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Because Tr Π=1, the three principal Knight shifts at T=0 lie on a two-dimensional simplex of locking textures, the Knight-shift ellipsoid, whose vertices, edges, and interior classify every canonical pairing class.","weakest_assumption":"The system resides in the strong-locking regime where the residual T=0 Knight shift is completely determined by the Fermi-surface projector Π_μν of the spin-locking direction n̂_k (abstract, paragraph on the central theorem)."}},"verdict_id":"f8828c37-cafd-48c4-aba9-397bc4fa3e0c"}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:1a88c021289c0883f1eed4b4754124c3d7bd656f50ea1f7e8cce9c7f64ca0a2f","target":"record","created_at":"2026-05-20T00:03:36Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"da523f0adf3e0eb69037644d3acbec5af83e7f21ed0e5ced81d3ca34827c6d93","cross_cats_sorted":["cond-mat.str-el"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2026-05-16T14:58:32Z","title_canon_sha256":"fa1c67488f3d45a2163268f7967eca4ca40852210d35455453c8830622f0bf14"},"schema_version":"1.0","source":{"id":"2605.17030","kind":"arxiv","version":1}},"canonical_sha256":"5640b3cd6799e161022173779c0bcbfebe919008853a915500648d0a52ebae52","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5640b3cd6799e161022173779c0bcbfebe919008853a915500648d0a52ebae52","first_computed_at":"2026-05-20T00:03:36.757753Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:03:36.757753Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Fru8gYlHufKEc6UvwPkCICZouUn8P63fw0SQTqBizdLxs9c4yS6V8uN8CN0YfcF00LLbtcUdmrTLbZ2b3ty6Aw==","signature_status":"signed_v1","signed_at":"2026-05-20T00:03:36.758581Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.17030","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1a88c021289c0883f1eed4b4754124c3d7bd656f50ea1f7e8cce9c7f64ca0a2f","sha256:781ec32f1e075df50a3f111f298d6a976a7674aa7d56c788400b91888ca489d8"],"state_sha256":"ca6ecfc2645943b085ac743fe6fa879bd372d4f1bff41ae3f9ddea40cd87f5e6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5XXwWZ4aTG+5igpTY80r3QRp9RBCBkKSs5rhjcbVuwMwPhKZZrXugyQaetD3OLE3R7D2u2oNBDVVBFAD67DkCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T03:14:24.597990Z","bundle_sha256":"42609f3bccc80d21ef773de5a098c3a6f04b8262d40a12d63e943fcb03ca844e"}}