{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6MPYEZIDYI6IOKJDVY4SQIAMMZ","short_pith_number":"pith:6MPYEZID","canonical_record":{"source":{"id":"2412.20739","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2024-12-30T06:23:34Z","cross_cats_sorted":["nucl-ex","quant-ph"],"title_canon_sha256":"14aab49da00dfd87c45c0260eead93cb19a50d627caa50969daa4ff99ee51fce","abstract_canon_sha256":"1f92682fd5035e12ed85fd6a40de1ddcbb8ee394af83c748e3a17282b2203e90"},"schema_version":"1.0"},"canonical_sha256":"f31f826503c23c872923ae3928200c666ef13ec1efe97a260fca7aba0f879f31","source":{"kind":"arxiv","id":"2412.20739","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.20739","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"arxiv_version","alias_value":"2412.20739v1","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.20739","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"pith_short_12","alias_value":"6MPYEZIDYI6I","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"pith_short_16","alias_value":"6MPYEZIDYI6IOKJD","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"pith_short_8","alias_value":"6MPYEZID","created_at":"2026-07-05T09:55:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6MPYEZIDYI6IOKJDVY4SQIAMMZ","target":"record","payload":{"canonical_record":{"source":{"id":"2412.20739","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2024-12-30T06:23:34Z","cross_cats_sorted":["nucl-ex","quant-ph"],"title_canon_sha256":"14aab49da00dfd87c45c0260eead93cb19a50d627caa50969daa4ff99ee51fce","abstract_canon_sha256":"1f92682fd5035e12ed85fd6a40de1ddcbb8ee394af83c748e3a17282b2203e90"},"schema_version":"1.0"},"canonical_sha256":"f31f826503c23c872923ae3928200c666ef13ec1efe97a260fca7aba0f879f31","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:55:21.570566Z","signature_b64":"pxEGUGUHTR59ZzohumKtKG0Ke67atyckr4xFGgWvlOczZAx3S5jHVegkvxxYzVixjvLdhftfyDPAD8gGechSDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f31f826503c23c872923ae3928200c666ef13ec1efe97a260fca7aba0f879f31","last_reissued_at":"2026-07-05T09:55:21.570026Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:55:21.570026Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.20739","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":"2026-07-05T09:55:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K4uORcUXPARslRV9Y3//fKYovN5hExwYxb0FmsAnyRowS3nb3YcRFd0uRhW6cEuseedNCmUerPU7AN2cAKaTDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T07:45:10.323238Z"},"content_sha256":"69a242d07aff332d14260afa938fa9d8abf0657e9da421eb04be58f1116bdf3f","schema_version":"1.0","event_id":"sha256:69a242d07aff332d14260afa938fa9d8abf0657e9da421eb04be58f1116bdf3f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6MPYEZIDYI6IOKJDVY4SQIAMMZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Machine learning orbital-free density functional theory: taming quantum shell effects in deformed nuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex","quant-ph"],"primary_cat":"nucl-th","authors_text":"P. W. Zhao, X. H. Wu, Z. X. Ren","submitted_at":"2024-12-30T06:23:34Z","abstract_excerpt":"Accurate description of deformed atomic nuclei by the orbital-free density functional theory has been a longstanding textbook challenge, due to the difficulty in accounting for the intricate quantum shell effects that are present in such systems. Orbital-free density functional theory is, in principle, capable of describing all effects of nuclear systems, as guaranteed by the Hohenberg-Kohn theorem. However, from a microscopic perspective, shell and deformation effects are believed to be intrinsically connected to single-orbital structures, posing a significant challenge for orbital-free appro"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.20739","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.20739/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T09:55:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6y+tZpnJfOXzqs3hTHh+hxlcDr6hEQ77xE3m24TrL7J5sbvYGp1tHxhLMO6UWMZK3XO19jyCe1mPZZso58qyCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-13T07:45:10.323636Z"},"content_sha256":"cfbbd856bd2a0bf89ffb4260a50904d602ee495f3ab8a936466fab228490bc8a","schema_version":"1.0","event_id":"sha256:cfbbd856bd2a0bf89ffb4260a50904d602ee495f3ab8a936466fab228490bc8a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ/bundle.json","state_url":"https://pith.science/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ/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":"2026-07-13T07:45:10Z","links":{"resolver":"https://pith.science/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ","bundle":"https://pith.science/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ/bundle.json","state":"https://pith.science/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6MPYEZIDYI6IOKJDVY4SQIAMMZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6MPYEZIDYI6IOKJDVY4SQIAMMZ","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":"1f92682fd5035e12ed85fd6a40de1ddcbb8ee394af83c748e3a17282b2203e90","cross_cats_sorted":["nucl-ex","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2024-12-30T06:23:34Z","title_canon_sha256":"14aab49da00dfd87c45c0260eead93cb19a50d627caa50969daa4ff99ee51fce"},"schema_version":"1.0","source":{"id":"2412.20739","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.20739","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"arxiv_version","alias_value":"2412.20739v1","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.20739","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"pith_short_12","alias_value":"6MPYEZIDYI6I","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"pith_short_16","alias_value":"6MPYEZIDYI6IOKJD","created_at":"2026-07-05T09:55:21Z"},{"alias_kind":"pith_short_8","alias_value":"6MPYEZID","created_at":"2026-07-05T09:55:21Z"}],"graph_snapshots":[{"event_id":"sha256:cfbbd856bd2a0bf89ffb4260a50904d602ee495f3ab8a936466fab228490bc8a","target":"graph","created_at":"2026-07-05T09:55:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2412.20739/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Accurate description of deformed atomic nuclei by the orbital-free density functional theory has been a longstanding textbook challenge, due to the difficulty in accounting for the intricate quantum shell effects that are present in such systems. Orbital-free density functional theory is, in principle, capable of describing all effects of nuclear systems, as guaranteed by the Hohenberg-Kohn theorem. However, from a microscopic perspective, shell and deformation effects are believed to be intrinsically connected to single-orbital structures, posing a significant challenge for orbital-free appro","authors_text":"P. W. Zhao, X. H. Wu, Z. X. Ren","cross_cats":["nucl-ex","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2024-12-30T06:23:34Z","title":"Machine learning orbital-free density functional theory: taming quantum shell effects in deformed nuclei"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.20739","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":"sha256:69a242d07aff332d14260afa938fa9d8abf0657e9da421eb04be58f1116bdf3f","target":"record","created_at":"2026-07-05T09:55:21Z","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":"1f92682fd5035e12ed85fd6a40de1ddcbb8ee394af83c748e3a17282b2203e90","cross_cats_sorted":["nucl-ex","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2024-12-30T06:23:34Z","title_canon_sha256":"14aab49da00dfd87c45c0260eead93cb19a50d627caa50969daa4ff99ee51fce"},"schema_version":"1.0","source":{"id":"2412.20739","kind":"arxiv","version":1}},"canonical_sha256":"f31f826503c23c872923ae3928200c666ef13ec1efe97a260fca7aba0f879f31","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f31f826503c23c872923ae3928200c666ef13ec1efe97a260fca7aba0f879f31","first_computed_at":"2026-07-05T09:55:21.570026Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:55:21.570026Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pxEGUGUHTR59ZzohumKtKG0Ke67atyckr4xFGgWvlOczZAx3S5jHVegkvxxYzVixjvLdhftfyDPAD8gGechSDw==","signature_status":"signed_v1","signed_at":"2026-07-05T09:55:21.570566Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.20739","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:69a242d07aff332d14260afa938fa9d8abf0657e9da421eb04be58f1116bdf3f","sha256:cfbbd856bd2a0bf89ffb4260a50904d602ee495f3ab8a936466fab228490bc8a"],"state_sha256":"5c26b42ebe26236b679a12c1cdd3897fcb00b017bc0d60b4ade9761de4a777eb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B7vJE2V6WaP/PbIm00/7k40YRaIhNgccGhIG28JEBS2jB/Oi7ZI+iHA0GQBpEiDxrFXn7bkzTPBfpmE6br4BDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-13T07:45:10.325679Z","bundle_sha256":"6a4d4aee9530403c2b61c95bd8b9145ad7679c15b7a4c020d42db4761a3bdd93"}}