{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:KV52VV47S6QPZNW2I7FBU54CCH","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":"990782e8532c00f63a8dfb70e6ec955215a7ac6590c8ccde8381e045c46cc0ae","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-06-27T12:19:06Z","title_canon_sha256":"3e2b084ed00057ec0f3c9c97df82645796bb74266418eea209493b47e7dcf401"},"schema_version":"1.0","source":{"id":"1806.10432","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.10432","created_at":"2026-05-18T00:08:06Z"},{"alias_kind":"arxiv_version","alias_value":"1806.10432v2","created_at":"2026-05-18T00:08:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.10432","created_at":"2026-05-18T00:08:06Z"},{"alias_kind":"pith_short_12","alias_value":"KV52VV47S6QP","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"KV52VV47S6QPZNW2","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"KV52VV47","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:ad7d1e0bc4d2ae0ce078ceb6ce1c7370172095a88633a0f7a2ba6ddba6d3ebd2","target":"graph","created_at":"2026-05-18T00:08:06Z","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":"A novel shape evolution in the Sn isotopes by the state-of-the-art application of the Monte Carlo Shell Model calculations is presented in a unified way for the 100-138Sn isotopes. A large model space consisting of eight single-particle orbits for protons and neutrons is taken with the fixed Hamiltonian and effective charges, where protons in the 1g9/2 orbital are fully activated. While the significant increase of the B(E2; 0+1 -> 2+1) value, seen around 110Sn as a function of neutron number (N), has remained a major puzzle over decades, it is explained as a consequence of the shape evolution ","authors_text":"Michio Honma, Noritaka Shimizu, Takaharu Otsuka, Tomoaki Togashi, Yusuke Tsunoda","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-06-27T12:19:06Z","title":"Novel shape evolution in Sn isotopes from magic numbers 50 to 82"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.10432","kind":"arxiv","version":2},"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:e4b8cbe6a644e26bc7ffe908ffa2b1e629792013d2a961ebf1f623ed941a18fc","target":"record","created_at":"2026-05-18T00:08:06Z","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":"990782e8532c00f63a8dfb70e6ec955215a7ac6590c8ccde8381e045c46cc0ae","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-06-27T12:19:06Z","title_canon_sha256":"3e2b084ed00057ec0f3c9c97df82645796bb74266418eea209493b47e7dcf401"},"schema_version":"1.0","source":{"id":"1806.10432","kind":"arxiv","version":2}},"canonical_sha256":"557baad79f97a0fcb6da47ca1a778211ee93a1ccf99d868a3a44c96584d84858","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"557baad79f97a0fcb6da47ca1a778211ee93a1ccf99d868a3a44c96584d84858","first_computed_at":"2026-05-18T00:08:06.189293Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:06.189293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XAkPb8uVexHxV5mokVMVjXJnwPaSbUyvhWCeFFdcKcfYoygKkrzlC4oDhStFlMPEMsEcrK7K5E92YzvA/dp5DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:06.189872Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.10432","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e4b8cbe6a644e26bc7ffe908ffa2b1e629792013d2a961ebf1f623ed941a18fc","sha256:ad7d1e0bc4d2ae0ce078ceb6ce1c7370172095a88633a0f7a2ba6ddba6d3ebd2"],"state_sha256":"9b01201cbb5975da6394a7a7242440ab9aa1e291f492141c5db75abb026e4c40"}