{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:PF2ZZHV2HSZLDTEGYCVHLLKH5P","short_pith_number":"pith:PF2ZZHV2","canonical_record":{"source":{"id":"1306.4439","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-06-19T07:04:52Z","cross_cats_sorted":[],"title_canon_sha256":"d8e8dacaa127527781dd18954bf80bdd9db2c44759e5177cac31b610aa9106e0","abstract_canon_sha256":"142c01ad38d0c3d509b110fa2ce7a05affb68b096535f111bff1b613068b6307"},"schema_version":"1.0"},"canonical_sha256":"79759c9eba3cb2b1cc86c0aa75ad47ebff0a50ab6ef88523ad6154188b0abe9d","source":{"kind":"arxiv","id":"1306.4439","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.4439","created_at":"2026-05-18T03:01:13Z"},{"alias_kind":"arxiv_version","alias_value":"1306.4439v1","created_at":"2026-05-18T03:01:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.4439","created_at":"2026-05-18T03:01:13Z"},{"alias_kind":"pith_short_12","alias_value":"PF2ZZHV2HSZL","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"PF2ZZHV2HSZLDTEG","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"PF2ZZHV2","created_at":"2026-05-18T12:27:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:PF2ZZHV2HSZLDTEGYCVHLLKH5P","target":"record","payload":{"canonical_record":{"source":{"id":"1306.4439","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-06-19T07:04:52Z","cross_cats_sorted":[],"title_canon_sha256":"d8e8dacaa127527781dd18954bf80bdd9db2c44759e5177cac31b610aa9106e0","abstract_canon_sha256":"142c01ad38d0c3d509b110fa2ce7a05affb68b096535f111bff1b613068b6307"},"schema_version":"1.0"},"canonical_sha256":"79759c9eba3cb2b1cc86c0aa75ad47ebff0a50ab6ef88523ad6154188b0abe9d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:01:13.695969Z","signature_b64":"Qew6yXeWlKkij2S8Dj6jTb+HdxfkrRe4B/BFiIWDZxGn/Jv6A+G7+FJ7udTzRGMgMvmwhPVdaVaN4BtGVudXAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"79759c9eba3cb2b1cc86c0aa75ad47ebff0a50ab6ef88523ad6154188b0abe9d","last_reissued_at":"2026-05-18T03:01:13.695325Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:01:13.695325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1306.4439","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":"2026-05-18T03:01:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aY7WimmmXiWQTdtezu5gvWo0vPZ6WkAxgtfiKSOpleYpJU+uS9HeV53rWGaXMlzwRIpp/4LhXKtd/CgBe5HQBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T14:22:34.649800Z"},"content_sha256":"772d4108d790726e61691b1c63abf16598f8d58f2e84f9249a93137df6db635f","schema_version":"1.0","event_id":"sha256:772d4108d790726e61691b1c63abf16598f8d58f2e84f9249a93137df6db635f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:PF2ZZHV2HSZLDTEGYCVHLLKH5P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Collectivity evolution in the neutron-rich Pd isotopes towards the N=82 shell closure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"D. Nishimura, D. Sohler, D. Steppenbeck, H. Baba, H. Liu, H. Otsu, H. Sakurai, H. Scheit, H. Wang, J. Lee, K. Kobayashi, K. Li, K. Yoneda, L. Caceres, M. Matsushita, N. Aoi, P. Doornenbal, R. Minakata, R. Tanaka, R. Yokoyama, S. Sakaguchi, S. Takeuchi, T. Motobayashi, T. Yamamoto, Y. Kondo, Y. Sun, Y. Togano, Y. Ye, Zs. Dombradi, Zs. Vajta, Z. Tian, Z. Yang","submitted_at":"2013-06-19T07:04:52Z","abstract_excerpt":"The neutron-rich, even-even 122,124,126Pd isotopes has been studied via in-beam gamma-ray spectroscopy at the RIKEN Radioactive Isotope Beam Factory. Excited states at 499(9), 590(11), and 686(17) keV were found in the three isotopes, which we assign to the respective 2+ -> 0+ decays. In addition, a candidate for the 4+ state at 1164(20) keV was observed in 122Pd. The resulting Ex(2+) systematics are essentially similar to those of the Xe (Z=54) isotopic chain and theoretical prediction by IBM-2, suggesting no serious shell quenching in the Pd isotopes in the vicinity of N=82."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.4439","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":"2026-05-18T03:01:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MTA4WHOH9+iZwrg2QbbZH61pLZW5hXyTee+qlZAXBjJETVNkScILauU2+R96ErT6Wb3eEpkz6k+9Z0iQyMlYCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T14:22:34.650469Z"},"content_sha256":"15d235d0706ecdfa97ca5624d277d8b073540ff1accf91320bc7569c1a3c3da1","schema_version":"1.0","event_id":"sha256:15d235d0706ecdfa97ca5624d277d8b073540ff1accf91320bc7569c1a3c3da1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P/bundle.json","state_url":"https://pith.science/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P/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":"2026-05-26T14:22:34Z","links":{"resolver":"https://pith.science/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P","bundle":"https://pith.science/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P/bundle.json","state":"https://pith.science/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PF2ZZHV2HSZLDTEGYCVHLLKH5P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:PF2ZZHV2HSZLDTEGYCVHLLKH5P","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":"142c01ad38d0c3d509b110fa2ce7a05affb68b096535f111bff1b613068b6307","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-06-19T07:04:52Z","title_canon_sha256":"d8e8dacaa127527781dd18954bf80bdd9db2c44759e5177cac31b610aa9106e0"},"schema_version":"1.0","source":{"id":"1306.4439","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1306.4439","created_at":"2026-05-18T03:01:13Z"},{"alias_kind":"arxiv_version","alias_value":"1306.4439v1","created_at":"2026-05-18T03:01:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1306.4439","created_at":"2026-05-18T03:01:13Z"},{"alias_kind":"pith_short_12","alias_value":"PF2ZZHV2HSZL","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_16","alias_value":"PF2ZZHV2HSZLDTEG","created_at":"2026-05-18T12:27:54Z"},{"alias_kind":"pith_short_8","alias_value":"PF2ZZHV2","created_at":"2026-05-18T12:27:54Z"}],"graph_snapshots":[{"event_id":"sha256:15d235d0706ecdfa97ca5624d277d8b073540ff1accf91320bc7569c1a3c3da1","target":"graph","created_at":"2026-05-18T03:01:13Z","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 neutron-rich, even-even 122,124,126Pd isotopes has been studied via in-beam gamma-ray spectroscopy at the RIKEN Radioactive Isotope Beam Factory. Excited states at 499(9), 590(11), and 686(17) keV were found in the three isotopes, which we assign to the respective 2+ -> 0+ decays. In addition, a candidate for the 4+ state at 1164(20) keV was observed in 122Pd. The resulting Ex(2+) systematics are essentially similar to those of the Xe (Z=54) isotopic chain and theoretical prediction by IBM-2, suggesting no serious shell quenching in the Pd isotopes in the vicinity of N=82.","authors_text":"D. Nishimura, D. Sohler, D. Steppenbeck, H. Baba, H. Liu, H. Otsu, H. Sakurai, H. Scheit, H. Wang, J. Lee, K. Kobayashi, K. Li, K. Yoneda, L. Caceres, M. Matsushita, N. Aoi, P. Doornenbal, R. Minakata, R. Tanaka, R. Yokoyama, S. Sakaguchi, S. Takeuchi, T. Motobayashi, T. Yamamoto, Y. Kondo, Y. Sun, Y. Togano, Y. Ye, Zs. Dombradi, Zs. Vajta, Z. Tian, Z. Yang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-06-19T07:04:52Z","title":"Collectivity evolution in the neutron-rich Pd isotopes towards the N=82 shell closure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1306.4439","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":"sha256:772d4108d790726e61691b1c63abf16598f8d58f2e84f9249a93137df6db635f","target":"record","created_at":"2026-05-18T03:01:13Z","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":"142c01ad38d0c3d509b110fa2ce7a05affb68b096535f111bff1b613068b6307","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2013-06-19T07:04:52Z","title_canon_sha256":"d8e8dacaa127527781dd18954bf80bdd9db2c44759e5177cac31b610aa9106e0"},"schema_version":"1.0","source":{"id":"1306.4439","kind":"arxiv","version":1}},"canonical_sha256":"79759c9eba3cb2b1cc86c0aa75ad47ebff0a50ab6ef88523ad6154188b0abe9d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"79759c9eba3cb2b1cc86c0aa75ad47ebff0a50ab6ef88523ad6154188b0abe9d","first_computed_at":"2026-05-18T03:01:13.695325Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:01:13.695325Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qew6yXeWlKkij2S8Dj6jTb+HdxfkrRe4B/BFiIWDZxGn/Jv6A+G7+FJ7udTzRGMgMvmwhPVdaVaN4BtGVudXAg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:01:13.695969Z","signed_message":"canonical_sha256_bytes"},"source_id":"1306.4439","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:772d4108d790726e61691b1c63abf16598f8d58f2e84f9249a93137df6db635f","sha256:15d235d0706ecdfa97ca5624d277d8b073540ff1accf91320bc7569c1a3c3da1"],"state_sha256":"4773286d9b00b610066e5c95407ef6e63ea3d7b4459a35a7106a5732489e264c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3V7rqUtBy1umkyfZXeIIo18Up+ulUW8/rPO57IUjLp0NXLJFWO7Kud6SnSuqMMwNJ879L0b/165pcNyfG76dAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T14:22:34.653710Z","bundle_sha256":"0907588e2d27ade44aac9ed25c8b583a227a0a76594cff689e192a2e5a142b20"}}