{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:H6I5REBG65QNQPFJQFLBX6ZBKC","short_pith_number":"pith:H6I5REBG","canonical_record":{"source":{"id":"1410.3672","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-14T12:42:36Z","cross_cats_sorted":[],"title_canon_sha256":"374079b77b88867dc3712379616ddfc6c54d539c954302ceb2c1b9a739c977d9","abstract_canon_sha256":"4cd6766ee79b97d0a8cfb06499c01b2c59e591e5b015b32000a47fc23befc4ba"},"schema_version":"1.0"},"canonical_sha256":"3f91d89026f760d83ca981561bfb21508eb0a849fea6c7f87b7d893a58bd5321","source":{"kind":"arxiv","id":"1410.3672","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3672","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3672v2","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3672","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"pith_short_12","alias_value":"H6I5REBG65QN","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"H6I5REBG65QNQPFJ","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"H6I5REBG","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:H6I5REBG65QNQPFJQFLBX6ZBKC","target":"record","payload":{"canonical_record":{"source":{"id":"1410.3672","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-14T12:42:36Z","cross_cats_sorted":[],"title_canon_sha256":"374079b77b88867dc3712379616ddfc6c54d539c954302ceb2c1b9a739c977d9","abstract_canon_sha256":"4cd6766ee79b97d0a8cfb06499c01b2c59e591e5b015b32000a47fc23befc4ba"},"schema_version":"1.0"},"canonical_sha256":"3f91d89026f760d83ca981561bfb21508eb0a849fea6c7f87b7d893a58bd5321","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:41:48.567037Z","signature_b64":"5xrBAUacPTOxyZjEObzGA5TnLTkRn5x+r1jVft6ic2CvbFLS8Y0B9SK5AyujKyHURuOOAJaMduZnUTZBUv7+BA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3f91d89026f760d83ca981561bfb21508eb0a849fea6c7f87b7d893a58bd5321","last_reissued_at":"2026-05-18T01:41:48.566521Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:41:48.566521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1410.3672","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8c6a+gZRtcFuDgTZDC8nDxvJBTEG2cjL3YKe7ec0DAD5d2/gJcEsJ56KlVaUpQMmqiuFe8Pr74OMScE1EZFoCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T12:25:14.402752Z"},"content_sha256":"46456d11c97f3313bd03bb3fa05e22cd8aaa08b6ab824cd5641ed837ee309648","schema_version":"1.0","event_id":"sha256:46456d11c97f3313bd03bb3fa05e22cd8aaa08b6ab824cd5641ed837ee309648"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:H6I5REBG65QNQPFJQFLBX6ZBKC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum networks generation based on four-wave mixing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Giulia Ferrini, Hailong Wang, Jietai Jing, Jingliang Feng, Nicolas Treps, Xinye Xu, Yin Cai","submitted_at":"2014-10-14T12:42:36Z","abstract_excerpt":"We present a scheme to realize versatile quantum networks by cascading several four-wave mixing (FWM) processes in warm rubidium vapors. FWM is an efficient $\\chi^{(3)}$ nonlinear process, already used as a resource for multimode quantum state generation and which has been proved to be a promising candidate for applications to quantum information processing. We analyze theoretically the multimode output of cascaded FWM systems, derive its independent squeezed modes and show how, with phase controlled homodyne detection and digital post-processing, they can be turned into a versatile source of "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3672","kind":"arxiv","version":2},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:41:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SZb4vVI805FHfeCGw7zp5IwmtGpFqvV/gIYVNxTgwCHkHPKYHFnnmlbz1BgRUYZuqOiXXbpA/MwZgHNQJsqtCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T12:25:14.403094Z"},"content_sha256":"c4d73690c1d86f658ccb4a4dccf6dc0bd7871bf5a0c5229fa60bec09d2946d2f","schema_version":"1.0","event_id":"sha256:c4d73690c1d86f658ccb4a4dccf6dc0bd7871bf5a0c5229fa60bec09d2946d2f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/H6I5REBG65QNQPFJQFLBX6ZBKC/bundle.json","state_url":"https://pith.science/pith/H6I5REBG65QNQPFJQFLBX6ZBKC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/H6I5REBG65QNQPFJQFLBX6ZBKC/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-04T12:25:14Z","links":{"resolver":"https://pith.science/pith/H6I5REBG65QNQPFJQFLBX6ZBKC","bundle":"https://pith.science/pith/H6I5REBG65QNQPFJQFLBX6ZBKC/bundle.json","state":"https://pith.science/pith/H6I5REBG65QNQPFJQFLBX6ZBKC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/H6I5REBG65QNQPFJQFLBX6ZBKC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:H6I5REBG65QNQPFJQFLBX6ZBKC","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":"4cd6766ee79b97d0a8cfb06499c01b2c59e591e5b015b32000a47fc23befc4ba","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-14T12:42:36Z","title_canon_sha256":"374079b77b88867dc3712379616ddfc6c54d539c954302ceb2c1b9a739c977d9"},"schema_version":"1.0","source":{"id":"1410.3672","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3672","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3672v2","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3672","created_at":"2026-05-18T01:41:48Z"},{"alias_kind":"pith_short_12","alias_value":"H6I5REBG65QN","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"H6I5REBG65QNQPFJ","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"H6I5REBG","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:c4d73690c1d86f658ccb4a4dccf6dc0bd7871bf5a0c5229fa60bec09d2946d2f","target":"graph","created_at":"2026-05-18T01:41:48Z","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":"We present a scheme to realize versatile quantum networks by cascading several four-wave mixing (FWM) processes in warm rubidium vapors. FWM is an efficient $\\chi^{(3)}$ nonlinear process, already used as a resource for multimode quantum state generation and which has been proved to be a promising candidate for applications to quantum information processing. We analyze theoretically the multimode output of cascaded FWM systems, derive its independent squeezed modes and show how, with phase controlled homodyne detection and digital post-processing, they can be turned into a versatile source of ","authors_text":"Giulia Ferrini, Hailong Wang, Jietai Jing, Jingliang Feng, Nicolas Treps, Xinye Xu, Yin Cai","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-14T12:42:36Z","title":"Quantum networks generation based on four-wave mixing"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3672","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":"sha256:46456d11c97f3313bd03bb3fa05e22cd8aaa08b6ab824cd5641ed837ee309648","target":"record","created_at":"2026-05-18T01:41:48Z","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":"4cd6766ee79b97d0a8cfb06499c01b2c59e591e5b015b32000a47fc23befc4ba","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-10-14T12:42:36Z","title_canon_sha256":"374079b77b88867dc3712379616ddfc6c54d539c954302ceb2c1b9a739c977d9"},"schema_version":"1.0","source":{"id":"1410.3672","kind":"arxiv","version":2}},"canonical_sha256":"3f91d89026f760d83ca981561bfb21508eb0a849fea6c7f87b7d893a58bd5321","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3f91d89026f760d83ca981561bfb21508eb0a849fea6c7f87b7d893a58bd5321","first_computed_at":"2026-05-18T01:41:48.566521Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:41:48.566521Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5xrBAUacPTOxyZjEObzGA5TnLTkRn5x+r1jVft6ic2CvbFLS8Y0B9SK5AyujKyHURuOOAJaMduZnUTZBUv7+BA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:41:48.567037Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.3672","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:46456d11c97f3313bd03bb3fa05e22cd8aaa08b6ab824cd5641ed837ee309648","sha256:c4d73690c1d86f658ccb4a4dccf6dc0bd7871bf5a0c5229fa60bec09d2946d2f"],"state_sha256":"fd70c79fe615d39cde1d9d0847def1ae63f9479a8eaafb6d3538f5c6d4a28fde"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tKYPV0bwXm8Vuvr3u6niD/Q5iIEiYUO/tORXTKTe+gv/AdiBORvuu2fXDxACgC67zfqdclnER/1V6e1IRdcYAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T12:25:14.404991Z","bundle_sha256":"0878eec76a707b53f2d0f1825b966404c0dec10115fe956ba33b2e47014ffff2"}}