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Hautes Etudes Sci. 122 (2015), pp. 65-168]. We explicitly construct the mirror cycle of a line bundle and show that the leading order of the integral on this cycle involves the twisted Chern character and the Gamma class. This proves a version of the Gamma conjecture for non-toric Fano surfaces with an arbitrary K-group insertion."},"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":"2309.02154","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2023-09-05T11:47:06Z","cross_cats_sorted":["math.SG"],"title_canon_sha256":"2a11c7c942e54adf74e9681861da65153e942e61c01771693979e501332953a9","abstract_canon_sha256":"c0309b80f91c3e6e76493124394dae3b3e2f11c77d8063a16f48086417dea846"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:47:49.216517Z","signature_b64":"9GiQn1l//kVmPR7DxZGTZ34owWih2KoqOUSD6AJSJaUtO5cx0XCWNL0ad+O7Cqh6nx5Qtf6fZsoRrDKay6R3Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"daa74e5e438a7734e81a43f3419a26cc626268cfc65ab7292ee4bba814021f94","last_reissued_at":"2026-07-05T06:47:49.216103Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:47:49.216103Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mirror symmetric Gamma conjecture for del Pezzo surfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.SG"],"primary_cat":"math.AG","authors_text":"Bohan Fang, Junxiao Wang, Yan Zhou","submitted_at":"2023-09-05T11:47:06Z","abstract_excerpt":"For a del Pezzo surface of degree $\\geq 3$, we compute the oscillatory integral for its mirror Landau-Ginzburg model in the sense of Gross-Hacking-Keel [Mark Gross, Paul Hacking, and Sean Keel, \"Mirror symmetry for log Calabi-Yau surfaces I\". 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