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This confirms a conjecture of Sun."},"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":"1502.06909","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NT","submitted_at":"2015-01-12T16:57:54Z","cross_cats_sorted":["math.CO"],"title_canon_sha256":"bccbda7b66a95a2b6443ad82953e16abfc6223c9322b34de908c6ef0d9eaafc7","abstract_canon_sha256":"5f7c367ca24a5aa61c988d3cdc4053938c1518e21e22fc0c590736c597ee0ff0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:17:42.380344Z","signature_b64":"Ox5qGzGQFeuzGQJCl26OesN4vs4GqEVgqcxbl31AkdLk6F3IxsAP1ZdlcpDJV0G/0RvEmeZKHyup6R7qeXgoCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c8d48d901ca48e1bf7bb806ec8c58a57e08da43ca1015590fa53c85a48b79bcb","last_reissued_at":"2026-05-18T02:17:42.379885Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:17:42.379885Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Proof of a conjectural supercongruence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.CO"],"primary_cat":"math.NT","authors_text":"Xiang-Zi Meng, Zhi-Wei Sun","submitted_at":"2015-01-12T16:57:54Z","abstract_excerpt":"Let $m>2$ and $q>0$ be integers with $m$ even or $q$ odd. 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