{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:L2U4G7XSEV6BHHKC6252YPZM6D","short_pith_number":"pith:L2U4G7XS","schema_version":"1.0","canonical_sha256":"5ea9c37ef2257c139d42f6bbac3f2cf0c81fb2ad4719cab4e39eab41611248c4","source":{"kind":"arxiv","id":"0912.3171","version":1},"attestation_state":"computed","paper":{"title":"Characterisation of candidate members of (136108) Haumea's family","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.EP","authors_text":"2), (2) MPI for Solar System Research, 3), (3) Obs. Paris-Meudon, (4) ESO, Benoit Carry (1, Chile, Christophe Dumas (1), Colin Snodgrass (1, France, Germany, Germany), Olivier Hainaut (4) ((1) ESO","submitted_at":"2009-12-16T15:53:32Z","abstract_excerpt":"Ragozzine & Brown [2007] presented a list of candidate members of the first collisional family to be found among the trans-Neptunian Objects (TNOs), the one associated with (136108) Haumea (2003 EL61). We aim to identify which of the candidate members of the Haumea collisional family are true members, by searching for water ice on their surfaces. We also attempt to test the theory that the family members are made of almost pure water ice by using optical light-curves to constrain their densities. We use optical and near-infrared photometry to identify water ice, in particular using the (J - H_"},"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":"0912.3171","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2009-12-16T15:53:32Z","cross_cats_sorted":["astro-ph.IM"],"title_canon_sha256":"2aa5f70c65932c38c7e3d13afd11bce10231c2c22d8520e8a62b42bcef9cc3f8","abstract_canon_sha256":"e19026475498ed4d97a70b4ed7ebea874f38c4405b679dbf01f0340c34db3401"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:10:16.536548Z","signature_b64":"3pDNDurXUojOhWAsNZGTt8ncY3MR9J/l9o1j5Ed1rKJ4LjYnilP6XIzKrbzXT3biRxQdFJffWOuELUsIiv2qAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5ea9c37ef2257c139d42f6bbac3f2cf0c81fb2ad4719cab4e39eab41611248c4","last_reissued_at":"2026-05-18T02:10:16.535951Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:10:16.535951Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Characterisation of candidate members of (136108) Haumea's family","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.IM"],"primary_cat":"astro-ph.EP","authors_text":"2), (2) MPI for Solar System Research, 3), (3) Obs. Paris-Meudon, (4) ESO, Benoit Carry (1, Chile, Christophe Dumas (1), Colin Snodgrass (1, France, Germany, Germany), Olivier Hainaut (4) ((1) ESO","submitted_at":"2009-12-16T15:53:32Z","abstract_excerpt":"Ragozzine & Brown [2007] presented a list of candidate members of the first collisional family to be found among the trans-Neptunian Objects (TNOs), the one associated with (136108) Haumea (2003 EL61). We aim to identify which of the candidate members of the Haumea collisional family are true members, by searching for water ice on their surfaces. We also attempt to test the theory that the family members are made of almost pure water ice by using optical light-curves to constrain their densities. We use optical and near-infrared photometry to identify water ice, in particular using the (J - H_"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.3171","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":"0912.3171","created_at":"2026-05-18T02:10:16.536034+00:00"},{"alias_kind":"arxiv_version","alias_value":"0912.3171v1","created_at":"2026-05-18T02:10:16.536034+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.3171","created_at":"2026-05-18T02:10:16.536034+00:00"},{"alias_kind":"pith_short_12","alias_value":"L2U4G7XSEV6B","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_16","alias_value":"L2U4G7XSEV6BHHKC","created_at":"2026-05-18T12:26:00.592388+00:00"},{"alias_kind":"pith_short_8","alias_value":"L2U4G7XS","created_at":"2026-05-18T12:26:00.592388+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/L2U4G7XSEV6BHHKC6252YPZM6D","json":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D.json","graph_json":"https://pith.science/api/pith-number/L2U4G7XSEV6BHHKC6252YPZM6D/graph.json","events_json":"https://pith.science/api/pith-number/L2U4G7XSEV6BHHKC6252YPZM6D/events.json","paper":"https://pith.science/paper/L2U4G7XS"},"agent_actions":{"view_html":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D","download_json":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D.json","view_paper":"https://pith.science/paper/L2U4G7XS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0912.3171&json=true","fetch_graph":"https://pith.science/api/pith-number/L2U4G7XSEV6BHHKC6252YPZM6D/graph.json","fetch_events":"https://pith.science/api/pith-number/L2U4G7XSEV6BHHKC6252YPZM6D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D/action/storage_attestation","attest_author":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D/action/author_attestation","sign_citation":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D/action/citation_signature","submit_replication":"https://pith.science/pith/L2U4G7XSEV6BHHKC6252YPZM6D/action/replication_record"}},"created_at":"2026-05-18T02:10:16.536034+00:00","updated_at":"2026-05-18T02:10:16.536034+00:00"}