{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:66QYHR2EZXUEKI2FGCLJ22CXA3","short_pith_number":"pith:66QYHR2E","schema_version":"1.0","canonical_sha256":"f7a183c744cde845234530969d685706c7b5650a736213eb8ed9308d4a6b8456","source":{"kind":"arxiv","id":"1801.01264","version":1},"attestation_state":"computed","paper":{"title":"ALMA observation of the disruption of molecular gas in M87","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Simionescu, G. Tremblay, J. B. R. Oonk, N. Werner, R. E. A. Canning, S. W. Allen","submitted_at":"2018-01-04T07:37:47Z","abstract_excerpt":"We present the results from ALMA observations centred $40^{\\prime\\prime}$ (3 kpc in projection) southeast of the nucleus of M87. We report the detection of extended CO (2-1) line emission with a total flux of $(5.5 \\pm 0.6) \\times 10^{-18}$ erg s$^{-1}$ cm$^{-2}$ and corresponding molecular gas mass $M_{H_2}=(4.7 \\pm 0.4) \\times 10^5 M_\\odot$, assuming a Galactic CO to H$_2$ conversion factor. ALMA data indicate a line-of-sight velocity of $-129\\pm3$ km s$^{-1}$, in good agreement with measurements based on the [CII] and H$\\alpha$+[NII] lines, and a velocity dispersion of $\\sigma=27\\pm3$ km s$"},"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":"1801.01264","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-01-04T07:37:47Z","cross_cats_sorted":[],"title_canon_sha256":"c0270612d8389b7dfd30eb24efda41cd1d5a2021fec4c803a7730daea7a4f668","abstract_canon_sha256":"39b175816a46d51431a03adf32e5fc39b62e20d04032db321151a9da348ce38a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:25:15.429619Z","signature_b64":"3mvTSomto3rGOtt+Uc/U8EmURX4LEXO6oh4DYMEnDJSkuXzYtzT0irSBfr+ZqFMI7zunqfjYJXff8yzPbicxDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f7a183c744cde845234530969d685706c7b5650a736213eb8ed9308d4a6b8456","last_reissued_at":"2026-05-18T00:25:15.428875Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:25:15.428875Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"ALMA observation of the disruption of molecular gas in M87","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Simionescu, G. Tremblay, J. B. R. Oonk, N. Werner, R. E. A. Canning, S. W. Allen","submitted_at":"2018-01-04T07:37:47Z","abstract_excerpt":"We present the results from ALMA observations centred $40^{\\prime\\prime}$ (3 kpc in projection) southeast of the nucleus of M87. We report the detection of extended CO (2-1) line emission with a total flux of $(5.5 \\pm 0.6) \\times 10^{-18}$ erg s$^{-1}$ cm$^{-2}$ and corresponding molecular gas mass $M_{H_2}=(4.7 \\pm 0.4) \\times 10^5 M_\\odot$, assuming a Galactic CO to H$_2$ conversion factor. ALMA data indicate a line-of-sight velocity of $-129\\pm3$ km s$^{-1}$, in good agreement with measurements based on the [CII] and H$\\alpha$+[NII] lines, and a velocity dispersion of $\\sigma=27\\pm3$ km s$"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.01264","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":"1801.01264","created_at":"2026-05-18T00:25:15.429008+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.01264v1","created_at":"2026-05-18T00:25:15.429008+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.01264","created_at":"2026-05-18T00:25:15.429008+00:00"},{"alias_kind":"pith_short_12","alias_value":"66QYHR2EZXUE","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"66QYHR2EZXUEKI2F","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"66QYHR2E","created_at":"2026-05-18T12:32:08.215937+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/66QYHR2EZXUEKI2FGCLJ22CXA3","json":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3.json","graph_json":"https://pith.science/api/pith-number/66QYHR2EZXUEKI2FGCLJ22CXA3/graph.json","events_json":"https://pith.science/api/pith-number/66QYHR2EZXUEKI2FGCLJ22CXA3/events.json","paper":"https://pith.science/paper/66QYHR2E"},"agent_actions":{"view_html":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3","download_json":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3.json","view_paper":"https://pith.science/paper/66QYHR2E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.01264&json=true","fetch_graph":"https://pith.science/api/pith-number/66QYHR2EZXUEKI2FGCLJ22CXA3/graph.json","fetch_events":"https://pith.science/api/pith-number/66QYHR2EZXUEKI2FGCLJ22CXA3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3/action/storage_attestation","attest_author":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3/action/author_attestation","sign_citation":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3/action/citation_signature","submit_replication":"https://pith.science/pith/66QYHR2EZXUEKI2FGCLJ22CXA3/action/replication_record"}},"created_at":"2026-05-18T00:25:15.429008+00:00","updated_at":"2026-05-18T00:25:15.429008+00:00"}