{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:CC672ER5CZTVKUBP4MPGBRRE4S","short_pith_number":"pith:CC672ER5","canonical_record":{"source":{"id":"1211.5121","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-21T19:33:50Z","cross_cats_sorted":[],"title_canon_sha256":"2735e4837e7eaf3507b67e9350d27c0062a3647ee86b0ba571def473f90f5506","abstract_canon_sha256":"11a8c5f604ca4270e2273a7412801ef6e15ca57b58ccffa7713954cdb8bd8d7d"},"schema_version":"1.0"},"canonical_sha256":"10bdfd123d166755502fe31e60c624e4889a5444238701bd6554eea43d0d5aba","source":{"kind":"arxiv","id":"1211.5121","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.5121","created_at":"2026-05-18T03:40:14Z"},{"alias_kind":"arxiv_version","alias_value":"1211.5121v1","created_at":"2026-05-18T03:40:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.5121","created_at":"2026-05-18T03:40:14Z"},{"alias_kind":"pith_short_12","alias_value":"CC672ER5CZTV","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CC672ER5CZTVKUBP","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CC672ER5","created_at":"2026-05-18T12:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:CC672ER5CZTVKUBP4MPGBRRE4S","target":"record","payload":{"canonical_record":{"source":{"id":"1211.5121","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-21T19:33:50Z","cross_cats_sorted":[],"title_canon_sha256":"2735e4837e7eaf3507b67e9350d27c0062a3647ee86b0ba571def473f90f5506","abstract_canon_sha256":"11a8c5f604ca4270e2273a7412801ef6e15ca57b58ccffa7713954cdb8bd8d7d"},"schema_version":"1.0"},"canonical_sha256":"10bdfd123d166755502fe31e60c624e4889a5444238701bd6554eea43d0d5aba","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:40:14.996338Z","signature_b64":"1jk5RMqw2FTfzkhkuNG82kGSCB1DrXb6ZDmCFnBk4YsFEzJmb1+9UrMEpr+t6hp0GK4XKeOskKdQqcRn6O3qBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"10bdfd123d166755502fe31e60c624e4889a5444238701bd6554eea43d0d5aba","last_reissued_at":"2026-05-18T03:40:14.995708Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:40:14.995708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1211.5121","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":"2026-05-18T03:40:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jm6ULvjxhcLFTqNiLP7BSK5xwzS2JCMjq9ud+kqckcgNQY9B1sqUh713p+jj9LER2UI76+ylYZ/50ZPBZwWuCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T13:53:53.435514Z"},"content_sha256":"cbc99a94b67f477a32a498d568fb63126559aea762b90fc8cf0972b097ab31fe","schema_version":"1.0","event_id":"sha256:cbc99a94b67f477a32a498d568fb63126559aea762b90fc8cf0972b097ab31fe"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:CC672ER5CZTVKUBP4MPGBRRE4S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gamma-ray fluxes in Oklo natural reactors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. A. Sonzogni, C. R. Gould, E. I. Sharapov","submitted_at":"2012-11-21T19:33:50Z","abstract_excerpt":"Uncertainty in the operating temperatures of Oklo reactor zones impacts the precision of bounds derived for time variation of the fine structure constant $\\alpha$. Improved $^{176}$Lu/$^{175}$Lu thermometry has been discussed but its usefulness may be complicated by photo excitation of the isomeric state $^{176m}$Lu by $^{176}$Lu($\\gamma,\\gamma^\\prime $) fluorescence. We calculate prompt, delayed and equilibrium $\\gamma$-ray fluxes due to fission of $^{235}$U in pulsed mode operation of Oklo zone RZ10. We use Monte Carlo modeling to calculate the prompt flux. We use improved data libraries to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.5121","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":"2026-05-18T03:40:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b168icFe7IYyot3jIm6T+gL0qT8mxuJxFjbg50w5A9jd9+xJ7PSUSLgxOiPWRwFSgRznbr9/Gs1ItMVsg5plAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T13:53:53.435875Z"},"content_sha256":"d21335eb93f25532ad4a8319ce53d8c415848a81b02fea237d8fe735b5cea154","schema_version":"1.0","event_id":"sha256:d21335eb93f25532ad4a8319ce53d8c415848a81b02fea237d8fe735b5cea154"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CC672ER5CZTVKUBP4MPGBRRE4S/bundle.json","state_url":"https://pith.science/pith/CC672ER5CZTVKUBP4MPGBRRE4S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CC672ER5CZTVKUBP4MPGBRRE4S/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":"2026-06-11T13:53:53Z","links":{"resolver":"https://pith.science/pith/CC672ER5CZTVKUBP4MPGBRRE4S","bundle":"https://pith.science/pith/CC672ER5CZTVKUBP4MPGBRRE4S/bundle.json","state":"https://pith.science/pith/CC672ER5CZTVKUBP4MPGBRRE4S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CC672ER5CZTVKUBP4MPGBRRE4S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:CC672ER5CZTVKUBP4MPGBRRE4S","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":"11a8c5f604ca4270e2273a7412801ef6e15ca57b58ccffa7713954cdb8bd8d7d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-21T19:33:50Z","title_canon_sha256":"2735e4837e7eaf3507b67e9350d27c0062a3647ee86b0ba571def473f90f5506"},"schema_version":"1.0","source":{"id":"1211.5121","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.5121","created_at":"2026-05-18T03:40:14Z"},{"alias_kind":"arxiv_version","alias_value":"1211.5121v1","created_at":"2026-05-18T03:40:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.5121","created_at":"2026-05-18T03:40:14Z"},{"alias_kind":"pith_short_12","alias_value":"CC672ER5CZTV","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CC672ER5CZTVKUBP","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CC672ER5","created_at":"2026-05-18T12:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:d21335eb93f25532ad4a8319ce53d8c415848a81b02fea237d8fe735b5cea154","target":"graph","created_at":"2026-05-18T03:40:14Z","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":"Uncertainty in the operating temperatures of Oklo reactor zones impacts the precision of bounds derived for time variation of the fine structure constant $\\alpha$. Improved $^{176}$Lu/$^{175}$Lu thermometry has been discussed but its usefulness may be complicated by photo excitation of the isomeric state $^{176m}$Lu by $^{176}$Lu($\\gamma,\\gamma^\\prime $) fluorescence. We calculate prompt, delayed and equilibrium $\\gamma$-ray fluxes due to fission of $^{235}$U in pulsed mode operation of Oklo zone RZ10. We use Monte Carlo modeling to calculate the prompt flux. We use improved data libraries to ","authors_text":"A. A. Sonzogni, C. R. Gould, E. I. Sharapov","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-21T19:33:50Z","title":"Gamma-ray fluxes in Oklo natural reactors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.5121","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:cbc99a94b67f477a32a498d568fb63126559aea762b90fc8cf0972b097ab31fe","target":"record","created_at":"2026-05-18T03:40:14Z","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":"11a8c5f604ca4270e2273a7412801ef6e15ca57b58ccffa7713954cdb8bd8d7d","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2012-11-21T19:33:50Z","title_canon_sha256":"2735e4837e7eaf3507b67e9350d27c0062a3647ee86b0ba571def473f90f5506"},"schema_version":"1.0","source":{"id":"1211.5121","kind":"arxiv","version":1}},"canonical_sha256":"10bdfd123d166755502fe31e60c624e4889a5444238701bd6554eea43d0d5aba","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"10bdfd123d166755502fe31e60c624e4889a5444238701bd6554eea43d0d5aba","first_computed_at":"2026-05-18T03:40:14.995708Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:40:14.995708Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1jk5RMqw2FTfzkhkuNG82kGSCB1DrXb6ZDmCFnBk4YsFEzJmb1+9UrMEpr+t6hp0GK4XKeOskKdQqcRn6O3qBA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:40:14.996338Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.5121","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:cbc99a94b67f477a32a498d568fb63126559aea762b90fc8cf0972b097ab31fe","sha256:d21335eb93f25532ad4a8319ce53d8c415848a81b02fea237d8fe735b5cea154"],"state_sha256":"99f81ded71310e5f38524350a393f443a1344ca90748c56f9f2f0276fa3c6765"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RNMsh3mwaWZ0DP1P18HH+ydDE/x3n6n5L6iM7/YltaDm6vqi/efvjzud6DSk+50JiYJ6CiKQXnu+w8dHRz2hBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T13:53:53.437810Z","bundle_sha256":"a19c7467c066252a8253d923f5cc21f92cad756fee070b7d6efd769ef3ad17a3"}}