{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:AKPXUYHWNBOMYLSZDZNVXCQU7B","short_pith_number":"pith:AKPXUYHW","canonical_record":{"source":{"id":"1008.0088","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-07-31T12:23:32Z","cross_cats_sorted":[],"title_canon_sha256":"b0a325d2ca0e019c627d25055887a30fe036dc20160730254aad8892e125eb45","abstract_canon_sha256":"763c2c7185e2ab0daf9265e5c802a799327cb33140b4ec93087e4a5ce549f291"},"schema_version":"1.0"},"canonical_sha256":"029f7a60f6685ccc2e591e5b5b8a14f8760efeeb73b56b9185958cefbc019445","source":{"kind":"arxiv","id":"1008.0088","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.0088","created_at":"2026-05-18T04:16:13Z"},{"alias_kind":"arxiv_version","alias_value":"1008.0088v1","created_at":"2026-05-18T04:16:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.0088","created_at":"2026-05-18T04:16:13Z"},{"alias_kind":"pith_short_12","alias_value":"AKPXUYHWNBOM","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"AKPXUYHWNBOMYLSZ","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"AKPXUYHW","created_at":"2026-05-18T12:26:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:AKPXUYHWNBOMYLSZDZNVXCQU7B","target":"record","payload":{"canonical_record":{"source":{"id":"1008.0088","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-07-31T12:23:32Z","cross_cats_sorted":[],"title_canon_sha256":"b0a325d2ca0e019c627d25055887a30fe036dc20160730254aad8892e125eb45","abstract_canon_sha256":"763c2c7185e2ab0daf9265e5c802a799327cb33140b4ec93087e4a5ce549f291"},"schema_version":"1.0"},"canonical_sha256":"029f7a60f6685ccc2e591e5b5b8a14f8760efeeb73b56b9185958cefbc019445","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:16:13.023586Z","signature_b64":"wvcLB4vO7lDc9RIhhFD3QtWQODgJkgyTewNTWLw8O+1+NUQte4yP1Nxo5RrqpojXWgrzXDsy+aXIL554gLpfBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"029f7a60f6685ccc2e591e5b5b8a14f8760efeeb73b56b9185958cefbc019445","last_reissued_at":"2026-05-18T04:16:13.022935Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:16:13.022935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1008.0088","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":"2026-05-18T04:16:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZQyBg9uGLCeGHHx0KLKno9stMNU+DWj7NAy+slBdld8sI+U99VOxqcsAgUC6h0BOXgQUWe7ZB5rsnDAMkkzrCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:35:15.285195Z"},"content_sha256":"33499ccf81e5d92bf371dc00c79957afa47e57793e6a0ef55180a38f31528a55","schema_version":"1.0","event_id":"sha256:33499ccf81e5d92bf371dc00c79957afa47e57793e6a0ef55180a38f31528a55"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:AKPXUYHWNBOMYLSZDZNVXCQU7B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On mass-constraints implied by the relativistic precession model of twin-peak quasi-periodic oscillations in Circinus X-1","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"Eva Sramkova, Gabriel Torok, Martin Urbanec, Pavel Bakala, Zdenek Stuchlik","submitted_at":"2010-07-31T12:23:32Z","abstract_excerpt":"Boutloukos et al. (2006) discovered twin-peak quasi-periodic oscillations (QPOs) in 11 observations of the peculiar Z-source Circinus X-1. Among several other conjunctions the authors briefly discussed the related estimate of the compact object mass following from the geodesic relativistic precession model for kHz QPOs. Neglecting the neutron star rotation they reported the inferred mass M_0 = 2.2 +/- 0.3 M_\\sun. We present a more detailed analysis of the estimate which involves the frame-dragging effects associated with rotating spacetimes. For a free mass we find acceptable fits of the model"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.0088","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":"2026-05-18T04:16:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1tGaB30Mj2wLZjqHc1gmTSRdCTjaS3dh86YxB5glVMpIoq1IiKuNDmEptz7MQnvngvNyAQQrYNDxb10K1TDXDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:35:15.285817Z"},"content_sha256":"4b06a4dbc3eeb11e974c80a60ba08bc67ae1c67948abb0186ef519b2ba0ddb64","schema_version":"1.0","event_id":"sha256:4b06a4dbc3eeb11e974c80a60ba08bc67ae1c67948abb0186ef519b2ba0ddb64"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B/bundle.json","state_url":"https://pith.science/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B/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":"2026-05-27T06:35:15Z","links":{"resolver":"https://pith.science/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B","bundle":"https://pith.science/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B/bundle.json","state":"https://pith.science/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AKPXUYHWNBOMYLSZDZNVXCQU7B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:AKPXUYHWNBOMYLSZDZNVXCQU7B","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":"763c2c7185e2ab0daf9265e5c802a799327cb33140b4ec93087e4a5ce549f291","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-07-31T12:23:32Z","title_canon_sha256":"b0a325d2ca0e019c627d25055887a30fe036dc20160730254aad8892e125eb45"},"schema_version":"1.0","source":{"id":"1008.0088","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1008.0088","created_at":"2026-05-18T04:16:13Z"},{"alias_kind":"arxiv_version","alias_value":"1008.0088v1","created_at":"2026-05-18T04:16:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1008.0088","created_at":"2026-05-18T04:16:13Z"},{"alias_kind":"pith_short_12","alias_value":"AKPXUYHWNBOM","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_16","alias_value":"AKPXUYHWNBOMYLSZ","created_at":"2026-05-18T12:26:05Z"},{"alias_kind":"pith_short_8","alias_value":"AKPXUYHW","created_at":"2026-05-18T12:26:05Z"}],"graph_snapshots":[{"event_id":"sha256:4b06a4dbc3eeb11e974c80a60ba08bc67ae1c67948abb0186ef519b2ba0ddb64","target":"graph","created_at":"2026-05-18T04:16:13Z","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":"Boutloukos et al. (2006) discovered twin-peak quasi-periodic oscillations (QPOs) in 11 observations of the peculiar Z-source Circinus X-1. Among several other conjunctions the authors briefly discussed the related estimate of the compact object mass following from the geodesic relativistic precession model for kHz QPOs. Neglecting the neutron star rotation they reported the inferred mass M_0 = 2.2 +/- 0.3 M_\\sun. We present a more detailed analysis of the estimate which involves the frame-dragging effects associated with rotating spacetimes. For a free mass we find acceptable fits of the model","authors_text":"Eva Sramkova, Gabriel Torok, Martin Urbanec, Pavel Bakala, Zdenek Stuchlik","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-07-31T12:23:32Z","title":"On mass-constraints implied by the relativistic precession model of twin-peak quasi-periodic oscillations in Circinus X-1"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1008.0088","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":"sha256:33499ccf81e5d92bf371dc00c79957afa47e57793e6a0ef55180a38f31528a55","target":"record","created_at":"2026-05-18T04:16:13Z","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":"763c2c7185e2ab0daf9265e5c802a799327cb33140b4ec93087e4a5ce549f291","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-07-31T12:23:32Z","title_canon_sha256":"b0a325d2ca0e019c627d25055887a30fe036dc20160730254aad8892e125eb45"},"schema_version":"1.0","source":{"id":"1008.0088","kind":"arxiv","version":1}},"canonical_sha256":"029f7a60f6685ccc2e591e5b5b8a14f8760efeeb73b56b9185958cefbc019445","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"029f7a60f6685ccc2e591e5b5b8a14f8760efeeb73b56b9185958cefbc019445","first_computed_at":"2026-05-18T04:16:13.022935Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:16:13.022935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wvcLB4vO7lDc9RIhhFD3QtWQODgJkgyTewNTWLw8O+1+NUQte4yP1Nxo5RrqpojXWgrzXDsy+aXIL554gLpfBg==","signature_status":"signed_v1","signed_at":"2026-05-18T04:16:13.023586Z","signed_message":"canonical_sha256_bytes"},"source_id":"1008.0088","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:33499ccf81e5d92bf371dc00c79957afa47e57793e6a0ef55180a38f31528a55","sha256:4b06a4dbc3eeb11e974c80a60ba08bc67ae1c67948abb0186ef519b2ba0ddb64"],"state_sha256":"a230184376a3e8ae9ab3887a2db3fef48d572be538da6341027ec7495a93a6cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BUseBPe6dwEuESkpjGwCgcYgDIJbz+tOilrqZKBmPubq6uRZS3BzDtDTTOyrki4PP5ren6IeVXs0A9WgRqALCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T06:35:15.289798Z","bundle_sha256":"049758302fefac6707a4eca4a979580d118c42f31ed114a1f40a8103541f855e"}}