{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:OEXTVCZRQSDFFUCII57SYCHCR4","short_pith_number":"pith:OEXTVCZR","schema_version":"1.0","canonical_sha256":"712f3a8b31848652d048477f2c08e28f366e08f1ad4982f8f337f41ff92f03c8","source":{"kind":"arxiv","id":"2201.10396","version":1},"attestation_state":"computed","paper":{"title":"Investigating the predicted breathing-mode excitation of the Hoyle state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"B. Singh, E. Nikolskii, E. Sideras-Haddad, E. Z. Buthelezi, F. D. Smit, F. Nemulodi, G. F. Steyn, G. G. O'Neill, I. T. Usman, J. A. Swartz, J. J. van Zyl, J. P. Mira, J. W. Br\\\"ummer, K. C. W. Li, L. M. Donaldson, L. Pellegri, M. Freer, M. Kamil, M. N. Harakeh, M. Wiedeking, P. Adsley, P. Jones, P. Papka, R. Neveling, S. Siem, S. V. F\\\"ortsch, V. Chudoba, V. Pesudo","submitted_at":"2022-01-25T15:28:55Z","abstract_excerpt":"Knowledge of the low-lying monopole strength in $\\mathrm{^{12}C}$ $-$ the Hoyle state in particular $-$ is crucial for our understanding of both the astrophysically important $3\\alpha$ reaction and of $\\alpha$-particle clustering. Multiple theoretical models have predicted a breathing mode of the Hoyle State at $E_{x} \\approx 9$ MeV, corresponding to a radial in-phase oscillation of the underlying $\\alpha$ clusters. The $\\mathrm{^{12}C}(\\alpha, \\alpha^{\\prime})\\mathrm{^{12}C}$ and $\\mathrm{^{14}C}(p, t)\\mathrm{^{12}C}$ reactions were employed to populate states in $^{12}$C in order to search f"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2201.10396","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2022-01-25T15:28:55Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"d4d581423b21c6c2672d9025e12a983de932055cdb5f8ab7bea91db4529b4877","abstract_canon_sha256":"7cb8fdd8bad46f4a8b65e100025f8d058b91340d0f707cc3763c4891c799c6d6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:01:09.284438Z","signature_b64":"kh1TQv4jj0SSC3RkL7hyZjGrExxAotfjXoeQlrE+ueSm6h1BgG+ruT5nBY3SH7OWA+oOXbFaCcpTQttFyP4BBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"712f3a8b31848652d048477f2c08e28f366e08f1ad4982f8f337f41ff92f03c8","last_reissued_at":"2026-07-05T04:01:09.283974Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:01:09.283974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Investigating the predicted breathing-mode excitation of the Hoyle state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"nucl-ex","authors_text":"B. Singh, E. Nikolskii, E. Sideras-Haddad, E. Z. Buthelezi, F. D. Smit, F. Nemulodi, G. F. Steyn, G. G. O'Neill, I. T. Usman, J. A. Swartz, J. J. van Zyl, J. P. Mira, J. W. Br\\\"ummer, K. C. W. Li, L. M. Donaldson, L. Pellegri, M. Freer, M. Kamil, M. N. Harakeh, M. Wiedeking, P. Adsley, P. Jones, P. Papka, R. Neveling, S. Siem, S. V. F\\\"ortsch, V. Chudoba, V. Pesudo","submitted_at":"2022-01-25T15:28:55Z","abstract_excerpt":"Knowledge of the low-lying monopole strength in $\\mathrm{^{12}C}$ $-$ the Hoyle state in particular $-$ is crucial for our understanding of both the astrophysically important $3\\alpha$ reaction and of $\\alpha$-particle clustering. Multiple theoretical models have predicted a breathing mode of the Hoyle State at $E_{x} \\approx 9$ MeV, corresponding to a radial in-phase oscillation of the underlying $\\alpha$ clusters. The $\\mathrm{^{12}C}(\\alpha, \\alpha^{\\prime})\\mathrm{^{12}C}$ and $\\mathrm{^{14}C}(p, t)\\mathrm{^{12}C}$ reactions were employed to populate states in $^{12}$C in order to search f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2201.10396","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/2201.10396/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2201.10396","created_at":"2026-07-05T04:01:09.284035+00:00"},{"alias_kind":"arxiv_version","alias_value":"2201.10396v1","created_at":"2026-07-05T04:01:09.284035+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2201.10396","created_at":"2026-07-05T04:01:09.284035+00:00"},{"alias_kind":"pith_short_12","alias_value":"OEXTVCZRQSDF","created_at":"2026-07-05T04:01:09.284035+00:00"},{"alias_kind":"pith_short_16","alias_value":"OEXTVCZRQSDFFUCI","created_at":"2026-07-05T04:01:09.284035+00:00"},{"alias_kind":"pith_short_8","alias_value":"OEXTVCZR","created_at":"2026-07-05T04:01:09.284035+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4","json":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4.json","graph_json":"https://pith.science/api/pith-number/OEXTVCZRQSDFFUCII57SYCHCR4/graph.json","events_json":"https://pith.science/api/pith-number/OEXTVCZRQSDFFUCII57SYCHCR4/events.json","paper":"https://pith.science/paper/OEXTVCZR"},"agent_actions":{"view_html":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4","download_json":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4.json","view_paper":"https://pith.science/paper/OEXTVCZR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2201.10396&json=true","fetch_graph":"https://pith.science/api/pith-number/OEXTVCZRQSDFFUCII57SYCHCR4/graph.json","fetch_events":"https://pith.science/api/pith-number/OEXTVCZRQSDFFUCII57SYCHCR4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4/action/storage_attestation","attest_author":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4/action/author_attestation","sign_citation":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4/action/citation_signature","submit_replication":"https://pith.science/pith/OEXTVCZRQSDFFUCII57SYCHCR4/action/replication_record"}},"created_at":"2026-07-05T04:01:09.284035+00:00","updated_at":"2026-07-05T04:01:09.284035+00:00"}