{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:MKBTDTD424U3ECBDREET3WF7KD","short_pith_number":"pith:MKBTDTD4","canonical_record":{"source":{"id":"1108.0540","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-02T11:02:55Z","cross_cats_sorted":[],"title_canon_sha256":"7fd4e025c9f1ba76431d2d87a31f59be7af7d7bab66f228167fa8ef11a28d5c8","abstract_canon_sha256":"46795714f564a406ed4970d5aeb05ef212c41aa2ab18800b405e93ae57d12ded"},"schema_version":"1.0"},"canonical_sha256":"628331cc7cd729b2082389093dd8bf50e01a9614f67a85fd7123ee29f4f7da25","source":{"kind":"arxiv","id":"1108.0540","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0540","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0540v1","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0540","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"pith_short_12","alias_value":"MKBTDTD424U3","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"MKBTDTD424U3ECBD","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"MKBTDTD4","created_at":"2026-05-18T12:26:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:MKBTDTD424U3ECBDREET3WF7KD","target":"record","payload":{"canonical_record":{"source":{"id":"1108.0540","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-02T11:02:55Z","cross_cats_sorted":[],"title_canon_sha256":"7fd4e025c9f1ba76431d2d87a31f59be7af7d7bab66f228167fa8ef11a28d5c8","abstract_canon_sha256":"46795714f564a406ed4970d5aeb05ef212c41aa2ab18800b405e93ae57d12ded"},"schema_version":"1.0"},"canonical_sha256":"628331cc7cd729b2082389093dd8bf50e01a9614f67a85fd7123ee29f4f7da25","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:04.404418Z","signature_b64":"PFtzdGhlwbG2uIlc4BGcm9EAfF30/WC6a0WEKikssb066fvPQGif1mFs1MorLk/hXyo2CxM55zcZGGcPw3+zAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"628331cc7cd729b2082389093dd8bf50e01a9614f67a85fd7123ee29f4f7da25","last_reissued_at":"2026-05-18T02:01:04.403814Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:04.403814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.0540","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":"2026-05-18T02:01:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JLakVyAS+qGKvHZCe5QCxXdW3PWrneqY0juA1ULbgNNWGaRNOrU2FqapwiWjuMtR5h2uEBhHynSpwTzLMK2rDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T19:07:14.808464Z"},"content_sha256":"ac1db1e391737c7c35a40fdfbfded16ccf7c9824dd641fdf8ee4d44afb535e75","schema_version":"1.0","event_id":"sha256:ac1db1e391737c7c35a40fdfbfded16ccf7c9824dd641fdf8ee4d44afb535e75"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:MKBTDTD424U3ECBDREET3WF7KD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Low frequency oscillations in black holes: a spectral-timing approach to the case of GX 339-4","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"J. Homan, P. Casella, S. Motta, T. Belloni, T. Mu\\~noz-Darias","submitted_at":"2011-08-02T11:02:55Z","abstract_excerpt":"We analyzed RXTE/PCA and HEXTE data of the transient black hole binary GX 339-4, col- lected over a time span of eight years. We studied the properties and the behavior of low frequency quasi periodic oscillations (QPOs) as a function of the integrated broad-band variability and the spectral parameters during four outbursts (2002, 2004, 2007, 2010). Most of the QPOs could be classified following the ABC classification that has been proposed before. Our results show that the ABC classification can be extended to include spectral dependencies and that the three QPO types have indeed intrinsicall"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0540","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":"2026-05-18T02:01:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"drGWHj4jWZ+Tx1M8KOO/4as72sil6H9afMbNtYOF22fgVDhFNrUoIIB6yxotuY8iFkG2CLJ8FF2c3mQULUSpDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T19:07:14.808999Z"},"content_sha256":"65489b8ff88b82ba8645f29bd82451e855bdfd1c57200894d96ccdb6bf8b81bd","schema_version":"1.0","event_id":"sha256:65489b8ff88b82ba8645f29bd82451e855bdfd1c57200894d96ccdb6bf8b81bd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MKBTDTD424U3ECBDREET3WF7KD/bundle.json","state_url":"https://pith.science/pith/MKBTDTD424U3ECBDREET3WF7KD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MKBTDTD424U3ECBDREET3WF7KD/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":"2026-05-24T19:07:14Z","links":{"resolver":"https://pith.science/pith/MKBTDTD424U3ECBDREET3WF7KD","bundle":"https://pith.science/pith/MKBTDTD424U3ECBDREET3WF7KD/bundle.json","state":"https://pith.science/pith/MKBTDTD424U3ECBDREET3WF7KD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MKBTDTD424U3ECBDREET3WF7KD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:MKBTDTD424U3ECBDREET3WF7KD","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":"46795714f564a406ed4970d5aeb05ef212c41aa2ab18800b405e93ae57d12ded","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-02T11:02:55Z","title_canon_sha256":"7fd4e025c9f1ba76431d2d87a31f59be7af7d7bab66f228167fa8ef11a28d5c8"},"schema_version":"1.0","source":{"id":"1108.0540","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0540","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0540v1","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0540","created_at":"2026-05-18T02:01:04Z"},{"alias_kind":"pith_short_12","alias_value":"MKBTDTD424U3","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"MKBTDTD424U3ECBD","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"MKBTDTD4","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:65489b8ff88b82ba8645f29bd82451e855bdfd1c57200894d96ccdb6bf8b81bd","target":"graph","created_at":"2026-05-18T02:01:04Z","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 analyzed RXTE/PCA and HEXTE data of the transient black hole binary GX 339-4, col- lected over a time span of eight years. We studied the properties and the behavior of low frequency quasi periodic oscillations (QPOs) as a function of the integrated broad-band variability and the spectral parameters during four outbursts (2002, 2004, 2007, 2010). Most of the QPOs could be classified following the ABC classification that has been proposed before. Our results show that the ABC classification can be extended to include spectral dependencies and that the three QPO types have indeed intrinsicall","authors_text":"J. Homan, P. Casella, S. Motta, T. Belloni, T. Mu\\~noz-Darias","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-02T11:02:55Z","title":"Low frequency oscillations in black holes: a spectral-timing approach to the case of GX 339-4"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0540","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:ac1db1e391737c7c35a40fdfbfded16ccf7c9824dd641fdf8ee4d44afb535e75","target":"record","created_at":"2026-05-18T02:01:04Z","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":"46795714f564a406ed4970d5aeb05ef212c41aa2ab18800b405e93ae57d12ded","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2011-08-02T11:02:55Z","title_canon_sha256":"7fd4e025c9f1ba76431d2d87a31f59be7af7d7bab66f228167fa8ef11a28d5c8"},"schema_version":"1.0","source":{"id":"1108.0540","kind":"arxiv","version":1}},"canonical_sha256":"628331cc7cd729b2082389093dd8bf50e01a9614f67a85fd7123ee29f4f7da25","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"628331cc7cd729b2082389093dd8bf50e01a9614f67a85fd7123ee29f4f7da25","first_computed_at":"2026-05-18T02:01:04.403814Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:04.403814Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PFtzdGhlwbG2uIlc4BGcm9EAfF30/WC6a0WEKikssb066fvPQGif1mFs1MorLk/hXyo2CxM55zcZGGcPw3+zAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:04.404418Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.0540","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ac1db1e391737c7c35a40fdfbfded16ccf7c9824dd641fdf8ee4d44afb535e75","sha256:65489b8ff88b82ba8645f29bd82451e855bdfd1c57200894d96ccdb6bf8b81bd"],"state_sha256":"3aa8d3e00e01f8509dfaaf2a56b2e5e68a47df06abfb4315b5f234b6351d56e8"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"R2voHazOxqScA78RxNn+LELQkU6yEWQS8QDlmgx7qRFxKoQL0BRD/sHYM5dtplsu/wlLo9K2PYzNc2RE2oxcCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T19:07:14.812066Z","bundle_sha256":"0dd628fc909d879599676d244ad22be5abbd740242cd7450bd7bbde30674450e"}}