{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:K5FRAQ5LTQXZCKMPSL5ACKPH6Z","short_pith_number":"pith:K5FRAQ5L","canonical_record":{"source":{"id":"2012.03945","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2020-12-07T17:58:22Z","cross_cats_sorted":[],"title_canon_sha256":"a6ae4b8e786f35a19070f19db46fb425721ba086496f2bc8bfffe002b967c869","abstract_canon_sha256":"05f1959fee837a6ef95a4e861b72d38a5262bda7085b7d3b139f14aa99bbb876"},"schema_version":"1.0"},"canonical_sha256":"574b1043ab9c2f91298f92fa0129e7f66e0a5245978371d7ff02b3b034e31fde","source":{"kind":"arxiv","id":"2012.03945","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.03945","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"arxiv_version","alias_value":"2012.03945v1","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.03945","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"pith_short_12","alias_value":"K5FRAQ5LTQXZ","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"pith_short_16","alias_value":"K5FRAQ5LTQXZCKMP","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"pith_short_8","alias_value":"K5FRAQ5L","created_at":"2026-07-05T02:02:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:K5FRAQ5LTQXZCKMPSL5ACKPH6Z","target":"record","payload":{"canonical_record":{"source":{"id":"2012.03945","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2020-12-07T17:58:22Z","cross_cats_sorted":[],"title_canon_sha256":"a6ae4b8e786f35a19070f19db46fb425721ba086496f2bc8bfffe002b967c869","abstract_canon_sha256":"05f1959fee837a6ef95a4e861b72d38a5262bda7085b7d3b139f14aa99bbb876"},"schema_version":"1.0"},"canonical_sha256":"574b1043ab9c2f91298f92fa0129e7f66e0a5245978371d7ff02b3b034e31fde","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:02:25.442307Z","signature_b64":"Ye8n0YHAwJZv1Wt0dY2tYX2YiekDdR5psQelq3oii9BASxXyn47hK4+5KfZtaSe7hoTI0Ntg3NGAYn3tQgOTCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"574b1043ab9c2f91298f92fa0129e7f66e0a5245978371d7ff02b3b034e31fde","last_reissued_at":"2026-07-05T02:02:25.441895Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:02:25.441895Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.03945","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":"2026-07-05T02:02:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PIPsTIa72/SzVcATjVmBHsgtU/hDI1jfc3VWDnn6jXWquyYSOWzeMeDtn7NuK/150mWI7/qwfKZ4nOytmDKvAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T18:51:34.264013Z"},"content_sha256":"ed40b3f5e74c0302f51259139de86fdecef318cd6f4266069fb01dc70fb49dd8","schema_version":"1.0","event_id":"sha256:ed40b3f5e74c0302f51259139de86fdecef318cd6f4266069fb01dc70fb49dd8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:K5FRAQ5LTQXZCKMPSL5ACKPH6Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Detailed low-spin spectroscopy of 65Ni via neutron capture reaction","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. Turturica, B. Fornal, C. Costache, C. Michelagnoli, C. Mihai, C. Porzio, F. C. L. Crespi, F. Kandzia, L. W. Iskra, M. Jentschel, M. Sferrazza, N. Cieplicka-Orynczak, N. Marginean, P. Mutti, S. Bottoni, S. Leoni, T. Otsuka, U. Koester, Y.-H. Kim, Y. Tsunoda","submitted_at":"2020-12-07T17:58:22Z","abstract_excerpt":"An extended investigation of the low-spin structure of the $^{65}$Ni nucleus was performed at the Institut Laue-Langevin, Grenoble, via the neutron capture reaction $^{64}$Ni(n,$\\gamma$)$^{65}$Ni, using the FIPPS HPGe array. The level scheme of $^{65}$Ni was significantly expanded, with 2 new levels and 87 newly found transitions. Angular correlation analyses were also performed, allowing us to assign spins and parities for a number of states, and to determine multipolarity mixing ratios for selected $\\gamma$ transitions. The low-energy part of the experimental level scheme (up to about 1.4 Me"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.03945","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.03945/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T02:02:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PnZ30nBxUVbfTOZ09F7964QaPDSAkx5eEO/hOl+TA1aorzMnQlH1Ee208qefv999ynvLj+Bor0LAuWMN2mFRBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-19T18:51:34.264377Z"},"content_sha256":"f383f1e5de6cc9ef3a5ac23e57f3f28be21f5360803c4ae1547abf23c1a1d40a","schema_version":"1.0","event_id":"sha256:f383f1e5de6cc9ef3a5ac23e57f3f28be21f5360803c4ae1547abf23c1a1d40a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z/bundle.json","state_url":"https://pith.science/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z/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":"2026-07-19T18:51:34Z","links":{"resolver":"https://pith.science/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z","bundle":"https://pith.science/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z/bundle.json","state":"https://pith.science/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/K5FRAQ5LTQXZCKMPSL5ACKPH6Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:K5FRAQ5LTQXZCKMPSL5ACKPH6Z","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":"05f1959fee837a6ef95a4e861b72d38a5262bda7085b7d3b139f14aa99bbb876","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2020-12-07T17:58:22Z","title_canon_sha256":"a6ae4b8e786f35a19070f19db46fb425721ba086496f2bc8bfffe002b967c869"},"schema_version":"1.0","source":{"id":"2012.03945","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.03945","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"arxiv_version","alias_value":"2012.03945v1","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.03945","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"pith_short_12","alias_value":"K5FRAQ5LTQXZ","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"pith_short_16","alias_value":"K5FRAQ5LTQXZCKMP","created_at":"2026-07-05T02:02:25Z"},{"alias_kind":"pith_short_8","alias_value":"K5FRAQ5L","created_at":"2026-07-05T02:02:25Z"}],"graph_snapshots":[{"event_id":"sha256:f383f1e5de6cc9ef3a5ac23e57f3f28be21f5360803c4ae1547abf23c1a1d40a","target":"graph","created_at":"2026-07-05T02:02:25Z","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/2012.03945/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"An extended investigation of the low-spin structure of the $^{65}$Ni nucleus was performed at the Institut Laue-Langevin, Grenoble, via the neutron capture reaction $^{64}$Ni(n,$\\gamma$)$^{65}$Ni, using the FIPPS HPGe array. The level scheme of $^{65}$Ni was significantly expanded, with 2 new levels and 87 newly found transitions. Angular correlation analyses were also performed, allowing us to assign spins and parities for a number of states, and to determine multipolarity mixing ratios for selected $\\gamma$ transitions. The low-energy part of the experimental level scheme (up to about 1.4 Me","authors_text":"A. Turturica, B. Fornal, C. Costache, C. Michelagnoli, C. Mihai, C. Porzio, F. C. L. Crespi, F. Kandzia, L. W. Iskra, M. Jentschel, M. Sferrazza, N. Cieplicka-Orynczak, N. Marginean, P. Mutti, S. Bottoni, S. Leoni, T. Otsuka, U. Koester, Y.-H. Kim, Y. Tsunoda","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2020-12-07T17:58:22Z","title":"Detailed low-spin spectroscopy of 65Ni via neutron capture reaction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.03945","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:ed40b3f5e74c0302f51259139de86fdecef318cd6f4266069fb01dc70fb49dd8","target":"record","created_at":"2026-07-05T02:02:25Z","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":"05f1959fee837a6ef95a4e861b72d38a5262bda7085b7d3b139f14aa99bbb876","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"nucl-ex","submitted_at":"2020-12-07T17:58:22Z","title_canon_sha256":"a6ae4b8e786f35a19070f19db46fb425721ba086496f2bc8bfffe002b967c869"},"schema_version":"1.0","source":{"id":"2012.03945","kind":"arxiv","version":1}},"canonical_sha256":"574b1043ab9c2f91298f92fa0129e7f66e0a5245978371d7ff02b3b034e31fde","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"574b1043ab9c2f91298f92fa0129e7f66e0a5245978371d7ff02b3b034e31fde","first_computed_at":"2026-07-05T02:02:25.441895Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:02:25.441895Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Ye8n0YHAwJZv1Wt0dY2tYX2YiekDdR5psQelq3oii9BASxXyn47hK4+5KfZtaSe7hoTI0Ntg3NGAYn3tQgOTCg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:02:25.442307Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.03945","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed40b3f5e74c0302f51259139de86fdecef318cd6f4266069fb01dc70fb49dd8","sha256:f383f1e5de6cc9ef3a5ac23e57f3f28be21f5360803c4ae1547abf23c1a1d40a"],"state_sha256":"dbb2f95288c1520c2a551eae1126ed4e794e7de0d9fa58f8d6c237d7934d4807"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cwpwJs7rzntfMZ8XjQEmz/7ZFzRw2u1GYaIGlcjiRoZkbEcAmBE91aMg7NVtulMwkOheZeHbqOSGSDFw6bhTDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-19T18:51:34.266403Z","bundle_sha256":"274c54553bd46431e0aa5bb0be7b54277560f048ceaf8371d025cf6d1b2f152a"}}