{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:JMPCVE5N43MMALZFDSQQWBAVTX","short_pith_number":"pith:JMPCVE5N","canonical_record":{"source":{"id":"1803.06897","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-03-19T13:04:41Z","cross_cats_sorted":[],"title_canon_sha256":"343cb1ec5f1cc0d0e4cc56eb89ce40f43ad24df921e4ac7b39bc55b268509df9","abstract_canon_sha256":"ad0667ad941f72abac0a78210e7d0380eac31a3ae4e39dd3875a71654083c0ff"},"schema_version":"1.0"},"canonical_sha256":"4b1e2a93ade6d8c02f251ca10b04159dd48e3bedfb2a24b989ae5173f991c060","source":{"kind":"arxiv","id":"1803.06897","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.06897","created_at":"2026-05-18T00:18:51Z"},{"alias_kind":"arxiv_version","alias_value":"1803.06897v2","created_at":"2026-05-18T00:18:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.06897","created_at":"2026-05-18T00:18:51Z"},{"alias_kind":"pith_short_12","alias_value":"JMPCVE5N43MM","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JMPCVE5N43MMALZF","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JMPCVE5N","created_at":"2026-05-18T12:32:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:JMPCVE5N43MMALZFDSQQWBAVTX","target":"record","payload":{"canonical_record":{"source":{"id":"1803.06897","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-03-19T13:04:41Z","cross_cats_sorted":[],"title_canon_sha256":"343cb1ec5f1cc0d0e4cc56eb89ce40f43ad24df921e4ac7b39bc55b268509df9","abstract_canon_sha256":"ad0667ad941f72abac0a78210e7d0380eac31a3ae4e39dd3875a71654083c0ff"},"schema_version":"1.0"},"canonical_sha256":"4b1e2a93ade6d8c02f251ca10b04159dd48e3bedfb2a24b989ae5173f991c060","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:18:51.439015Z","signature_b64":"2iph9sDQfnn1nfF5F1ZrL3Y5U2iuKZ/OY4Jo1iYFJcvkqd7TooN2lpos9K+EwBqEKapbSwOr9m7kPOBpK6t+Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b1e2a93ade6d8c02f251ca10b04159dd48e3bedfb2a24b989ae5173f991c060","last_reissued_at":"2026-05-18T00:18:51.438481Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:18:51.438481Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.06897","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:18:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2MKUu3EQuPpdIEMPD7g92iyrX/Eqc7zwOKrohIb0VUlViWLYbDKvFPzB442cFS/iWesAlevcXIyEdN2Z2bs9Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:23:56.796651Z"},"content_sha256":"173d00dd7478b5c0602828db90244cfbea3d9b7cfb67ef0dc4ca3dfd998acdcb","schema_version":"1.0","event_id":"sha256:173d00dd7478b5c0602828db90244cfbea3d9b7cfb67ef0dc4ca3dfd998acdcb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:JMPCVE5N43MMALZFDSQQWBAVTX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Generic features of the neutron-proton interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-th","authors_text":"A. Lemasson, M. Rejmund, P. Van Isacker, Y. H. Kim","submitted_at":"2018-03-19T13:04:41Z","abstract_excerpt":"We show that fully aligned neutron-proton pairs play a crucial role in the low-energy spectroscopy of nuclei. with valence nucleons in a high-j orbital. Their dominance is valid in nuclei with valence neutrons and protons in different high-j orbitals as well as in N = Z nuclei, where all nucleons occupy the same orbital. We demonstrate analytically this generic feature of the neutron-proton interaction for a variety of systems with four valence nucleons interacting through realistic, effective forces. The dominance of fully aligned neutron-proton pairs results from the combined effect of (i) a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.06897","kind":"arxiv","version":2},"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":"2026-05-18T00:18:51Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yfIz4i/+7Dk+24v1y1Cj4N+JsZv3YIKQaIk3dULtumlOfwkFqMdaXWWAvy9sPX16BP82NC33IaFI3VJuBMSHBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T07:23:56.797052Z"},"content_sha256":"1fdf8900af3ac4e5a11c2f5d80ec95c106f6ca952cb5007626f74b9fcc12709d","schema_version":"1.0","event_id":"sha256:1fdf8900af3ac4e5a11c2f5d80ec95c106f6ca952cb5007626f74b9fcc12709d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JMPCVE5N43MMALZFDSQQWBAVTX/bundle.json","state_url":"https://pith.science/pith/JMPCVE5N43MMALZFDSQQWBAVTX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JMPCVE5N43MMALZFDSQQWBAVTX/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":"2026-05-28T07:23:56Z","links":{"resolver":"https://pith.science/pith/JMPCVE5N43MMALZFDSQQWBAVTX","bundle":"https://pith.science/pith/JMPCVE5N43MMALZFDSQQWBAVTX/bundle.json","state":"https://pith.science/pith/JMPCVE5N43MMALZFDSQQWBAVTX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JMPCVE5N43MMALZFDSQQWBAVTX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:JMPCVE5N43MMALZFDSQQWBAVTX","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":"ad0667ad941f72abac0a78210e7d0380eac31a3ae4e39dd3875a71654083c0ff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-03-19T13:04:41Z","title_canon_sha256":"343cb1ec5f1cc0d0e4cc56eb89ce40f43ad24df921e4ac7b39bc55b268509df9"},"schema_version":"1.0","source":{"id":"1803.06897","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.06897","created_at":"2026-05-18T00:18:51Z"},{"alias_kind":"arxiv_version","alias_value":"1803.06897v2","created_at":"2026-05-18T00:18:51Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.06897","created_at":"2026-05-18T00:18:51Z"},{"alias_kind":"pith_short_12","alias_value":"JMPCVE5N43MM","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_16","alias_value":"JMPCVE5N43MMALZF","created_at":"2026-05-18T12:32:31Z"},{"alias_kind":"pith_short_8","alias_value":"JMPCVE5N","created_at":"2026-05-18T12:32:31Z"}],"graph_snapshots":[{"event_id":"sha256:1fdf8900af3ac4e5a11c2f5d80ec95c106f6ca952cb5007626f74b9fcc12709d","target":"graph","created_at":"2026-05-18T00:18:51Z","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":"We show that fully aligned neutron-proton pairs play a crucial role in the low-energy spectroscopy of nuclei. with valence nucleons in a high-j orbital. Their dominance is valid in nuclei with valence neutrons and protons in different high-j orbitals as well as in N = Z nuclei, where all nucleons occupy the same orbital. We demonstrate analytically this generic feature of the neutron-proton interaction for a variety of systems with four valence nucleons interacting through realistic, effective forces. The dominance of fully aligned neutron-proton pairs results from the combined effect of (i) a","authors_text":"A. Lemasson, M. Rejmund, P. Van Isacker, Y. H. Kim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-03-19T13:04:41Z","title":"Generic features of the neutron-proton interaction"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.06897","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":"sha256:173d00dd7478b5c0602828db90244cfbea3d9b7cfb67ef0dc4ca3dfd998acdcb","target":"record","created_at":"2026-05-18T00:18:51Z","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":"ad0667ad941f72abac0a78210e7d0380eac31a3ae4e39dd3875a71654083c0ff","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-03-19T13:04:41Z","title_canon_sha256":"343cb1ec5f1cc0d0e4cc56eb89ce40f43ad24df921e4ac7b39bc55b268509df9"},"schema_version":"1.0","source":{"id":"1803.06897","kind":"arxiv","version":2}},"canonical_sha256":"4b1e2a93ade6d8c02f251ca10b04159dd48e3bedfb2a24b989ae5173f991c060","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4b1e2a93ade6d8c02f251ca10b04159dd48e3bedfb2a24b989ae5173f991c060","first_computed_at":"2026-05-18T00:18:51.438481Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:18:51.438481Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2iph9sDQfnn1nfF5F1ZrL3Y5U2iuKZ/OY4Jo1iYFJcvkqd7TooN2lpos9K+EwBqEKapbSwOr9m7kPOBpK6t+Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:18:51.439015Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.06897","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:173d00dd7478b5c0602828db90244cfbea3d9b7cfb67ef0dc4ca3dfd998acdcb","sha256:1fdf8900af3ac4e5a11c2f5d80ec95c106f6ca952cb5007626f74b9fcc12709d"],"state_sha256":"8d1f13aa761641507bd7a69203aa3e2fa2de3c6f74d729a287aa7837aea80b01"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lU1icXbUfIy3J2RSOCShiAkwGrc5EJw4y6DWAMJwz8RFcTwp1P/Vsn/gqDrs3/nytiMtXL4oofRDavfw97z1Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T07:23:56.799811Z","bundle_sha256":"a91d028952746ddce17f240ee52e5e802f9b16a726e70f921295529190b8ac3f"}}