{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:AIWZRUJUK3Z2QRCIDNV4KVU5RL","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"398f6bde6aff654ef276d262c2ec103d426b999cacc87390bf85c9976b37712b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-01-08T23:22:02Z","title_canon_sha256":"c031b84b9074b1c46d9909ba138860b88b7d2b89043a4abf4934f8fa841157be"},"schema_version":"1.0","source":{"id":"1401.2152","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1401.2152","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"arxiv_version","alias_value":"1401.2152v2","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.2152","created_at":"2026-05-18T02:45:39Z"},{"alias_kind":"pith_short_12","alias_value":"AIWZRUJUK3Z2","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"AIWZRUJUK3Z2QRCI","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"AIWZRUJU","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:49f548d7327e4b97a40d6bde138f4db7aa8649211e3e4bd95e14f8fbc8961210","target":"graph","created_at":"2026-05-18T02:45:39Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"In this paper, we have given the spin states of two-photon, which are expressed by the quadratic combination of two single photon spin states, they are a kind of quantum expression. Otherwise, we give all entanglement states of two-photon, which are different from the xanzsd classical polarization vector expression of two-photon entanglement state.","authors_text":"Hai-Xin Gao, Heng-Mei Li, Hong-chun Yuan, Hong-Li, Ji Ma, Jing-Bin Lu, Jing-Wu Li, Si-Qi Zhang, Xiang-Yao Wu, Xiao-jing Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-01-08T23:22:02Z","title":"Two-photon spin states and entanglement states"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.2152","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:46ea27f04b9b0d0c58d87761261a74ab790a1d396a5edb856ea2ca1f2b3d8770","target":"record","created_at":"2026-05-18T02:45:39Z","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":"398f6bde6aff654ef276d262c2ec103d426b999cacc87390bf85c9976b37712b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-01-08T23:22:02Z","title_canon_sha256":"c031b84b9074b1c46d9909ba138860b88b7d2b89043a4abf4934f8fa841157be"},"schema_version":"1.0","source":{"id":"1401.2152","kind":"arxiv","version":2}},"canonical_sha256":"022d98d13456f3a844481b6bc5569d8af542da61d5a658aa166511f47ea8fe95","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"022d98d13456f3a844481b6bc5569d8af542da61d5a658aa166511f47ea8fe95","first_computed_at":"2026-05-18T02:45:39.517945Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:39.517945Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9SlAmd+8Oal0hXJJIdd/2+KY0zoCx3xj73oHEwFscrc+YcWsp/Sq5BZpYFWSHn+ELqd2XTUa9HJatFPTcoMHAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:39.518446Z","signed_message":"canonical_sha256_bytes"},"source_id":"1401.2152","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46ea27f04b9b0d0c58d87761261a74ab790a1d396a5edb856ea2ca1f2b3d8770","sha256:49f548d7327e4b97a40d6bde138f4db7aa8649211e3e4bd95e14f8fbc8961210"],"state_sha256":"ad8eb88e4e113d5d5005f6bc0dc89541be9e11b243a1aa75acb6907784c91430"}