{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:V7G7G7YTLBVU7VLA5K4UPUKW4Z","short_pith_number":"pith:V7G7G7YT","schema_version":"1.0","canonical_sha256":"afcdf37f13586b4fd560eab947d156e67615d351f66bfc7ece7ab6f4c1df055f","source":{"kind":"arxiv","id":"1904.01041","version":1},"attestation_state":"computed","paper":{"title":"A metal-poor ultra compact dwarf galaxy at a kiloparsec distance from the low-mass elliptical galaxy FCC47","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Enrico M. Corsini, Glenn van de Ven, Iskren Georgiev, Katja Fahrion, Marc Sarzi, Mariya Lyubenova, Mayte Alfaro-Cuello, Michael Hilker, Richard M. McDermid, Tim de Zeeuw","submitted_at":"2019-04-01T18:08:52Z","abstract_excerpt":"Photometric surveys of galaxy clusters have revealed a large number of ultra compact dwarfs (UCDs) around predominantly massive elliptical galaxies. Their origin is still debated as some UCDs are considered to be the remnant nuclei of stripped dwarf galaxies while others seem to mark the high-mass end of the star cluster population. We aim to characterise the properties of a UCD found at very close projected distance (1.1 kpc) from the centre of the low-mass (M~10^10 M_sun) early-type galaxy FCC47. This is a serendipitous discovery from MUSE adaptive optics science verification data. We explor"},"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":"1904.01041","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-04-01T18:08:52Z","cross_cats_sorted":[],"title_canon_sha256":"c701052ebc905536e206ceec7448134d6149874c435ab9ca1efb494b646a3f3d","abstract_canon_sha256":"165df7700e3ed63ecaf35405d8b363cf026b867bc006f2e5f2c1c235303f38cd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:46:47.001016Z","signature_b64":"su7ogSZVvAMBUaXVKICHpMmdjzClNyNY0VED5xECL8rbrmbJAycA51kgJl2DgrKinpN1SOk/bJIX7PEHnK/RCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"afcdf37f13586b4fd560eab947d156e67615d351f66bfc7ece7ab6f4c1df055f","last_reissued_at":"2026-05-17T23:46:47.000244Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:46:47.000244Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A metal-poor ultra compact dwarf galaxy at a kiloparsec distance from the low-mass elliptical galaxy FCC47","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Enrico M. Corsini, Glenn van de Ven, Iskren Georgiev, Katja Fahrion, Marc Sarzi, Mariya Lyubenova, Mayte Alfaro-Cuello, Michael Hilker, Richard M. McDermid, Tim de Zeeuw","submitted_at":"2019-04-01T18:08:52Z","abstract_excerpt":"Photometric surveys of galaxy clusters have revealed a large number of ultra compact dwarfs (UCDs) around predominantly massive elliptical galaxies. Their origin is still debated as some UCDs are considered to be the remnant nuclei of stripped dwarf galaxies while others seem to mark the high-mass end of the star cluster population. We aim to characterise the properties of a UCD found at very close projected distance (1.1 kpc) from the centre of the low-mass (M~10^10 M_sun) early-type galaxy FCC47. This is a serendipitous discovery from MUSE adaptive optics science verification data. We explor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1904.01041","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":"1904.01041","created_at":"2026-05-17T23:46:47.000369+00:00"},{"alias_kind":"arxiv_version","alias_value":"1904.01041v1","created_at":"2026-05-17T23:46:47.000369+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1904.01041","created_at":"2026-05-17T23:46:47.000369+00:00"},{"alias_kind":"pith_short_12","alias_value":"V7G7G7YTLBVU","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"V7G7G7YTLBVU7VLA","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"V7G7G7YT","created_at":"2026-05-18T12:33:30.264802+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/V7G7G7YTLBVU7VLA5K4UPUKW4Z","json":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z.json","graph_json":"https://pith.science/api/pith-number/V7G7G7YTLBVU7VLA5K4UPUKW4Z/graph.json","events_json":"https://pith.science/api/pith-number/V7G7G7YTLBVU7VLA5K4UPUKW4Z/events.json","paper":"https://pith.science/paper/V7G7G7YT"},"agent_actions":{"view_html":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z","download_json":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z.json","view_paper":"https://pith.science/paper/V7G7G7YT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1904.01041&json=true","fetch_graph":"https://pith.science/api/pith-number/V7G7G7YTLBVU7VLA5K4UPUKW4Z/graph.json","fetch_events":"https://pith.science/api/pith-number/V7G7G7YTLBVU7VLA5K4UPUKW4Z/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z/action/timestamp_anchor","attest_storage":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z/action/storage_attestation","attest_author":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z/action/author_attestation","sign_citation":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z/action/citation_signature","submit_replication":"https://pith.science/pith/V7G7G7YTLBVU7VLA5K4UPUKW4Z/action/replication_record"}},"created_at":"2026-05-17T23:46:47.000369+00:00","updated_at":"2026-05-17T23:46:47.000369+00:00"}