{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1998:BUJV2YRYOPHFAGYW7EUEP4WZLB","short_pith_number":"pith:BUJV2YRY","canonical_record":{"source":{"id":"quant-ph/9806096","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"1998-06-30T05:40:55Z","cross_cats_sorted":[],"title_canon_sha256":"863ec1d0ebf659fce80c8e7389e5df2d644c308dcb3efe8a7d263ef09968ded5","abstract_canon_sha256":"e1956ab176b17983ecd0c5787adf29ff74614fcbb71d40887d43b02ff8bc5c42"},"schema_version":"1.0"},"canonical_sha256":"0d135d623873ce501b16f92847f2d95846cf5a1081db6a1654fcd724a04b0fa9","source":{"kind":"arxiv","id":"quant-ph/9806096","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/9806096","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/9806096v2","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/9806096","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"pith_short_12","alias_value":"BUJV2YRYOPHF","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"pith_short_16","alias_value":"BUJV2YRYOPHFAGYW","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"pith_short_8","alias_value":"BUJV2YRY","created_at":"2026-07-04T15:21:08Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1998:BUJV2YRYOPHFAGYW7EUEP4WZLB","target":"record","payload":{"canonical_record":{"source":{"id":"quant-ph/9806096","kind":"arxiv","version":2},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"1998-06-30T05:40:55Z","cross_cats_sorted":[],"title_canon_sha256":"863ec1d0ebf659fce80c8e7389e5df2d644c308dcb3efe8a7d263ef09968ded5","abstract_canon_sha256":"e1956ab176b17983ecd0c5787adf29ff74614fcbb71d40887d43b02ff8bc5c42"},"schema_version":"1.0"},"canonical_sha256":"0d135d623873ce501b16f92847f2d95846cf5a1081db6a1654fcd724a04b0fa9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:21:08.851307Z","signature_b64":"tzXPKtUwp5wZg9tBqzbwFOSIPQ/alW+Ykg7WryV4XtOO4463bES9iSr9ZGv4D62DnYSBQ2EMpbQE530oVHXKCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0d135d623873ce501b16f92847f2d95846cf5a1081db6a1654fcd724a04b0fa9","last_reissued_at":"2026-07-04T15:21:08.850898Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:21:08.850898Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"quant-ph/9806096","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":"2026-07-04T15:21:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3dPfUNjiVKwD4qCZyRCWs4evvbeWmkoUnagWHbNsaWW5LIzqQdICIVOsUVU9I5awlRpiJeF8SmZbNvwRFNELAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T01:01:56.733103Z"},"content_sha256":"09a21b31e23eea00bef9ba4a87851b7a933cf1bf31f7c477041214dc763b64f5","schema_version":"1.0","event_id":"sha256:09a21b31e23eea00bef9ba4a87851b7a933cf1bf31f7c477041214dc763b64f5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1998:BUJV2YRYOPHFAGYW7EUEP4WZLB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"One-Parameter Squeezed Gaussian States of Time-Dependent Harmonic Oscillator and Selection Rule for Vacuum States","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"Jung Kon Kim, Sang Pyo Kim","submitted_at":"1998-06-30T05:40:55Z","abstract_excerpt":"By using the invariant method we find one-parameter squeezed Gaussian states for both time-independent and time-dependent oscillators. The squeezing parameter is expressed in terms of energy expectation value for time-independent case and represents the degree of mixing positive and negative frequency solutions for time-dependent case. A {\\it minimum uncertainty proposal} is advanced to select uniquely vacuum states at each moment of time. We show that the Gaussian states with minimum uncertainty coincide with the true vacuum state for time-independent oscillator and the Bunch-Davies vacuum fo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/9806096","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/quant-ph/9806096/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-04T15:21:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gnqf5wvVdkPIAaPxRoXVVRxf3Q/Bh22uQsxVFr3KgP/IM0qOpGgb51MDxdm8HjkjP2IxTvb2CEfLmFYf4vrdDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-06T01:01:56.733630Z"},"content_sha256":"d07e9f7edb17e06bbd79a4dc8ffff630565501e61b93c15d35342d210cd523a5","schema_version":"1.0","event_id":"sha256:d07e9f7edb17e06bbd79a4dc8ffff630565501e61b93c15d35342d210cd523a5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB/bundle.json","state_url":"https://pith.science/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB/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":"2026-08-06T01:01:56Z","links":{"resolver":"https://pith.science/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB","bundle":"https://pith.science/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB/bundle.json","state":"https://pith.science/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BUJV2YRYOPHFAGYW7EUEP4WZLB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1998:BUJV2YRYOPHFAGYW7EUEP4WZLB","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":"e1956ab176b17983ecd0c5787adf29ff74614fcbb71d40887d43b02ff8bc5c42","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"1998-06-30T05:40:55Z","title_canon_sha256":"863ec1d0ebf659fce80c8e7389e5df2d644c308dcb3efe8a7d263ef09968ded5"},"schema_version":"1.0","source":{"id":"quant-ph/9806096","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"quant-ph/9806096","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"arxiv_version","alias_value":"quant-ph/9806096v2","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.quant-ph/9806096","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"pith_short_12","alias_value":"BUJV2YRYOPHF","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"pith_short_16","alias_value":"BUJV2YRYOPHFAGYW","created_at":"2026-07-04T15:21:08Z"},{"alias_kind":"pith_short_8","alias_value":"BUJV2YRY","created_at":"2026-07-04T15:21:08Z"}],"graph_snapshots":[{"event_id":"sha256:d07e9f7edb17e06bbd79a4dc8ffff630565501e61b93c15d35342d210cd523a5","target":"graph","created_at":"2026-07-04T15:21:08Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/quant-ph/9806096/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"By using the invariant method we find one-parameter squeezed Gaussian states for both time-independent and time-dependent oscillators. The squeezing parameter is expressed in terms of energy expectation value for time-independent case and represents the degree of mixing positive and negative frequency solutions for time-dependent case. A {\\it minimum uncertainty proposal} is advanced to select uniquely vacuum states at each moment of time. We show that the Gaussian states with minimum uncertainty coincide with the true vacuum state for time-independent oscillator and the Bunch-Davies vacuum fo","authors_text":"Jung Kon Kim, Sang Pyo Kim","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"1998-06-30T05:40:55Z","title":"One-Parameter Squeezed Gaussian States of Time-Dependent Harmonic Oscillator and Selection Rule for Vacuum States"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"quant-ph/9806096","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":"sha256:09a21b31e23eea00bef9ba4a87851b7a933cf1bf31f7c477041214dc763b64f5","target":"record","created_at":"2026-07-04T15:21:08Z","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":"e1956ab176b17983ecd0c5787adf29ff74614fcbb71d40887d43b02ff8bc5c42","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"1998-06-30T05:40:55Z","title_canon_sha256":"863ec1d0ebf659fce80c8e7389e5df2d644c308dcb3efe8a7d263ef09968ded5"},"schema_version":"1.0","source":{"id":"quant-ph/9806096","kind":"arxiv","version":2}},"canonical_sha256":"0d135d623873ce501b16f92847f2d95846cf5a1081db6a1654fcd724a04b0fa9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0d135d623873ce501b16f92847f2d95846cf5a1081db6a1654fcd724a04b0fa9","first_computed_at":"2026-07-04T15:21:08.850898Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:21:08.850898Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"tzXPKtUwp5wZg9tBqzbwFOSIPQ/alW+Ykg7WryV4XtOO4463bES9iSr9ZGv4D62DnYSBQ2EMpbQE530oVHXKCg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:21:08.851307Z","signed_message":"canonical_sha256_bytes"},"source_id":"quant-ph/9806096","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:09a21b31e23eea00bef9ba4a87851b7a933cf1bf31f7c477041214dc763b64f5","sha256:d07e9f7edb17e06bbd79a4dc8ffff630565501e61b93c15d35342d210cd523a5"],"state_sha256":"1317167031edefc12c201f545e0b4b5a621845b5290bbec8ca9d5d27acc4c17b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D/Jnk4hlQkHJs54ayq60yMH2THYyPug6zaKvA8C73YHeQIXDvMX228Davw1xupjzBGZJBH2+2AMxTwJb5gy2Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-06T01:01:56.740131Z","bundle_sha256":"f7e0562b097ff13f1da8dce282352b0eb1a787e42e2d4eca6ba80d89b02821dd"}}