{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:GLANJ2P3UA6RQDOV6TH4YQUWSC","short_pith_number":"pith:GLANJ2P3","canonical_record":{"source":{"id":"1107.2334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-07-12T16:14:55Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"445a7ad57d6b37c0b611fb5b1f8d57a947610e2b9236c522ce004bf5b36e6a9c","abstract_canon_sha256":"539917ee4aeea4572ee6ba7c5be23f77a93d01b4f0f7ad6e71b3054741bd000e"},"schema_version":"1.0"},"canonical_sha256":"32c0d4e9fba03d180dd5f4cfcc42969080732a0570313c2f180b84a6d22872af","source":{"kind":"arxiv","id":"1107.2334","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.2334","created_at":"2026-05-18T02:01:19Z"},{"alias_kind":"arxiv_version","alias_value":"1107.2334v1","created_at":"2026-05-18T02:01:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.2334","created_at":"2026-05-18T02:01:19Z"},{"alias_kind":"pith_short_12","alias_value":"GLANJ2P3UA6R","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"GLANJ2P3UA6RQDOV","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"GLANJ2P3","created_at":"2026-05-18T12:26:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:GLANJ2P3UA6RQDOV6TH4YQUWSC","target":"record","payload":{"canonical_record":{"source":{"id":"1107.2334","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-07-12T16:14:55Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"445a7ad57d6b37c0b611fb5b1f8d57a947610e2b9236c522ce004bf5b36e6a9c","abstract_canon_sha256":"539917ee4aeea4572ee6ba7c5be23f77a93d01b4f0f7ad6e71b3054741bd000e"},"schema_version":"1.0"},"canonical_sha256":"32c0d4e9fba03d180dd5f4cfcc42969080732a0570313c2f180b84a6d22872af","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:19.568499Z","signature_b64":"z1ry8GwtONBYnc1GfpxDpjsb9beUDhzykTpiMfKyy13s6c36fKBKxmc6UZYOzYMNx/Vtmk9zLPxsf4o22QOBCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"32c0d4e9fba03d180dd5f4cfcc42969080732a0570313c2f180b84a6d22872af","last_reissued_at":"2026-05-18T02:01:19.567796Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:19.567796Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.2334","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":"2026-05-18T02:01:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TvhiVHq5ubtCBVFoCDduLzcZeDgO0jQSI1xC+4MF6R1pyU0vq2LQua6k81RenwZAmqPyCTSSyElkMfU9qNfMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T12:56:43.669806Z"},"content_sha256":"72f109fe6df6211125154b651ec01eb6e0a62553387797eabd105efc59ca5933","schema_version":"1.0","event_id":"sha256:72f109fe6df6211125154b651ec01eb6e0a62553387797eabd105efc59ca5933"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:GLANJ2P3UA6RQDOV6TH4YQUWSC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Zel'dovich effect in harmonically trapped, ultra-cold quantum gases","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"cond-mat.quant-gas","authors_text":"Aaron Farrell, Brandon P. van Zyl, Zachary MacDonald","submitted_at":"2011-07-12T16:14:55Z","abstract_excerpt":"We investigate the Zel'dovich effect in the context of ultra-cold, harmonically trapped quantum gases. We suggest that currently available experimental techniques in cold-atoms research offer an exciting opportunity for a direct observation of the Zel'dovich effect without the difficulties imposed by conventional condensed matter and nuclear physics studies. We also demonstrate an interesting scaling symmetry in the level rearragements which has heretofore gone unnoticed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.2334","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":"2026-05-18T02:01:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"L+JHLqibuzembQ5P3rM6LJMDEGxfCEEemIVwA9MkbtJTNvOjtFFNeOXdRztsZoPPJaLPzTVOhhGRA8itYQ+PDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T12:56:43.670138Z"},"content_sha256":"be4c0809428fb87640bcdf9c28d12e36759b4aa194a768ff6bc5f172c9498870","schema_version":"1.0","event_id":"sha256:be4c0809428fb87640bcdf9c28d12e36759b4aa194a768ff6bc5f172c9498870"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC/bundle.json","state_url":"https://pith.science/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC/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":"2026-06-08T12:56:43Z","links":{"resolver":"https://pith.science/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC","bundle":"https://pith.science/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC/bundle.json","state":"https://pith.science/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GLANJ2P3UA6RQDOV6TH4YQUWSC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:GLANJ2P3UA6RQDOV6TH4YQUWSC","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":"539917ee4aeea4572ee6ba7c5be23f77a93d01b4f0f7ad6e71b3054741bd000e","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-07-12T16:14:55Z","title_canon_sha256":"445a7ad57d6b37c0b611fb5b1f8d57a947610e2b9236c522ce004bf5b36e6a9c"},"schema_version":"1.0","source":{"id":"1107.2334","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.2334","created_at":"2026-05-18T02:01:19Z"},{"alias_kind":"arxiv_version","alias_value":"1107.2334v1","created_at":"2026-05-18T02:01:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.2334","created_at":"2026-05-18T02:01:19Z"},{"alias_kind":"pith_short_12","alias_value":"GLANJ2P3UA6R","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_16","alias_value":"GLANJ2P3UA6RQDOV","created_at":"2026-05-18T12:26:30Z"},{"alias_kind":"pith_short_8","alias_value":"GLANJ2P3","created_at":"2026-05-18T12:26:30Z"}],"graph_snapshots":[{"event_id":"sha256:be4c0809428fb87640bcdf9c28d12e36759b4aa194a768ff6bc5f172c9498870","target":"graph","created_at":"2026-05-18T02:01:19Z","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 investigate the Zel'dovich effect in the context of ultra-cold, harmonically trapped quantum gases. We suggest that currently available experimental techniques in cold-atoms research offer an exciting opportunity for a direct observation of the Zel'dovich effect without the difficulties imposed by conventional condensed matter and nuclear physics studies. We also demonstrate an interesting scaling symmetry in the level rearragements which has heretofore gone unnoticed.","authors_text":"Aaron Farrell, Brandon P. van Zyl, Zachary MacDonald","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-07-12T16:14:55Z","title":"The Zel'dovich effect in harmonically trapped, ultra-cold quantum gases"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.2334","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":"sha256:72f109fe6df6211125154b651ec01eb6e0a62553387797eabd105efc59ca5933","target":"record","created_at":"2026-05-18T02:01:19Z","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":"539917ee4aeea4572ee6ba7c5be23f77a93d01b4f0f7ad6e71b3054741bd000e","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.quant-gas","submitted_at":"2011-07-12T16:14:55Z","title_canon_sha256":"445a7ad57d6b37c0b611fb5b1f8d57a947610e2b9236c522ce004bf5b36e6a9c"},"schema_version":"1.0","source":{"id":"1107.2334","kind":"arxiv","version":1}},"canonical_sha256":"32c0d4e9fba03d180dd5f4cfcc42969080732a0570313c2f180b84a6d22872af","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"32c0d4e9fba03d180dd5f4cfcc42969080732a0570313c2f180b84a6d22872af","first_computed_at":"2026-05-18T02:01:19.567796Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:01:19.567796Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z1ry8GwtONBYnc1GfpxDpjsb9beUDhzykTpiMfKyy13s6c36fKBKxmc6UZYOzYMNx/Vtmk9zLPxsf4o22QOBCw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:01:19.568499Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.2334","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:72f109fe6df6211125154b651ec01eb6e0a62553387797eabd105efc59ca5933","sha256:be4c0809428fb87640bcdf9c28d12e36759b4aa194a768ff6bc5f172c9498870"],"state_sha256":"4876da5062337fb73ef6d33c7e5360222c2ad1011a14b43bcfa69d5a1581c641"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FrLl8SVzDtE21YqJs9xj2PJOE89a/bzSm0tFxM6kTTaPp7UPWn4mSFAjymdIhDM/HGuBoM2nLmMCPmjDb6ItAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T12:56:43.672126Z","bundle_sha256":"bdf08c77cdeda612bbfeda2a493a837f52c0b15773cf5058136ae887945f36fc"}}