{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:XBYKWH3AOCOPR42RRVQUQGEOXG","short_pith_number":"pith:XBYKWH3A","canonical_record":{"source":{"id":"1905.00730","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-05-02T13:35:25Z","cross_cats_sorted":[],"title_canon_sha256":"d268c96951323827992c018e4ced182c587794d7010bee716eae66483da59755","abstract_canon_sha256":"12793eb9e8e4554a9203b020f3b01691691e095b74238b782f3ff5b6b378d379"},"schema_version":"1.0"},"canonical_sha256":"b870ab1f60709cf8f3518d6148188eb99b392d5da58ac52a835edff0b04d51fa","source":{"kind":"arxiv","id":"1905.00730","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.00730","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"arxiv_version","alias_value":"1905.00730v1","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.00730","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"pith_short_12","alias_value":"XBYKWH3AOCOP","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XBYKWH3AOCOPR42R","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XBYKWH3A","created_at":"2026-05-18T12:33:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:XBYKWH3AOCOPR42RRVQUQGEOXG","target":"record","payload":{"canonical_record":{"source":{"id":"1905.00730","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-05-02T13:35:25Z","cross_cats_sorted":[],"title_canon_sha256":"d268c96951323827992c018e4ced182c587794d7010bee716eae66483da59755","abstract_canon_sha256":"12793eb9e8e4554a9203b020f3b01691691e095b74238b782f3ff5b6b378d379"},"schema_version":"1.0"},"canonical_sha256":"b870ab1f60709cf8f3518d6148188eb99b392d5da58ac52a835edff0b04d51fa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:18.770195Z","signature_b64":"vt15pitFg77AZMohO2unq25OUL9bqPLBd5evH/RQTykWGG2XA4J6sLCBiRxg2ZbhHFdfoM66GrYowC82Qi5CDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b870ab1f60709cf8f3518d6148188eb99b392d5da58ac52a835edff0b04d51fa","last_reissued_at":"2026-05-17T23:44:18.769544Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:18.769544Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1905.00730","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":"2026-05-17T23:44:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8x2s/w+N9+oFuWqdpOa1TfAje9Vq4wdRv8gDAxAyS+dwXC+YQuJS4yCw6AcK9l+OIMMA9uCFVP4bWpLgleNEBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:37:34.123798Z"},"content_sha256":"032526fc009f84772d8774644d3d3336337ac9fd45fcd34d3fd9811f84779491","schema_version":"1.0","event_id":"sha256:032526fc009f84772d8774644d3d3336337ac9fd45fcd34d3fd9811f84779491"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:XBYKWH3AOCOPR42RRVQUQGEOXG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Epicyclic oscillations in the Hartle-Thorne external geometry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Gabriela Urbancov\\'a, Gabriel T\\\"or\\\"ok, John C. Miller, Martin Blaschke, Martin Urbanec, Zden\\v{e}k Stuchl\\'ik","submitted_at":"2019-05-02T13:35:25Z","abstract_excerpt":"The external Hartle-Thorne geometry, which describes the space-time outside a slowly-rotating compact star, is characterized by the gravitational mass $M$, angular momentum $J$ and quadrupole moment $Q$ of the star and gives a convenient description which, for the rotation frequencies of more than 95 % of known pulsars, is sufficiently accurate for most purposes. We focus here on the motion of particles in these space-times, presenting a detailed systematic analysis of the frequency properties of radial and vertical epicyclic motion and of orbital motion. Our investigation is motivated by X-ra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.00730","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":"2026-05-17T23:44:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LkhE5vuahiBI3+Y+iAo8+111oUjLd4cWUddFA2nC4bd+ZNZYr9hXw+EX/HTBnoG8/Pj9k/93c70AfMUeBCIOCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T05:37:34.124258Z"},"content_sha256":"b337d1be17a7c30628d7643803e7cdd2b670c78d7a4fd3f4e4a22304475653f1","schema_version":"1.0","event_id":"sha256:b337d1be17a7c30628d7643803e7cdd2b670c78d7a4fd3f4e4a22304475653f1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XBYKWH3AOCOPR42RRVQUQGEOXG/bundle.json","state_url":"https://pith.science/pith/XBYKWH3AOCOPR42RRVQUQGEOXG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XBYKWH3AOCOPR42RRVQUQGEOXG/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":"2026-05-27T05:37:34Z","links":{"resolver":"https://pith.science/pith/XBYKWH3AOCOPR42RRVQUQGEOXG","bundle":"https://pith.science/pith/XBYKWH3AOCOPR42RRVQUQGEOXG/bundle.json","state":"https://pith.science/pith/XBYKWH3AOCOPR42RRVQUQGEOXG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XBYKWH3AOCOPR42RRVQUQGEOXG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:XBYKWH3AOCOPR42RRVQUQGEOXG","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":"12793eb9e8e4554a9203b020f3b01691691e095b74238b782f3ff5b6b378d379","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-05-02T13:35:25Z","title_canon_sha256":"d268c96951323827992c018e4ced182c587794d7010bee716eae66483da59755"},"schema_version":"1.0","source":{"id":"1905.00730","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1905.00730","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"arxiv_version","alias_value":"1905.00730v1","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1905.00730","created_at":"2026-05-17T23:44:18Z"},{"alias_kind":"pith_short_12","alias_value":"XBYKWH3AOCOP","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_16","alias_value":"XBYKWH3AOCOPR42R","created_at":"2026-05-18T12:33:33Z"},{"alias_kind":"pith_short_8","alias_value":"XBYKWH3A","created_at":"2026-05-18T12:33:33Z"}],"graph_snapshots":[{"event_id":"sha256:b337d1be17a7c30628d7643803e7cdd2b670c78d7a4fd3f4e4a22304475653f1","target":"graph","created_at":"2026-05-17T23:44:18Z","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":"The external Hartle-Thorne geometry, which describes the space-time outside a slowly-rotating compact star, is characterized by the gravitational mass $M$, angular momentum $J$ and quadrupole moment $Q$ of the star and gives a convenient description which, for the rotation frequencies of more than 95 % of known pulsars, is sufficiently accurate for most purposes. We focus here on the motion of particles in these space-times, presenting a detailed systematic analysis of the frequency properties of radial and vertical epicyclic motion and of orbital motion. Our investigation is motivated by X-ra","authors_text":"Gabriela Urbancov\\'a, Gabriel T\\\"or\\\"ok, John C. Miller, Martin Blaschke, Martin Urbanec, Zden\\v{e}k Stuchl\\'ik","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-05-02T13:35:25Z","title":"Epicyclic oscillations in the Hartle-Thorne external geometry"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1905.00730","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":"sha256:032526fc009f84772d8774644d3d3336337ac9fd45fcd34d3fd9811f84779491","target":"record","created_at":"2026-05-17T23:44:18Z","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":"12793eb9e8e4554a9203b020f3b01691691e095b74238b782f3ff5b6b378d379","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2019-05-02T13:35:25Z","title_canon_sha256":"d268c96951323827992c018e4ced182c587794d7010bee716eae66483da59755"},"schema_version":"1.0","source":{"id":"1905.00730","kind":"arxiv","version":1}},"canonical_sha256":"b870ab1f60709cf8f3518d6148188eb99b392d5da58ac52a835edff0b04d51fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b870ab1f60709cf8f3518d6148188eb99b392d5da58ac52a835edff0b04d51fa","first_computed_at":"2026-05-17T23:44:18.769544Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:18.769544Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vt15pitFg77AZMohO2unq25OUL9bqPLBd5evH/RQTykWGG2XA4J6sLCBiRxg2ZbhHFdfoM66GrYowC82Qi5CDQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:18.770195Z","signed_message":"canonical_sha256_bytes"},"source_id":"1905.00730","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:032526fc009f84772d8774644d3d3336337ac9fd45fcd34d3fd9811f84779491","sha256:b337d1be17a7c30628d7643803e7cdd2b670c78d7a4fd3f4e4a22304475653f1"],"state_sha256":"89f05a7104c7141b1b6540a53cc2639ff1d446e2f9575792eca99aab6b914aa4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k3ZCXpgMiDhHknzGEr5pzcQLdFb425WhgmM8nZgr43iCVgbyVaBKlN1Ghm3EiSXGiplfOYwugf3q0fUkLzSZBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T05:37:34.127257Z","bundle_sha256":"d9ad02de779db9fe888b8156b992bbbb039abf7af5cc35d753d41e1e58ad242c"}}