{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:UGHZSWF5WGOPSFKYZL2QSIBTGI","short_pith_number":"pith:UGHZSWF5","canonical_record":{"source":{"id":"1504.05917","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-04-22T18:38:33Z","cross_cats_sorted":[],"title_canon_sha256":"36adfacd4f47a22b8f38f53e6d36c8d494cfbbf3d1b4cfcc614edf6fa9326772","abstract_canon_sha256":"d447c3550c8cf310532ce8a50c033ca1ad8fbf2ef51cd58ccf37bbf742bade49"},"schema_version":"1.0"},"canonical_sha256":"a18f9958bdb19cf91558caf50920333225b6240eb186622c9ad9cadfacd491b6","source":{"kind":"arxiv","id":"1504.05917","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.05917","created_at":"2026-05-18T02:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"1504.05917v1","created_at":"2026-05-18T02:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.05917","created_at":"2026-05-18T02:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"UGHZSWF5WGOP","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UGHZSWF5WGOPSFKY","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UGHZSWF5","created_at":"2026-05-18T12:29:44Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:UGHZSWF5WGOPSFKYZL2QSIBTGI","target":"record","payload":{"canonical_record":{"source":{"id":"1504.05917","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-04-22T18:38:33Z","cross_cats_sorted":[],"title_canon_sha256":"36adfacd4f47a22b8f38f53e6d36c8d494cfbbf3d1b4cfcc614edf6fa9326772","abstract_canon_sha256":"d447c3550c8cf310532ce8a50c033ca1ad8fbf2ef51cd58ccf37bbf742bade49"},"schema_version":"1.0"},"canonical_sha256":"a18f9958bdb19cf91558caf50920333225b6240eb186622c9ad9cadfacd491b6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:18:04.705147Z","signature_b64":"zWAJSUyuanu336C90YGKNDPFgGXyVR/i6e0qCsGytp61k9KEw3LqpjnpqchHnxMmwdvxA/D9roT6DpR2kkbyAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a18f9958bdb19cf91558caf50920333225b6240eb186622c9ad9cadfacd491b6","last_reissued_at":"2026-05-18T02:18:04.704409Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:18:04.704409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.05917","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8GXEF4bHJ7aLBGJHslagEKsasOC2DesU4/2fWyyOk/zweIi6rZtu46v1mFpBIdoB0mSIgG8jGriwIvYpC5otBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:40:24.648132Z"},"content_sha256":"2e72e8fb2bdaee5431c34d049efd90f5ea669f6aabb0a61912dc739e56b5c9e3","schema_version":"1.0","event_id":"sha256:2e72e8fb2bdaee5431c34d049efd90f5ea669f6aabb0a61912dc739e56b5c9e3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:UGHZSWF5WGOPSFKYZL2QSIBTGI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Contributions to the Quantum Optics of Multi-mode Optical Parametric Oscillators","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Carlos Navarrete-Benlloch","submitted_at":"2015-04-22T18:38:33Z","abstract_excerpt":"This thesis is mainly devoted to the study of the quantum properties of optical parametric oscillators (OPOs), which are nowadays the sources of the highest-quality quantum-correlated light, apart from fundamental tools in the classical-optics realm, allowing for the conversion of laser light into virtually all regions of the optical spectrum. Regarding its content, the thesis might seem a bit unusual, because two thirds of it are devoted to a self-contained (though dense) introduction to quantum optics, including the quantum physics of harmonic oscillators, the quantization of the electromagn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.05917","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:18:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0mzqWwtBdz7nl2Sle91qWtj54iKQB3ffDKxCyXaqaEEV+XZv5S8QFjhEomHKw002t/qkXuvh/a4a0LJLjE0JDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T18:40:24.648919Z"},"content_sha256":"6855d956dd3a81942824ba7b0b2cc86fdc120ae8c72b89ce3162c5056c50ce79","schema_version":"1.0","event_id":"sha256:6855d956dd3a81942824ba7b0b2cc86fdc120ae8c72b89ce3162c5056c50ce79"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI/bundle.json","state_url":"https://pith.science/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI/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":"2026-05-25T18:40:24Z","links":{"resolver":"https://pith.science/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI","bundle":"https://pith.science/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI/bundle.json","state":"https://pith.science/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UGHZSWF5WGOPSFKYZL2QSIBTGI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:UGHZSWF5WGOPSFKYZL2QSIBTGI","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":"d447c3550c8cf310532ce8a50c033ca1ad8fbf2ef51cd58ccf37bbf742bade49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-04-22T18:38:33Z","title_canon_sha256":"36adfacd4f47a22b8f38f53e6d36c8d494cfbbf3d1b4cfcc614edf6fa9326772"},"schema_version":"1.0","source":{"id":"1504.05917","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.05917","created_at":"2026-05-18T02:18:04Z"},{"alias_kind":"arxiv_version","alias_value":"1504.05917v1","created_at":"2026-05-18T02:18:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.05917","created_at":"2026-05-18T02:18:04Z"},{"alias_kind":"pith_short_12","alias_value":"UGHZSWF5WGOP","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_16","alias_value":"UGHZSWF5WGOPSFKY","created_at":"2026-05-18T12:29:44Z"},{"alias_kind":"pith_short_8","alias_value":"UGHZSWF5","created_at":"2026-05-18T12:29:44Z"}],"graph_snapshots":[{"event_id":"sha256:6855d956dd3a81942824ba7b0b2cc86fdc120ae8c72b89ce3162c5056c50ce79","target":"graph","created_at":"2026-05-18T02:18:04Z","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":"This thesis is mainly devoted to the study of the quantum properties of optical parametric oscillators (OPOs), which are nowadays the sources of the highest-quality quantum-correlated light, apart from fundamental tools in the classical-optics realm, allowing for the conversion of laser light into virtually all regions of the optical spectrum. Regarding its content, the thesis might seem a bit unusual, because two thirds of it are devoted to a self-contained (though dense) introduction to quantum optics, including the quantum physics of harmonic oscillators, the quantization of the electromagn","authors_text":"Carlos Navarrete-Benlloch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-04-22T18:38:33Z","title":"Contributions to the Quantum Optics of Multi-mode Optical Parametric Oscillators"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.05917","kind":"arxiv","version":1},"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":"sha256:2e72e8fb2bdaee5431c34d049efd90f5ea669f6aabb0a61912dc739e56b5c9e3","target":"record","created_at":"2026-05-18T02:18:04Z","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":"d447c3550c8cf310532ce8a50c033ca1ad8fbf2ef51cd58ccf37bbf742bade49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2015-04-22T18:38:33Z","title_canon_sha256":"36adfacd4f47a22b8f38f53e6d36c8d494cfbbf3d1b4cfcc614edf6fa9326772"},"schema_version":"1.0","source":{"id":"1504.05917","kind":"arxiv","version":1}},"canonical_sha256":"a18f9958bdb19cf91558caf50920333225b6240eb186622c9ad9cadfacd491b6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a18f9958bdb19cf91558caf50920333225b6240eb186622c9ad9cadfacd491b6","first_computed_at":"2026-05-18T02:18:04.704409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:18:04.704409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zWAJSUyuanu336C90YGKNDPFgGXyVR/i6e0qCsGytp61k9KEw3LqpjnpqchHnxMmwdvxA/D9roT6DpR2kkbyAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:18:04.705147Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.05917","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2e72e8fb2bdaee5431c34d049efd90f5ea669f6aabb0a61912dc739e56b5c9e3","sha256:6855d956dd3a81942824ba7b0b2cc86fdc120ae8c72b89ce3162c5056c50ce79"],"state_sha256":"ae223dd8e640ff4de9c3b15369f2bf935e2943683e76993e5dd5071eec382dcd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V1IHXKgkp6qJ8P8skoA7Ar/Ejb4sd3WUPjq8QtwXKUtbMPLn1IRjW5QkOSFXZnnNGGI+rkAhkYTRHgTIomPDDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T18:40:24.652862Z","bundle_sha256":"a6d5cbf2fbd39b6283e0391368863ca94c638c412452de8d62aaf47d851ea40a"}}