{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:OS653LFGJIXXY2YM3WHZSLDDTF","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":"e12f3e1b01767cbdbe04332d2ab3688360be3c56cbbc4b081cbd4c41bc6f6aba","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2025-06-16T10:52:57Z","title_canon_sha256":"063f97141f0ffc783d09539b9621d134e107d96dd6c8099a239aac2e827ae15c"},"schema_version":"1.0","source":{"id":"2506.13354","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.13354","created_at":"2026-07-05T11:22:09Z"},{"alias_kind":"arxiv_version","alias_value":"2506.13354v1","created_at":"2026-07-05T11:22:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.13354","created_at":"2026-07-05T11:22:09Z"},{"alias_kind":"pith_short_12","alias_value":"OS653LFGJIXX","created_at":"2026-07-05T11:22:09Z"},{"alias_kind":"pith_short_16","alias_value":"OS653LFGJIXXY2YM","created_at":"2026-07-05T11:22:09Z"},{"alias_kind":"pith_short_8","alias_value":"OS653LFG","created_at":"2026-07-05T11:22:09Z"}],"graph_snapshots":[{"event_id":"sha256:4931faebca63509f0edae04c0a598fe097481706250237c6475e67151dac922c","target":"graph","created_at":"2026-07-05T11:22:09Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2506.13354/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"At finite temperatures, nuclear excitations are significantly modified, most notably through the emergence of additional low-energy dipole strength, which can critically impact astrophysical reaction rates. Ongoing fusion-evaporation experiments on Ni isotopes provide a unique opportunity to investigate the hot pygmy dipole strength (HPDS), underscoring the need for reliable theoretical predictions and a comprehensive understanding of this emerging phenomenon. In this work, the HPDS is investigated in Ni isotopes from $N = Z$ to neutron-rich systems ($^{56\\text{--}70}$Ni) over a temperature ra","authors_text":"Amandeep Kaur, Esra Y\\\"uksel, Nils Paar","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2025-06-16T10:52:57Z","title":"Hot pygmy dipole strength in nickel isotopes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.13354","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":"sha256:07bb319f09f151e7220db897f0dc47ad4b42f5995ac27b2e38f7bd7a84d80602","target":"record","created_at":"2026-07-05T11:22:09Z","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":"e12f3e1b01767cbdbe04332d2ab3688360be3c56cbbc4b081cbd4c41bc6f6aba","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-th","submitted_at":"2025-06-16T10:52:57Z","title_canon_sha256":"063f97141f0ffc783d09539b9621d134e107d96dd6c8099a239aac2e827ae15c"},"schema_version":"1.0","source":{"id":"2506.13354","kind":"arxiv","version":1}},"canonical_sha256":"74bdddaca64a2f7c6b0cdd8f992c63996fb008de31eca7445bbabe945838e19e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74bdddaca64a2f7c6b0cdd8f992c63996fb008de31eca7445bbabe945838e19e","first_computed_at":"2026-07-05T11:22:09.127069Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:22:09.127069Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lR+S/fKWM8KRCzPBH45NBSJ9B5PPVPCyc37QIGciMlwy1y8qhcuQ12kG6VL0qvX6LMd9R/0NxBLD0smBUk+kDg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:22:09.127552Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.13354","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:07bb319f09f151e7220db897f0dc47ad4b42f5995ac27b2e38f7bd7a84d80602","sha256:4931faebca63509f0edae04c0a598fe097481706250237c6475e67151dac922c"],"state_sha256":"ebe9bfba3732d7ca85e40e162f0c1d0af277235a670926ff7daa772473a9fdf5"}