{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:37RSVBEMT44II3MHPZD3YUR34U","short_pith_number":"pith:37RSVBEM","schema_version":"1.0","canonical_sha256":"dfe32a848c9f38846d877e47bc523be508791995a3d97f0b3121e68633a95ef0","source":{"kind":"arxiv","id":"1705.10540","version":1},"attestation_state":"computed","paper":{"title":"Is the Eureka cluster a collisional family of Mars Trojan asteroids?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Alberto Cellino, Aldo Dell'Oro, Apostolos A. Christou, Galin Borisov, Stefano Bagnulo","submitted_at":"2017-05-30T10:50:58Z","abstract_excerpt":"We explore the hypothesis that the Eureka family of sub-km asteroids in the L5 region of Mars could have formed in a collision. We estimate the size distribution index from available information on family members; model the orbital dispersion of collisional fragments; and carry out a formal calculation of the collisional lifetime as a function of size. We find that, as initially conjectured by Rivkin et al (2003), the collisional lifetime of objects the size of (5261) Eureka is at least a few Gyr, significantly longer than for similar-sized Main Belt asteroids. In contrast, the observed degree"},"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":"1705.10540","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-05-30T10:50:58Z","cross_cats_sorted":[],"title_canon_sha256":"e34cca7260eed4398604c848e6f4e9782f263f5766f2c5356ea89de1c59eb2c1","abstract_canon_sha256":"3b3d9a7fcae4f0345036716cb957a448070b067915817aa84ae1281b0b010e40"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:41:58.815519Z","signature_b64":"CIteTvNu7yylsUzT2VGRFVhUeO6IGMyacWRJu6HwVSq2STGdhNO7h/m8vUyo1jq62XxtEejkEcOXU9Z8j0uWBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dfe32a848c9f38846d877e47bc523be508791995a3d97f0b3121e68633a95ef0","last_reissued_at":"2026-05-18T00:41:58.814788Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:41:58.814788Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Is the Eureka cluster a collisional family of Mars Trojan asteroids?","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Alberto Cellino, Aldo Dell'Oro, Apostolos A. Christou, Galin Borisov, Stefano Bagnulo","submitted_at":"2017-05-30T10:50:58Z","abstract_excerpt":"We explore the hypothesis that the Eureka family of sub-km asteroids in the L5 region of Mars could have formed in a collision. We estimate the size distribution index from available information on family members; model the orbital dispersion of collisional fragments; and carry out a formal calculation of the collisional lifetime as a function of size. We find that, as initially conjectured by Rivkin et al (2003), the collisional lifetime of objects the size of (5261) Eureka is at least a few Gyr, significantly longer than for similar-sized Main Belt asteroids. In contrast, the observed degree"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.10540","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":"1705.10540","created_at":"2026-05-18T00:41:58.814894+00:00"},{"alias_kind":"arxiv_version","alias_value":"1705.10540v1","created_at":"2026-05-18T00:41:58.814894+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.10540","created_at":"2026-05-18T00:41:58.814894+00:00"},{"alias_kind":"pith_short_12","alias_value":"37RSVBEMT44I","created_at":"2026-05-18T12:30:58.224056+00:00"},{"alias_kind":"pith_short_16","alias_value":"37RSVBEMT44II3MH","created_at":"2026-05-18T12:30:58.224056+00:00"},{"alias_kind":"pith_short_8","alias_value":"37RSVBEM","created_at":"2026-05-18T12:30:58.224056+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/37RSVBEMT44II3MHPZD3YUR34U","json":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U.json","graph_json":"https://pith.science/api/pith-number/37RSVBEMT44II3MHPZD3YUR34U/graph.json","events_json":"https://pith.science/api/pith-number/37RSVBEMT44II3MHPZD3YUR34U/events.json","paper":"https://pith.science/paper/37RSVBEM"},"agent_actions":{"view_html":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U","download_json":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U.json","view_paper":"https://pith.science/paper/37RSVBEM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1705.10540&json=true","fetch_graph":"https://pith.science/api/pith-number/37RSVBEMT44II3MHPZD3YUR34U/graph.json","fetch_events":"https://pith.science/api/pith-number/37RSVBEMT44II3MHPZD3YUR34U/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U/action/timestamp_anchor","attest_storage":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U/action/storage_attestation","attest_author":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U/action/author_attestation","sign_citation":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U/action/citation_signature","submit_replication":"https://pith.science/pith/37RSVBEMT44II3MHPZD3YUR34U/action/replication_record"}},"created_at":"2026-05-18T00:41:58.814894+00:00","updated_at":"2026-05-18T00:41:58.814894+00:00"}