{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:YRORLKSIYENG7CFT4TD22462DL","short_pith_number":"pith:YRORLKSI","canonical_record":{"source":{"id":"1402.0783","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-02-01T10:52:34Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"81b9f7007b4232763a4ad67a6c889dcbae06aedf4460365db3cbf5729774e248","abstract_canon_sha256":"807accf3197235c11e0de1de93706422db592410a66a2c5db152c4a051861b0b"},"schema_version":"1.0"},"canonical_sha256":"c45d15aa48c11a6f88b3e4c7ad73da1ad725e45b7270fe429eb1d39cbee2f7a2","source":{"kind":"arxiv","id":"1402.0783","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.0783","created_at":"2026-05-18T00:50:48Z"},{"alias_kind":"arxiv_version","alias_value":"1402.0783v1","created_at":"2026-05-18T00:50:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.0783","created_at":"2026-05-18T00:50:48Z"},{"alias_kind":"pith_short_12","alias_value":"YRORLKSIYENG","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YRORLKSIYENG7CFT","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YRORLKSI","created_at":"2026-05-18T12:28:57Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:YRORLKSIYENG7CFT4TD22462DL","target":"record","payload":{"canonical_record":{"source":{"id":"1402.0783","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-02-01T10:52:34Z","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"title_canon_sha256":"81b9f7007b4232763a4ad67a6c889dcbae06aedf4460365db3cbf5729774e248","abstract_canon_sha256":"807accf3197235c11e0de1de93706422db592410a66a2c5db152c4a051861b0b"},"schema_version":"1.0"},"canonical_sha256":"c45d15aa48c11a6f88b3e4c7ad73da1ad725e45b7270fe429eb1d39cbee2f7a2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:48.292879Z","signature_b64":"Eoi5xnFe9kTRBqkn8dsldahHCNoBxYeNort4DS0Zt0MDlRIb8BhWwxK5eyRxoU71Fw7g+0/0HPPt4LyHwfFqDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c45d15aa48c11a6f88b3e4c7ad73da1ad725e45b7270fe429eb1d39cbee2f7a2","last_reissued_at":"2026-05-18T00:50:48.292172Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:48.292172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.0783","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":"2026-05-18T00:50:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NMGG74Dx2rKHLEuKBJcMG5CgNjPDlnXvKBo4YNf3ccPBm267vtUs29TEWFapr6ns1BVnpBsunN64vgPzNop4BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T20:47:42.313376Z"},"content_sha256":"3b3440ca055309cdc6717eb24d12b65bebb654c6b4d81eee15df336d976cb44c","schema_version":"1.0","event_id":"sha256:3b3440ca055309cdc6717eb24d12b65bebb654c6b4d81eee15df336d976cb44c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:YRORLKSIYENG7CFT4TD22462DL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Appearance of an accretion disk perturbed by fractional Brownian Motion density","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA","astro-ph.SR"],"primary_cat":"astro-ph.HE","authors_text":"Alexandru Marcu, Anabele Pardi, Gabriela Mocanu, Norbert Magyar","submitted_at":"2014-02-01T10:52:34Z","abstract_excerpt":"This paper aims to investigate/map the effects that perturbations applied to an accretion disk might produce on the registered Light Curves (LC). The case of accretion disks around supermassive active black holes (AGNs) is studied with the goal to explain some of the statistical properties of the observed IntraDay Variability (IDV). The region producing optical IDV is perturbed by allowing it to develop a mass density of a fractional Brownian Motion-like type. The light curves and spectral slopes are calculated and compared to observational data for different Hurst parameters. The spectral slo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.0783","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":"2026-05-18T00:50:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OqDlKS1WGzj0UH+eAPGC/sx+6KppPatQgBjBKie3FcH+pVQp8oeTc10U0rNF11PTtRVBfgUA5xKIqMYVWWoJDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T20:47:42.314006Z"},"content_sha256":"28e338b0abf67405506942957a1158d8e180a62818afa990b25eabd08352e0d6","schema_version":"1.0","event_id":"sha256:28e338b0abf67405506942957a1158d8e180a62818afa990b25eabd08352e0d6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YRORLKSIYENG7CFT4TD22462DL/bundle.json","state_url":"https://pith.science/pith/YRORLKSIYENG7CFT4TD22462DL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YRORLKSIYENG7CFT4TD22462DL/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":"2026-05-31T20:47:42Z","links":{"resolver":"https://pith.science/pith/YRORLKSIYENG7CFT4TD22462DL","bundle":"https://pith.science/pith/YRORLKSIYENG7CFT4TD22462DL/bundle.json","state":"https://pith.science/pith/YRORLKSIYENG7CFT4TD22462DL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YRORLKSIYENG7CFT4TD22462DL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:YRORLKSIYENG7CFT4TD22462DL","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":"807accf3197235c11e0de1de93706422db592410a66a2c5db152c4a051861b0b","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-02-01T10:52:34Z","title_canon_sha256":"81b9f7007b4232763a4ad67a6c889dcbae06aedf4460365db3cbf5729774e248"},"schema_version":"1.0","source":{"id":"1402.0783","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.0783","created_at":"2026-05-18T00:50:48Z"},{"alias_kind":"arxiv_version","alias_value":"1402.0783v1","created_at":"2026-05-18T00:50:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.0783","created_at":"2026-05-18T00:50:48Z"},{"alias_kind":"pith_short_12","alias_value":"YRORLKSIYENG","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_16","alias_value":"YRORLKSIYENG7CFT","created_at":"2026-05-18T12:28:57Z"},{"alias_kind":"pith_short_8","alias_value":"YRORLKSI","created_at":"2026-05-18T12:28:57Z"}],"graph_snapshots":[{"event_id":"sha256:28e338b0abf67405506942957a1158d8e180a62818afa990b25eabd08352e0d6","target":"graph","created_at":"2026-05-18T00:50:48Z","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":"This paper aims to investigate/map the effects that perturbations applied to an accretion disk might produce on the registered Light Curves (LC). The case of accretion disks around supermassive active black holes (AGNs) is studied with the goal to explain some of the statistical properties of the observed IntraDay Variability (IDV). The region producing optical IDV is perturbed by allowing it to develop a mass density of a fractional Brownian Motion-like type. The light curves and spectral slopes are calculated and compared to observational data for different Hurst parameters. The spectral slo","authors_text":"Alexandru Marcu, Anabele Pardi, Gabriela Mocanu, Norbert Magyar","cross_cats":["astro-ph.GA","astro-ph.SR"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-02-01T10:52:34Z","title":"Appearance of an accretion disk perturbed by fractional Brownian Motion density"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.0783","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":"sha256:3b3440ca055309cdc6717eb24d12b65bebb654c6b4d81eee15df336d976cb44c","target":"record","created_at":"2026-05-18T00:50:48Z","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":"807accf3197235c11e0de1de93706422db592410a66a2c5db152c4a051861b0b","cross_cats_sorted":["astro-ph.GA","astro-ph.SR"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2014-02-01T10:52:34Z","title_canon_sha256":"81b9f7007b4232763a4ad67a6c889dcbae06aedf4460365db3cbf5729774e248"},"schema_version":"1.0","source":{"id":"1402.0783","kind":"arxiv","version":1}},"canonical_sha256":"c45d15aa48c11a6f88b3e4c7ad73da1ad725e45b7270fe429eb1d39cbee2f7a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c45d15aa48c11a6f88b3e4c7ad73da1ad725e45b7270fe429eb1d39cbee2f7a2","first_computed_at":"2026-05-18T00:50:48.292172Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:48.292172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Eoi5xnFe9kTRBqkn8dsldahHCNoBxYeNort4DS0Zt0MDlRIb8BhWwxK5eyRxoU71Fw7g+0/0HPPt4LyHwfFqDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:48.292879Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.0783","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3b3440ca055309cdc6717eb24d12b65bebb654c6b4d81eee15df336d976cb44c","sha256:28e338b0abf67405506942957a1158d8e180a62818afa990b25eabd08352e0d6"],"state_sha256":"5dd77122c23fef6bd9fc9ebba0dca54e18e6cb969542bc491a34386ba27352d4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6lJAcbIPCjtJLUz8TS6kJyn7DQjLnyIPNOdLBIkgiZQ+dSPfw+VrUvNyK4nTDpa/ffOU/f+GviC1ZGjaCo6ZCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T20:47:42.316309Z","bundle_sha256":"8728d0cdaf0db0a71ed4df49c0575a6247f418d9b93591def121ad5a52b07028"}}