{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:FFRFNIN7FH6I5XSYJ2UI5VDSYK","short_pith_number":"pith:FFRFNIN7","canonical_record":{"source":{"id":"1806.08759","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-06-22T16:39:08Z","cross_cats_sorted":[],"title_canon_sha256":"6a2a0dea75bdc0e38fee8410aa4fe99c562878bd0274cdb36ee3bbd264b656e9","abstract_canon_sha256":"2e1fc50e111952a3a56dd8f7ddb5c207bd9b9e59e26c2f92227fc8c007ce806e"},"schema_version":"1.0"},"canonical_sha256":"296256a1bf29fc8ede584ea88ed472c28b6cb80476c4ddfd10e90273c0793419","source":{"kind":"arxiv","id":"1806.08759","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.08759","created_at":"2026-05-18T00:01:29Z"},{"alias_kind":"arxiv_version","alias_value":"1806.08759v4","created_at":"2026-05-18T00:01:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.08759","created_at":"2026-05-18T00:01:29Z"},{"alias_kind":"pith_short_12","alias_value":"FFRFNIN7FH6I","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FFRFNIN7FH6I5XSY","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FFRFNIN7","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:FFRFNIN7FH6I5XSYJ2UI5VDSYK","target":"record","payload":{"canonical_record":{"source":{"id":"1806.08759","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-06-22T16:39:08Z","cross_cats_sorted":[],"title_canon_sha256":"6a2a0dea75bdc0e38fee8410aa4fe99c562878bd0274cdb36ee3bbd264b656e9","abstract_canon_sha256":"2e1fc50e111952a3a56dd8f7ddb5c207bd9b9e59e26c2f92227fc8c007ce806e"},"schema_version":"1.0"},"canonical_sha256":"296256a1bf29fc8ede584ea88ed472c28b6cb80476c4ddfd10e90273c0793419","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:29.221627Z","signature_b64":"aAG9Ow9IkWv9/8uoSjcUpljj2Nk2veopm93nBmLsbVFsnW58AoIQ0SCUxzH9kacGebjJ+wupAYJR4V5OKOMqBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"296256a1bf29fc8ede584ea88ed472c28b6cb80476c4ddfd10e90273c0793419","last_reissued_at":"2026-05-18T00:01:29.221045Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:29.221045Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.08759","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:01:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4yTiDS8qh35Lnqo+WEn7TRVpf1tSp3ADpCxKQHlbcZKhxUvPPPISw8hor4XOm4y9B9hmIpmeuQHSVBZtB4auCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T05:07:08.963769Z"},"content_sha256":"47fbba993463c1286436d5c66a1e4218750160e7cef329817f472f4beb6ce286","schema_version":"1.0","event_id":"sha256:47fbba993463c1286436d5c66a1e4218750160e7cef329817f472f4beb6ce286"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:FFRFNIN7FH6I5XSYJ2UI5VDSYK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Cooling phonon modes of a Bose condensate with uniform few body losses","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.quant-gas","authors_text":"C. Henkel, I. Bouchoule, M. Schemmer","submitted_at":"2018-06-22T16:39:08Z","abstract_excerpt":"We present a general analysis of the cooling produced by losses on condensates or quasi-condensates. We study how the occupations of the collective phonon modes evolve in time, assuming that the loss process is slow enough so that each mode adiabatically follows the decrease of the mean density. The theory is valid for any loss process whose rate is proportional to the $j$th power of the density, but otherwise spatially uniform. We cover both homogeneous gases and systems confined in a smooth potential. For a low-dimensional gas, we can take into account the modified equation of state due to t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.08759","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:01:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6x5EJFy5gfXj328ueOsKuorRsGZuu26U3BbcDVUHpegBkq1yCes8CyQAhIIn8C6uzg9JfpmmksNLVc6G/NXiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T05:07:08.964102Z"},"content_sha256":"494bad5aff5208088c55dbb24b86d0233e0a7e04ff2581d9e0bafea47721a305","schema_version":"1.0","event_id":"sha256:494bad5aff5208088c55dbb24b86d0233e0a7e04ff2581d9e0bafea47721a305"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK/bundle.json","state_url":"https://pith.science/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK/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":"2026-06-27T05:07:08Z","links":{"resolver":"https://pith.science/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK","bundle":"https://pith.science/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK/bundle.json","state":"https://pith.science/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FFRFNIN7FH6I5XSYJ2UI5VDSYK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FFRFNIN7FH6I5XSYJ2UI5VDSYK","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":"2e1fc50e111952a3a56dd8f7ddb5c207bd9b9e59e26c2f92227fc8c007ce806e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-06-22T16:39:08Z","title_canon_sha256":"6a2a0dea75bdc0e38fee8410aa4fe99c562878bd0274cdb36ee3bbd264b656e9"},"schema_version":"1.0","source":{"id":"1806.08759","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.08759","created_at":"2026-05-18T00:01:29Z"},{"alias_kind":"arxiv_version","alias_value":"1806.08759v4","created_at":"2026-05-18T00:01:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.08759","created_at":"2026-05-18T00:01:29Z"},{"alias_kind":"pith_short_12","alias_value":"FFRFNIN7FH6I","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FFRFNIN7FH6I5XSY","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FFRFNIN7","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:494bad5aff5208088c55dbb24b86d0233e0a7e04ff2581d9e0bafea47721a305","target":"graph","created_at":"2026-05-18T00:01:29Z","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 present a general analysis of the cooling produced by losses on condensates or quasi-condensates. We study how the occupations of the collective phonon modes evolve in time, assuming that the loss process is slow enough so that each mode adiabatically follows the decrease of the mean density. The theory is valid for any loss process whose rate is proportional to the $j$th power of the density, but otherwise spatially uniform. We cover both homogeneous gases and systems confined in a smooth potential. For a low-dimensional gas, we can take into account the modified equation of state due to t","authors_text":"C. Henkel, I. Bouchoule, M. Schemmer","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-06-22T16:39:08Z","title":"Cooling phonon modes of a Bose condensate with uniform few body losses"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.08759","kind":"arxiv","version":4},"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":"sha256:47fbba993463c1286436d5c66a1e4218750160e7cef329817f472f4beb6ce286","target":"record","created_at":"2026-05-18T00:01:29Z","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":"2e1fc50e111952a3a56dd8f7ddb5c207bd9b9e59e26c2f92227fc8c007ce806e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2018-06-22T16:39:08Z","title_canon_sha256":"6a2a0dea75bdc0e38fee8410aa4fe99c562878bd0274cdb36ee3bbd264b656e9"},"schema_version":"1.0","source":{"id":"1806.08759","kind":"arxiv","version":4}},"canonical_sha256":"296256a1bf29fc8ede584ea88ed472c28b6cb80476c4ddfd10e90273c0793419","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"296256a1bf29fc8ede584ea88ed472c28b6cb80476c4ddfd10e90273c0793419","first_computed_at":"2026-05-18T00:01:29.221045Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:01:29.221045Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"aAG9Ow9IkWv9/8uoSjcUpljj2Nk2veopm93nBmLsbVFsnW58AoIQ0SCUxzH9kacGebjJ+wupAYJR4V5OKOMqBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:01:29.221627Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.08759","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:47fbba993463c1286436d5c66a1e4218750160e7cef329817f472f4beb6ce286","sha256:494bad5aff5208088c55dbb24b86d0233e0a7e04ff2581d9e0bafea47721a305"],"state_sha256":"8ce2a64445ce8900b75562cc419aee1a7d9ed6e0575ca69b48a28a89ccf1aeca"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ncFzbETgVg8GTTMBTbo+geS2uWM7QuSpIJwwRxfb/Her4sgyxEdebiZ/nHE2GisEBakE9TrMPDaEgfJZDYVzDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T05:07:08.965950Z","bundle_sha256":"ca9daa75b037d400f748a9483ce9cfb997b71d0846e6afc2a4a00c0a6c8b4685"}}