{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:YIGIKIQJ7IK2Y3DC5AHDDHAIJD","short_pith_number":"pith:YIGIKIQJ","canonical_record":{"source":{"id":"1203.3582","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-15T22:34:30Z","cross_cats_sorted":[],"title_canon_sha256":"64c29e4f9e09a6a8da96eb808d6381b8eddbd9ec44edf3fa59e870e9c9f46dac","abstract_canon_sha256":"0e1a9469add4967bb54fe2850788848b9e93a4d3f306e8ed0c39567a21a97f37"},"schema_version":"1.0"},"canonical_sha256":"c20c852209fa15ac6c62e80e319c0848ff7add9218ccb13c141830876e3c8726","source":{"kind":"arxiv","id":"1203.3582","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.3582","created_at":"2026-05-18T01:58:08Z"},{"alias_kind":"arxiv_version","alias_value":"1203.3582v1","created_at":"2026-05-18T01:58:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.3582","created_at":"2026-05-18T01:58:08Z"},{"alias_kind":"pith_short_12","alias_value":"YIGIKIQJ7IK2","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"YIGIKIQJ7IK2Y3DC","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"YIGIKIQJ","created_at":"2026-05-18T12:27:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:YIGIKIQJ7IK2Y3DC5AHDDHAIJD","target":"record","payload":{"canonical_record":{"source":{"id":"1203.3582","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-15T22:34:30Z","cross_cats_sorted":[],"title_canon_sha256":"64c29e4f9e09a6a8da96eb808d6381b8eddbd9ec44edf3fa59e870e9c9f46dac","abstract_canon_sha256":"0e1a9469add4967bb54fe2850788848b9e93a4d3f306e8ed0c39567a21a97f37"},"schema_version":"1.0"},"canonical_sha256":"c20c852209fa15ac6c62e80e319c0848ff7add9218ccb13c141830876e3c8726","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:58:08.194938Z","signature_b64":"G9LC9QY6CEMnA8Fg3L4mnUWpZCv/+TcbaGCQ6njwzSEHVPdIsyid8SEi4fuaZkosTWkOtqQ+WpGkPkw+ZS/BBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c20c852209fa15ac6c62e80e319c0848ff7add9218ccb13c141830876e3c8726","last_reissued_at":"2026-05-18T01:58:08.194449Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:58:08.194449Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1203.3582","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":"2026-05-18T01:58:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y65mlm/ZHaxTw4DDDley3OZpxKNjIpTIek8tvzlB2TKoU54ryj6TCFp9ZdcR9NF2Ty8z95wWEgQA4TothwO7CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:36:29.046074Z"},"content_sha256":"ea450d68e6c9366334c6942d3baac2695e28e41f5db3e7e7ed99add0ff9227b4","schema_version":"1.0","event_id":"sha256:ea450d68e6c9366334c6942d3baac2695e28e41f5db3e7e7ed99add0ff9227b4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:YIGIKIQJ7IK2Y3DC5AHDDHAIJD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On the harmonics of the low-frequency quasi-periodic oscillation in GRS 1915+105","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"E.M. Ratti, S.E. Motta, T.M. Belloni","submitted_at":"2012-03-15T22:34:30Z","abstract_excerpt":"GRS 1915+105 is a widely studied black hole binary, well known because of its extremely fast and complex variability. Flaring periods of high variability alternate with \"stable\" phases (the plateaux) when the flux is low, the spectra are hard and the timing properties of the source are similar to those of a number of black hole candidates in hard spectral state. In the plateaux the power density spectra are dominated by a low frequency quasi periodic oscillation (LFQPO) superposed onto a band limited noise continuum and accompanied by at least one harmonic. In this paper we focus on three plat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.3582","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":"2026-05-18T01:58:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bds8+kpQHBxZGMgcigiYzM5SD/8Fm8sxhPAVdiBtr5nRpPQAcfCx1fhg4Rw8ZZvH9zznz8/tMTX4mx7JDiHqBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T00:36:29.046433Z"},"content_sha256":"6f7496897e7e5f0f12e5b05583f0f4b3eee2da039645465707ba10e835239e8c","schema_version":"1.0","event_id":"sha256:6f7496897e7e5f0f12e5b05583f0f4b3eee2da039645465707ba10e835239e8c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD/bundle.json","state_url":"https://pith.science/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD/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":"2026-05-28T00:36:29Z","links":{"resolver":"https://pith.science/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD","bundle":"https://pith.science/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD/bundle.json","state":"https://pith.science/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YIGIKIQJ7IK2Y3DC5AHDDHAIJD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:YIGIKIQJ7IK2Y3DC5AHDDHAIJD","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":"0e1a9469add4967bb54fe2850788848b9e93a4d3f306e8ed0c39567a21a97f37","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-15T22:34:30Z","title_canon_sha256":"64c29e4f9e09a6a8da96eb808d6381b8eddbd9ec44edf3fa59e870e9c9f46dac"},"schema_version":"1.0","source":{"id":"1203.3582","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1203.3582","created_at":"2026-05-18T01:58:08Z"},{"alias_kind":"arxiv_version","alias_value":"1203.3582v1","created_at":"2026-05-18T01:58:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.3582","created_at":"2026-05-18T01:58:08Z"},{"alias_kind":"pith_short_12","alias_value":"YIGIKIQJ7IK2","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"YIGIKIQJ7IK2Y3DC","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"YIGIKIQJ","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:6f7496897e7e5f0f12e5b05583f0f4b3eee2da039645465707ba10e835239e8c","target":"graph","created_at":"2026-05-18T01:58:08Z","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":"GRS 1915+105 is a widely studied black hole binary, well known because of its extremely fast and complex variability. Flaring periods of high variability alternate with \"stable\" phases (the plateaux) when the flux is low, the spectra are hard and the timing properties of the source are similar to those of a number of black hole candidates in hard spectral state. In the plateaux the power density spectra are dominated by a low frequency quasi periodic oscillation (LFQPO) superposed onto a band limited noise continuum and accompanied by at least one harmonic. In this paper we focus on three plat","authors_text":"E.M. Ratti, S.E. Motta, T.M. Belloni","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-15T22:34:30Z","title":"On the harmonics of the low-frequency quasi-periodic oscillation in GRS 1915+105"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.3582","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:ea450d68e6c9366334c6942d3baac2695e28e41f5db3e7e7ed99add0ff9227b4","target":"record","created_at":"2026-05-18T01:58:08Z","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":"0e1a9469add4967bb54fe2850788848b9e93a4d3f306e8ed0c39567a21a97f37","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2012-03-15T22:34:30Z","title_canon_sha256":"64c29e4f9e09a6a8da96eb808d6381b8eddbd9ec44edf3fa59e870e9c9f46dac"},"schema_version":"1.0","source":{"id":"1203.3582","kind":"arxiv","version":1}},"canonical_sha256":"c20c852209fa15ac6c62e80e319c0848ff7add9218ccb13c141830876e3c8726","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c20c852209fa15ac6c62e80e319c0848ff7add9218ccb13c141830876e3c8726","first_computed_at":"2026-05-18T01:58:08.194449Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:58:08.194449Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"G9LC9QY6CEMnA8Fg3L4mnUWpZCv/+TcbaGCQ6njwzSEHVPdIsyid8SEi4fuaZkosTWkOtqQ+WpGkPkw+ZS/BBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:58:08.194938Z","signed_message":"canonical_sha256_bytes"},"source_id":"1203.3582","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ea450d68e6c9366334c6942d3baac2695e28e41f5db3e7e7ed99add0ff9227b4","sha256:6f7496897e7e5f0f12e5b05583f0f4b3eee2da039645465707ba10e835239e8c"],"state_sha256":"37d58c598a23a29268a5dbaf09a3c82007c48f5f504425e500bf12a32120d3de"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PjDxu/6ePbvoodAsQNWIfbpBctw+F6QvMXmy+vtobcRUbRV4yA8wiaTdNoZPidwtOV5T/7O4Ht2VZuNme+KAAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T00:36:29.048377Z","bundle_sha256":"4a47658e414f609eaafe883fae5b771f324839711d349127686da68637393926"}}