{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:JOZE6AUJX7QRUJB7F4TOPY3OIC","short_pith_number":"pith:JOZE6AUJ","canonical_record":{"source":{"id":"1608.04360","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2016-08-15T18:43:07Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"99edf08ea0d81ce99306ba443c8f598b72fbd5e6e421a6bc91605f7511462bfc","abstract_canon_sha256":"d83d60d18dc6720437ec7eeb88486b7ee7f669a8c65089f968e20e6c7c9ff41f"},"schema_version":"1.0"},"canonical_sha256":"4bb24f0289bfe11a243f2f26e7e36e408b476ab3b3a26617bab4665086b88f42","source":{"kind":"arxiv","id":"1608.04360","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.04360","created_at":"2026-05-18T00:54:34Z"},{"alias_kind":"arxiv_version","alias_value":"1608.04360v1","created_at":"2026-05-18T00:54:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.04360","created_at":"2026-05-18T00:54:34Z"},{"alias_kind":"pith_short_12","alias_value":"JOZE6AUJX7QR","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JOZE6AUJX7QRUJB7","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JOZE6AUJ","created_at":"2026-05-18T12:30:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:JOZE6AUJX7QRUJB7F4TOPY3OIC","target":"record","payload":{"canonical_record":{"source":{"id":"1608.04360","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2016-08-15T18:43:07Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"99edf08ea0d81ce99306ba443c8f598b72fbd5e6e421a6bc91605f7511462bfc","abstract_canon_sha256":"d83d60d18dc6720437ec7eeb88486b7ee7f669a8c65089f968e20e6c7c9ff41f"},"schema_version":"1.0"},"canonical_sha256":"4bb24f0289bfe11a243f2f26e7e36e408b476ab3b3a26617bab4665086b88f42","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:54:34.848418Z","signature_b64":"JMdpio8CDtrj9A/sQ7Cp+L4yutPbJsrJQLpLAKPwPxTGcbD/SYVtJOY+fDWcdVpl/R8NKCjVwRAROJozL8ARDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4bb24f0289bfe11a243f2f26e7e36e408b476ab3b3a26617bab4665086b88f42","last_reissued_at":"2026-05-18T00:54:34.847789Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:54:34.847789Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1608.04360","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":"2026-05-18T00:54:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F/9Mr0YuYiDYOaeoIkKzpoeUTJXNkQDanRvmOQQjVgqciDVtSMQMv0VVC2IJdMobpKBN00ozTuVp37avYNZWBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:51:15.524993Z"},"content_sha256":"74a77f1ce0d175455ae583541cdc6094c1116022e177f9e0d096179c4b15e43b","schema_version":"1.0","event_id":"sha256:74a77f1ce0d175455ae583541cdc6094c1116022e177f9e0d096179c4b15e43b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:JOZE6AUJX7QRUJB7F4TOPY3OIC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"High-precision quadrupole moment reveals significant intruder component in 33Al20 ground state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"A. Poves, A. Yoshimi, C. Stodel, G. Neyens, H. Heylen, H. Ueno, J.C. Thomas, J.M. Daugas, J. Papuga, L. Caceres, M. De Rydt, M.L. Bissell, M.M. Rajabali, N. Yoshida, O. Kamalou, P. Morel, R. Chevrier, T.J. Mertzimekis, Y. Ichikawa, Y. Ishibashi, Y. Utsuno","submitted_at":"2016-08-15T18:43:07Z","abstract_excerpt":"The electric quadrupole moment of the 33Al20 ground state, located at the border of the island of inversion, was obtained using continuous-beam beta-detected nuclear quadrupole resonance (beta-NQR). From the measured quadrupole coupling constant Q = 2.31(4) MHz in an alpha-Al2O3 crystal, a precise value for the electric quadrupole moment is extracted: Qs= 141(3) mb. A comparison with large-scale shell model calculations shows that 33Al has at least 50% intruder configurations in the ground state wave function, favoring the excitation of two neutrons across the N = 20 shell gap. 33Al therefore "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.04360","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":"2026-05-18T00:54:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hl+Gpa70pWnAGCmvYPxlacWcTDRWn9YRI8kfI0eGY7ejQQ5dbynJzf5sUGLSayojvkxt07MlSCfilMKckAuDAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T14:51:15.525354Z"},"content_sha256":"26ac4ba55e5e2a064734045cce28c4dd262577348453d2e0add3b4e53e2033af","schema_version":"1.0","event_id":"sha256:26ac4ba55e5e2a064734045cce28c4dd262577348453d2e0add3b4e53e2033af"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC/bundle.json","state_url":"https://pith.science/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC/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":"2026-07-07T14:51:15Z","links":{"resolver":"https://pith.science/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC","bundle":"https://pith.science/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC/bundle.json","state":"https://pith.science/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/JOZE6AUJX7QRUJB7F4TOPY3OIC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:JOZE6AUJX7QRUJB7F4TOPY3OIC","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":"d83d60d18dc6720437ec7eeb88486b7ee7f669a8c65089f968e20e6c7c9ff41f","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2016-08-15T18:43:07Z","title_canon_sha256":"99edf08ea0d81ce99306ba443c8f598b72fbd5e6e421a6bc91605f7511462bfc"},"schema_version":"1.0","source":{"id":"1608.04360","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1608.04360","created_at":"2026-05-18T00:54:34Z"},{"alias_kind":"arxiv_version","alias_value":"1608.04360v1","created_at":"2026-05-18T00:54:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1608.04360","created_at":"2026-05-18T00:54:34Z"},{"alias_kind":"pith_short_12","alias_value":"JOZE6AUJX7QR","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_16","alias_value":"JOZE6AUJX7QRUJB7","created_at":"2026-05-18T12:30:25Z"},{"alias_kind":"pith_short_8","alias_value":"JOZE6AUJ","created_at":"2026-05-18T12:30:25Z"}],"graph_snapshots":[{"event_id":"sha256:26ac4ba55e5e2a064734045cce28c4dd262577348453d2e0add3b4e53e2033af","target":"graph","created_at":"2026-05-18T00:54:34Z","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 electric quadrupole moment of the 33Al20 ground state, located at the border of the island of inversion, was obtained using continuous-beam beta-detected nuclear quadrupole resonance (beta-NQR). From the measured quadrupole coupling constant Q = 2.31(4) MHz in an alpha-Al2O3 crystal, a precise value for the electric quadrupole moment is extracted: Qs= 141(3) mb. A comparison with large-scale shell model calculations shows that 33Al has at least 50% intruder configurations in the ground state wave function, favoring the excitation of two neutrons across the N = 20 shell gap. 33Al therefore ","authors_text":"A. Poves, A. Yoshimi, C. Stodel, G. Neyens, H. Heylen, H. Ueno, J.C. Thomas, J.M. Daugas, J. Papuga, L. Caceres, M. De Rydt, M.L. Bissell, M.M. Rajabali, N. Yoshida, O. Kamalou, P. Morel, R. Chevrier, T.J. Mertzimekis, Y. Ichikawa, Y. Ishibashi, Y. Utsuno","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2016-08-15T18:43:07Z","title":"High-precision quadrupole moment reveals significant intruder component in 33Al20 ground state"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1608.04360","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":"sha256:74a77f1ce0d175455ae583541cdc6094c1116022e177f9e0d096179c4b15e43b","target":"record","created_at":"2026-05-18T00:54:34Z","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":"d83d60d18dc6720437ec7eeb88486b7ee7f669a8c65089f968e20e6c7c9ff41f","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2016-08-15T18:43:07Z","title_canon_sha256":"99edf08ea0d81ce99306ba443c8f598b72fbd5e6e421a6bc91605f7511462bfc"},"schema_version":"1.0","source":{"id":"1608.04360","kind":"arxiv","version":1}},"canonical_sha256":"4bb24f0289bfe11a243f2f26e7e36e408b476ab3b3a26617bab4665086b88f42","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4bb24f0289bfe11a243f2f26e7e36e408b476ab3b3a26617bab4665086b88f42","first_computed_at":"2026-05-18T00:54:34.847789Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:54:34.847789Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JMdpio8CDtrj9A/sQ7Cp+L4yutPbJsrJQLpLAKPwPxTGcbD/SYVtJOY+fDWcdVpl/R8NKCjVwRAROJozL8ARDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:54:34.848418Z","signed_message":"canonical_sha256_bytes"},"source_id":"1608.04360","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:74a77f1ce0d175455ae583541cdc6094c1116022e177f9e0d096179c4b15e43b","sha256:26ac4ba55e5e2a064734045cce28c4dd262577348453d2e0add3b4e53e2033af"],"state_sha256":"68d25e773ccec9d693320e928463d1a2cc752ea171eb8b066bdfd58aea1dc626"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gjG5ecuSp83xfCuukrERaA887Ey5K1SdUs2asHdEmUK5RyujpZctGGOlw6O5ozMxtt/JDMv04q9K7LyQ4uDpDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T14:51:15.527373Z","bundle_sha256":"7776f45099e64bbfd404a307e9e59e67b8ef6f9ff0fa5aa882f26d78adcbc992"}}