{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:A3YLEWKP3TSP7CQRFA23N6EJT5","short_pith_number":"pith:A3YLEWKP","schema_version":"1.0","canonical_sha256":"06f0b2594fdce4ff8a112835b6f8899f60cded6b18a154772087773daeef44af","source":{"kind":"arxiv","id":"1410.8737","version":1},"attestation_state":"computed","paper":{"title":"Spinors, matrix structures, and projective geometry in polarization optics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP"],"primary_cat":"physics.optics","authors_text":"E. Ovsiyuk, M. Neagu, O. Veko, V. Balan, V. Red'kov","submitted_at":"2014-10-31T13:38:10Z","abstract_excerpt":"The paper discusses the role played by Mueller and Jones formalisms in polarization optics, by addressing the following aspects: restriction to the SU(2) symmetry, non-relativistic Stokes 3-vectors; Cartan 2-spinors in polarization optics; Jones 4-spinors for partially polarized light; the linear group SL(4,R) and the classification of 1-parametric Mueller matrices; semi-group structure and classification of degenerate Mueller matrices."},"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":"1410.8737","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2014-10-31T13:38:10Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"3719ee8d680c5d694ae4d305b640e11b6a70d7ff3ff9266e7fffe35a747b4560","abstract_canon_sha256":"2e4d371638af1e821ee0b44e6647d123d806f29c1867c2c240d738d0bd6fba7c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:38:53.819141Z","signature_b64":"cwHuYI1TFgxKxTOVQMXoMvwiLnh03zVBmCoYV9X26oIO7lp4GTqt4vacXlhSAP9lySx0W8IYBW/rgo/4rvqgAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"06f0b2594fdce4ff8a112835b6f8899f60cded6b18a154772087773daeef44af","last_reissued_at":"2026-05-18T02:38:53.818718Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:38:53.818718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spinors, matrix structures, and projective geometry in polarization optics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP"],"primary_cat":"physics.optics","authors_text":"E. Ovsiyuk, M. Neagu, O. Veko, V. Balan, V. Red'kov","submitted_at":"2014-10-31T13:38:10Z","abstract_excerpt":"The paper discusses the role played by Mueller and Jones formalisms in polarization optics, by addressing the following aspects: restriction to the SU(2) symmetry, non-relativistic Stokes 3-vectors; Cartan 2-spinors in polarization optics; Jones 4-spinors for partially polarized light; the linear group SL(4,R) and the classification of 1-parametric Mueller matrices; semi-group structure and classification of degenerate Mueller matrices."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.8737","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"1410.8737","created_at":"2026-05-18T02:38:53.818786+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.8737v1","created_at":"2026-05-18T02:38:53.818786+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.8737","created_at":"2026-05-18T02:38:53.818786+00:00"},{"alias_kind":"pith_short_12","alias_value":"A3YLEWKP3TSP","created_at":"2026-05-18T12:28:19.803747+00:00"},{"alias_kind":"pith_short_16","alias_value":"A3YLEWKP3TSP7CQR","created_at":"2026-05-18T12:28:19.803747+00:00"},{"alias_kind":"pith_short_8","alias_value":"A3YLEWKP","created_at":"2026-05-18T12:28:19.803747+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5","json":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5.json","graph_json":"https://pith.science/api/pith-number/A3YLEWKP3TSP7CQRFA23N6EJT5/graph.json","events_json":"https://pith.science/api/pith-number/A3YLEWKP3TSP7CQRFA23N6EJT5/events.json","paper":"https://pith.science/paper/A3YLEWKP"},"agent_actions":{"view_html":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5","download_json":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5.json","view_paper":"https://pith.science/paper/A3YLEWKP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.8737&json=true","fetch_graph":"https://pith.science/api/pith-number/A3YLEWKP3TSP7CQRFA23N6EJT5/graph.json","fetch_events":"https://pith.science/api/pith-number/A3YLEWKP3TSP7CQRFA23N6EJT5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5/action/storage_attestation","attest_author":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5/action/author_attestation","sign_citation":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5/action/citation_signature","submit_replication":"https://pith.science/pith/A3YLEWKP3TSP7CQRFA23N6EJT5/action/replication_record"}},"created_at":"2026-05-18T02:38:53.818786+00:00","updated_at":"2026-05-18T02:38:53.818786+00:00"}