{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:HL2KV2DVHGC57XVDTRA6KJROUG","short_pith_number":"pith:HL2KV2DV","canonical_record":{"source":{"id":"1511.09306","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-30T13:50:40Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"0beef98e4c9f0abe61e71ec33a264b314aae46c47501a7360bdc76f00d3ae983","abstract_canon_sha256":"89e101482844bbbc9602f3a03fe92beb0e8df0f28c6963c6a6d8934b51f29f1d"},"schema_version":"1.0"},"canonical_sha256":"3af4aae8753985dfdea39c41e5262ea1a0bb50a48ed35cf7abe886be692a62e8","source":{"kind":"arxiv","id":"1511.09306","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.09306","created_at":"2026-05-18T01:25:40Z"},{"alias_kind":"arxiv_version","alias_value":"1511.09306v1","created_at":"2026-05-18T01:25:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.09306","created_at":"2026-05-18T01:25:40Z"},{"alias_kind":"pith_short_12","alias_value":"HL2KV2DVHGC5","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HL2KV2DVHGC57XVD","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HL2KV2DV","created_at":"2026-05-18T12:29:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:HL2KV2DVHGC57XVDTRA6KJROUG","target":"record","payload":{"canonical_record":{"source":{"id":"1511.09306","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-30T13:50:40Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"0beef98e4c9f0abe61e71ec33a264b314aae46c47501a7360bdc76f00d3ae983","abstract_canon_sha256":"89e101482844bbbc9602f3a03fe92beb0e8df0f28c6963c6a6d8934b51f29f1d"},"schema_version":"1.0"},"canonical_sha256":"3af4aae8753985dfdea39c41e5262ea1a0bb50a48ed35cf7abe886be692a62e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:25:40.557711Z","signature_b64":"MXF6JYNK5A7stVwXwyYidOuE7UyAdBo/6/9r5ct/ewi+vX3QGfAe13tLXdiEQLVS9fJFJPUwnfBtbtOKYQUUAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3af4aae8753985dfdea39c41e5262ea1a0bb50a48ed35cf7abe886be692a62e8","last_reissued_at":"2026-05-18T01:25:40.556909Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:25:40.556909Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.09306","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":"2026-05-18T01:25:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cQNg6DGfdYbrWDeZOHuYGQdp7e3V5Thszs5y09/C8lnPhWctkulSBAc188mIr0O64QCr3bwzOi2h6qc3eAGUDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T12:21:15.023449Z"},"content_sha256":"5055929fc8e8d5a8c3b1431d5f1eec367a1882f0510cee40e7d2d2cd64e0ea20","schema_version":"1.0","event_id":"sha256:5055929fc8e8d5a8c3b1431d5f1eec367a1882f0510cee40e7d2d2cd64e0ea20"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:HL2KV2DVHGC57XVDTRA6KJROUG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Beyond-mean-field approach to low-lying spectra of $\\Lambda$ hypernuclei","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"H. Mei, J.M. Yao, K. Hagino, T. Motoba","submitted_at":"2015-11-30T13:50:40Z","abstract_excerpt":"Taking the hypernucleus $^{13}_{~\\Lambda}$C as an example, we illustrate the miscroscopic particle-rotor model for low-lying spectra of hypernuclei. This approach is based on the beyond-mean-field method, with the particle number and angular momentum projections. The quantum fluctuation of the mean-field is also taken into account for the core nucleus using the generator coordinate method. We show that the impurity effect of $\\Lambda$ hyperon, such as a change in $B(E2)$, is well described with this model. Our calculation indicates that the most important impurity effect in $sd$-shell hypernuc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.09306","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":"2026-05-18T01:25:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gPQopF08DcR1zy8ZpHEL6mJuKnt14LxOLKObdMEpjwwh//vJig7IfJu4yrUF0+tFAinixy/ub0sCKuqmV1NBBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T12:21:15.023862Z"},"content_sha256":"a445e9c46e01e8ed014f4a20eecc8452aa65ad1f42b28aa61e85010f34a8f1ed","schema_version":"1.0","event_id":"sha256:a445e9c46e01e8ed014f4a20eecc8452aa65ad1f42b28aa61e85010f34a8f1ed"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HL2KV2DVHGC57XVDTRA6KJROUG/bundle.json","state_url":"https://pith.science/pith/HL2KV2DVHGC57XVDTRA6KJROUG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HL2KV2DVHGC57XVDTRA6KJROUG/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":"2026-05-23T12:21:15Z","links":{"resolver":"https://pith.science/pith/HL2KV2DVHGC57XVDTRA6KJROUG","bundle":"https://pith.science/pith/HL2KV2DVHGC57XVDTRA6KJROUG/bundle.json","state":"https://pith.science/pith/HL2KV2DVHGC57XVDTRA6KJROUG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HL2KV2DVHGC57XVDTRA6KJROUG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:HL2KV2DVHGC57XVDTRA6KJROUG","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":"89e101482844bbbc9602f3a03fe92beb0e8df0f28c6963c6a6d8934b51f29f1d","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-30T13:50:40Z","title_canon_sha256":"0beef98e4c9f0abe61e71ec33a264b314aae46c47501a7360bdc76f00d3ae983"},"schema_version":"1.0","source":{"id":"1511.09306","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.09306","created_at":"2026-05-18T01:25:40Z"},{"alias_kind":"arxiv_version","alias_value":"1511.09306v1","created_at":"2026-05-18T01:25:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.09306","created_at":"2026-05-18T01:25:40Z"},{"alias_kind":"pith_short_12","alias_value":"HL2KV2DVHGC5","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_16","alias_value":"HL2KV2DVHGC57XVD","created_at":"2026-05-18T12:29:25Z"},{"alias_kind":"pith_short_8","alias_value":"HL2KV2DV","created_at":"2026-05-18T12:29:25Z"}],"graph_snapshots":[{"event_id":"sha256:a445e9c46e01e8ed014f4a20eecc8452aa65ad1f42b28aa61e85010f34a8f1ed","target":"graph","created_at":"2026-05-18T01:25:40Z","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":"Taking the hypernucleus $^{13}_{~\\Lambda}$C as an example, we illustrate the miscroscopic particle-rotor model for low-lying spectra of hypernuclei. This approach is based on the beyond-mean-field method, with the particle number and angular momentum projections. The quantum fluctuation of the mean-field is also taken into account for the core nucleus using the generator coordinate method. We show that the impurity effect of $\\Lambda$ hyperon, such as a change in $B(E2)$, is well described with this model. Our calculation indicates that the most important impurity effect in $sd$-shell hypernuc","authors_text":"H. Mei, J.M. Yao, K. Hagino, T. Motoba","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-30T13:50:40Z","title":"Beyond-mean-field approach to low-lying spectra of $\\Lambda$ hypernuclei"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.09306","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":"sha256:5055929fc8e8d5a8c3b1431d5f1eec367a1882f0510cee40e7d2d2cd64e0ea20","target":"record","created_at":"2026-05-18T01:25:40Z","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":"89e101482844bbbc9602f3a03fe92beb0e8df0f28c6963c6a6d8934b51f29f1d","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-30T13:50:40Z","title_canon_sha256":"0beef98e4c9f0abe61e71ec33a264b314aae46c47501a7360bdc76f00d3ae983"},"schema_version":"1.0","source":{"id":"1511.09306","kind":"arxiv","version":1}},"canonical_sha256":"3af4aae8753985dfdea39c41e5262ea1a0bb50a48ed35cf7abe886be692a62e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3af4aae8753985dfdea39c41e5262ea1a0bb50a48ed35cf7abe886be692a62e8","first_computed_at":"2026-05-18T01:25:40.556909Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:25:40.556909Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"MXF6JYNK5A7stVwXwyYidOuE7UyAdBo/6/9r5ct/ewi+vX3QGfAe13tLXdiEQLVS9fJFJPUwnfBtbtOKYQUUAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:25:40.557711Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.09306","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5055929fc8e8d5a8c3b1431d5f1eec367a1882f0510cee40e7d2d2cd64e0ea20","sha256:a445e9c46e01e8ed014f4a20eecc8452aa65ad1f42b28aa61e85010f34a8f1ed"],"state_sha256":"412c445b3fffd77fa6714577dd55884e96f08caa561e14e9319ff78a2329ffd3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JHExQ5MxjX2FPcMfhjs+bWvRGJ+KgCsR+A6zPahJ2pPiJ2xMEOl8QC36ruV77E1gkGZMOWBhuMk2wm6F2UsVAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T12:21:15.026406Z","bundle_sha256":"7d707b3a00a775bc7bd3e84b9bfeebec652afcbebd9993e35a74bdeebd58c1b0"}}