{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:OIG3IL2BZA5OUXIVP7BTVF5NJ3","short_pith_number":"pith:OIG3IL2B","canonical_record":{"source":{"id":"1811.06612","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-11-15T22:15:04Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"b374124c44f2ae3abed902a55736d21006322f9c3dcbd6886932b308cd18def7","abstract_canon_sha256":"31f2729e26d08ff37f5dba02b134f14eb45789bc868c7019277bdef41ec841be"},"schema_version":"1.0"},"canonical_sha256":"720db42f41c83aea5d157fc33a97ad4ede5824f72a350709320f81fcab4925a1","source":{"kind":"arxiv","id":"1811.06612","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.06612","created_at":"2026-05-17T23:44:58Z"},{"alias_kind":"arxiv_version","alias_value":"1811.06612v1","created_at":"2026-05-17T23:44:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.06612","created_at":"2026-05-17T23:44:58Z"},{"alias_kind":"pith_short_12","alias_value":"OIG3IL2BZA5O","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"OIG3IL2BZA5OUXIV","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"OIG3IL2B","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:OIG3IL2BZA5OUXIVP7BTVF5NJ3","target":"record","payload":{"canonical_record":{"source":{"id":"1811.06612","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-11-15T22:15:04Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"b374124c44f2ae3abed902a55736d21006322f9c3dcbd6886932b308cd18def7","abstract_canon_sha256":"31f2729e26d08ff37f5dba02b134f14eb45789bc868c7019277bdef41ec841be"},"schema_version":"1.0"},"canonical_sha256":"720db42f41c83aea5d157fc33a97ad4ede5824f72a350709320f81fcab4925a1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:44:58.508622Z","signature_b64":"AxnWEH8ZVb/FEZKsFK0E0XapvkfzEJJ1eu0TXgt8OL/xNEV3y6iLS3UmzjiIXXWvz1Y7zxssCqwFdS/UdcY1AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"720db42f41c83aea5d157fc33a97ad4ede5824f72a350709320f81fcab4925a1","last_reissued_at":"2026-05-17T23:44:58.508170Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:44:58.508170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.06612","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":"2026-05-17T23:44:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F5/eeY9VcQaFAaIPnrBYKBYVaYmRAOc7PD5ITnlxntrMdg72AgABtzaCI9UX2+SRKC/65POvh/J6CotNQBKXAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:49:42.952228Z"},"content_sha256":"52fa63f8dd987a77d582cd3dddaed4a2b04d82f9bbbb26b79efae851896b53bc","schema_version":"1.0","event_id":"sha256:52fa63f8dd987a77d582cd3dddaed4a2b04d82f9bbbb26b79efae851896b53bc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:OIG3IL2BZA5OUXIVP7BTVF5NJ3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Nonlocal pair correlations in a higher-order Bose gas soliton","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"cond-mat.quant-gas","authors_text":"Bogdan Opanchuk, King Lun Ng, Margaret D. Reid, Peter D. Drummond","submitted_at":"2018-11-15T22:15:04Z","abstract_excerpt":"The truncated Wigner and positive-P phase-space representations are used to study the dynamics of a one-dimensional Bose gas. This allows calculations of the breathing quantum dynamics of higher-order solitons with 10^{3}-10^{5} particles, as in realistic Bose-Einstein condensation (BEC) experiments. Although classically stable, these decay quantum mechanically. Our calculations show that there are large nonlocal correlations. These also violate the Cauchy-Schwarz inequality, showing the presence of nonclassical quantum entanglement."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.06612","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":"2026-05-17T23:44:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rVFxlqMOHapi8Wl/bCj73AE3TLDP7DCiJEGW5+4Nc1cpwrm2bNPQn0JDGPh+ULhj3sfpJKfCinQ303xNOnTlCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:49:42.952585Z"},"content_sha256":"1c90c0a9f9dbc16ebbe62da01b4300403c681a040ef889cb02242e1f399cd3f7","schema_version":"1.0","event_id":"sha256:1c90c0a9f9dbc16ebbe62da01b4300403c681a040ef889cb02242e1f399cd3f7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3/bundle.json","state_url":"https://pith.science/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3/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":"2026-06-03T17:49:42Z","links":{"resolver":"https://pith.science/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3","bundle":"https://pith.science/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3/bundle.json","state":"https://pith.science/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OIG3IL2BZA5OUXIVP7BTVF5NJ3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:OIG3IL2BZA5OUXIVP7BTVF5NJ3","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":"31f2729e26d08ff37f5dba02b134f14eb45789bc868c7019277bdef41ec841be","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-11-15T22:15:04Z","title_canon_sha256":"b374124c44f2ae3abed902a55736d21006322f9c3dcbd6886932b308cd18def7"},"schema_version":"1.0","source":{"id":"1811.06612","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.06612","created_at":"2026-05-17T23:44:58Z"},{"alias_kind":"arxiv_version","alias_value":"1811.06612v1","created_at":"2026-05-17T23:44:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.06612","created_at":"2026-05-17T23:44:58Z"},{"alias_kind":"pith_short_12","alias_value":"OIG3IL2BZA5O","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"OIG3IL2BZA5OUXIV","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"OIG3IL2B","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:1c90c0a9f9dbc16ebbe62da01b4300403c681a040ef889cb02242e1f399cd3f7","target":"graph","created_at":"2026-05-17T23:44:58Z","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":"The truncated Wigner and positive-P phase-space representations are used to study the dynamics of a one-dimensional Bose gas. This allows calculations of the breathing quantum dynamics of higher-order solitons with 10^{3}-10^{5} particles, as in realistic Bose-Einstein condensation (BEC) experiments. Although classically stable, these decay quantum mechanically. Our calculations show that there are large nonlocal correlations. These also violate the Cauchy-Schwarz inequality, showing the presence of nonclassical quantum entanglement.","authors_text":"Bogdan Opanchuk, King Lun Ng, Margaret D. Reid, Peter D. Drummond","cross_cats":["quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-11-15T22:15:04Z","title":"Nonlocal pair correlations in a higher-order Bose gas soliton"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.06612","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":"sha256:52fa63f8dd987a77d582cd3dddaed4a2b04d82f9bbbb26b79efae851896b53bc","target":"record","created_at":"2026-05-17T23:44:58Z","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":"31f2729e26d08ff37f5dba02b134f14eb45789bc868c7019277bdef41ec841be","cross_cats_sorted":["quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-11-15T22:15:04Z","title_canon_sha256":"b374124c44f2ae3abed902a55736d21006322f9c3dcbd6886932b308cd18def7"},"schema_version":"1.0","source":{"id":"1811.06612","kind":"arxiv","version":1}},"canonical_sha256":"720db42f41c83aea5d157fc33a97ad4ede5824f72a350709320f81fcab4925a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"720db42f41c83aea5d157fc33a97ad4ede5824f72a350709320f81fcab4925a1","first_computed_at":"2026-05-17T23:44:58.508170Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:44:58.508170Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"AxnWEH8ZVb/FEZKsFK0E0XapvkfzEJJ1eu0TXgt8OL/xNEV3y6iLS3UmzjiIXXWvz1Y7zxssCqwFdS/UdcY1AA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:44:58.508622Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.06612","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:52fa63f8dd987a77d582cd3dddaed4a2b04d82f9bbbb26b79efae851896b53bc","sha256:1c90c0a9f9dbc16ebbe62da01b4300403c681a040ef889cb02242e1f399cd3f7"],"state_sha256":"1b92fe085ed9de39998f26b15bfff9c3ba8a8dc3591c736acd8fbc39d60c529d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/gQKYgg8F+U7bfur2MpsTCrrhmXrH9PiWprEoKURubRTDceCWw2PJMq2aazEaF527GKRkZ/FWl0L0a12tf7kDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T17:49:42.954534Z","bundle_sha256":"ea73e6830b4b7e5d06e619d82e79d2576a7b7df26611f3afed8bba41162eacac"}}