{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2007:XZM4QVFDFYJX5GKVVANHMSZSYK","short_pith_number":"pith:XZM4QVFD","canonical_record":{"source":{"id":"0704.3823","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2007-04-29T00:01:43Z","cross_cats_sorted":[],"title_canon_sha256":"3815c79b6a8f81faec2573063e1aa1dc27f8aeaa4e473e46d745879c4306837a","abstract_canon_sha256":"a7185b0c14c302c78aa654199c6267d1f71f8d293993c81b28bbc77dc687b5b2"},"schema_version":"1.0"},"canonical_sha256":"be59c854a32e137e9955a81a764b32c29eeb6cb9f53dee81e972f7ca224962a1","source":{"kind":"arxiv","id":"0704.3823","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0704.3823","created_at":"2026-05-18T02:16:31Z"},{"alias_kind":"arxiv_version","alias_value":"0704.3823v1","created_at":"2026-05-18T02:16:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0704.3823","created_at":"2026-05-18T02:16:31Z"},{"alias_kind":"pith_short_12","alias_value":"XZM4QVFDFYJX","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"XZM4QVFDFYJX5GKV","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"XZM4QVFD","created_at":"2026-05-18T12:25:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2007:XZM4QVFDFYJX5GKVVANHMSZSYK","target":"record","payload":{"canonical_record":{"source":{"id":"0704.3823","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"quant-ph","submitted_at":"2007-04-29T00:01:43Z","cross_cats_sorted":[],"title_canon_sha256":"3815c79b6a8f81faec2573063e1aa1dc27f8aeaa4e473e46d745879c4306837a","abstract_canon_sha256":"a7185b0c14c302c78aa654199c6267d1f71f8d293993c81b28bbc77dc687b5b2"},"schema_version":"1.0"},"canonical_sha256":"be59c854a32e137e9955a81a764b32c29eeb6cb9f53dee81e972f7ca224962a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:31.328051Z","signature_b64":"w48p0jxFP9ORhD0zD5u1NI/oznwxLO0q+Uan+8fc9IYC+kejaghEA156FEDh8b793dh+2LBt6Ez3s7z2c+CXAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"be59c854a32e137e9955a81a764b32c29eeb6cb9f53dee81e972f7ca224962a1","last_reissued_at":"2026-05-18T02:16:31.327643Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:31.327643Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0704.3823","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":"2026-05-18T02:16:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8HLSNEPl7gh5O5HZDtE8CFKAvsg6qRH3GIAKT8/JlXqLtC6WRBORbdFCXEQ7FtW3/mC62f2JNYlosdBVHIV/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T05:48:01.781390Z"},"content_sha256":"75a7badc406e0687217e1be6d96fe42026ad19e9b6d8b1c5ed1404c2b411618f","schema_version":"1.0","event_id":"sha256:75a7badc406e0687217e1be6d96fe42026ad19e9b6d8b1c5ed1404c2b411618f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2007:XZM4QVFDFYJX5GKVVANHMSZSYK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of Decoherence on the Dynamics of Bose-Einstein Condensates in a Double-well Potential","license":"","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"L. B. Fu, W. Wang, X. X. Yi","submitted_at":"2007-04-29T00:01:43Z","abstract_excerpt":"We study the dynamics of a Bose-Einstein condensate in a double-well potential in the mean-field approximation. Decoherence effects are considered by analyzing the couplings of the condensate to environments. Two kinds of coupling are taken into account. With the first kind of coupling dominated, the decoherence can enhance the self-trapping by increasing the damping of the oscillations in the dynamics, while the decoherence from the second kind of condensate-environment coupling leads to spoiling of the quantum tunneling and self-trapping."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0704.3823","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":"2026-05-18T02:16:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FjlpIjywNsBtUhONWnMf6zJSxOrNd+txPrcFW9nvBig71n1gn/f8msu3zbmAU1pepwSnESnuhqHkt2N3iHF7Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T05:48:01.782110Z"},"content_sha256":"45a4334e50d7618468ca41e205a6c1478f747a23a10a7714b1f4ed7691e47938","schema_version":"1.0","event_id":"sha256:45a4334e50d7618468ca41e205a6c1478f747a23a10a7714b1f4ed7691e47938"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XZM4QVFDFYJX5GKVVANHMSZSYK/bundle.json","state_url":"https://pith.science/pith/XZM4QVFDFYJX5GKVVANHMSZSYK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XZM4QVFDFYJX5GKVVANHMSZSYK/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":"2026-05-31T05:48:01Z","links":{"resolver":"https://pith.science/pith/XZM4QVFDFYJX5GKVVANHMSZSYK","bundle":"https://pith.science/pith/XZM4QVFDFYJX5GKVVANHMSZSYK/bundle.json","state":"https://pith.science/pith/XZM4QVFDFYJX5GKVVANHMSZSYK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XZM4QVFDFYJX5GKVVANHMSZSYK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2007:XZM4QVFDFYJX5GKVVANHMSZSYK","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":"a7185b0c14c302c78aa654199c6267d1f71f8d293993c81b28bbc77dc687b5b2","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2007-04-29T00:01:43Z","title_canon_sha256":"3815c79b6a8f81faec2573063e1aa1dc27f8aeaa4e473e46d745879c4306837a"},"schema_version":"1.0","source":{"id":"0704.3823","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0704.3823","created_at":"2026-05-18T02:16:31Z"},{"alias_kind":"arxiv_version","alias_value":"0704.3823v1","created_at":"2026-05-18T02:16:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0704.3823","created_at":"2026-05-18T02:16:31Z"},{"alias_kind":"pith_short_12","alias_value":"XZM4QVFDFYJX","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_16","alias_value":"XZM4QVFDFYJX5GKV","created_at":"2026-05-18T12:25:56Z"},{"alias_kind":"pith_short_8","alias_value":"XZM4QVFD","created_at":"2026-05-18T12:25:56Z"}],"graph_snapshots":[{"event_id":"sha256:45a4334e50d7618468ca41e205a6c1478f747a23a10a7714b1f4ed7691e47938","target":"graph","created_at":"2026-05-18T02:16:31Z","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 study the dynamics of a Bose-Einstein condensate in a double-well potential in the mean-field approximation. Decoherence effects are considered by analyzing the couplings of the condensate to environments. Two kinds of coupling are taken into account. With the first kind of coupling dominated, the decoherence can enhance the self-trapping by increasing the damping of the oscillations in the dynamics, while the decoherence from the second kind of condensate-environment coupling leads to spoiling of the quantum tunneling and self-trapping.","authors_text":"L. B. Fu, W. Wang, X. X. Yi","cross_cats":[],"headline":"","license":"","primary_cat":"quant-ph","submitted_at":"2007-04-29T00:01:43Z","title":"Effect of Decoherence on the Dynamics of Bose-Einstein Condensates in a Double-well Potential"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0704.3823","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":"sha256:75a7badc406e0687217e1be6d96fe42026ad19e9b6d8b1c5ed1404c2b411618f","target":"record","created_at":"2026-05-18T02:16:31Z","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":"a7185b0c14c302c78aa654199c6267d1f71f8d293993c81b28bbc77dc687b5b2","cross_cats_sorted":[],"license":"","primary_cat":"quant-ph","submitted_at":"2007-04-29T00:01:43Z","title_canon_sha256":"3815c79b6a8f81faec2573063e1aa1dc27f8aeaa4e473e46d745879c4306837a"},"schema_version":"1.0","source":{"id":"0704.3823","kind":"arxiv","version":1}},"canonical_sha256":"be59c854a32e137e9955a81a764b32c29eeb6cb9f53dee81e972f7ca224962a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"be59c854a32e137e9955a81a764b32c29eeb6cb9f53dee81e972f7ca224962a1","first_computed_at":"2026-05-18T02:16:31.327643Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:31.327643Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"w48p0jxFP9ORhD0zD5u1NI/oznwxLO0q+Uan+8fc9IYC+kejaghEA156FEDh8b793dh+2LBt6Ez3s7z2c+CXAA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:31.328051Z","signed_message":"canonical_sha256_bytes"},"source_id":"0704.3823","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:75a7badc406e0687217e1be6d96fe42026ad19e9b6d8b1c5ed1404c2b411618f","sha256:45a4334e50d7618468ca41e205a6c1478f747a23a10a7714b1f4ed7691e47938"],"state_sha256":"ac0b70ab0dba722c9ee3fdaf567cabbb362af5d3d9b0e4a4e926079625ba6b26"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9Urj46JW5xbV7/Wan/cJGwg6rGR08SNQOJqsb4Fj+Lc5dKSX5gFz0m2k0Xub4gucRlOGTuo0uH3OcpZ2C0leAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T05:48:01.785709Z","bundle_sha256":"8dc9a7c3cc906ef68682b779b5690e19a773c34191f42e0c391558a00922fff2"}}