formation, but these observations have been limited because of the faintness of dense gas tracers like HCN and HCO+. Here we demonstrate the power of the Robert C. Byrd Green Bank Telescope -- the largest single-dish millimeter radio telescop"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.1595","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":"1312.1595","created_at":"2026-05-18T01:45:58.273490+00:00"},{"alias_kind":"arxiv_version","alias_value":"1312.1595v1","created_at":"2026-05-18T01:45:58.273490+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.1595","created_at":"2026-05-18T01:45:58.273490+00:00"},{"alias_kind":"pith_short_12","alias_value":"7SVPH46E4YWP","created_at":"2026-05-18T12:27:36.564083+00:00"},{"alias_kind":"pith_short_16","alias_value":"7SVPH46E4YWPAT6B","created_at":"2026-05-18T12:27:36.564083+00:00"},{"alias_kind":"pith_short_8","alias_value":"7SVPH46E","created_at":"2026-05-18T12:27:36.564083+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/7SVPH46E4YWPAT6BASZTU3POCP","json":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP.json","graph_json":"https://pith.science/api/pith-number/7SVPH46E4YWPAT6BASZTU3POCP/graph.json","events_json":"https://pith.science/api/pith-number/7SVPH46E4YWPAT6BASZTU3POCP/events.json","paper":"https://pith.science/paper/7SVPH46E"},"agent_actions":{"view_html":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP","download_json":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP.json","view_paper":"https://pith.science/paper/7SVPH46E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1312.1595&json=true","fetch_graph":"https://pith.science/api/pith-number/7SVPH46E4YWPAT6BASZTU3POCP/graph.json","fetch_events":"https://pith.science/api/pith-number/7SVPH46E4YWPAT6BASZTU3POCP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP/action/storage_attestation","attest_author":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP/action/author_attestation","sign_citation":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP/action/citation_signature","submit_replication":"https://pith.science/pith/7SVPH46E4YWPAT6BASZTU3POCP/action/replication_record"}},"created_at":"2026-05-18T01:45:58.273490+00:00","updated_at":"2026-05-18T01:45:58.273490+00:00"}