{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:RQIROC6Z7PE2C7OX6LPL3PHYI3","short_pith_number":"pith:RQIROC6Z","schema_version":"1.0","canonical_sha256":"8c11170bd9fbc9a17dd7f2debdbcf846d8ec083a561d49c4d26a5d65a427b270","source":{"kind":"arxiv","id":"1801.10203","version":1},"attestation_state":"computed","paper":{"title":"Light rays and wave fronts in strong gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"D. Kunneriath, V. Karas, Y. Kojima","submitted_at":"2018-01-30T20:09:42Z","abstract_excerpt":"Accretion onto black holes often proceeds via an accretion disk or a temporary disk-like pattern. Variability features observed in light curves as well as theoretical models of accretion flows suggest that accretion disks tend to be inhomogeneous -- variety of substructures (clumps) emerge within the flow. Rapid orbital motion of individual clumps then modulates the observed signal in X-rays. Furthermore, changes of spectral lines and polarization properties of the observed signal (or the absence of changes) constrain the models and reveal information about general relativity (GR) effects. In "},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1801.10203","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2018-01-30T20:09:42Z","cross_cats_sorted":[],"title_canon_sha256":"d03da3cc6a9966a648d8443a262bb68ca6a60826767199592b77d4e3db102925","abstract_canon_sha256":"387379252c12c2bb90a0cb06057690ca893d9aa744dc16b9120b2b7379a328f6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:04.072132Z","signature_b64":"B06SjEKE06Jikt0bJYnoQhkhR2CTf7qo6+pEK4YQ+xTCigu/JsxizXT3UDFQ8igEKoVxld/7AgfD3M00YDs5CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c11170bd9fbc9a17dd7f2debdbcf846d8ec083a561d49c4d26a5d65a427b270","last_reissued_at":"2026-05-18T00:09:04.071355Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:04.071355Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Light rays and wave fronts in strong gravity","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"D. Kunneriath, V. Karas, Y. Kojima","submitted_at":"2018-01-30T20:09:42Z","abstract_excerpt":"Accretion onto black holes often proceeds via an accretion disk or a temporary disk-like pattern. Variability features observed in light curves as well as theoretical models of accretion flows suggest that accretion disks tend to be inhomogeneous -- variety of substructures (clumps) emerge within the flow. Rapid orbital motion of individual clumps then modulates the observed signal in X-rays. Furthermore, changes of spectral lines and polarization properties of the observed signal (or the absence of changes) constrain the models and reveal information about general relativity (GR) effects. In "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.10203","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1801.10203","created_at":"2026-05-18T00:09:04.071496+00:00"},{"alias_kind":"arxiv_version","alias_value":"1801.10203v1","created_at":"2026-05-18T00:09:04.071496+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.10203","created_at":"2026-05-18T00:09:04.071496+00:00"},{"alias_kind":"pith_short_12","alias_value":"RQIROC6Z7PE2","created_at":"2026-05-18T12:32:50.500415+00:00"},{"alias_kind":"pith_short_16","alias_value":"RQIROC6Z7PE2C7OX","created_at":"2026-05-18T12:32:50.500415+00:00"},{"alias_kind":"pith_short_8","alias_value":"RQIROC6Z","created_at":"2026-05-18T12:32:50.500415+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3","json":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3.json","graph_json":"https://pith.science/api/pith-number/RQIROC6Z7PE2C7OX6LPL3PHYI3/graph.json","events_json":"https://pith.science/api/pith-number/RQIROC6Z7PE2C7OX6LPL3PHYI3/events.json","paper":"https://pith.science/paper/RQIROC6Z"},"agent_actions":{"view_html":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3","download_json":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3.json","view_paper":"https://pith.science/paper/RQIROC6Z","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1801.10203&json=true","fetch_graph":"https://pith.science/api/pith-number/RQIROC6Z7PE2C7OX6LPL3PHYI3/graph.json","fetch_events":"https://pith.science/api/pith-number/RQIROC6Z7PE2C7OX6LPL3PHYI3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3/action/storage_attestation","attest_author":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3/action/author_attestation","sign_citation":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3/action/citation_signature","submit_replication":"https://pith.science/pith/RQIROC6Z7PE2C7OX6LPL3PHYI3/action/replication_record"}},"created_at":"2026-05-18T00:09:04.071496+00:00","updated_at":"2026-05-18T00:09:04.071496+00:00"}