{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:PKGCV3IPS3FV7FEQRGGL6SAUJF","short_pith_number":"pith:PKGCV3IP","schema_version":"1.0","canonical_sha256":"7a8c2aed0f96cb5f9490898cbf4814494dba6e9acd2a6f544c09b55e9efe049a","source":{"kind":"arxiv","id":"2111.00958","version":1},"attestation_state":"computed","paper":{"title":"Evolution of equal mass binary bare quark stars in full general relativity: could a supramassive merger remnant experience prompt collapse?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Antonios Tsokaros, Enping Zhou, Kenta Kiuchi, Koji Uryu, Masaru Shibata","submitted_at":"2021-11-01T14:04:10Z","abstract_excerpt":"We have evolved mergers of equal-mass binary quark stars, the total mass of which is close to the mass shedding limit of uniformly rotating configurations, in fully general relativistic hydrodynamic simulations, aimed at investigating the post-merger outcomes. In particular, we have identified the threshold mass for prompt black hole formation after the merger, by tracing the minimum lapse function as well as the amount of ejected material during the merger simulation. A semi-analytical investigation based on the angular momentum contained in the merger remnant is also performed to verify the "},"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":"2111.00958","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.HE","submitted_at":"2021-11-01T14:04:10Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"a3cfd59b8f010473c603a9351a7d304782709a6ad396729791588f43b3a73845","abstract_canon_sha256":"5df0a99ad04b42434959aa67f6a88653a3463e8cde1ed3168d791157e06031b7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:22:41.975475Z","signature_b64":"u6IEB0ZguYloDysy5RwoyiZBcJtiTr4vs3iuIAD+rRmEBTZmeFuPlMFkoh2oZT3tEI/p+6d4T97YLWL2wZ5lDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a8c2aed0f96cb5f9490898cbf4814494dba6e9acd2a6f544c09b55e9efe049a","last_reissued_at":"2026-07-05T05:22:41.974922Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:22:41.974922Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Evolution of equal mass binary bare quark stars in full general relativity: could a supramassive merger remnant experience prompt collapse?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph.HE","authors_text":"Antonios Tsokaros, Enping Zhou, Kenta Kiuchi, Koji Uryu, Masaru Shibata","submitted_at":"2021-11-01T14:04:10Z","abstract_excerpt":"We have evolved mergers of equal-mass binary quark stars, the total mass of which is close to the mass shedding limit of uniformly rotating configurations, in fully general relativistic hydrodynamic simulations, aimed at investigating the post-merger outcomes. In particular, we have identified the threshold mass for prompt black hole formation after the merger, by tracing the minimum lapse function as well as the amount of ejected material during the merger simulation. A semi-analytical investigation based on the angular momentum contained in the merger remnant is also performed to verify the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.00958","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2111.00958/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2111.00958","created_at":"2026-07-05T05:22:41.974979+00:00"},{"alias_kind":"arxiv_version","alias_value":"2111.00958v1","created_at":"2026-07-05T05:22:41.974979+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.00958","created_at":"2026-07-05T05:22:41.974979+00:00"},{"alias_kind":"pith_short_12","alias_value":"PKGCV3IPS3FV","created_at":"2026-07-05T05:22:41.974979+00:00"},{"alias_kind":"pith_short_16","alias_value":"PKGCV3IPS3FV7FEQ","created_at":"2026-07-05T05:22:41.974979+00:00"},{"alias_kind":"pith_short_8","alias_value":"PKGCV3IP","created_at":"2026-07-05T05:22:41.974979+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.07668","citing_title":"Subsolar-mass binary mergers of strange stars and neutron stars: gravitational waves and ejecta","ref_index":63,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF","json":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF.json","graph_json":"https://pith.science/api/pith-number/PKGCV3IPS3FV7FEQRGGL6SAUJF/graph.json","events_json":"https://pith.science/api/pith-number/PKGCV3IPS3FV7FEQRGGL6SAUJF/events.json","paper":"https://pith.science/paper/PKGCV3IP"},"agent_actions":{"view_html":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF","download_json":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF.json","view_paper":"https://pith.science/paper/PKGCV3IP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2111.00958&json=true","fetch_graph":"https://pith.science/api/pith-number/PKGCV3IPS3FV7FEQRGGL6SAUJF/graph.json","fetch_events":"https://pith.science/api/pith-number/PKGCV3IPS3FV7FEQRGGL6SAUJF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF/action/storage_attestation","attest_author":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF/action/author_attestation","sign_citation":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF/action/citation_signature","submit_replication":"https://pith.science/pith/PKGCV3IPS3FV7FEQRGGL6SAUJF/action/replication_record"}},"created_at":"2026-07-05T05:22:41.974979+00:00","updated_at":"2026-07-05T05:22:41.974979+00:00"}