{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:GXMITZQHQHLU5LG5NRY3KUXAGQ","short_pith_number":"pith:GXMITZQH","canonical_record":{"source":{"id":"1608.03038","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-10T04:19:29Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"a63edd2f7f68f476820fbaed8c0826ab1d90e1ed5221cb79678fef91184c47ed","abstract_canon_sha256":"950195c2f8b77bbc1fe5b50c20ed5d850618c2efb8b5a0616a5f15a3109e0c67"},"schema_version":"1.0"},"canonical_sha256":"35d889e60781d74eacdd6c71b552e0342ebc4dc42cc0bea058a29b9e18df3f59","source":{"kind":"arxiv","id":"1608.03038","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.03038","created_at":"2026-05-18T00:53:59Z"},{"alias_kind":"arxiv_version","alias_value":"1608.03038v2","created_at":"2026-05-18T00:53:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.03038","created_at":"2026-05-18T00:53:59Z"},{"alias_kind":"pith_short_12","alias_value":"GXMITZQHQHLU","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"GXMITZQHQHLU5LG5","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"GXMITZQH","created_at":"2026-05-18T12:30:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:GXMITZQHQHLU5LG5NRY3KUXAGQ","target":"record","payload":{"canonical_record":{"source":{"id":"1608.03038","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-10T04:19:29Z","cross_cats_sorted":["cond-mat.quant-gas"],"title_canon_sha256":"a63edd2f7f68f476820fbaed8c0826ab1d90e1ed5221cb79678fef91184c47ed","abstract_canon_sha256":"950195c2f8b77bbc1fe5b50c20ed5d850618c2efb8b5a0616a5f15a3109e0c67"},"schema_version":"1.0"},"canonical_sha256":"35d889e60781d74eacdd6c71b552e0342ebc4dc42cc0bea058a29b9e18df3f59","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:59.381250Z","signature_b64":"+jD2mXaYJAGPNl2aCQ4OMaBWvqoiqicDSU1NVhcBA6ffQCf7VDyHtYEtFwmAiFwa8pwfXOuu6pwmLALyeUprBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35d889e60781d74eacdd6c71b552e0342ebc4dc42cc0bea058a29b9e18df3f59","last_reissued_at":"2026-05-18T00:53:59.380642Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:59.380642Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.03038","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:53:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hO1rvIaVvCEm4C0pLhYBw27YN0SL0aq3slO53g3hostlc4WQn21T0Y0uJ4g17ZtJZ1wyw/XwaGuxdNaHdtAxBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:04:33.158772Z"},"content_sha256":"0deec7b62579f652cf0c0dec71a54497284e695ae4a3a961fc3e7e659b3b9956","schema_version":"1.0","event_id":"sha256:0deec7b62579f652cf0c0dec71a54497284e695ae4a3a961fc3e7e659b3b9956"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:GXMITZQHQHLU5LG5NRY3KUXAGQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Probing the out-of-equilibrium dynamics of two interacting atoms","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas"],"primary_cat":"quant-ph","authors_text":"Thom\\'as Fogarty, Tim Keller","submitted_at":"2016-08-10T04:19:29Z","abstract_excerpt":"We study the out-of-equilibrium dynamics of two interacting atoms in a one-dimensional harmonic trap after a quench by a tightly pinned impurity atom. We make use of an approximate variational calculation called the Lagrange-mesh method to solve the Schr\\\"odinger equation as a function of inter-particle interaction and impurity quench strength. We investigate the out-of-equilibrium dynamics by calculating the Loschmidt echo which quantifies the irreversibility of the system following the quench, while its probability distribution after long times can be used to identify distinct dynamical regi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.03038","kind":"arxiv","version":2},"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":"2026-05-18T00:53:59Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KZPNyglA0N7TFxmsMtbg6XnJNh1YIqTCpqqsA9l+BTpCkPjjHJle+QVq6hnQkZ3Mwm/XyjG7dU5QoJJAAFKMAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T12:04:33.159440Z"},"content_sha256":"5e93e1a94359ee03798ce39afc0c0471658acc3fd221b3f94eddb5ed7d1a45a8","schema_version":"1.0","event_id":"sha256:5e93e1a94359ee03798ce39afc0c0471658acc3fd221b3f94eddb5ed7d1a45a8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ/bundle.json","state_url":"https://pith.science/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ/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":"2026-05-30T12:04:33Z","links":{"resolver":"https://pith.science/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ","bundle":"https://pith.science/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ/bundle.json","state":"https://pith.science/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GXMITZQHQHLU5LG5NRY3KUXAGQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:GXMITZQHQHLU5LG5NRY3KUXAGQ","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":"950195c2f8b77bbc1fe5b50c20ed5d850618c2efb8b5a0616a5f15a3109e0c67","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-10T04:19:29Z","title_canon_sha256":"a63edd2f7f68f476820fbaed8c0826ab1d90e1ed5221cb79678fef91184c47ed"},"schema_version":"1.0","source":{"id":"1608.03038","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.03038","created_at":"2026-05-18T00:53:59Z"},{"alias_kind":"arxiv_version","alias_value":"1608.03038v2","created_at":"2026-05-18T00:53:59Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.03038","created_at":"2026-05-18T00:53:59Z"},{"alias_kind":"pith_short_12","alias_value":"GXMITZQHQHLU","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_16","alias_value":"GXMITZQHQHLU5LG5","created_at":"2026-05-18T12:30:19Z"},{"alias_kind":"pith_short_8","alias_value":"GXMITZQH","created_at":"2026-05-18T12:30:19Z"}],"graph_snapshots":[{"event_id":"sha256:5e93e1a94359ee03798ce39afc0c0471658acc3fd221b3f94eddb5ed7d1a45a8","target":"graph","created_at":"2026-05-18T00:53:59Z","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 out-of-equilibrium dynamics of two interacting atoms in a one-dimensional harmonic trap after a quench by a tightly pinned impurity atom. We make use of an approximate variational calculation called the Lagrange-mesh method to solve the Schr\\\"odinger equation as a function of inter-particle interaction and impurity quench strength. We investigate the out-of-equilibrium dynamics by calculating the Loschmidt echo which quantifies the irreversibility of the system following the quench, while its probability distribution after long times can be used to identify distinct dynamical regi","authors_text":"Thom\\'as Fogarty, Tim Keller","cross_cats":["cond-mat.quant-gas"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-10T04:19:29Z","title":"Probing the out-of-equilibrium dynamics of two interacting atoms"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.03038","kind":"arxiv","version":2},"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":"sha256:0deec7b62579f652cf0c0dec71a54497284e695ae4a3a961fc3e7e659b3b9956","target":"record","created_at":"2026-05-18T00:53:59Z","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":"950195c2f8b77bbc1fe5b50c20ed5d850618c2efb8b5a0616a5f15a3109e0c67","cross_cats_sorted":["cond-mat.quant-gas"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2016-08-10T04:19:29Z","title_canon_sha256":"a63edd2f7f68f476820fbaed8c0826ab1d90e1ed5221cb79678fef91184c47ed"},"schema_version":"1.0","source":{"id":"1608.03038","kind":"arxiv","version":2}},"canonical_sha256":"35d889e60781d74eacdd6c71b552e0342ebc4dc42cc0bea058a29b9e18df3f59","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35d889e60781d74eacdd6c71b552e0342ebc4dc42cc0bea058a29b9e18df3f59","first_computed_at":"2026-05-18T00:53:59.380642Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:53:59.380642Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+jD2mXaYJAGPNl2aCQ4OMaBWvqoiqicDSU1NVhcBA6ffQCf7VDyHtYEtFwmAiFwa8pwfXOuu6pwmLALyeUprBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:53:59.381250Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.03038","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0deec7b62579f652cf0c0dec71a54497284e695ae4a3a961fc3e7e659b3b9956","sha256:5e93e1a94359ee03798ce39afc0c0471658acc3fd221b3f94eddb5ed7d1a45a8"],"state_sha256":"646f460e09ad8754ba7e313a1c0266230b380c8c1785b9632bab25e66b57688d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rHcMox2IpKu1S3NdX3fAzNf0Bxi+gU3MdTRfKPj1ZuKGCALbBy+0gpVN32B85a2SI+mOq5yw5FQx1GMW4kQlCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T12:04:33.162926Z","bundle_sha256":"0268dd21d443740cd985d4122f1cba33135a654ab705e893da749fae4ad97ccf"}}