{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:NWPIXTSQ6M3QXUW2QK4QDQOCAM","short_pith_number":"pith:NWPIXTSQ","schema_version":"1.0","canonical_sha256":"6d9e8bce50f3370bd2da82b901c1c20338ba50be3622e1388f97214f267fb401","source":{"kind":"arxiv","id":"1711.11588","version":2},"attestation_state":"computed","paper":{"title":"Quasar Accretion Disk Sizes From Continuum Reverberation Mapping From the Dark Energy Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. A. Plazas, A. Benoit-Levy, A. Carnero Rosell, A. King, A. K. Romer, A. Moller, A. R. Walker, B. E. Tucker, B. Peterson, B. Zhang, C. B. D'Andrea, C. Davis, C. E. Cunha, C. Kochanek, C. Lidman, C. O'Neill, D. Carollo, D. Gruen, D. J. James, D. L. Tucker, D. Mudd, D. Thomas, D. W. Gerdes, E. Bertin, E. Gaztanaga, E. Macaulay, E. Sanchez, E. Suchyta, F. B. Abdalla, F. Menanteau, F. Sobreira, G. Gutierrez, G. Lewis, G. Tarle, J. Asorey, J. Carretero, J. Garcia-Bellido, J. Gschwend, J. Hoorman, J. L. Marshall, K. Glazebrook, K. Honscheid, K. Kuehn, L. N. da Costa, M. A. G. Maia, M. Banerji, M. Carrasco Kind, M. E. C. Swanson, M. Lima, M. Schubnell, M. Smith, M. Soares-Santos, N. Kuropatkin, N. Sommer, P. Doel, P. Fosalba, P. Martini, R. A. Gruendl, R. C. Smith, R. G. McMahon, R. Kessler, R. Miquel, R. Schindler, S. Allam, S. Desai, S. Hinton, S. Kuhlmann, The DES Collaboration, T. M. C. Abbott, T. M. Davis, W. G. Hartley, Y. Zu","submitted_at":"2017-11-30T18:59:24Z","abstract_excerpt":"We present accretion disk size measurements for 15 luminous quasars at $0.7 \\leq z \\leq 1.9$ derived from $griz$ light curves from the Dark Energy Survey. We measure the disk sizes with continuum reverberation mapping using two methods, both of which are derived from the expectation that accretion disks have a radial temperature gradient and the continuum emission at a given radius is well-described by a single blackbody. In the first method we measure the relative lags between the multiband light curves, which provides the relative time lag between shorter and longer wavelength variations. Fr"},"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":"1711.11588","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-11-30T18:59:24Z","cross_cats_sorted":[],"title_canon_sha256":"2bb68a8fed4542eef834ea536862d8bc722a06b96dc77bd4fd0e5c1c8a32234b","abstract_canon_sha256":"5080016b94ca51810f32791f0dc605c28de599aab7c5fb327d586ef66063fb73"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:07:11.371200Z","signature_b64":"KKUySCzovGbSwS5dG0Y10BCzjZKjAgV0Q6SC75F5oMXfYQeWc9Sf+9cL25LLI3LUl4dLqBsWLjHK6+BsiylxDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6d9e8bce50f3370bd2da82b901c1c20338ba50be3622e1388f97214f267fb401","last_reissued_at":"2026-05-18T00:07:11.370574Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:07:11.370574Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Quasar Accretion Disk Sizes From Continuum Reverberation Mapping From the Dark Energy Survey","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. A. Plazas, A. Benoit-Levy, A. Carnero Rosell, A. King, A. K. Romer, A. Moller, A. R. Walker, B. E. Tucker, B. Peterson, B. Zhang, C. B. D'Andrea, C. Davis, C. E. Cunha, C. Kochanek, C. Lidman, C. O'Neill, D. Carollo, D. Gruen, D. J. James, D. L. Tucker, D. Mudd, D. Thomas, D. W. Gerdes, E. Bertin, E. Gaztanaga, E. Macaulay, E. Sanchez, E. Suchyta, F. B. Abdalla, F. Menanteau, F. Sobreira, G. Gutierrez, G. Lewis, G. Tarle, J. Asorey, J. Carretero, J. Garcia-Bellido, J. Gschwend, J. Hoorman, J. L. Marshall, K. Glazebrook, K. Honscheid, K. Kuehn, L. N. da Costa, M. A. G. Maia, M. Banerji, M. Carrasco Kind, M. E. C. Swanson, M. Lima, M. Schubnell, M. Smith, M. Soares-Santos, N. Kuropatkin, N. Sommer, P. Doel, P. Fosalba, P. Martini, R. A. Gruendl, R. C. Smith, R. G. McMahon, R. Kessler, R. Miquel, R. Schindler, S. Allam, S. Desai, S. Hinton, S. Kuhlmann, The DES Collaboration, T. M. C. Abbott, T. M. Davis, W. G. Hartley, Y. Zu","submitted_at":"2017-11-30T18:59:24Z","abstract_excerpt":"We present accretion disk size measurements for 15 luminous quasars at $0.7 \\leq z \\leq 1.9$ derived from $griz$ light curves from the Dark Energy Survey. We measure the disk sizes with continuum reverberation mapping using two methods, both of which are derived from the expectation that accretion disks have a radial temperature gradient and the continuum emission at a given radius is well-described by a single blackbody. In the first method we measure the relative lags between the multiband light curves, which provides the relative time lag between shorter and longer wavelength variations. Fr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.11588","kind":"arxiv","version":2},"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":"1711.11588","created_at":"2026-05-18T00:07:11.370676+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.11588v2","created_at":"2026-05-18T00:07:11.370676+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.11588","created_at":"2026-05-18T00:07:11.370676+00:00"},{"alias_kind":"pith_short_12","alias_value":"NWPIXTSQ6M3Q","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_16","alias_value":"NWPIXTSQ6M3QXUW2","created_at":"2026-05-18T12:31:34.259226+00:00"},{"alias_kind":"pith_short_8","alias_value":"NWPIXTSQ","created_at":"2026-05-18T12:31:34.259226+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/NWPIXTSQ6M3QXUW2QK4QDQOCAM","json":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM.json","graph_json":"https://pith.science/api/pith-number/NWPIXTSQ6M3QXUW2QK4QDQOCAM/graph.json","events_json":"https://pith.science/api/pith-number/NWPIXTSQ6M3QXUW2QK4QDQOCAM/events.json","paper":"https://pith.science/paper/NWPIXTSQ"},"agent_actions":{"view_html":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM","download_json":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM.json","view_paper":"https://pith.science/paper/NWPIXTSQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.11588&json=true","fetch_graph":"https://pith.science/api/pith-number/NWPIXTSQ6M3QXUW2QK4QDQOCAM/graph.json","fetch_events":"https://pith.science/api/pith-number/NWPIXTSQ6M3QXUW2QK4QDQOCAM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM/action/storage_attestation","attest_author":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM/action/author_attestation","sign_citation":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM/action/citation_signature","submit_replication":"https://pith.science/pith/NWPIXTSQ6M3QXUW2QK4QDQOCAM/action/replication_record"}},"created_at":"2026-05-18T00:07:11.370676+00:00","updated_at":"2026-05-18T00:07:11.370676+00:00"}