{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:TFRJUZUCTDG72D5K3U5U6NG554","short_pith_number":"pith:TFRJUZUC","canonical_record":{"source":{"id":"1803.07459","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-03-20T14:41:05Z","cross_cats_sorted":[],"title_canon_sha256":"d42230b2ec23b7b554190495413b70dce9d5da00205c0cef131a2459683372a3","abstract_canon_sha256":"beb1d95cd7a5efeccab822f4ab29bbacadfc075ec0e70ec944635f2b89aa49a1"},"schema_version":"1.0"},"canonical_sha256":"99629a668298cdfd0faadd3b4f34ddef3fc14b3941dd5bbda0a8f3e81036429c","source":{"kind":"arxiv","id":"1803.07459","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.07459","created_at":"2026-05-17T23:56:25Z"},{"alias_kind":"arxiv_version","alias_value":"1803.07459v3","created_at":"2026-05-17T23:56:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.07459","created_at":"2026-05-17T23:56:25Z"},{"alias_kind":"pith_short_12","alias_value":"TFRJUZUCTDG7","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TFRJUZUCTDG72D5K","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TFRJUZUC","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:TFRJUZUCTDG72D5K3U5U6NG554","target":"record","payload":{"canonical_record":{"source":{"id":"1803.07459","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-03-20T14:41:05Z","cross_cats_sorted":[],"title_canon_sha256":"d42230b2ec23b7b554190495413b70dce9d5da00205c0cef131a2459683372a3","abstract_canon_sha256":"beb1d95cd7a5efeccab822f4ab29bbacadfc075ec0e70ec944635f2b89aa49a1"},"schema_version":"1.0"},"canonical_sha256":"99629a668298cdfd0faadd3b4f34ddef3fc14b3941dd5bbda0a8f3e81036429c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:56:25.146768Z","signature_b64":"sSgbjLfwmCYpa4DHcsT//oicQ/NsUKpaveh+Jt5qOmhD4hTR4msQX8arwoxT6bCOJRDNwKVqSlNXuiELDwLaDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99629a668298cdfd0faadd3b4f34ddef3fc14b3941dd5bbda0a8f3e81036429c","last_reissued_at":"2026-05-17T23:56:25.146357Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:56:25.146357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.07459","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:56:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SXjpZe0Qf4mHKhEuRrkszonc/mSrjXZbMn6fAwn1aTdQ+KFT/4u8hjuCcHdHRd/rtmzUuLelPSmLzSnnNdZtDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T16:17:59.158751Z"},"content_sha256":"c5abc93d09168b8cb205c893130ebdd0162825f49a277659ed141e3408e22cc8","schema_version":"1.0","event_id":"sha256:c5abc93d09168b8cb205c893130ebdd0162825f49a277659ed141e3408e22cc8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:TFRJUZUCTDG72D5K3U5U6NG554","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Prethermalization to thermalization crossover in a dilute Bose gas following an interaction ramp","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"Hadrien Kurkjian, Iacopo Carusotto, Mathias Van Regemortel, Michiel Wouters","submitted_at":"2018-03-20T14:41:05Z","abstract_excerpt":"The dynamics of a weakly interacting Bose gas at low temperatures is close to integrable due to the approximate quadratic nature of the many-body Hamiltonian. While the short-time physics after an abrupt ramp of the interaction constant is dominated by the integrable dynamics, integrability is broken at longer times by higher-order interaction terms in the Bogoliubov Hamiltonian, in particular by Beliaev-Landau scatterings involving three quasiparticles. The two-stage relaxation process is highlighted in the evolution of local observables such as the density-density correlation function: a dep"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.07459","kind":"arxiv","version":3},"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":"2026-05-17T23:56:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"61s0YgR04vslqFmfJwXWBkAA4ISx4INXAlcTSkk879EeigAB/nort/JPjy6Ev7sc+yfqLIbrhDippWRwPc49DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-18T16:17:59.159309Z"},"content_sha256":"2886ee8a1198ed413e1dffb397c7a30283de9a97126905cd8caebedb10935b01","schema_version":"1.0","event_id":"sha256:2886ee8a1198ed413e1dffb397c7a30283de9a97126905cd8caebedb10935b01"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TFRJUZUCTDG72D5K3U5U6NG554/bundle.json","state_url":"https://pith.science/pith/TFRJUZUCTDG72D5K3U5U6NG554/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TFRJUZUCTDG72D5K3U5U6NG554/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":"2026-05-18T16:17:59Z","links":{"resolver":"https://pith.science/pith/TFRJUZUCTDG72D5K3U5U6NG554","bundle":"https://pith.science/pith/TFRJUZUCTDG72D5K3U5U6NG554/bundle.json","state":"https://pith.science/pith/TFRJUZUCTDG72D5K3U5U6NG554/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TFRJUZUCTDG72D5K3U5U6NG554/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:TFRJUZUCTDG72D5K3U5U6NG554","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":"beb1d95cd7a5efeccab822f4ab29bbacadfc075ec0e70ec944635f2b89aa49a1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-03-20T14:41:05Z","title_canon_sha256":"d42230b2ec23b7b554190495413b70dce9d5da00205c0cef131a2459683372a3"},"schema_version":"1.0","source":{"id":"1803.07459","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.07459","created_at":"2026-05-17T23:56:25Z"},{"alias_kind":"arxiv_version","alias_value":"1803.07459v3","created_at":"2026-05-17T23:56:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.07459","created_at":"2026-05-17T23:56:25Z"},{"alias_kind":"pith_short_12","alias_value":"TFRJUZUCTDG7","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"TFRJUZUCTDG72D5K","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"TFRJUZUC","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:2886ee8a1198ed413e1dffb397c7a30283de9a97126905cd8caebedb10935b01","target":"graph","created_at":"2026-05-17T23:56:25Z","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 dynamics of a weakly interacting Bose gas at low temperatures is close to integrable due to the approximate quadratic nature of the many-body Hamiltonian. While the short-time physics after an abrupt ramp of the interaction constant is dominated by the integrable dynamics, integrability is broken at longer times by higher-order interaction terms in the Bogoliubov Hamiltonian, in particular by Beliaev-Landau scatterings involving three quasiparticles. The two-stage relaxation process is highlighted in the evolution of local observables such as the density-density correlation function: a dep","authors_text":"Hadrien Kurkjian, Iacopo Carusotto, Mathias Van Regemortel, Michiel Wouters","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-03-20T14:41:05Z","title":"Prethermalization to thermalization crossover in a dilute Bose gas following an interaction ramp"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.07459","kind":"arxiv","version":3},"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:c5abc93d09168b8cb205c893130ebdd0162825f49a277659ed141e3408e22cc8","target":"record","created_at":"2026-05-17T23:56:25Z","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":"beb1d95cd7a5efeccab822f4ab29bbacadfc075ec0e70ec944635f2b89aa49a1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-03-20T14:41:05Z","title_canon_sha256":"d42230b2ec23b7b554190495413b70dce9d5da00205c0cef131a2459683372a3"},"schema_version":"1.0","source":{"id":"1803.07459","kind":"arxiv","version":3}},"canonical_sha256":"99629a668298cdfd0faadd3b4f34ddef3fc14b3941dd5bbda0a8f3e81036429c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99629a668298cdfd0faadd3b4f34ddef3fc14b3941dd5bbda0a8f3e81036429c","first_computed_at":"2026-05-17T23:56:25.146357Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:56:25.146357Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sSgbjLfwmCYpa4DHcsT//oicQ/NsUKpaveh+Jt5qOmhD4hTR4msQX8arwoxT6bCOJRDNwKVqSlNXuiELDwLaDA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:56:25.146768Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.07459","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c5abc93d09168b8cb205c893130ebdd0162825f49a277659ed141e3408e22cc8","sha256:2886ee8a1198ed413e1dffb397c7a30283de9a97126905cd8caebedb10935b01"],"state_sha256":"ce3f81e62718ad45e86de53409c6e46079b9f3567b8325b0c64faadc6e6d4a35"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fhtUORijOxlxmDKlAe/O4u8dlgRuRr9vrM0F9MNoIGvk3S9fxWssdIfo7eHa0uThrSElxqaMNgikWVRe3IvkDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-18T16:17:59.161153Z","bundle_sha256":"e59a29f3a445d12f9444afb946683aba8e1b0f33f41f5d29692ae69e5a1e9873"}}