{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:7CWC6NM5FV2I73OJPYFLOILHUI","short_pith_number":"pith:7CWC6NM5","schema_version":"1.0","canonical_sha256":"f8ac2f359d2d748fedc97e0ab72167a23f3f21a069b367cc2a08e62e819856ca","source":{"kind":"arxiv","id":"1207.2762","version":1},"attestation_state":"computed","paper":{"title":"Threshing in Action - The tidal disruption of a dwarf galaxy by the Hydra I Cluster","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andreas Burkert, Andreas Koch, Andrew J. Benson, Christine S. Black, Michael Hilker, Michelle L. M. Collins, R. Michael Rich","submitted_at":"2012-07-11T20:00:00Z","abstract_excerpt":"We report on the discovery of strong tidal features around a dwarf spheroidal galaxy in the Hydra I galaxy cluster, indicating its ongoing tidal disruption. This very low surface brightness object, HCC-087, was originally classified as an early-type dwarf in the Hydra Cluster Catalogue (HCC), but our re-analysis of the ESO-VLT/FORS images of the HCC unearthed a clear indication of an S-shaped morphology and a large spatial extent. Its shape, luminosity (M_V=-11.6 mag), and physical size (at a half-light radius of 3.1 kpc and a full length of ~5.9 kpc) are comparable to the recently discovered "},"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":"1207.2762","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-07-11T20:00:00Z","cross_cats_sorted":[],"title_canon_sha256":"ecd47ca92b9c0980210ab2be5fcbbc7811837de0c6dac7e98ed8366eb0f62741","abstract_canon_sha256":"481d77c67243b85fbe71f23281d4f2c306076fe05e0ac700ec49b480be7111e5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:56:25.008769Z","signature_b64":"v3GIIEZry52lZsRr7mr4x4DoL9/o2kDSlF+sks0hIGY0GQsbR4+8pIK2UQCdWKNuG5u7xGqMJjs06wkO7PhTBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f8ac2f359d2d748fedc97e0ab72167a23f3f21a069b367cc2a08e62e819856ca","last_reissued_at":"2026-05-18T01:56:25.008091Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:56:25.008091Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Threshing in Action - The tidal disruption of a dwarf galaxy by the Hydra I Cluster","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Andreas Burkert, Andreas Koch, Andrew J. Benson, Christine S. Black, Michael Hilker, Michelle L. M. Collins, R. Michael Rich","submitted_at":"2012-07-11T20:00:00Z","abstract_excerpt":"We report on the discovery of strong tidal features around a dwarf spheroidal galaxy in the Hydra I galaxy cluster, indicating its ongoing tidal disruption. This very low surface brightness object, HCC-087, was originally classified as an early-type dwarf in the Hydra Cluster Catalogue (HCC), but our re-analysis of the ESO-VLT/FORS images of the HCC unearthed a clear indication of an S-shaped morphology and a large spatial extent. Its shape, luminosity (M_V=-11.6 mag), and physical size (at a half-light radius of 3.1 kpc and a full length of ~5.9 kpc) are comparable to the recently discovered "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1207.2762","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":"1207.2762","created_at":"2026-05-18T01:56:25.008194+00:00"},{"alias_kind":"arxiv_version","alias_value":"1207.2762v1","created_at":"2026-05-18T01:56:25.008194+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1207.2762","created_at":"2026-05-18T01:56:25.008194+00:00"},{"alias_kind":"pith_short_12","alias_value":"7CWC6NM5FV2I","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_16","alias_value":"7CWC6NM5FV2I73OJ","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_8","alias_value":"7CWC6NM5","created_at":"2026-05-18T12:26:56.085431+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.21598","citing_title":"Advancing the detection of low surface brightness galaxies. I. ATTILA: multi-tAsking deTecTIon tool for Lsb gAlaxies","ref_index":117,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI","json":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI.json","graph_json":"https://pith.science/api/pith-number/7CWC6NM5FV2I73OJPYFLOILHUI/graph.json","events_json":"https://pith.science/api/pith-number/7CWC6NM5FV2I73OJPYFLOILHUI/events.json","paper":"https://pith.science/paper/7CWC6NM5"},"agent_actions":{"view_html":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI","download_json":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI.json","view_paper":"https://pith.science/paper/7CWC6NM5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1207.2762&json=true","fetch_graph":"https://pith.science/api/pith-number/7CWC6NM5FV2I73OJPYFLOILHUI/graph.json","fetch_events":"https://pith.science/api/pith-number/7CWC6NM5FV2I73OJPYFLOILHUI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI/action/storage_attestation","attest_author":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI/action/author_attestation","sign_citation":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI/action/citation_signature","submit_replication":"https://pith.science/pith/7CWC6NM5FV2I73OJPYFLOILHUI/action/replication_record"}},"created_at":"2026-05-18T01:56:25.008194+00:00","updated_at":"2026-05-18T01:56:25.008194+00:00"}