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The optical half-light radius, log(R_{1/2,V}/cm)=16.41\\pm0.18 (at lambda_{rest}=2018 \\AA), is significantly larger than the observed soft, log(R_{1/2,soft}/cm)=15.76^{+0.41}_{-0.34} (1.1-3.5 keV in the rest frame), and hard, log(R_{1/2,hard}/cm)=15.46^{+0.34}_{-0.29} (3.5-21.5 keV in the rest frame), band X-ray emission. There is a weak evidence that the hard component is more compact than the soft, with log(R_{1/2,soft}/R_{1/2,hard}) \\sim 0.30^{+0.53}_{-0"},"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":"1301.5009","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2013-01-21T21:24:06Z","cross_cats_sorted":[],"title_canon_sha256":"f2224664762711b5777b12614ff56dc75272c2067ac197580308437fbb88fe4c","abstract_canon_sha256":"3f021fab3c32f927755910d63f7e678a2cd86f6f03599015dbed35b5d8cb806e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:04.922965Z","signature_b64":"Iep00ejzlGmgibvmXA/sVraPwGYlvUeteL8HGR5btZckMCFU48QXZUPrVGCprLWS06wz+UxRTDZT4fx5EtF6AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1e0cd20a2062daf4beea9f7abfda6d564605fb29119c4b972d6362529bcc1f85","last_reissued_at":"2026-05-18T01:52:04.922187Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:04.922187Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Structure of the X-ray and Optical Emitting Regions of the Lensed Quasar Q 2237+0305","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"A. 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