{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:RAVH73WAQMUCXCBLXBO46ZBU5U","short_pith_number":"pith:RAVH73WA","canonical_record":{"source":{"id":"1511.06158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-19T13:23:08Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"6e6b254876327743c175fd6b81312dca514cce85cd766576ddd1cc4347b013b4","abstract_canon_sha256":"805d5e8f00dce7fb887cab91f3f53984cb4671b8a3e5fb71d42d86ba5c7b84d8"},"schema_version":"1.0"},"canonical_sha256":"882a7feec083282b882bb85dcf6434ed1a4c107f0e7c2e8b89b58081f69ae126","source":{"kind":"arxiv","id":"1511.06158","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.06158","created_at":"2026-05-18T00:50:40Z"},{"alias_kind":"arxiv_version","alias_value":"1511.06158v1","created_at":"2026-05-18T00:50:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.06158","created_at":"2026-05-18T00:50:40Z"},{"alias_kind":"pith_short_12","alias_value":"RAVH73WAQMUC","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RAVH73WAQMUCXCBL","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RAVH73WA","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:RAVH73WAQMUCXCBLXBO46ZBU5U","target":"record","payload":{"canonical_record":{"source":{"id":"1511.06158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-19T13:23:08Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"6e6b254876327743c175fd6b81312dca514cce85cd766576ddd1cc4347b013b4","abstract_canon_sha256":"805d5e8f00dce7fb887cab91f3f53984cb4671b8a3e5fb71d42d86ba5c7b84d8"},"schema_version":"1.0"},"canonical_sha256":"882a7feec083282b882bb85dcf6434ed1a4c107f0e7c2e8b89b58081f69ae126","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:40.497777Z","signature_b64":"kt/yaXMLdaWfUro03dK9tQBdoUTyB6xWO9s6ppgIa2sqkptlkwMqtlVbsnTU+5KYCEiv2w0ksx3qEH8czMQtDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"882a7feec083282b882bb85dcf6434ed1a4c107f0e7c2e8b89b58081f69ae126","last_reissued_at":"2026-05-18T00:50:40.496994Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:40.496994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.06158","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":"2026-05-18T00:50:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Py0M9qU8R2F8lHdbq/1Dwkl0iso+jM7V9DfVggKbQVpNSZSNZGdKipzr8Qs0gewpI91IX9FrJdWjpE07hDUxAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:39:24.894507Z"},"content_sha256":"310b8420cf17ebaa9e09b1285fe693cfcf98c9ede89db1157f1d23faf8a9e620","schema_version":"1.0","event_id":"sha256:310b8420cf17ebaa9e09b1285fe693cfcf98c9ede89db1157f1d23faf8a9e620"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:RAVH73WAQMUCXCBLXBO46ZBU5U","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Shape coexistence in the microscopically guided interacting boson model","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"nucl-th","authors_text":"K. Nomura, P. Van Isacker, T. Otsuka","submitted_at":"2015-11-19T13:23:08Z","abstract_excerpt":"Shape coexistence has been a subject of great interest in nuclear physics for many decades. In the context of the nuclear shell model, intruder excitations may give rise to remarkably low-lying excited $0^+$ states associated with different intrinsic shapes. In heavy open-shell nuclei, the dimension of the shell-model configuration space that includes such intruder excitations becomes exceedingly large, thus requiring a drastic truncation scheme. Such a framework has been provided by the interacting boson model (IBM). In this article we address the phenomenon of shape coexistence and its relev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.06158","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":"2026-05-18T00:50:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"no1aT3wkO4AYUCZ6Bmr+pAO+9Q45EGNMEFE8o6e4Yyya24OYEXx8TkihLqcB7bZKmuUbePzzm1/NVkwPSkNJCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T03:39:24.895175Z"},"content_sha256":"bf2b2432e3cf6c76c3d8703168e6eab5dde17cc23bc1a3788c866bd1a6b486b1","schema_version":"1.0","event_id":"sha256:bf2b2432e3cf6c76c3d8703168e6eab5dde17cc23bc1a3788c866bd1a6b486b1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RAVH73WAQMUCXCBLXBO46ZBU5U/bundle.json","state_url":"https://pith.science/pith/RAVH73WAQMUCXCBLXBO46ZBU5U/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RAVH73WAQMUCXCBLXBO46ZBU5U/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":"2026-05-27T03:39:24Z","links":{"resolver":"https://pith.science/pith/RAVH73WAQMUCXCBLXBO46ZBU5U","bundle":"https://pith.science/pith/RAVH73WAQMUCXCBLXBO46ZBU5U/bundle.json","state":"https://pith.science/pith/RAVH73WAQMUCXCBLXBO46ZBU5U/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RAVH73WAQMUCXCBLXBO46ZBU5U/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:RAVH73WAQMUCXCBLXBO46ZBU5U","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":"805d5e8f00dce7fb887cab91f3f53984cb4671b8a3e5fb71d42d86ba5c7b84d8","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-19T13:23:08Z","title_canon_sha256":"6e6b254876327743c175fd6b81312dca514cce85cd766576ddd1cc4347b013b4"},"schema_version":"1.0","source":{"id":"1511.06158","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.06158","created_at":"2026-05-18T00:50:40Z"},{"alias_kind":"arxiv_version","alias_value":"1511.06158v1","created_at":"2026-05-18T00:50:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.06158","created_at":"2026-05-18T00:50:40Z"},{"alias_kind":"pith_short_12","alias_value":"RAVH73WAQMUC","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RAVH73WAQMUCXCBL","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RAVH73WA","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:bf2b2432e3cf6c76c3d8703168e6eab5dde17cc23bc1a3788c866bd1a6b486b1","target":"graph","created_at":"2026-05-18T00:50:40Z","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":"Shape coexistence has been a subject of great interest in nuclear physics for many decades. In the context of the nuclear shell model, intruder excitations may give rise to remarkably low-lying excited $0^+$ states associated with different intrinsic shapes. In heavy open-shell nuclei, the dimension of the shell-model configuration space that includes such intruder excitations becomes exceedingly large, thus requiring a drastic truncation scheme. Such a framework has been provided by the interacting boson model (IBM). In this article we address the phenomenon of shape coexistence and its relev","authors_text":"K. Nomura, P. Van Isacker, T. Otsuka","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-19T13:23:08Z","title":"Shape coexistence in the microscopically guided interacting boson model"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.06158","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":"sha256:310b8420cf17ebaa9e09b1285fe693cfcf98c9ede89db1157f1d23faf8a9e620","target":"record","created_at":"2026-05-18T00:50:40Z","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":"805d5e8f00dce7fb887cab91f3f53984cb4671b8a3e5fb71d42d86ba5c7b84d8","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2015-11-19T13:23:08Z","title_canon_sha256":"6e6b254876327743c175fd6b81312dca514cce85cd766576ddd1cc4347b013b4"},"schema_version":"1.0","source":{"id":"1511.06158","kind":"arxiv","version":1}},"canonical_sha256":"882a7feec083282b882bb85dcf6434ed1a4c107f0e7c2e8b89b58081f69ae126","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"882a7feec083282b882bb85dcf6434ed1a4c107f0e7c2e8b89b58081f69ae126","first_computed_at":"2026-05-18T00:50:40.496994Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:40.496994Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kt/yaXMLdaWfUro03dK9tQBdoUTyB6xWO9s6ppgIa2sqkptlkwMqtlVbsnTU+5KYCEiv2w0ksx3qEH8czMQtDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:40.497777Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.06158","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:310b8420cf17ebaa9e09b1285fe693cfcf98c9ede89db1157f1d23faf8a9e620","sha256:bf2b2432e3cf6c76c3d8703168e6eab5dde17cc23bc1a3788c866bd1a6b486b1"],"state_sha256":"a8cae252e41c9e89243c33e755a04d313e4bcd398cfc228ce38d3fed73c37fc7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cyOsV9bh1W5IKmZFgrgs/gl7biDRR3SeMM3+daSrp/zm8e/5xm9BhUUxjN6EaP6yCvGUAMQGrlFIsapEweR9AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T03:39:24.898877Z","bundle_sha256":"c2fbc09b3c102cf2569f06ed92663104193c5e09ff18efdea3a8e3e616d4a973"}}