{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:DOVXSVKIBJF5ESPCCYYRLZY7ET","short_pith_number":"pith:DOVXSVKI","canonical_record":{"source":{"id":"1404.3445","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-14T01:02:34Z","cross_cats_sorted":[],"title_canon_sha256":"daf3bfa2fc1837ed3a8ab038bb8f5e0e7e00ce09f602b1a7889e04c87a3a4998","abstract_canon_sha256":"1bb979846d9609d4dff04a2539b5a04a1a7eb9e6174bdff23bf9016c6c675cb2"},"schema_version":"1.0"},"canonical_sha256":"1bab7955480a4bd249e2163115e71f24f92d11da08d651526f484b6d470629eb","source":{"kind":"arxiv","id":"1404.3445","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.3445","created_at":"2026-05-18T02:45:04Z"},{"alias_kind":"arxiv_version","alias_value":"1404.3445v2","created_at":"2026-05-18T02:45:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.3445","created_at":"2026-05-18T02:45:04Z"},{"alias_kind":"pith_short_12","alias_value":"DOVXSVKIBJF5","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DOVXSVKIBJF5ESPC","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DOVXSVKI","created_at":"2026-05-18T12:28:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:DOVXSVKIBJF5ESPCCYYRLZY7ET","target":"record","payload":{"canonical_record":{"source":{"id":"1404.3445","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-14T01:02:34Z","cross_cats_sorted":[],"title_canon_sha256":"daf3bfa2fc1837ed3a8ab038bb8f5e0e7e00ce09f602b1a7889e04c87a3a4998","abstract_canon_sha256":"1bb979846d9609d4dff04a2539b5a04a1a7eb9e6174bdff23bf9016c6c675cb2"},"schema_version":"1.0"},"canonical_sha256":"1bab7955480a4bd249e2163115e71f24f92d11da08d651526f484b6d470629eb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:45:04.220299Z","signature_b64":"NmIijrAi7OmEyr86B1xCGFhrnuf8oNI8SGoI6VRGFF2B8yqmnua85Ib0kXEiEQrk1oarM9o6z/pLvVvYVEOPBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1bab7955480a4bd249e2163115e71f24f92d11da08d651526f484b6d470629eb","last_reissued_at":"2026-05-18T02:45:04.219741Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:45:04.219741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1404.3445","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":"2026-05-18T02:45:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zBqT5HHUfHGbyA+/732/XR6Nz857x+8aihEAUlTmkKaGLDaqIwV7fmUWtQ19xCRwl2O4Bdd2wPpP3Z2+CzLwAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T23:34:05.205603Z"},"content_sha256":"11ab1403540734394acef6d3b97646c8a222c69fcc65a8d6a1290f929c1fcbda","schema_version":"1.0","event_id":"sha256:11ab1403540734394acef6d3b97646c8a222c69fcc65a8d6a1290f929c1fcbda"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:DOVXSVKIBJF5ESPCCYYRLZY7ET","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Coherent control and feedback cooling in a remotely-coupled hybrid atom-optomechanical system","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Halina Rubinsztein-Dunlop, James S. Bennett, Lars S. Madsen, Mark Baker, Warwick P Bowen","submitted_at":"2014-04-14T01:02:34Z","abstract_excerpt":"Cooling to the motional ground state is an important first step in the preparation of nonclassical states of mesoscopic mechanical oscillators. Light-mediated coupling to a remote atomic ensemble has been proposed as a method to reach the ground state for low frequency oscillators. The ground state can also be reached using optical measurement followed by feedback control. Here we investigate the possibility of enhanced cooling by combining these two approaches. The combination, in general, outperforms either individual technique, though atomic ensemble-based cooling and feedback cooling each "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.3445","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":"2026-05-18T02:45:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9/VtKfWmq+7yu0/1qNQasjM24+mZD1wMlDfosTtc6Td8cOcOV+BcnkDsTX/wKEZgzVxNsjWWtccEQDUf8MG/Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T23:34:05.206177Z"},"content_sha256":"6de86271e3e550636d07c5d2ebba38752e46d8606a4799f974e1ef548108b89b","schema_version":"1.0","event_id":"sha256:6de86271e3e550636d07c5d2ebba38752e46d8606a4799f974e1ef548108b89b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET/bundle.json","state_url":"https://pith.science/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET/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":"2026-06-11T23:34:05Z","links":{"resolver":"https://pith.science/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET","bundle":"https://pith.science/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET/bundle.json","state":"https://pith.science/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DOVXSVKIBJF5ESPCCYYRLZY7ET/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:DOVXSVKIBJF5ESPCCYYRLZY7ET","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":"1bb979846d9609d4dff04a2539b5a04a1a7eb9e6174bdff23bf9016c6c675cb2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-14T01:02:34Z","title_canon_sha256":"daf3bfa2fc1837ed3a8ab038bb8f5e0e7e00ce09f602b1a7889e04c87a3a4998"},"schema_version":"1.0","source":{"id":"1404.3445","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1404.3445","created_at":"2026-05-18T02:45:04Z"},{"alias_kind":"arxiv_version","alias_value":"1404.3445v2","created_at":"2026-05-18T02:45:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1404.3445","created_at":"2026-05-18T02:45:04Z"},{"alias_kind":"pith_short_12","alias_value":"DOVXSVKIBJF5","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_16","alias_value":"DOVXSVKIBJF5ESPC","created_at":"2026-05-18T12:28:25Z"},{"alias_kind":"pith_short_8","alias_value":"DOVXSVKI","created_at":"2026-05-18T12:28:25Z"}],"graph_snapshots":[{"event_id":"sha256:6de86271e3e550636d07c5d2ebba38752e46d8606a4799f974e1ef548108b89b","target":"graph","created_at":"2026-05-18T02:45:04Z","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":"Cooling to the motional ground state is an important first step in the preparation of nonclassical states of mesoscopic mechanical oscillators. Light-mediated coupling to a remote atomic ensemble has been proposed as a method to reach the ground state for low frequency oscillators. The ground state can also be reached using optical measurement followed by feedback control. Here we investigate the possibility of enhanced cooling by combining these two approaches. The combination, in general, outperforms either individual technique, though atomic ensemble-based cooling and feedback cooling each ","authors_text":"Halina Rubinsztein-Dunlop, James S. Bennett, Lars S. Madsen, Mark Baker, Warwick P Bowen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-14T01:02:34Z","title":"Coherent control and feedback cooling in a remotely-coupled hybrid atom-optomechanical system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1404.3445","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":"sha256:11ab1403540734394acef6d3b97646c8a222c69fcc65a8d6a1290f929c1fcbda","target":"record","created_at":"2026-05-18T02:45:04Z","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":"1bb979846d9609d4dff04a2539b5a04a1a7eb9e6174bdff23bf9016c6c675cb2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2014-04-14T01:02:34Z","title_canon_sha256":"daf3bfa2fc1837ed3a8ab038bb8f5e0e7e00ce09f602b1a7889e04c87a3a4998"},"schema_version":"1.0","source":{"id":"1404.3445","kind":"arxiv","version":2}},"canonical_sha256":"1bab7955480a4bd249e2163115e71f24f92d11da08d651526f484b6d470629eb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1bab7955480a4bd249e2163115e71f24f92d11da08d651526f484b6d470629eb","first_computed_at":"2026-05-18T02:45:04.219741Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:45:04.219741Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NmIijrAi7OmEyr86B1xCGFhrnuf8oNI8SGoI6VRGFF2B8yqmnua85Ib0kXEiEQrk1oarM9o6z/pLvVvYVEOPBA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:45:04.220299Z","signed_message":"canonical_sha256_bytes"},"source_id":"1404.3445","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:11ab1403540734394acef6d3b97646c8a222c69fcc65a8d6a1290f929c1fcbda","sha256:6de86271e3e550636d07c5d2ebba38752e46d8606a4799f974e1ef548108b89b"],"state_sha256":"3d238d34d6dbee704197e44fadf2fa5178c37aa41acf32e1c188aca1e895f05f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2QIDPh4hiN3Wd9ZKQynaKGIWC69XGH8p3maH4KVV3xxpyUyAT80GRnSJRO2NiLnALqR6sLFieu74/cF7aMjtCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T23:34:05.209748Z","bundle_sha256":"2da30b091bdb75350eac3ac0d11d60c0acce48b6baac1d961ae108206d9f82a1"}}