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Despite extensive studies, however, the optical light curve has never been discussed and its redshift is unconstrained. Possible correlations between optical and X-ray data are analysed. Methods: Photometric data from TNG in the R and I bands were used to compare the optical afterglow with the X-ray light curve. The HyperZ package and a late time VLT host observation were used to derive redshift estimates. Results: The I-band afterglow decay followed a power-law of index {\\alpha} = 2.1 $\\pm$ 0.6, afte"},"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":"1011.0113","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.HE","submitted_at":"2010-10-30T23:08:34Z","cross_cats_sorted":[],"title_canon_sha256":"d6630b8d73b23774dd9f44e803a34e0a6e3816563cfd67587ee67e548a2b4736","abstract_canon_sha256":"8e35db8fd9021f332d56ecfe291b5374df9c32cf7dfb096ed94c3ac4d14fdbed"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:34.609620Z","signature_b64":"D0u33/82g3af873aYhRMGDVomEafjnzGgMLtoxfKNDZmpVFhi+bc+dAfTKT/32azce4te1Ch4Ul9WfhV2MADAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ebfce0568ad43af9529afe90e69a4c2573822316d7448dcfa86fd501090927b4","last_reissued_at":"2026-05-18T04:29:34.609189Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:34.609189Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"GRB 050502B optical afterglow: a jet break at high redshift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"A. 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