{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:DDPR5R2L6Q3X7Z5E3AWTBMDEK6","short_pith_number":"pith:DDPR5R2L","schema_version":"1.0","canonical_sha256":"18df1ec74bf4377fe7a4d82d30b06457b8c477253c772aaf6755d44d65cdf440","source":{"kind":"arxiv","id":"1302.5238","version":4},"attestation_state":"computed","paper":{"title":"Entanglement in two site Bose-Hubbard model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"K. V. S. Shiv Chaitanya, Sibasish Ghosh, V. Srinivasan","submitted_at":"2013-02-21T10:23:31Z","abstract_excerpt":"In this paper, we study the decoherence and entanglement properties for the two site Bose-Hubbard model in the presence of a non-linear damping. We apply the techniques of thermo field dynamics and then use Hartree-Fock approximation to solve the corresponding master equation. The expectation values of the approximated field operators appearing in the solution of master equation, are computed self-consistently. We solve this master equation for a small time $t$ so that we get the analytical solution, thereby we compute the decoherence and entanglement properties of the solution of the two-mode"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1302.5238","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2013-02-21T10:23:31Z","cross_cats_sorted":[],"title_canon_sha256":"9ae242c28e75266b6c733a3f70169a8bccdc673faeb315a454cc1d584b682cf2","abstract_canon_sha256":"02fb87534c5c3b7a82a948da598ba287bfebdcc03c595c3e3053fc23c12c143b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:36:15.918112Z","signature_b64":"VDGbQ4xyXAQQ79wU/Vpk+Iq0rw0ZtvU7KOz9yVLnWrgO/w1S9Og15YpOm595N/8LnkiTOeEvssJlXKkES/xRBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18df1ec74bf4377fe7a4d82d30b06457b8c477253c772aaf6755d44d65cdf440","last_reissued_at":"2026-05-18T01:36:15.917081Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:36:15.917081Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Entanglement in two site Bose-Hubbard model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"K. V. S. Shiv Chaitanya, Sibasish Ghosh, V. Srinivasan","submitted_at":"2013-02-21T10:23:31Z","abstract_excerpt":"In this paper, we study the decoherence and entanglement properties for the two site Bose-Hubbard model in the presence of a non-linear damping. We apply the techniques of thermo field dynamics and then use Hartree-Fock approximation to solve the corresponding master equation. The expectation values of the approximated field operators appearing in the solution of master equation, are computed self-consistently. We solve this master equation for a small time $t$ so that we get the analytical solution, thereby we compute the decoherence and entanglement properties of the solution of the two-mode"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.5238","kind":"arxiv","version":4},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1302.5238","created_at":"2026-05-18T01:36:15.917602+00:00"},{"alias_kind":"arxiv_version","alias_value":"1302.5238v4","created_at":"2026-05-18T01:36:15.917602+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.5238","created_at":"2026-05-18T01:36:15.917602+00:00"},{"alias_kind":"pith_short_12","alias_value":"DDPR5R2L6Q3X","created_at":"2026-05-18T12:27:40.988391+00:00"},{"alias_kind":"pith_short_16","alias_value":"DDPR5R2L6Q3X7Z5E","created_at":"2026-05-18T12:27:40.988391+00:00"},{"alias_kind":"pith_short_8","alias_value":"DDPR5R2L","created_at":"2026-05-18T12:27:40.988391+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6","json":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6.json","graph_json":"https://pith.science/api/pith-number/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/graph.json","events_json":"https://pith.science/api/pith-number/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/events.json","paper":"https://pith.science/paper/DDPR5R2L"},"agent_actions":{"view_html":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6","download_json":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6.json","view_paper":"https://pith.science/paper/DDPR5R2L","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1302.5238&json=true","fetch_graph":"https://pith.science/api/pith-number/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/graph.json","fetch_events":"https://pith.science/api/pith-number/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/action/storage_attestation","attest_author":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/action/author_attestation","sign_citation":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/action/citation_signature","submit_replication":"https://pith.science/pith/DDPR5R2L6Q3X7Z5E3AWTBMDEK6/action/replication_record"}},"created_at":"2026-05-18T01:36:15.917602+00:00","updated_at":"2026-05-18T01:36:15.917602+00:00"}