{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:FDRPJS7HPKXQOMOCAWO7Z3YVDR","short_pith_number":"pith:FDRPJS7H","canonical_record":{"source":{"id":"1410.2511","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-09T15:42:00Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"af60660386ea58e43553bcc5e835d2876ef85227a2dc8540c2eca61931e42098","abstract_canon_sha256":"f746ecae2a217e2498358a5e0e25e73efaf7a0840ae4ae5dcb955c7eb8fe9adc"},"schema_version":"1.0"},"canonical_sha256":"28e2f4cbe77aaf0731c2059dfcef151c7f6ecd8d3e8acd088e7ce9859ca547ab","source":{"kind":"arxiv","id":"1410.2511","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.2511","created_at":"2026-05-18T02:30:39Z"},{"alias_kind":"arxiv_version","alias_value":"1410.2511v1","created_at":"2026-05-18T02:30:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.2511","created_at":"2026-05-18T02:30:39Z"},{"alias_kind":"pith_short_12","alias_value":"FDRPJS7HPKXQ","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FDRPJS7HPKXQOMOC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FDRPJS7H","created_at":"2026-05-18T12:28:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:FDRPJS7HPKXQOMOCAWO7Z3YVDR","target":"record","payload":{"canonical_record":{"source":{"id":"1410.2511","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-09T15:42:00Z","cross_cats_sorted":["astro-ph.HE","hep-ph"],"title_canon_sha256":"af60660386ea58e43553bcc5e835d2876ef85227a2dc8540c2eca61931e42098","abstract_canon_sha256":"f746ecae2a217e2498358a5e0e25e73efaf7a0840ae4ae5dcb955c7eb8fe9adc"},"schema_version":"1.0"},"canonical_sha256":"28e2f4cbe77aaf0731c2059dfcef151c7f6ecd8d3e8acd088e7ce9859ca547ab","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:30:39.661695Z","signature_b64":"bIRgUnHL79EdlO1iZSYyWBSNlaMPzNIPBhyTJRQJCl5BdoapYfKy3OvxmaMHa1Bd2gmeqXW7MnTW4pwnhm5QDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28e2f4cbe77aaf0731c2059dfcef151c7f6ecd8d3e8acd088e7ce9859ca547ab","last_reissued_at":"2026-05-18T02:30:39.660584Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:30:39.660584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.2511","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":"2026-05-18T02:30:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j8BA3bSzwTpCzuCald23Sv/Fl14LKNJTqsWEha2go+HchWgZnRhCky8ku56OPx9c1Hd8D6QNec7/FS33UuiDDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T17:23:09.219208Z"},"content_sha256":"0a8fd27b21b8763b85f51cf8f59c4e4fe1460b5e3d5c2f0f85d1c9394e68a12d","schema_version":"1.0","event_id":"sha256:0a8fd27b21b8763b85f51cf8f59c4e4fe1460b5e3d5c2f0f85d1c9394e68a12d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:FDRPJS7HPKXQOMOCAWO7Z3YVDR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Torsional oscillations of neutron stars in scalar-tensor theory of gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.HE","hep-ph"],"primary_cat":"gr-qc","authors_text":"Emanuele Berti, Hajime Sotani, Hector O. Silva, Michael Horbatsch","submitted_at":"2014-10-09T15:42:00Z","abstract_excerpt":"We study torsional oscillations of neutron stars in the scalar-tensor theory of gravity using the relativistic Cowling approximation. We compute unperturbed neutron star models adopting realistic equations of state for the neutron star's core and crust. For scalar-tensor theories that allow for spontaneous scalarization, the crust thickness can be significantly smaller than in general relativity. We derive the perturbation equation describing torsional oscillations in scalar-tensor theory, and we solve the corresponding eigenvalue problem to find the oscillation frequencies. The fundamental mo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.2511","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":"2026-05-18T02:30:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r+iJpH2Kf4tZFdlvBeeHyKZtKdPCoiN6UbgP2/UPn9gQ8ENWgyOEMRWT3XpploVwvRp6ViljzNyEUh9fap/NBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T17:23:09.219875Z"},"content_sha256":"c122333cfeef0bd6f220557c563ea535ee9a61072a8b09139f71ffd0106263f3","schema_version":"1.0","event_id":"sha256:c122333cfeef0bd6f220557c563ea535ee9a61072a8b09139f71ffd0106263f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR/bundle.json","state_url":"https://pith.science/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR/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":"2026-06-06T17:23:09Z","links":{"resolver":"https://pith.science/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR","bundle":"https://pith.science/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR/bundle.json","state":"https://pith.science/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FDRPJS7HPKXQOMOCAWO7Z3YVDR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:FDRPJS7HPKXQOMOCAWO7Z3YVDR","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":"f746ecae2a217e2498358a5e0e25e73efaf7a0840ae4ae5dcb955c7eb8fe9adc","cross_cats_sorted":["astro-ph.HE","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-09T15:42:00Z","title_canon_sha256":"af60660386ea58e43553bcc5e835d2876ef85227a2dc8540c2eca61931e42098"},"schema_version":"1.0","source":{"id":"1410.2511","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.2511","created_at":"2026-05-18T02:30:39Z"},{"alias_kind":"arxiv_version","alias_value":"1410.2511v1","created_at":"2026-05-18T02:30:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.2511","created_at":"2026-05-18T02:30:39Z"},{"alias_kind":"pith_short_12","alias_value":"FDRPJS7HPKXQ","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_16","alias_value":"FDRPJS7HPKXQOMOC","created_at":"2026-05-18T12:28:28Z"},{"alias_kind":"pith_short_8","alias_value":"FDRPJS7H","created_at":"2026-05-18T12:28:28Z"}],"graph_snapshots":[{"event_id":"sha256:c122333cfeef0bd6f220557c563ea535ee9a61072a8b09139f71ffd0106263f3","target":"graph","created_at":"2026-05-18T02:30:39Z","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":"We study torsional oscillations of neutron stars in the scalar-tensor theory of gravity using the relativistic Cowling approximation. We compute unperturbed neutron star models adopting realistic equations of state for the neutron star's core and crust. For scalar-tensor theories that allow for spontaneous scalarization, the crust thickness can be significantly smaller than in general relativity. We derive the perturbation equation describing torsional oscillations in scalar-tensor theory, and we solve the corresponding eigenvalue problem to find the oscillation frequencies. The fundamental mo","authors_text":"Emanuele Berti, Hajime Sotani, Hector O. Silva, Michael Horbatsch","cross_cats":["astro-ph.HE","hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-09T15:42:00Z","title":"Torsional oscillations of neutron stars in scalar-tensor theory of gravity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.2511","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":"sha256:0a8fd27b21b8763b85f51cf8f59c4e4fe1460b5e3d5c2f0f85d1c9394e68a12d","target":"record","created_at":"2026-05-18T02:30:39Z","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":"f746ecae2a217e2498358a5e0e25e73efaf7a0840ae4ae5dcb955c7eb8fe9adc","cross_cats_sorted":["astro-ph.HE","hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2014-10-09T15:42:00Z","title_canon_sha256":"af60660386ea58e43553bcc5e835d2876ef85227a2dc8540c2eca61931e42098"},"schema_version":"1.0","source":{"id":"1410.2511","kind":"arxiv","version":1}},"canonical_sha256":"28e2f4cbe77aaf0731c2059dfcef151c7f6ecd8d3e8acd088e7ce9859ca547ab","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"28e2f4cbe77aaf0731c2059dfcef151c7f6ecd8d3e8acd088e7ce9859ca547ab","first_computed_at":"2026-05-18T02:30:39.660584Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:30:39.660584Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bIRgUnHL79EdlO1iZSYyWBSNlaMPzNIPBhyTJRQJCl5BdoapYfKy3OvxmaMHa1Bd2gmeqXW7MnTW4pwnhm5QDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:30:39.661695Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.2511","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0a8fd27b21b8763b85f51cf8f59c4e4fe1460b5e3d5c2f0f85d1c9394e68a12d","sha256:c122333cfeef0bd6f220557c563ea535ee9a61072a8b09139f71ffd0106263f3"],"state_sha256":"b15eab8bb1edacfbf2564f5182b305523e93505a773f82fd5c7418cf6517a84a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"unpnqfu0S/o2rsFkpm9nbGyI0JEZCgw5D7wtuH8OeO/f4/leWC4fYUh5fdQwudFHUBPcoXWHp1cgifnZWOtCBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T17:23:09.224284Z","bundle_sha256":"c8745b704479a9ca74e8026ae3b2566eb3b1cd0ecf87ade5ba552323cf7cee4b"}}