{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:WZCQDRZ2XEXGIRHJGVP4D44VJL","short_pith_number":"pith:WZCQDRZ2","canonical_record":{"source":{"id":"2011.10112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-19T21:39:52Z","cross_cats_sorted":[],"title_canon_sha256":"4a278ed59c52d30abbff3b5576802d154855f6cea479a46dd2945c765ff71b5e","abstract_canon_sha256":"6b3048500030d1da3689db1298f80992a58950e409b418b314ab31adc441044d"},"schema_version":"1.0"},"canonical_sha256":"b64501c73ab92e6444e9355fc1f3954ae5f60dde91995b820947ba53d91a6852","source":{"kind":"arxiv","id":"2011.10112","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.10112","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"arxiv_version","alias_value":"2011.10112v2","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.10112","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"pith_short_12","alias_value":"WZCQDRZ2XEXG","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"pith_short_16","alias_value":"WZCQDRZ2XEXGIRHJ","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"pith_short_8","alias_value":"WZCQDRZ2","created_at":"2026-07-05T03:51:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:WZCQDRZ2XEXGIRHJGVP4D44VJL","target":"record","payload":{"canonical_record":{"source":{"id":"2011.10112","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-19T21:39:52Z","cross_cats_sorted":[],"title_canon_sha256":"4a278ed59c52d30abbff3b5576802d154855f6cea479a46dd2945c765ff71b5e","abstract_canon_sha256":"6b3048500030d1da3689db1298f80992a58950e409b418b314ab31adc441044d"},"schema_version":"1.0"},"canonical_sha256":"b64501c73ab92e6444e9355fc1f3954ae5f60dde91995b820947ba53d91a6852","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:51:54.078009Z","signature_b64":"mhj/KUF5o/P1eV/c/xz2H2Sro7u2WVzI7YkBmY1hV7eg4+sLf74FhmWMXwElH1nVAHVXwd9VjzrMUenHUwgMCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b64501c73ab92e6444e9355fc1f3954ae5f60dde91995b820947ba53d91a6852","last_reissued_at":"2026-07-05T03:51:54.077566Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:51:54.077566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.10112","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":"2026-07-05T03:51:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"k/SjXFsX1YCTnXtrdUoK/ki65GSF2IUui41vw9eujXRlQzb99SAmQq3fjRWgeaKHrgMIaW8ccO7PjSKqf0XEAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T19:35:53.669655Z"},"content_sha256":"0fe1944ef4447f265a3b7ba32c30f2c40c91fd95b59ea5128c0dab5ea8a9c624","schema_version":"1.0","event_id":"sha256:0fe1944ef4447f265a3b7ba32c30f2c40c91fd95b59ea5128c0dab5ea8a9c624"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:WZCQDRZ2XEXGIRHJGVP4D44VJL","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Multi-probe study of excited states in $\\mathrm{^{12}C}$: disentangling the sources of monopole strength between the Hoyle state and $E_{x} = 13$ MeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"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. V. F\\\"ortsch, V. Chudoba, V. Pesudo","submitted_at":"2020-11-19T21:39:52Z","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. 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. A self-consistent, simultaneous analysis of the inclusive spectra with lineshapes was performed, which accounted for distortion due to nuclear dynamics and experimental effects. Clear evidence was found for excess "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.10112","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2011.10112/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":"2026-07-05T03:51:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yAKYUBAejbU4c9l7wFvzEu6RXtyle1OTIzgYO9Bj49U4SuWRiYB4ZgdTPjETjxnHmdmb0AKz02xfa/zBhuqcDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T19:35:53.670160Z"},"content_sha256":"3000343f07ea0e6d681a5c390a6081a7538377c20e3969d1e5a6d6b3d24262f3","schema_version":"1.0","event_id":"sha256:3000343f07ea0e6d681a5c390a6081a7538377c20e3969d1e5a6d6b3d24262f3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL/bundle.json","state_url":"https://pith.science/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL/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":"2026-08-03T19:35:53Z","links":{"resolver":"https://pith.science/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL","bundle":"https://pith.science/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL/bundle.json","state":"https://pith.science/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WZCQDRZ2XEXGIRHJGVP4D44VJL/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:WZCQDRZ2XEXGIRHJGVP4D44VJL","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":"6b3048500030d1da3689db1298f80992a58950e409b418b314ab31adc441044d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-19T21:39:52Z","title_canon_sha256":"4a278ed59c52d30abbff3b5576802d154855f6cea479a46dd2945c765ff71b5e"},"schema_version":"1.0","source":{"id":"2011.10112","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.10112","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"arxiv_version","alias_value":"2011.10112v2","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.10112","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"pith_short_12","alias_value":"WZCQDRZ2XEXG","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"pith_short_16","alias_value":"WZCQDRZ2XEXGIRHJ","created_at":"2026-07-05T03:51:54Z"},{"alias_kind":"pith_short_8","alias_value":"WZCQDRZ2","created_at":"2026-07-05T03:51:54Z"}],"graph_snapshots":[{"event_id":"sha256:3000343f07ea0e6d681a5c390a6081a7538377c20e3969d1e5a6d6b3d24262f3","target":"graph","created_at":"2026-07-05T03:51:54Z","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/2011.10112/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"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. 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. A self-consistent, simultaneous analysis of the inclusive spectra with lineshapes was performed, which accounted for distortion due to nuclear dynamics and experimental effects. Clear evidence was found for excess ","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. V. F\\\"ortsch, V. Chudoba, V. Pesudo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-19T21:39:52Z","title":"Multi-probe study of excited states in $\\mathrm{^{12}C}$: disentangling the sources of monopole strength between the Hoyle state and $E_{x} = 13$ MeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.10112","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":"sha256:0fe1944ef4447f265a3b7ba32c30f2c40c91fd95b59ea5128c0dab5ea8a9c624","target":"record","created_at":"2026-07-05T03:51:54Z","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":"6b3048500030d1da3689db1298f80992a58950e409b418b314ab31adc441044d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2020-11-19T21:39:52Z","title_canon_sha256":"4a278ed59c52d30abbff3b5576802d154855f6cea479a46dd2945c765ff71b5e"},"schema_version":"1.0","source":{"id":"2011.10112","kind":"arxiv","version":2}},"canonical_sha256":"b64501c73ab92e6444e9355fc1f3954ae5f60dde91995b820947ba53d91a6852","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b64501c73ab92e6444e9355fc1f3954ae5f60dde91995b820947ba53d91a6852","first_computed_at":"2026-07-05T03:51:54.077566Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:51:54.077566Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"mhj/KUF5o/P1eV/c/xz2H2Sro7u2WVzI7YkBmY1hV7eg4+sLf74FhmWMXwElH1nVAHVXwd9VjzrMUenHUwgMCw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:51:54.078009Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.10112","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0fe1944ef4447f265a3b7ba32c30f2c40c91fd95b59ea5128c0dab5ea8a9c624","sha256:3000343f07ea0e6d681a5c390a6081a7538377c20e3969d1e5a6d6b3d24262f3"],"state_sha256":"4b5a80f158c5ca3400e5cc2c387db2f967194c4d50307e4d8ac620c64cfa4f88"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O3hnK4/lGUq17m7JcqzolamYJwoNat3phEDbxHqNZeyLoW1NEHZHmBKCx+hP4jmoKUVHBbMtpGfV1We3qK9sBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T19:35:53.674825Z","bundle_sha256":"546d25f0e76bd0c8ade62d80209f64a60395911743ae161cd67f4feb0777f1e5"}}