{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:MFBBSP4O6SEFUALD7HNPGKHCR6","short_pith_number":"pith:MFBBSP4O","canonical_record":{"source":{"id":"1608.02698","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-09T05:59:25Z","cross_cats_sorted":["cs.SY","math-ph","math.MP","math.OC"],"title_canon_sha256":"431ff69e0d158d64a9c0707bb3860e8465e2520efd968fb5ec00a7de7e7bc969","abstract_canon_sha256":"c5c45c1845272d93a37068ab8930daf5ed95e85c31639f64697508eb900add66"},"schema_version":"1.0"},"canonical_sha256":"6142193f8ef4885a0163f9daf328e28fa45005375b3c5a49a40b2d9d1a9c809e","source":{"kind":"arxiv","id":"1608.02698","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.02698","created_at":"2026-05-18T01:09:33Z"},{"alias_kind":"arxiv_version","alias_value":"1608.02698v1","created_at":"2026-05-18T01:09:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.02698","created_at":"2026-05-18T01:09:33Z"},{"alias_kind":"pith_short_12","alias_value":"MFBBSP4O6SEF","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MFBBSP4O6SEFUALD","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MFBBSP4O","created_at":"2026-05-18T12:30:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:MFBBSP4O6SEFUALD7HNPGKHCR6","target":"record","payload":{"canonical_record":{"source":{"id":"1608.02698","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-09T05:59:25Z","cross_cats_sorted":["cs.SY","math-ph","math.MP","math.OC"],"title_canon_sha256":"431ff69e0d158d64a9c0707bb3860e8465e2520efd968fb5ec00a7de7e7bc969","abstract_canon_sha256":"c5c45c1845272d93a37068ab8930daf5ed95e85c31639f64697508eb900add66"},"schema_version":"1.0"},"canonical_sha256":"6142193f8ef4885a0163f9daf328e28fa45005375b3c5a49a40b2d9d1a9c809e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:09:33.885788Z","signature_b64":"mBJ8Ib842Qg72m1LsU12xmi6oW7MBs7ywZMMTE5BE9UsyQjZKcwunvJLSFautPxkqh3ZpsMVQzzzYfJwbJgxDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6142193f8ef4885a0163f9daf328e28fa45005375b3c5a49a40b2d9d1a9c809e","last_reissued_at":"2026-05-18T01:09:33.885369Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:09:33.885369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.02698","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":"2026-05-18T01:09:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FPvaurdfznZfcCFrcoWped9BCHCqzLIMQmW8fdFZTFhIQazPzOXEs0DstKiqSX/+7un6YeKRCCI9GHgtNJaPAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:36:25.307493Z"},"content_sha256":"d6a66290ffbdca2fbac38734354f998858ff2a26895ccef6ef76b4040752eaf9","schema_version":"1.0","event_id":"sha256:d6a66290ffbdca2fbac38734354f998858ff2a26895ccef6ef76b4040752eaf9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:MFBBSP4O6SEFUALD7HNPGKHCR6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pure Gaussian quantum states from passive Hamiltonians and an active local dissipative process","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY","math-ph","math.MP","math.OC"],"primary_cat":"quant-ph","authors_text":"Ian R. Petersen, Matthew J. Woolley, Naoki Yamamoto, Shan Ma","submitted_at":"2016-08-09T05:59:25Z","abstract_excerpt":"We investigate the problem of preparing a pure Gaussian state via reservoir engineering. In particular, we consider a linear quantum system with a passive Hamiltonian and with a single reservoir which acts only on a single site of the system. We then give a full parametrization of the pure Gaussian states that can be prepared by this type of quantum system."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.02698","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":"2026-05-18T01:09:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sJ7+iDDdpRKz+01BzS5bujjNsgQJUw7K++gD+rSLfrvs8RLtnZu7RURyiJqn/zgQw8aDZazmpDshssZJ9pYjDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T15:36:25.308161Z"},"content_sha256":"a7a73e84d5c143e5b53f52a6e11e14e26362b989f2e814dd5834606f928f6ea8","schema_version":"1.0","event_id":"sha256:a7a73e84d5c143e5b53f52a6e11e14e26362b989f2e814dd5834606f928f6ea8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MFBBSP4O6SEFUALD7HNPGKHCR6/bundle.json","state_url":"https://pith.science/pith/MFBBSP4O6SEFUALD7HNPGKHCR6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MFBBSP4O6SEFUALD7HNPGKHCR6/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":"2026-06-06T15:36:25Z","links":{"resolver":"https://pith.science/pith/MFBBSP4O6SEFUALD7HNPGKHCR6","bundle":"https://pith.science/pith/MFBBSP4O6SEFUALD7HNPGKHCR6/bundle.json","state":"https://pith.science/pith/MFBBSP4O6SEFUALD7HNPGKHCR6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MFBBSP4O6SEFUALD7HNPGKHCR6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:MFBBSP4O6SEFUALD7HNPGKHCR6","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":"c5c45c1845272d93a37068ab8930daf5ed95e85c31639f64697508eb900add66","cross_cats_sorted":["cs.SY","math-ph","math.MP","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-09T05:59:25Z","title_canon_sha256":"431ff69e0d158d64a9c0707bb3860e8465e2520efd968fb5ec00a7de7e7bc969"},"schema_version":"1.0","source":{"id":"1608.02698","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.02698","created_at":"2026-05-18T01:09:33Z"},{"alias_kind":"arxiv_version","alias_value":"1608.02698v1","created_at":"2026-05-18T01:09:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.02698","created_at":"2026-05-18T01:09:33Z"},{"alias_kind":"pith_short_12","alias_value":"MFBBSP4O6SEF","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_16","alias_value":"MFBBSP4O6SEFUALD","created_at":"2026-05-18T12:30:32Z"},{"alias_kind":"pith_short_8","alias_value":"MFBBSP4O","created_at":"2026-05-18T12:30:32Z"}],"graph_snapshots":[{"event_id":"sha256:a7a73e84d5c143e5b53f52a6e11e14e26362b989f2e814dd5834606f928f6ea8","target":"graph","created_at":"2026-05-18T01:09:33Z","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 investigate the problem of preparing a pure Gaussian state via reservoir engineering. In particular, we consider a linear quantum system with a passive Hamiltonian and with a single reservoir which acts only on a single site of the system. We then give a full parametrization of the pure Gaussian states that can be prepared by this type of quantum system.","authors_text":"Ian R. Petersen, Matthew J. Woolley, Naoki Yamamoto, Shan Ma","cross_cats":["cs.SY","math-ph","math.MP","math.OC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-09T05:59:25Z","title":"Pure Gaussian quantum states from passive Hamiltonians and an active local dissipative process"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.02698","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:d6a66290ffbdca2fbac38734354f998858ff2a26895ccef6ef76b4040752eaf9","target":"record","created_at":"2026-05-18T01:09:33Z","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":"c5c45c1845272d93a37068ab8930daf5ed95e85c31639f64697508eb900add66","cross_cats_sorted":["cs.SY","math-ph","math.MP","math.OC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-09T05:59:25Z","title_canon_sha256":"431ff69e0d158d64a9c0707bb3860e8465e2520efd968fb5ec00a7de7e7bc969"},"schema_version":"1.0","source":{"id":"1608.02698","kind":"arxiv","version":1}},"canonical_sha256":"6142193f8ef4885a0163f9daf328e28fa45005375b3c5a49a40b2d9d1a9c809e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6142193f8ef4885a0163f9daf328e28fa45005375b3c5a49a40b2d9d1a9c809e","first_computed_at":"2026-05-18T01:09:33.885369Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:09:33.885369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mBJ8Ib842Qg72m1LsU12xmi6oW7MBs7ywZMMTE5BE9UsyQjZKcwunvJLSFautPxkqh3ZpsMVQzzzYfJwbJgxDw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:09:33.885788Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.02698","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6a66290ffbdca2fbac38734354f998858ff2a26895ccef6ef76b4040752eaf9","sha256:a7a73e84d5c143e5b53f52a6e11e14e26362b989f2e814dd5834606f928f6ea8"],"state_sha256":"3b7125f8c7ea7e6c01d25a42777475ce59d9e317b9cd2cc81b1ca0a37a2c8cf1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KINPHtI6LPEMR9PWDBdEsLq99KP8B2ks2gRb8Ypv/o6oY0ML/sb6haFbUZoUyhPyu3F2OR1yXlhbPvnNoVcLAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T15:36:25.311695Z","bundle_sha256":"031b67570811751d91d6b96d5d537a2607d3d1f6adfa5ce723705e9db1494cab"}}