{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1998:MD42S57VXGCWWDC2FEDADWZKDD","short_pith_number":"pith:MD42S57V","canonical_record":{"source":{"id":"astro-ph/9811197","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1998-11-12T13:58:03Z","cross_cats_sorted":[],"title_canon_sha256":"3351250a56fa1360c2e0421bf53705e9d6fe56f5a103462db50d728165d67d28","abstract_canon_sha256":"66c9a5cf5bedca3d4168f4aceaf936fd155147a01d6b68ab028f833c28e94f94"},"schema_version":"1.0"},"canonical_sha256":"60f9a977f5b9856b0c5a290601db2a18e037dcb79852474f8894ed5a74ff09aa","source":{"kind":"arxiv","id":"astro-ph/9811197","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9811197","created_at":"2026-05-18T01:40:13Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9811197v1","created_at":"2026-05-18T01:40:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9811197","created_at":"2026-05-18T01:40:13Z"},{"alias_kind":"pith_short_12","alias_value":"MD42S57VXGCW","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"MD42S57VXGCWWDC2","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"MD42S57V","created_at":"2026-05-18T12:25:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1998:MD42S57VXGCWWDC2FEDADWZKDD","target":"record","payload":{"canonical_record":{"source":{"id":"astro-ph/9811197","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"astro-ph","submitted_at":"1998-11-12T13:58:03Z","cross_cats_sorted":[],"title_canon_sha256":"3351250a56fa1360c2e0421bf53705e9d6fe56f5a103462db50d728165d67d28","abstract_canon_sha256":"66c9a5cf5bedca3d4168f4aceaf936fd155147a01d6b68ab028f833c28e94f94"},"schema_version":"1.0"},"canonical_sha256":"60f9a977f5b9856b0c5a290601db2a18e037dcb79852474f8894ed5a74ff09aa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:40:13.586720Z","signature_b64":"2gjYyqBkBLvaWZQ7+1q2bBfKtRsG4PDPCuoGlH6Fj1tc+iMsvMzHcG2vghomadq2e3A5zLcc4+aefWtDTbD7CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"60f9a977f5b9856b0c5a290601db2a18e037dcb79852474f8894ed5a74ff09aa","last_reissued_at":"2026-05-18T01:40:13.586147Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:40:13.586147Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"astro-ph/9811197","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:40:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7dpl84+Y/TQwLFoh45g/lFAxZZszMLjiIqnkT8oOAs8dBqwLKi5sANTlMe4vGpAqSPBYGfjZVfvLSSnDcIA5Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:52:50.665523Z"},"content_sha256":"45720ddad18b2efe0fe3a5430a3137f16c4e43d7c54c473a3ef3334be6e0628b","schema_version":"1.0","event_id":"sha256:45720ddad18b2efe0fe3a5430a3137f16c4e43d7c54c473a3ef3334be6e0628b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1998:MD42S57VXGCWWDC2FEDADWZKDD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The `bare' strange stars might not be bare","license":"","headline":"","cross_cats":[],"primary_cat":"astro-ph","authors_text":"1, (2) CCAST (World Laboratory), 3), 3) ((1) Department of Geophysics, (3) CAS-PKU Joint Beijing Astrophysics Center, Beijing, G. J. Qiao (2, Peking University, P. R. China, P. R. China), P. R.China, Ren Xin Xu (1","submitted_at":"1998-11-12T13:58:03Z","abstract_excerpt":"It is proposed that the `bare' strange matter stars might not be bare, and radio pulsars might be in fact `bare' strange stars. As strange matter stars being intensely magnetized rotate, the induced unipolar electric fields would be large enough to construct magnetospheres. This situation is very similar to that discussed by many authors for rotating neutron stars. Also, the strange stars with accretion crusts in binaries could act as X-ray pulsars or X-ray bursters. There are some advantages if radio pulsars are `bare' strange stars."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9811197","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:40:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/yQjX6z5i0+kiOmp2oCrfzx9BQGzzP4H0k+NxE/ppaskFZqjG9PaYTo4Yfcj64t1SXEnjPQ4zfuvJLwyW/HwBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:52:50.666186Z"},"content_sha256":"0dc6b60b966b18fd04fe38daa5b2fcc8a4c7b574f835c28ad95c87910767c8ef","schema_version":"1.0","event_id":"sha256:0dc6b60b966b18fd04fe38daa5b2fcc8a4c7b574f835c28ad95c87910767c8ef"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MD42S57VXGCWWDC2FEDADWZKDD/bundle.json","state_url":"https://pith.science/pith/MD42S57VXGCWWDC2FEDADWZKDD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MD42S57VXGCWWDC2FEDADWZKDD/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T05:52:50Z","links":{"resolver":"https://pith.science/pith/MD42S57VXGCWWDC2FEDADWZKDD","bundle":"https://pith.science/pith/MD42S57VXGCWWDC2FEDADWZKDD/bundle.json","state":"https://pith.science/pith/MD42S57VXGCWWDC2FEDADWZKDD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MD42S57VXGCWWDC2FEDADWZKDD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1998:MD42S57VXGCWWDC2FEDADWZKDD","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"66c9a5cf5bedca3d4168f4aceaf936fd155147a01d6b68ab028f833c28e94f94","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1998-11-12T13:58:03Z","title_canon_sha256":"3351250a56fa1360c2e0421bf53705e9d6fe56f5a103462db50d728165d67d28"},"schema_version":"1.0","source":{"id":"astro-ph/9811197","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9811197","created_at":"2026-05-18T01:40:13Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9811197v1","created_at":"2026-05-18T01:40:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9811197","created_at":"2026-05-18T01:40:13Z"},{"alias_kind":"pith_short_12","alias_value":"MD42S57VXGCW","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_16","alias_value":"MD42S57VXGCWWDC2","created_at":"2026-05-18T12:25:49Z"},{"alias_kind":"pith_short_8","alias_value":"MD42S57V","created_at":"2026-05-18T12:25:49Z"}],"graph_snapshots":[{"event_id":"sha256:0dc6b60b966b18fd04fe38daa5b2fcc8a4c7b574f835c28ad95c87910767c8ef","target":"graph","created_at":"2026-05-18T01:40:13Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"It is proposed that the `bare' strange matter stars might not be bare, and radio pulsars might be in fact `bare' strange stars. As strange matter stars being intensely magnetized rotate, the induced unipolar electric fields would be large enough to construct magnetospheres. This situation is very similar to that discussed by many authors for rotating neutron stars. Also, the strange stars with accretion crusts in binaries could act as X-ray pulsars or X-ray bursters. There are some advantages if radio pulsars are `bare' strange stars.","authors_text":"1, (2) CCAST (World Laboratory), 3), 3) ((1) Department of Geophysics, (3) CAS-PKU Joint Beijing Astrophysics Center, Beijing, G. J. Qiao (2, Peking University, P. R. China, P. R. China), P. R.China, Ren Xin Xu (1","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1998-11-12T13:58:03Z","title":"The `bare' strange stars might not be bare"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9811197","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:45720ddad18b2efe0fe3a5430a3137f16c4e43d7c54c473a3ef3334be6e0628b","target":"record","created_at":"2026-05-18T01:40:13Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"66c9a5cf5bedca3d4168f4aceaf936fd155147a01d6b68ab028f833c28e94f94","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1998-11-12T13:58:03Z","title_canon_sha256":"3351250a56fa1360c2e0421bf53705e9d6fe56f5a103462db50d728165d67d28"},"schema_version":"1.0","source":{"id":"astro-ph/9811197","kind":"arxiv","version":1}},"canonical_sha256":"60f9a977f5b9856b0c5a290601db2a18e037dcb79852474f8894ed5a74ff09aa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"60f9a977f5b9856b0c5a290601db2a18e037dcb79852474f8894ed5a74ff09aa","first_computed_at":"2026-05-18T01:40:13.586147Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:40:13.586147Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2gjYyqBkBLvaWZQ7+1q2bBfKtRsG4PDPCuoGlH6Fj1tc+iMsvMzHcG2vghomadq2e3A5zLcc4+aefWtDTbD7CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:40:13.586720Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9811197","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:45720ddad18b2efe0fe3a5430a3137f16c4e43d7c54c473a3ef3334be6e0628b","sha256:0dc6b60b966b18fd04fe38daa5b2fcc8a4c7b574f835c28ad95c87910767c8ef"],"state_sha256":"6993c31be170397f032fcf559cb7e4ef2f5d58ce21f34e046d5216273de84ca8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7FGaNZ42lrX8/7j7UqyCtz9Sr5cgIe+/o4mqNI5EfHsKzIGg5lcOfyA3qCtKA1UrSHPwyzeYtpk+HsnRjESJAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T05:52:50.669407Z","bundle_sha256":"7263d0aea8bc584c7ccbf2a2433d92c544c924f9b3baca734da4fbe3275cf688"}}