{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:Q7G6B5ANVHI7ZVG6JZQTSXC4IR","short_pith_number":"pith:Q7G6B5AN","schema_version":"1.0","canonical_sha256":"87cde0f40da9d1fcd4de4e61395c5c4441dd8ac1a712af5b30dd770b6540395a","source":{"kind":"arxiv","id":"1506.03333","version":1},"attestation_state":"computed","paper":{"title":"First Detection of HCO$^+$ Absorption in the Magellanic System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Brian L. Babler, Claire E. Murray, H. S. Liszt, John M. Dickey, J. R. Allison, J. R. Dawson, M. E. Putman, N. M. McClure-Griffiths, P. Richter, Robert R. Lindner, Sne\\v{z}ana Stanimirovi\\'c, Tony Wong","submitted_at":"2015-06-10T14:47:27Z","abstract_excerpt":"We present the first detection of HCO$^+$ absorption in the Magellanic System. Using the Australia Telescope Compact Array (ATCA), we observed 9 extragalactic radio continuum sources behind the Magellanic System and detected HCO$^+$ absorption towards one source located behind the leading edge of the Magellanic Bridge. The detection is located at LSR velocity of $v=214.0 \\pm 0.4\\rm\\,km\\,s^{-1}$, with a full width at half maximum of $\\Delta v=4.5\\pm 1.0\\rm\\,km\\,s^{-1}$ and optical depth of $\\tau(\\rm HCO^+)=0.10\\pm 0.02$. Although there is abundant neutral hydrogen (HI) surrounding the sightline"},"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":"1506.03333","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2015-06-10T14:47:27Z","cross_cats_sorted":[],"title_canon_sha256":"a5e6064ba0711536c68a32113d0e680318ff4564240b663fc0f14b2e5845b2eb","abstract_canon_sha256":"55f45a328534364c5a251c89bf94e2494cedd0100380660728f30acc83b54220"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:47.107779Z","signature_b64":"7ORetwZzZck/wBmjs9dYXSGGe68TiHxYVngCxm/22fJ2AmVit+FfkJazZ2KsAbrjAHGR8QE6oj7OJxDZcjzUAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87cde0f40da9d1fcd4de4e61395c5c4441dd8ac1a712af5b30dd770b6540395a","last_reissued_at":"2026-05-18T01:35:47.107042Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:47.107042Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"First Detection of HCO$^+$ Absorption in the Magellanic System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Brian L. Babler, Claire E. Murray, H. S. Liszt, John M. Dickey, J. R. Allison, J. R. Dawson, M. E. Putman, N. M. McClure-Griffiths, P. Richter, Robert R. Lindner, Sne\\v{z}ana Stanimirovi\\'c, Tony Wong","submitted_at":"2015-06-10T14:47:27Z","abstract_excerpt":"We present the first detection of HCO$^+$ absorption in the Magellanic System. Using the Australia Telescope Compact Array (ATCA), we observed 9 extragalactic radio continuum sources behind the Magellanic System and detected HCO$^+$ absorption towards one source located behind the leading edge of the Magellanic Bridge. The detection is located at LSR velocity of $v=214.0 \\pm 0.4\\rm\\,km\\,s^{-1}$, with a full width at half maximum of $\\Delta v=4.5\\pm 1.0\\rm\\,km\\,s^{-1}$ and optical depth of $\\tau(\\rm HCO^+)=0.10\\pm 0.02$. Although there is abundant neutral hydrogen (HI) surrounding the sightline"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.03333","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":"1506.03333","created_at":"2026-05-18T01:35:47.107153+00:00"},{"alias_kind":"arxiv_version","alias_value":"1506.03333v1","created_at":"2026-05-18T01:35:47.107153+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.03333","created_at":"2026-05-18T01:35:47.107153+00:00"},{"alias_kind":"pith_short_12","alias_value":"Q7G6B5ANVHI7","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_16","alias_value":"Q7G6B5ANVHI7ZVG6","created_at":"2026-05-18T12:29:37.295048+00:00"},{"alias_kind":"pith_short_8","alias_value":"Q7G6B5AN","created_at":"2026-05-18T12:29:37.295048+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/Q7G6B5ANVHI7ZVG6JZQTSXC4IR","json":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR.json","graph_json":"https://pith.science/api/pith-number/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/graph.json","events_json":"https://pith.science/api/pith-number/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/events.json","paper":"https://pith.science/paper/Q7G6B5AN"},"agent_actions":{"view_html":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR","download_json":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR.json","view_paper":"https://pith.science/paper/Q7G6B5AN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1506.03333&json=true","fetch_graph":"https://pith.science/api/pith-number/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/graph.json","fetch_events":"https://pith.science/api/pith-number/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/action/storage_attestation","attest_author":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/action/author_attestation","sign_citation":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/action/citation_signature","submit_replication":"https://pith.science/pith/Q7G6B5ANVHI7ZVG6JZQTSXC4IR/action/replication_record"}},"created_at":"2026-05-18T01:35:47.107153+00:00","updated_at":"2026-05-18T01:35:47.107153+00:00"}