{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:TL26KVGNOQGZRKOTTGJJ4EKKNA","short_pith_number":"pith:TL26KVGN","canonical_record":{"source":{"id":"1010.1431","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-10-07T13:39:47Z","cross_cats_sorted":["cond-mat.quant-gas","nucl-ex"],"title_canon_sha256":"83848cc438b625e738fa10eb7d7da9f99f45ad68196c5a05d7f5eccdacb588e5","abstract_canon_sha256":"298c070b00cfb96d29f0cf485414d51372cb36ba3e427f658f5e20c35a9a0206"},"schema_version":"1.0"},"canonical_sha256":"9af5e554cd740d98a9d399929e114a6806c54f0ff3aa1cf8ca52eacc30fdf3e8","source":{"kind":"arxiv","id":"1010.1431","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.1431","created_at":"2026-05-18T04:19:23Z"},{"alias_kind":"arxiv_version","alias_value":"1010.1431v1","created_at":"2026-05-18T04:19:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.1431","created_at":"2026-05-18T04:19:23Z"},{"alias_kind":"pith_short_12","alias_value":"TL26KVGNOQGZ","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"TL26KVGNOQGZRKOT","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"TL26KVGN","created_at":"2026-05-18T12:26:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:TL26KVGNOQGZRKOTTGJJ4EKKNA","target":"record","payload":{"canonical_record":{"source":{"id":"1010.1431","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-10-07T13:39:47Z","cross_cats_sorted":["cond-mat.quant-gas","nucl-ex"],"title_canon_sha256":"83848cc438b625e738fa10eb7d7da9f99f45ad68196c5a05d7f5eccdacb588e5","abstract_canon_sha256":"298c070b00cfb96d29f0cf485414d51372cb36ba3e427f658f5e20c35a9a0206"},"schema_version":"1.0"},"canonical_sha256":"9af5e554cd740d98a9d399929e114a6806c54f0ff3aa1cf8ca52eacc30fdf3e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:19:23.198031Z","signature_b64":"+kA9uzIAR/e7yuqWJJCmJUnpgh73B/J3suSWwC8drpd+Na/a20XAkjMq0c9VAViNZhpozEOnZdipMkASQDhEAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9af5e554cd740d98a9d399929e114a6806c54f0ff3aa1cf8ca52eacc30fdf3e8","last_reissued_at":"2026-05-18T04:19:23.197607Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:19:23.197607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1010.1431","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":"2026-05-18T04:19:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Bdo7UeBd+b/WfbRy0Ks9qlxVp+WC41aof3huJoQC2jNs/ePKT9F5IShXYMo168juhcxFoBc9d/CCwHir/egnDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T19:50:58.599012Z"},"content_sha256":"a41da3fd7a3c545f2f17226ea6a12f458368d1843d02f7ecbc63f50c74ff9a61","schema_version":"1.0","event_id":"sha256:a41da3fd7a3c545f2f17226ea6a12f458368d1843d02f7ecbc63f50c74ff9a61"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:TL26KVGNOQGZRKOTTGJJ4EKKNA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Density and Temperature of Fermions from Quantum Fluctuations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.quant-gas","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Aldo Bonasera, Hua Zheng","submitted_at":"2010-10-07T13:39:47Z","abstract_excerpt":"A novel method to determine the density and temperature of a system is proposed based on quantum fluctuations typical of Fermions in the limit where the reached temperature T is small compared to the Fermi energy $\\epsilon_f$ at a given density $\\rho$. Quadrupole and particle multiplicity fluctuations relations are derived in terms of $\\frac{T}{\\epsilon_f}$. This method is valid for infinite and finite fermionic systems, in particular we apply it to heavy ion collisions using the Constrained Molecular Dynamics (CoMD) approach which includes the Fermi statistics. A preliminary comparison to ava"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.1431","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":"2026-05-18T04:19:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1XuXzWJ1dfTXjlQexW55a7ylBLB+Up+iqkbBPlJp5vbJhzxAfJaQMnbQOZn34qxYrcpxh7HLvZMIGfvJt+L+Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T19:50:58.599489Z"},"content_sha256":"30c6d5a9c4e231562f5d973df9a4ff925acb5c671dd12249acb0352f1a88effb","schema_version":"1.0","event_id":"sha256:30c6d5a9c4e231562f5d973df9a4ff925acb5c671dd12249acb0352f1a88effb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA/bundle.json","state_url":"https://pith.science/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA/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":"2026-06-24T19:50:58Z","links":{"resolver":"https://pith.science/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA","bundle":"https://pith.science/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA/bundle.json","state":"https://pith.science/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TL26KVGNOQGZRKOTTGJJ4EKKNA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:TL26KVGNOQGZRKOTTGJJ4EKKNA","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":"298c070b00cfb96d29f0cf485414d51372cb36ba3e427f658f5e20c35a9a0206","cross_cats_sorted":["cond-mat.quant-gas","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-10-07T13:39:47Z","title_canon_sha256":"83848cc438b625e738fa10eb7d7da9f99f45ad68196c5a05d7f5eccdacb588e5"},"schema_version":"1.0","source":{"id":"1010.1431","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1010.1431","created_at":"2026-05-18T04:19:23Z"},{"alias_kind":"arxiv_version","alias_value":"1010.1431v1","created_at":"2026-05-18T04:19:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1010.1431","created_at":"2026-05-18T04:19:23Z"},{"alias_kind":"pith_short_12","alias_value":"TL26KVGNOQGZ","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_16","alias_value":"TL26KVGNOQGZRKOT","created_at":"2026-05-18T12:26:13Z"},{"alias_kind":"pith_short_8","alias_value":"TL26KVGN","created_at":"2026-05-18T12:26:13Z"}],"graph_snapshots":[{"event_id":"sha256:30c6d5a9c4e231562f5d973df9a4ff925acb5c671dd12249acb0352f1a88effb","target":"graph","created_at":"2026-05-18T04:19:23Z","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":"A novel method to determine the density and temperature of a system is proposed based on quantum fluctuations typical of Fermions in the limit where the reached temperature T is small compared to the Fermi energy $\\epsilon_f$ at a given density $\\rho$. Quadrupole and particle multiplicity fluctuations relations are derived in terms of $\\frac{T}{\\epsilon_f}$. This method is valid for infinite and finite fermionic systems, in particular we apply it to heavy ion collisions using the Constrained Molecular Dynamics (CoMD) approach which includes the Fermi statistics. A preliminary comparison to ava","authors_text":"Aldo Bonasera, Hua Zheng","cross_cats":["cond-mat.quant-gas","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-10-07T13:39:47Z","title":"Density and Temperature of Fermions from Quantum Fluctuations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1010.1431","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:a41da3fd7a3c545f2f17226ea6a12f458368d1843d02f7ecbc63f50c74ff9a61","target":"record","created_at":"2026-05-18T04:19:23Z","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":"298c070b00cfb96d29f0cf485414d51372cb36ba3e427f658f5e20c35a9a0206","cross_cats_sorted":["cond-mat.quant-gas","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2010-10-07T13:39:47Z","title_canon_sha256":"83848cc438b625e738fa10eb7d7da9f99f45ad68196c5a05d7f5eccdacb588e5"},"schema_version":"1.0","source":{"id":"1010.1431","kind":"arxiv","version":1}},"canonical_sha256":"9af5e554cd740d98a9d399929e114a6806c54f0ff3aa1cf8ca52eacc30fdf3e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9af5e554cd740d98a9d399929e114a6806c54f0ff3aa1cf8ca52eacc30fdf3e8","first_computed_at":"2026-05-18T04:19:23.197607Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:19:23.197607Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"+kA9uzIAR/e7yuqWJJCmJUnpgh73B/J3suSWwC8drpd+Na/a20XAkjMq0c9VAViNZhpozEOnZdipMkASQDhEAA==","signature_status":"signed_v1","signed_at":"2026-05-18T04:19:23.198031Z","signed_message":"canonical_sha256_bytes"},"source_id":"1010.1431","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a41da3fd7a3c545f2f17226ea6a12f458368d1843d02f7ecbc63f50c74ff9a61","sha256:30c6d5a9c4e231562f5d973df9a4ff925acb5c671dd12249acb0352f1a88effb"],"state_sha256":"e8704b87c7af78d3be9062457c75c1faca4202b8248a1642056786c8c0d91547"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D/0f6OSx1XzRwhfgBTKgxJfCc7rGFb6Or4getsnHBdMlnZJXmh9ea7c/OrDQrGeaZ11vcX8fB9nyMJ+c7vmCBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T19:50:58.601964Z","bundle_sha256":"574038a21ba20431729d31eced3b7b44df9e85e955c8658362fe23820b324839"}}