{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:JSUT7NDJVUDS3C57UQ4IFBEY5W","short_pith_number":"pith:JSUT7NDJ","schema_version":"1.0","canonical_sha256":"4ca93fb469ad072d8bbfa438828498ed983d5da8f85f9b3f96e45aa06ae84b27","source":{"kind":"arxiv","id":"1111.7144","version":1},"attestation_state":"computed","paper":{"title":"Two long HI tails in the outskirts of Abell 1367","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"E. Brinks, H. Bravo-Alfaro, L. Cortese, R. Auld, R. Minchin, T. C. Scott","submitted_at":"2011-11-30T12:44:24Z","abstract_excerpt":"We present VLA D-array HI observations of the RSCG42 and FGC1287 galaxy groups, in the outskirts of the Abell 1367 cluster. These groups are projected ~ 1.8 and 2.7 Mpc west from the cluster centre. The Arecibo Galaxy Environment survey provided evidence for HI extending over as much as 200kpc in both groups. Our new, higher resolution observations reveal that the complex HI features detected by Arecibo are in reality two extraordinary long HI tails extending for ~160 and 250 kpc, respectively, i.e., among the longest HI structures ever observed in groups of galaxies. Although in the case of R"},"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":"1111.7144","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2011-11-30T12:44:24Z","cross_cats_sorted":[],"title_canon_sha256":"d402f2df8f124d4050595c2eb1d0a50904823629db9ca50559b0227518366148","abstract_canon_sha256":"e142e7589745b963219f9dbca1df9f6487c37e30577d04e469025b4bd30a436c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:21.191805Z","signature_b64":"FoJzWjFupbZMxobNTwXeKDZn0pxw2v9nYiMCCeSankWi1StroG5nJme8CWEa3uew+H00FuBh96p/UUcqtFkMDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4ca93fb469ad072d8bbfa438828498ed983d5da8f85f9b3f96e45aa06ae84b27","last_reissued_at":"2026-05-18T01:59:21.191194Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:21.191194Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Two long HI tails in the outskirts of Abell 1367","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"E. Brinks, H. Bravo-Alfaro, L. Cortese, R. Auld, R. Minchin, T. C. Scott","submitted_at":"2011-11-30T12:44:24Z","abstract_excerpt":"We present VLA D-array HI observations of the RSCG42 and FGC1287 galaxy groups, in the outskirts of the Abell 1367 cluster. These groups are projected ~ 1.8 and 2.7 Mpc west from the cluster centre. The Arecibo Galaxy Environment survey provided evidence for HI extending over as much as 200kpc in both groups. Our new, higher resolution observations reveal that the complex HI features detected by Arecibo are in reality two extraordinary long HI tails extending for ~160 and 250 kpc, respectively, i.e., among the longest HI structures ever observed in groups of galaxies. Although in the case of R"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.7144","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":"1111.7144","created_at":"2026-05-18T01:59:21.191274+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.7144v1","created_at":"2026-05-18T01:59:21.191274+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.7144","created_at":"2026-05-18T01:59:21.191274+00:00"},{"alias_kind":"pith_short_12","alias_value":"JSUT7NDJVUDS","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_16","alias_value":"JSUT7NDJVUDS3C57","created_at":"2026-05-18T12:26:32.869790+00:00"},{"alias_kind":"pith_short_8","alias_value":"JSUT7NDJ","created_at":"2026-05-18T12:26:32.869790+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/JSUT7NDJVUDS3C57UQ4IFBEY5W","json":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W.json","graph_json":"https://pith.science/api/pith-number/JSUT7NDJVUDS3C57UQ4IFBEY5W/graph.json","events_json":"https://pith.science/api/pith-number/JSUT7NDJVUDS3C57UQ4IFBEY5W/events.json","paper":"https://pith.science/paper/JSUT7NDJ"},"agent_actions":{"view_html":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W","download_json":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W.json","view_paper":"https://pith.science/paper/JSUT7NDJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.7144&json=true","fetch_graph":"https://pith.science/api/pith-number/JSUT7NDJVUDS3C57UQ4IFBEY5W/graph.json","fetch_events":"https://pith.science/api/pith-number/JSUT7NDJVUDS3C57UQ4IFBEY5W/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W/action/storage_attestation","attest_author":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W/action/author_attestation","sign_citation":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W/action/citation_signature","submit_replication":"https://pith.science/pith/JSUT7NDJVUDS3C57UQ4IFBEY5W/action/replication_record"}},"created_at":"2026-05-18T01:59:21.191274+00:00","updated_at":"2026-05-18T01:59:21.191274+00:00"}