{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2003:YO4OX66HIPL3ZNTHMBJCK645UQ","short_pith_number":"pith:YO4OX66H","schema_version":"1.0","canonical_sha256":"c3b8ebfbc743d7bcb6676052257b9da40c5cfe95323d7a15909dca655669810f","source":{"kind":"arxiv","id":"astro-ph/0305034","version":1},"attestation_state":"computed","paper":{"title":"The Critical Rotation of Strange Stars and Rapidly Rotating Pulsars","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph","authors_text":"Li Jiarong, Yang Shuhua, Zheng Xiaoping","submitted_at":"2003-05-02T08:04:00Z","abstract_excerpt":"We utilize the bulk viscosity of interacting strange quark matter to reevaluate the damping time scale. The presence of medium effect of bulk viscosity leads to a stronger damping of r-modes, which can be over an order of magnitude for realistic parameters. We find that the r-mode instability window is narrowed due to the medium effect, and hence when a pulsar reaches the instability window it will only slow down by gravitational wave emission to a period of 1.78msec instead of 2.5msec given by early estimate. As a theoretical upper rotation limit of pulsars, the period of 1.78msec is very clo"},"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":"astro-ph/0305034","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"2003-05-02T08:04:00Z","cross_cats_sorted":["gr-qc"],"title_canon_sha256":"34038f57e3fd705936f1cb1269f23e22248a3d8d488458e2719982b36ae9df9a","abstract_canon_sha256":"e99acaf5bbd1c4bc02b1f31e8b2fb4a082bc37c31c68486633a677d2b010bc67"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:35:35.848725Z","signature_b64":"mNNAqX/WE4r/YVz+UEkmJjlmdaLURJJp/7MF/mK+61qw+m3F/saSoO30KfSC1Wvks4YzJfianP6Sx48/fAx6CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c3b8ebfbc743d7bcb6676052257b9da40c5cfe95323d7a15909dca655669810f","last_reissued_at":"2026-05-18T04:35:35.848251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:35:35.848251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Critical Rotation of Strange Stars and Rapidly Rotating Pulsars","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"astro-ph","authors_text":"Li Jiarong, Yang Shuhua, Zheng Xiaoping","submitted_at":"2003-05-02T08:04:00Z","abstract_excerpt":"We utilize the bulk viscosity of interacting strange quark matter to reevaluate the damping time scale. The presence of medium effect of bulk viscosity leads to a stronger damping of r-modes, which can be over an order of magnitude for realistic parameters. We find that the r-mode instability window is narrowed due to the medium effect, and hence when a pulsar reaches the instability window it will only slow down by gravitational wave emission to a period of 1.78msec instead of 2.5msec given by early estimate. As a theoretical upper rotation limit of pulsars, the period of 1.78msec is very clo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/0305034","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":"astro-ph/0305034","created_at":"2026-05-18T04:35:35.848328+00:00"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/0305034v1","created_at":"2026-05-18T04:35:35.848328+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/0305034","created_at":"2026-05-18T04:35:35.848328+00:00"},{"alias_kind":"pith_short_12","alias_value":"YO4OX66HIPL3","created_at":"2026-05-18T12:25:52.051335+00:00"},{"alias_kind":"pith_short_16","alias_value":"YO4OX66HIPL3ZNTH","created_at":"2026-05-18T12:25:52.051335+00:00"},{"alias_kind":"pith_short_8","alias_value":"YO4OX66H","created_at":"2026-05-18T12:25:52.051335+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/YO4OX66HIPL3ZNTHMBJCK645UQ","json":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ.json","graph_json":"https://pith.science/api/pith-number/YO4OX66HIPL3ZNTHMBJCK645UQ/graph.json","events_json":"https://pith.science/api/pith-number/YO4OX66HIPL3ZNTHMBJCK645UQ/events.json","paper":"https://pith.science/paper/YO4OX66H"},"agent_actions":{"view_html":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ","download_json":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ.json","view_paper":"https://pith.science/paper/YO4OX66H","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=astro-ph/0305034&json=true","fetch_graph":"https://pith.science/api/pith-number/YO4OX66HIPL3ZNTHMBJCK645UQ/graph.json","fetch_events":"https://pith.science/api/pith-number/YO4OX66HIPL3ZNTHMBJCK645UQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ/action/storage_attestation","attest_author":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ/action/author_attestation","sign_citation":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ/action/citation_signature","submit_replication":"https://pith.science/pith/YO4OX66HIPL3ZNTHMBJCK645UQ/action/replication_record"}},"created_at":"2026-05-18T04:35:35.848328+00:00","updated_at":"2026-05-18T04:35:35.848328+00:00"}