{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:CZ3EPRNPLR5NGSMRBDSYMUNXHZ","short_pith_number":"pith:CZ3EPRNP","canonical_record":{"source":{"id":"2011.11061","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-22T16:53:00Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"55b5a19f6ae1e65ed236c665f00b465b783afc04f1379cee3ddd645ddd04bc74","abstract_canon_sha256":"3ef1663cc4fc89c63f827693c5248ce223ca44dc663f51557189bcb5084d006b"},"schema_version":"1.0"},"canonical_sha256":"167647c5af5c7ad3499108e58651b73e7f6f6196acc766c5243883b8dbea1d5c","source":{"kind":"arxiv","id":"2011.11061","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.11061","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"arxiv_version","alias_value":"2011.11061v3","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.11061","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"pith_short_12","alias_value":"CZ3EPRNPLR5N","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"pith_short_16","alias_value":"CZ3EPRNPLR5NGSMR","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"pith_short_8","alias_value":"CZ3EPRNP","created_at":"2026-07-05T03:17:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:CZ3EPRNPLR5NGSMRBDSYMUNXHZ","target":"record","payload":{"canonical_record":{"source":{"id":"2011.11061","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-22T16:53:00Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"55b5a19f6ae1e65ed236c665f00b465b783afc04f1379cee3ddd645ddd04bc74","abstract_canon_sha256":"3ef1663cc4fc89c63f827693c5248ce223ca44dc663f51557189bcb5084d006b"},"schema_version":"1.0"},"canonical_sha256":"167647c5af5c7ad3499108e58651b73e7f6f6196acc766c5243883b8dbea1d5c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:17:29.451251Z","signature_b64":"lmgJk7OzXeP1vpr325UdimJuS/eNsCCahoiNyD+cutb9qPUwmL5cnTzuWBGJZVy16jqNVc+Nc4h0Tns2NQYPCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"167647c5af5c7ad3499108e58651b73e7f6f6196acc766c5243883b8dbea1d5c","last_reissued_at":"2026-07-05T03:17:29.450793Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:17:29.450793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.11061","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T03:17:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3U0e98f45iA7O3ymSwpDTeUpQo3AEA1euCMQyBTG70uPvKJ8S5Od1PwAAMFN0YKcC++uYhQxMgP4MhiZr/CMCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T02:55:36.459128Z"},"content_sha256":"a1d10e27ab3cd603420fb9c04b15e4471c780bdb1313ce205017fce4d0c6d2e1","schema_version":"1.0","event_id":"sha256:a1d10e27ab3cd603420fb9c04b15e4471c780bdb1313ce205017fce4d0c6d2e1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:CZ3EPRNPLR5NGSMRBDSYMUNXHZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Confirmation of $g_{\\rm A}$ quenching using the revised spectrum-shape method for the analysis of the $^{113}$Cd $\\beta$-decay as measured with the COBRA demonstrator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"Joel Kostensalo, Jouni Suhonen, Juliane Volkmer, Kai Zuber, Stefan Zatschler","submitted_at":"2020-11-22T16:53:00Z","abstract_excerpt":"In this article we present an updated spectrum-shape analysis of the $^{113}$Cd fourfold forbidden non-unique $\\beta$-decay transition in order to address the quenching of the weak axial-vector coupling $g_{\\rm A}$ in low-momentum exchange nuclear processes. The experimental data were collected in a dedicated low-threshold run with the COBRA demonstrator at the LNGS and resulted in 44 individual $^{113}$Cd spectra. These data are evaluated in the context of three nuclear model frameworks based on a revised version of the spectrum-shape method and the conserved vector current hypothesis. The no"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.11061","kind":"arxiv","version":3},"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/2011.11061/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":"2026-07-05T03:17:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Qn0vVTv91LYztUcehToFgDvSEamtREnnanHT0Jpy9ehKpZ1c4oLADm+kTXh/0+UssOXWPpDjtbbpx0QZoNCGBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T02:55:36.459812Z"},"content_sha256":"92362e70873280764e222eee4b02f1139032d5921ad062091447b691c52bf5fe","schema_version":"1.0","event_id":"sha256:92362e70873280764e222eee4b02f1139032d5921ad062091447b691c52bf5fe"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ/bundle.json","state_url":"https://pith.science/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ/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":"2026-07-07T02:55:36Z","links":{"resolver":"https://pith.science/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ","bundle":"https://pith.science/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ/bundle.json","state":"https://pith.science/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CZ3EPRNPLR5NGSMRBDSYMUNXHZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:CZ3EPRNPLR5NGSMRBDSYMUNXHZ","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":"3ef1663cc4fc89c63f827693c5248ce223ca44dc663f51557189bcb5084d006b","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-22T16:53:00Z","title_canon_sha256":"55b5a19f6ae1e65ed236c665f00b465b783afc04f1379cee3ddd645ddd04bc74"},"schema_version":"1.0","source":{"id":"2011.11061","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.11061","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"arxiv_version","alias_value":"2011.11061v3","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.11061","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"pith_short_12","alias_value":"CZ3EPRNPLR5N","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"pith_short_16","alias_value":"CZ3EPRNPLR5NGSMR","created_at":"2026-07-05T03:17:29Z"},{"alias_kind":"pith_short_8","alias_value":"CZ3EPRNP","created_at":"2026-07-05T03:17:29Z"}],"graph_snapshots":[{"event_id":"sha256:92362e70873280764e222eee4b02f1139032d5921ad062091447b691c52bf5fe","target":"graph","created_at":"2026-07-05T03:17:29Z","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/2011.11061/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this article we present an updated spectrum-shape analysis of the $^{113}$Cd fourfold forbidden non-unique $\\beta$-decay transition in order to address the quenching of the weak axial-vector coupling $g_{\\rm A}$ in low-momentum exchange nuclear processes. The experimental data were collected in a dedicated low-threshold run with the COBRA demonstrator at the LNGS and resulted in 44 individual $^{113}$Cd spectra. These data are evaluated in the context of three nuclear model frameworks based on a revised version of the spectrum-shape method and the conserved vector current hypothesis. The no","authors_text":"Joel Kostensalo, Jouni Suhonen, Juliane Volkmer, Kai Zuber, Stefan Zatschler","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-22T16:53:00Z","title":"Confirmation of $g_{\\rm A}$ quenching using the revised spectrum-shape method for the analysis of the $^{113}$Cd $\\beta$-decay as measured with the COBRA demonstrator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.11061","kind":"arxiv","version":3},"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:a1d10e27ab3cd603420fb9c04b15e4471c780bdb1313ce205017fce4d0c6d2e1","target":"record","created_at":"2026-07-05T03:17:29Z","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":"3ef1663cc4fc89c63f827693c5248ce223ca44dc663f51557189bcb5084d006b","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-22T16:53:00Z","title_canon_sha256":"55b5a19f6ae1e65ed236c665f00b465b783afc04f1379cee3ddd645ddd04bc74"},"schema_version":"1.0","source":{"id":"2011.11061","kind":"arxiv","version":3}},"canonical_sha256":"167647c5af5c7ad3499108e58651b73e7f6f6196acc766c5243883b8dbea1d5c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"167647c5af5c7ad3499108e58651b73e7f6f6196acc766c5243883b8dbea1d5c","first_computed_at":"2026-07-05T03:17:29.450793Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:17:29.450793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lmgJk7OzXeP1vpr325UdimJuS/eNsCCahoiNyD+cutb9qPUwmL5cnTzuWBGJZVy16jqNVc+Nc4h0Tns2NQYPCA==","signature_status":"signed_v1","signed_at":"2026-07-05T03:17:29.451251Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.11061","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a1d10e27ab3cd603420fb9c04b15e4471c780bdb1313ce205017fce4d0c6d2e1","sha256:92362e70873280764e222eee4b02f1139032d5921ad062091447b691c52bf5fe"],"state_sha256":"4aa9ba97a864237f66cbc0a86ca4061f9fdfdd12d37f3f39fef51144e0fdb980"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WnKjrn2wcSyDi7Z3K7gkmJtHfh/U9RxvQBBkZosqwd1MkuNEx/IgYs27qNnBstehqhi2DIREIBhgJ5bVOPpKCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T02:55:36.463623Z","bundle_sha256":"700b1e050e1efa6a38895bd113122c9f5e2bbb39d91a93f306b1406511ffb4ce"}}