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The latter stands in contrast to a result of the first two authors, who proved this statement for hermitian forms over hereditary $R$-orders with involution.\n  The results can be restated by means of \\'etale cohomology and can be seen as variations of the Grothendieck--Serre conjec"},"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":"1804.09527","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AG","submitted_at":"2018-04-25T13:02:25Z","cross_cats_sorted":["math.NT","math.RA"],"title_canon_sha256":"701beefabb2fc0e81f56cdb45bca9db6ba637bd5a0b73ea13789233ef4015980","abstract_canon_sha256":"55964c748c5ae1f300cc51ba9b5eeb4940617af2234633242f2efa799de394a1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:17:31.544830Z","signature_b64":"7rJqxjR7qCgbJg7aeQxQISZ7q+VXUR7jj83CLiCH3XtyCVCPiEsM3iQ5iUypoYoZMRrPzm5wzoHai5pMTon8DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2e4ba02879e290e8bce5d88c68bcec0a7cd5bad2db3a4b6024e374b426bcb2ad","last_reissued_at":"2026-05-18T00:17:31.544129Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:17:31.544129Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Orders that are \\'Etale-Locally Isomorphic","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.NT","math.RA"],"primary_cat":"math.AG","authors_text":"Eva Bayer-Fluckiger, Mathieu Huruguen, Uriya A. 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