{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:HNAPJX3EZ23RMMF7GS6E3EKY4V","short_pith_number":"pith:HNAPJX3E","canonical_record":{"source":{"id":"1301.0256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-01-02T16:26:37Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"57f2d63e8561653f2dea180380dffab6f4d4a3b060ebc891a5f09cbc713d24cd","abstract_canon_sha256":"db4937f37c06823e3c0c937e8a0b6605c6aff7836f36d9fa44fff472f08044ea"},"schema_version":"1.0"},"canonical_sha256":"3b40f4df64ceb71630bf34bc4d9158e548a7831c6db8bd6f9b8d17bd94aaec43","source":{"kind":"arxiv","id":"1301.0256","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.0256","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"arxiv_version","alias_value":"1301.0256v1","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.0256","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"pith_short_12","alias_value":"HNAPJX3EZ23R","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HNAPJX3EZ23RMMF7","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HNAPJX3E","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:HNAPJX3EZ23RMMF7GS6E3EKY4V","target":"record","payload":{"canonical_record":{"source":{"id":"1301.0256","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-01-02T16:26:37Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"57f2d63e8561653f2dea180380dffab6f4d4a3b060ebc891a5f09cbc713d24cd","abstract_canon_sha256":"db4937f37c06823e3c0c937e8a0b6605c6aff7836f36d9fa44fff472f08044ea"},"schema_version":"1.0"},"canonical_sha256":"3b40f4df64ceb71630bf34bc4d9158e548a7831c6db8bd6f9b8d17bd94aaec43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:22.225815Z","signature_b64":"4wpKTsVC7+kBxQvAlRsa3hwkbUw+/D4gDJvDJ5Ca5aKN/USt+qa/FVdCURbm62WQagUCN9ulTxIIQZvm/iryCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b40f4df64ceb71630bf34bc4d9158e548a7831c6db8bd6f9b8d17bd94aaec43","last_reissued_at":"2026-05-18T01:52:22.225132Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:22.225132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.0256","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":"2026-05-18T01:52:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tZ0Z9aUbSE8EfshQ50Gi554hmp14gVBCLeuIzlxWrpU2GIzRf9DQG7vutZH01LOjBzaPJb19MwtUm6GUoX0MAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:50:14.672689Z"},"content_sha256":"08b192ac73bec0f5703a3757c165bdbcc13ca20d43883996d917ebfe0b17d135","schema_version":"1.0","event_id":"sha256:08b192ac73bec0f5703a3757c165bdbcc13ca20d43883996d917ebfe0b17d135"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:HNAPJX3EZ23RMMF7GS6E3EKY4V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Novel shell-model analysis of the $^{136}$Xe double beta decay nuclear matrix elements","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"B. A. Brown, M. Horoi","submitted_at":"2013-01-02T16:26:37Z","abstract_excerpt":"Neutrinoless double beta decay, if observed, could distinguish whether neutrino is a Dirac or a Majorana particle, and it could be used to determine the absolute scale of the neutrino masses. $^{136}$Xe is one of the most promising candidates for observing this rare event. However, until recently there were no positive result for the allowed and less rare two-neutrino double beta decay mode. The small nuclear matrix element associated with the small half-life represents a challenge for nuclear structure models used for its calculation. We report a new shell-model analysis of the two-neutrino d"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.0256","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":"2026-05-18T01:52:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ToV1CpBlYylXe87fhFThkOGo/t8Rne3PGfYzpY8COskDOMa41GWv7mG0yWr+ZuMqqL9GH8ZuaKAEbcuXXZadAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-04T02:50:14.673040Z"},"content_sha256":"afd2ea473c4dce0c2c050439ab4dc0cfa9415fede0c372f256643e26de7f3fc5","schema_version":"1.0","event_id":"sha256:afd2ea473c4dce0c2c050439ab4dc0cfa9415fede0c372f256643e26de7f3fc5"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V/bundle.json","state_url":"https://pith.science/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V/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":"2026-06-04T02:50:14Z","links":{"resolver":"https://pith.science/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V","bundle":"https://pith.science/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V/bundle.json","state":"https://pith.science/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HNAPJX3EZ23RMMF7GS6E3EKY4V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:HNAPJX3EZ23RMMF7GS6E3EKY4V","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":"db4937f37c06823e3c0c937e8a0b6605c6aff7836f36d9fa44fff472f08044ea","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-01-02T16:26:37Z","title_canon_sha256":"57f2d63e8561653f2dea180380dffab6f4d4a3b060ebc891a5f09cbc713d24cd"},"schema_version":"1.0","source":{"id":"1301.0256","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.0256","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"arxiv_version","alias_value":"1301.0256v1","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.0256","created_at":"2026-05-18T01:52:22Z"},{"alias_kind":"pith_short_12","alias_value":"HNAPJX3EZ23R","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HNAPJX3EZ23RMMF7","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HNAPJX3E","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:afd2ea473c4dce0c2c050439ab4dc0cfa9415fede0c372f256643e26de7f3fc5","target":"graph","created_at":"2026-05-18T01:52:22Z","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":"Neutrinoless double beta decay, if observed, could distinguish whether neutrino is a Dirac or a Majorana particle, and it could be used to determine the absolute scale of the neutrino masses. $^{136}$Xe is one of the most promising candidates for observing this rare event. However, until recently there were no positive result for the allowed and less rare two-neutrino double beta decay mode. The small nuclear matrix element associated with the small half-life represents a challenge for nuclear structure models used for its calculation. We report a new shell-model analysis of the two-neutrino d","authors_text":"B. A. Brown, M. Horoi","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-01-02T16:26:37Z","title":"Novel shell-model analysis of the $^{136}$Xe double beta decay nuclear matrix elements"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.0256","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":"sha256:08b192ac73bec0f5703a3757c165bdbcc13ca20d43883996d917ebfe0b17d135","target":"record","created_at":"2026-05-18T01:52:22Z","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":"db4937f37c06823e3c0c937e8a0b6605c6aff7836f36d9fa44fff472f08044ea","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2013-01-02T16:26:37Z","title_canon_sha256":"57f2d63e8561653f2dea180380dffab6f4d4a3b060ebc891a5f09cbc713d24cd"},"schema_version":"1.0","source":{"id":"1301.0256","kind":"arxiv","version":1}},"canonical_sha256":"3b40f4df64ceb71630bf34bc4d9158e548a7831c6db8bd6f9b8d17bd94aaec43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b40f4df64ceb71630bf34bc4d9158e548a7831c6db8bd6f9b8d17bd94aaec43","first_computed_at":"2026-05-18T01:52:22.225132Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:52:22.225132Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4wpKTsVC7+kBxQvAlRsa3hwkbUw+/D4gDJvDJ5Ca5aKN/USt+qa/FVdCURbm62WQagUCN9ulTxIIQZvm/iryCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:52:22.225815Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.0256","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:08b192ac73bec0f5703a3757c165bdbcc13ca20d43883996d917ebfe0b17d135","sha256:afd2ea473c4dce0c2c050439ab4dc0cfa9415fede0c372f256643e26de7f3fc5"],"state_sha256":"d7b5d280d25fbf7661b7d403a19bf8a3550a383f8d3af328d1cc4a0e96f4a443"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cbui2cTL2E9PeEITKBP2/0ISAttPV9jSJ/8j8LskNlriwRc3OXkFZfGf4hJm7FOHU59L9UEXjO9p+xG3H2THBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-04T02:50:14.675490Z","bundle_sha256":"426f66aed0bfddc11b25918132c9b0b667881a4b993c22fe00c85e26d9b2d221"}}