{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:RPGESL62BWFPOVVMTUEGQG3Y6J","short_pith_number":"pith:RPGESL62","canonical_record":{"source":{"id":"1604.06268","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-04-21T12:10:16Z","cross_cats_sorted":[],"title_canon_sha256":"fd830095343b42af2310b1e0bfb65250f99664fbc244ca486c9b1870e026361b","abstract_canon_sha256":"4d2c95473d638074e8624573ee19404b890d44e8c7822d6217d1144615382853"},"schema_version":"1.0"},"canonical_sha256":"8bcc492fda0d8af756ac9d08681b78f24b54e97d2004c9127267cf9e0ed24be2","source":{"kind":"arxiv","id":"1604.06268","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.06268","created_at":"2026-05-18T00:49:18Z"},{"alias_kind":"arxiv_version","alias_value":"1604.06268v1","created_at":"2026-05-18T00:49:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06268","created_at":"2026-05-18T00:49:18Z"},{"alias_kind":"pith_short_12","alias_value":"RPGESL62BWFP","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"RPGESL62BWFPOVVM","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"RPGESL62","created_at":"2026-05-18T12:30:41Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:RPGESL62BWFPOVVMTUEGQG3Y6J","target":"record","payload":{"canonical_record":{"source":{"id":"1604.06268","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-04-21T12:10:16Z","cross_cats_sorted":[],"title_canon_sha256":"fd830095343b42af2310b1e0bfb65250f99664fbc244ca486c9b1870e026361b","abstract_canon_sha256":"4d2c95473d638074e8624573ee19404b890d44e8c7822d6217d1144615382853"},"schema_version":"1.0"},"canonical_sha256":"8bcc492fda0d8af756ac9d08681b78f24b54e97d2004c9127267cf9e0ed24be2","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:49:18.841662Z","signature_b64":"hIrGj6xolRRk2f+PTrdNcpr8P9n2DKWu/Xsow13cGwwNCLJeIESyTUlNH+tmdRloceDAkZLIZNKOdhflnnDkDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8bcc492fda0d8af756ac9d08681b78f24b54e97d2004c9127267cf9e0ed24be2","last_reissued_at":"2026-05-18T00:49:18.841279Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:49:18.841279Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1604.06268","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":"2026-05-18T00:49:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m3c00rt03AyFhRFcZzT2BP4Vt8x69+ujIYkvu/TYmCrZ3IG34BpEa4mIKoiLgh608R4eh1TdE1IHsNRrutWADQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:47:35.915742Z"},"content_sha256":"f528da009ca709a399fb97a37055d0b1caa791f8b6b5077996200a7f16f78d19","schema_version":"1.0","event_id":"sha256:f528da009ca709a399fb97a37055d0b1caa791f8b6b5077996200a7f16f78d19"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:RPGESL62BWFPOVVMTUEGQG3Y6J","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shells, orbit bifurcations and symmetry restorations in Fermi systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"A.G. Magner, K. Arita, M.V. Koliesnik","submitted_at":"2016-04-21T12:10:16Z","abstract_excerpt":"The periodic-orbit theory based on the improved stationary-phase method within the phase-space path integral approach is presented for the semiclassical description of the nuclear shell structure, concerning the main topics of the fruitful activity of V. G. Solovjov. We apply this theory to study bifurcations and symmetry breaking phenomena in a radial power-law potential which is close to the realistic Woods-Saxon one up to about the Fermi energy. Using the realistic parametrization of nuclear shapes we explain the origin of the double-humped fission barrier and the asymmetry in the fission i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06268","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":"2026-05-18T00:49:18Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oB/0Waj25ohxkF2WlO3fJvZQA0NGk5KYswq/8PT+OZy2SP4xWIV0IbbmhChrnCWxC/A+t+bdlNyS1GlErPhGAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:47:35.916466Z"},"content_sha256":"073c49dbf781df2dcc03d9c25dac5b225731caa45d7ee4786b344b38003f2a6e","schema_version":"1.0","event_id":"sha256:073c49dbf781df2dcc03d9c25dac5b225731caa45d7ee4786b344b38003f2a6e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RPGESL62BWFPOVVMTUEGQG3Y6J/bundle.json","state_url":"https://pith.science/pith/RPGESL62BWFPOVVMTUEGQG3Y6J/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RPGESL62BWFPOVVMTUEGQG3Y6J/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":"2026-05-25T22:47:35Z","links":{"resolver":"https://pith.science/pith/RPGESL62BWFPOVVMTUEGQG3Y6J","bundle":"https://pith.science/pith/RPGESL62BWFPOVVMTUEGQG3Y6J/bundle.json","state":"https://pith.science/pith/RPGESL62BWFPOVVMTUEGQG3Y6J/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RPGESL62BWFPOVVMTUEGQG3Y6J/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:RPGESL62BWFPOVVMTUEGQG3Y6J","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":"4d2c95473d638074e8624573ee19404b890d44e8c7822d6217d1144615382853","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-04-21T12:10:16Z","title_canon_sha256":"fd830095343b42af2310b1e0bfb65250f99664fbc244ca486c9b1870e026361b"},"schema_version":"1.0","source":{"id":"1604.06268","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1604.06268","created_at":"2026-05-18T00:49:18Z"},{"alias_kind":"arxiv_version","alias_value":"1604.06268v1","created_at":"2026-05-18T00:49:18Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06268","created_at":"2026-05-18T00:49:18Z"},{"alias_kind":"pith_short_12","alias_value":"RPGESL62BWFP","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_16","alias_value":"RPGESL62BWFPOVVM","created_at":"2026-05-18T12:30:41Z"},{"alias_kind":"pith_short_8","alias_value":"RPGESL62","created_at":"2026-05-18T12:30:41Z"}],"graph_snapshots":[{"event_id":"sha256:073c49dbf781df2dcc03d9c25dac5b225731caa45d7ee4786b344b38003f2a6e","target":"graph","created_at":"2026-05-18T00:49:18Z","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":"The periodic-orbit theory based on the improved stationary-phase method within the phase-space path integral approach is presented for the semiclassical description of the nuclear shell structure, concerning the main topics of the fruitful activity of V. G. Solovjov. We apply this theory to study bifurcations and symmetry breaking phenomena in a radial power-law potential which is close to the realistic Woods-Saxon one up to about the Fermi energy. Using the realistic parametrization of nuclear shapes we explain the origin of the double-humped fission barrier and the asymmetry in the fission i","authors_text":"A.G. Magner, K. Arita, M.V. Koliesnik","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-04-21T12:10:16Z","title":"Shells, orbit bifurcations and symmetry restorations in Fermi systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06268","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:f528da009ca709a399fb97a37055d0b1caa791f8b6b5077996200a7f16f78d19","target":"record","created_at":"2026-05-18T00:49:18Z","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":"4d2c95473d638074e8624573ee19404b890d44e8c7822d6217d1144615382853","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2016-04-21T12:10:16Z","title_canon_sha256":"fd830095343b42af2310b1e0bfb65250f99664fbc244ca486c9b1870e026361b"},"schema_version":"1.0","source":{"id":"1604.06268","kind":"arxiv","version":1}},"canonical_sha256":"8bcc492fda0d8af756ac9d08681b78f24b54e97d2004c9127267cf9e0ed24be2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8bcc492fda0d8af756ac9d08681b78f24b54e97d2004c9127267cf9e0ed24be2","first_computed_at":"2026-05-18T00:49:18.841279Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:18.841279Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hIrGj6xolRRk2f+PTrdNcpr8P9n2DKWu/Xsow13cGwwNCLJeIESyTUlNH+tmdRloceDAkZLIZNKOdhflnnDkDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:18.841662Z","signed_message":"canonical_sha256_bytes"},"source_id":"1604.06268","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f528da009ca709a399fb97a37055d0b1caa791f8b6b5077996200a7f16f78d19","sha256:073c49dbf781df2dcc03d9c25dac5b225731caa45d7ee4786b344b38003f2a6e"],"state_sha256":"037f5dbfba8ec1044298c7e441c82c01ea527c0892b8f602a4b4b3b8fb439b36"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+LbHNNMqsX65QLrdH2Lmy93dSv4aBazu24Vx2UejawA8COFGZZrfcQl0gCSMjJ4qXZaSMj5EGbScuBSkh+UqDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T22:47:35.919449Z","bundle_sha256":"dc19bacbbf5d97d29961e1d90eded45c7d4ec343dd96f8ff36f6e6cefae203e6"}}