{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:SCQEOXMULZITQGT2GLWZGISIEA","short_pith_number":"pith:SCQEOXMU","canonical_record":{"source":{"id":"1510.07652","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2015-10-26T20:21:22Z","cross_cats_sorted":[],"title_canon_sha256":"37e9a4b44dacf4103b4107e693088d3fe1af520baf3e5ab10b6d044e4855d8af","abstract_canon_sha256":"4337320166bfb6a72671647e7c95214ad82509c2e7f35bdaef554628b317f53f"},"schema_version":"1.0"},"canonical_sha256":"90a0475d945e51381a7a32ed932248201e28d6bbe5a83281ef9a4bf7c160957e","source":{"kind":"arxiv","id":"1510.07652","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.07652","created_at":"2026-05-18T01:27:45Z"},{"alias_kind":"arxiv_version","alias_value":"1510.07652v1","created_at":"2026-05-18T01:27:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.07652","created_at":"2026-05-18T01:27:45Z"},{"alias_kind":"pith_short_12","alias_value":"SCQEOXMULZIT","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SCQEOXMULZITQGT2","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SCQEOXMU","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:SCQEOXMULZITQGT2GLWZGISIEA","target":"record","payload":{"canonical_record":{"source":{"id":"1510.07652","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2015-10-26T20:21:22Z","cross_cats_sorted":[],"title_canon_sha256":"37e9a4b44dacf4103b4107e693088d3fe1af520baf3e5ab10b6d044e4855d8af","abstract_canon_sha256":"4337320166bfb6a72671647e7c95214ad82509c2e7f35bdaef554628b317f53f"},"schema_version":"1.0"},"canonical_sha256":"90a0475d945e51381a7a32ed932248201e28d6bbe5a83281ef9a4bf7c160957e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:27:45.524797Z","signature_b64":"UH2vzRxKtUQNmoTyHa86CuDvEMZxwyATCEA0a0cTy3brYhBswLx5RyceNzWzt91EowtgLsBuYGxc42cePkhHBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"90a0475d945e51381a7a32ed932248201e28d6bbe5a83281ef9a4bf7c160957e","last_reissued_at":"2026-05-18T01:27:45.524020Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:27:45.524020Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1510.07652","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":"2026-05-18T01:27:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4sHsaAbds/lpze7byW1KVwAvwVhjxQiUpMn+5v7Z2ncjfnNLstTF7OlJIF90gex27cEin9iS2BHaXAZKuUglAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T06:11:39.117125Z"},"content_sha256":"9b487a8ac17b6731294fbee613fba473d888943965814707c264bd643f3fe615","schema_version":"1.0","event_id":"sha256:9b487a8ac17b6731294fbee613fba473d888943965814707c264bd643f3fe615"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:SCQEOXMULZITQGT2GLWZGISIEA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Observation of Doppler broadening in $\\beta$-delayed proton-$\\gamma$ decay","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A.A. Chen, A. Bowe, A. Simon, A. Spyrou, C. Prokop, C. Wrede, D. Irvine, D. Perez-Loureiro, E. McNeice, E. Thiagalingam, F. Montes, F. Naqvi, J. Pereira, J. Quaglia, J. Sakstrup, K.A. Chipps, M.B. Bennett, M. Santia, N. Cooper, R. Ortez, S.B. Schwartz, S.D. Pain, S.J. Quinn, S.N. Liddick, S. Shanab","submitted_at":"2015-10-26T20:21:22Z","abstract_excerpt":"Background: The Doppler broadening of $\\gamma$-ray peaks due to nuclear recoil from $\\beta$-delayed nucleon emission can be used to measure the energies of the nucleons. This method has never been tested using $\\beta$-delayed proton emission or applied to a recoil heavier than $A=10$.\n  Purpose: To test and apply this Doppler broadening method using $\\gamma$-ray peaks from the $^{26}$P($\\beta p\\gamma$)$^{25}$Al decay sequence.\n  Methods: A fast beam of $^{26}$P was implanted into a planar Ge detector, which was used as a $^{26}$P $\\beta$-decay trigger. The SeGA array of high-purity Ge detector"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.07652","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":"2026-05-18T01:27:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V049vbTh6hZWtZ3j/TP3BwPxPVzhj5ZMrgh0Ot57zWTyPO9tSjfj+PmsuljLTC/FxC0T1AkiD/twc6n3W2cMBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T06:11:39.117838Z"},"content_sha256":"648200e4d665ac83b991856ecdc18ed33219d58f3e2b73d3b11c626a81dbb808","schema_version":"1.0","event_id":"sha256:648200e4d665ac83b991856ecdc18ed33219d58f3e2b73d3b11c626a81dbb808"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/SCQEOXMULZITQGT2GLWZGISIEA/bundle.json","state_url":"https://pith.science/pith/SCQEOXMULZITQGT2GLWZGISIEA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/SCQEOXMULZITQGT2GLWZGISIEA/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":"2026-05-19T06:11:39Z","links":{"resolver":"https://pith.science/pith/SCQEOXMULZITQGT2GLWZGISIEA","bundle":"https://pith.science/pith/SCQEOXMULZITQGT2GLWZGISIEA/bundle.json","state":"https://pith.science/pith/SCQEOXMULZITQGT2GLWZGISIEA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/SCQEOXMULZITQGT2GLWZGISIEA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:SCQEOXMULZITQGT2GLWZGISIEA","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":"4337320166bfb6a72671647e7c95214ad82509c2e7f35bdaef554628b317f53f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2015-10-26T20:21:22Z","title_canon_sha256":"37e9a4b44dacf4103b4107e693088d3fe1af520baf3e5ab10b6d044e4855d8af"},"schema_version":"1.0","source":{"id":"1510.07652","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1510.07652","created_at":"2026-05-18T01:27:45Z"},{"alias_kind":"arxiv_version","alias_value":"1510.07652v1","created_at":"2026-05-18T01:27:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1510.07652","created_at":"2026-05-18T01:27:45Z"},{"alias_kind":"pith_short_12","alias_value":"SCQEOXMULZIT","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"SCQEOXMULZITQGT2","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"SCQEOXMU","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:648200e4d665ac83b991856ecdc18ed33219d58f3e2b73d3b11c626a81dbb808","target":"graph","created_at":"2026-05-18T01:27:45Z","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":"Background: The Doppler broadening of $\\gamma$-ray peaks due to nuclear recoil from $\\beta$-delayed nucleon emission can be used to measure the energies of the nucleons. This method has never been tested using $\\beta$-delayed proton emission or applied to a recoil heavier than $A=10$.\n  Purpose: To test and apply this Doppler broadening method using $\\gamma$-ray peaks from the $^{26}$P($\\beta p\\gamma$)$^{25}$Al decay sequence.\n  Methods: A fast beam of $^{26}$P was implanted into a planar Ge detector, which was used as a $^{26}$P $\\beta$-decay trigger. The SeGA array of high-purity Ge detector","authors_text":"A.A. Chen, A. Bowe, A. Simon, A. Spyrou, C. Prokop, C. Wrede, D. Irvine, D. Perez-Loureiro, E. McNeice, E. Thiagalingam, F. Montes, F. Naqvi, J. Pereira, J. Quaglia, J. Sakstrup, K.A. Chipps, M.B. Bennett, M. Santia, N. Cooper, R. Ortez, S.B. Schwartz, S.D. Pain, S.J. Quinn, S.N. Liddick, S. Shanab","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2015-10-26T20:21:22Z","title":"Observation of Doppler broadening in $\\beta$-delayed proton-$\\gamma$ decay"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1510.07652","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":"sha256:9b487a8ac17b6731294fbee613fba473d888943965814707c264bd643f3fe615","target":"record","created_at":"2026-05-18T01:27:45Z","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":"4337320166bfb6a72671647e7c95214ad82509c2e7f35bdaef554628b317f53f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2015-10-26T20:21:22Z","title_canon_sha256":"37e9a4b44dacf4103b4107e693088d3fe1af520baf3e5ab10b6d044e4855d8af"},"schema_version":"1.0","source":{"id":"1510.07652","kind":"arxiv","version":1}},"canonical_sha256":"90a0475d945e51381a7a32ed932248201e28d6bbe5a83281ef9a4bf7c160957e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"90a0475d945e51381a7a32ed932248201e28d6bbe5a83281ef9a4bf7c160957e","first_computed_at":"2026-05-18T01:27:45.524020Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:27:45.524020Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UH2vzRxKtUQNmoTyHa86CuDvEMZxwyATCEA0a0cTy3brYhBswLx5RyceNzWzt91EowtgLsBuYGxc42cePkhHBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:27:45.524797Z","signed_message":"canonical_sha256_bytes"},"source_id":"1510.07652","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9b487a8ac17b6731294fbee613fba473d888943965814707c264bd643f3fe615","sha256:648200e4d665ac83b991856ecdc18ed33219d58f3e2b73d3b11c626a81dbb808"],"state_sha256":"ab31604e9fd21e83eeacb16d41e84c650cf7049be2d57de2d3c1a42131a256f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"do12Z1D5E584Is3V0w/QoqlfeUi/1IbdNzEaWKVDZoOxp5NDtkbqzebP8/Ko6/G10N7AUMuLM/F1/E4a+JMNBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T06:11:39.121100Z","bundle_sha256":"6a17d6c3887f4b7bfb456f7fcaaa696e1c99ba78e59179dfd8431716be7dfae2"}}