{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:PB5QJNUDJRCZML7XC2DISDTX3B","short_pith_number":"pith:PB5QJNUD","canonical_record":{"source":{"id":"1112.0614","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2011-12-03T01:16:44Z","cross_cats_sorted":[],"title_canon_sha256":"8a6468792a7fdd79bbdcfb718217b05a7be968b23b250f32027f2ce4fb5791f1","abstract_canon_sha256":"4b62eb0d7000fe078abbfe8d1cdad6e1c347af3f85a53b5e6b0a3db1d1fb6b19"},"schema_version":"1.0"},"canonical_sha256":"787b04b6834c45962ff71686890e77d84df7a7b3ec820a91b92080c5d2e3926d","source":{"kind":"arxiv","id":"1112.0614","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.0614","created_at":"2026-05-18T01:59:17Z"},{"alias_kind":"arxiv_version","alias_value":"1112.0614v2","created_at":"2026-05-18T01:59:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.0614","created_at":"2026-05-18T01:59:17Z"},{"alias_kind":"pith_short_12","alias_value":"PB5QJNUDJRCZ","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"PB5QJNUDJRCZML7X","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"PB5QJNUD","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:PB5QJNUDJRCZML7XC2DISDTX3B","target":"record","payload":{"canonical_record":{"source":{"id":"1112.0614","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2011-12-03T01:16:44Z","cross_cats_sorted":[],"title_canon_sha256":"8a6468792a7fdd79bbdcfb718217b05a7be968b23b250f32027f2ce4fb5791f1","abstract_canon_sha256":"4b62eb0d7000fe078abbfe8d1cdad6e1c347af3f85a53b5e6b0a3db1d1fb6b19"},"schema_version":"1.0"},"canonical_sha256":"787b04b6834c45962ff71686890e77d84df7a7b3ec820a91b92080c5d2e3926d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:17.560557Z","signature_b64":"n1OuTTAkM8AMVWw0w8+tgcLRWwjhrxHALGTSwksaqm/OICTEqBy3yDmY1z8HKqv8NYrvJXmok8l+uONtZngZBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"787b04b6834c45962ff71686890e77d84df7a7b3ec820a91b92080c5d2e3926d","last_reissued_at":"2026-05-18T01:59:17.559946Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:17.559946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.0614","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":"2026-05-18T01:59:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mrboduT/BM/aXbh+XNuD2ZKvnX+Gi7Y+PjpMeqwlTQRQbP9po4/ALqbNNKpOclrWYPENsxtM7mt/3pq2HpnaCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T22:52:09.589170Z"},"content_sha256":"6568fc554fe6f8f16af0bda411bcbf384bd8c9e9a00555b026b2df9f3e506e4b","schema_version":"1.0","event_id":"sha256:6568fc554fe6f8f16af0bda411bcbf384bd8c9e9a00555b026b2df9f3e506e4b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:PB5QJNUDJRCZML7XC2DISDTX3B","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Highly charged ions in Penning traps, a new tool for resolving low lying isomeric states","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"A. T. Gallant, C. Andreoiu, E. Man\\'e, G. Gwinner, J. Dilling, M. Brodeur, M.C. Simon, M. R. Pearson, P. Delheij, R. Ringle, S. Ettenauer, T. Brunner, U. Chowdhury, V. V. Simon","submitted_at":"2011-12-03T01:16:44Z","abstract_excerpt":"The use of highly charged ions increases the precision and resolving power, in particular for short-lived species produced at on-line radio-isotope beam facilities, achievable with Penning trap mass spectrometers. This increase in resolving power provides a new and unique access to resolving low-lying long-lived ($T_{1/2} > 50$ ms) nuclear isomers. Recently, the $111.19(22)$ keV (determined from $\\gamma$-ray spectroscopy) isomeric state in $^{78}$Rb has been resolved from the ground state, in a charge state of $q=8+$ with the TITAN Penning trap at the TRIUMF-ISAC facility. The excitation energ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.0614","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":""},"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":"2026-05-18T01:59:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mg+QCLb7PHpR+pp4whsNfnZPt7INJdyku1Z8FrFlusQi3UNtVeLPVFqS1uI1WG6leqVNeKY9ewAi0AAUziKFCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T22:52:09.589834Z"},"content_sha256":"6b35f9944a45d6cfa40bcec7e1ea688bece94c529f02c593508a66c110e00308","schema_version":"1.0","event_id":"sha256:6b35f9944a45d6cfa40bcec7e1ea688bece94c529f02c593508a66c110e00308"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PB5QJNUDJRCZML7XC2DISDTX3B/bundle.json","state_url":"https://pith.science/pith/PB5QJNUDJRCZML7XC2DISDTX3B/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PB5QJNUDJRCZML7XC2DISDTX3B/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":"2026-05-28T22:52:09Z","links":{"resolver":"https://pith.science/pith/PB5QJNUDJRCZML7XC2DISDTX3B","bundle":"https://pith.science/pith/PB5QJNUDJRCZML7XC2DISDTX3B/bundle.json","state":"https://pith.science/pith/PB5QJNUDJRCZML7XC2DISDTX3B/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PB5QJNUDJRCZML7XC2DISDTX3B/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:PB5QJNUDJRCZML7XC2DISDTX3B","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":"4b62eb0d7000fe078abbfe8d1cdad6e1c347af3f85a53b5e6b0a3db1d1fb6b19","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2011-12-03T01:16:44Z","title_canon_sha256":"8a6468792a7fdd79bbdcfb718217b05a7be968b23b250f32027f2ce4fb5791f1"},"schema_version":"1.0","source":{"id":"1112.0614","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.0614","created_at":"2026-05-18T01:59:17Z"},{"alias_kind":"arxiv_version","alias_value":"1112.0614v2","created_at":"2026-05-18T01:59:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.0614","created_at":"2026-05-18T01:59:17Z"},{"alias_kind":"pith_short_12","alias_value":"PB5QJNUDJRCZ","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"PB5QJNUDJRCZML7X","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"PB5QJNUD","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:6b35f9944a45d6cfa40bcec7e1ea688bece94c529f02c593508a66c110e00308","target":"graph","created_at":"2026-05-18T01:59:17Z","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":"The use of highly charged ions increases the precision and resolving power, in particular for short-lived species produced at on-line radio-isotope beam facilities, achievable with Penning trap mass spectrometers. This increase in resolving power provides a new and unique access to resolving low-lying long-lived ($T_{1/2} > 50$ ms) nuclear isomers. Recently, the $111.19(22)$ keV (determined from $\\gamma$-ray spectroscopy) isomeric state in $^{78}$Rb has been resolved from the ground state, in a charge state of $q=8+$ with the TITAN Penning trap at the TRIUMF-ISAC facility. The excitation energ","authors_text":"A. T. Gallant, C. Andreoiu, E. Man\\'e, G. Gwinner, J. Dilling, M. Brodeur, M.C. Simon, M. R. Pearson, P. Delheij, R. Ringle, S. Ettenauer, T. Brunner, U. Chowdhury, V. V. Simon","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2011-12-03T01:16:44Z","title":"Highly charged ions in Penning traps, a new tool for resolving low lying isomeric states"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.0614","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":"sha256:6568fc554fe6f8f16af0bda411bcbf384bd8c9e9a00555b026b2df9f3e506e4b","target":"record","created_at":"2026-05-18T01:59:17Z","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":"4b62eb0d7000fe078abbfe8d1cdad6e1c347af3f85a53b5e6b0a3db1d1fb6b19","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-ex","submitted_at":"2011-12-03T01:16:44Z","title_canon_sha256":"8a6468792a7fdd79bbdcfb718217b05a7be968b23b250f32027f2ce4fb5791f1"},"schema_version":"1.0","source":{"id":"1112.0614","kind":"arxiv","version":2}},"canonical_sha256":"787b04b6834c45962ff71686890e77d84df7a7b3ec820a91b92080c5d2e3926d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"787b04b6834c45962ff71686890e77d84df7a7b3ec820a91b92080c5d2e3926d","first_computed_at":"2026-05-18T01:59:17.559946Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:59:17.559946Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"n1OuTTAkM8AMVWw0w8+tgcLRWwjhrxHALGTSwksaqm/OICTEqBy3yDmY1z8HKqv8NYrvJXmok8l+uONtZngZBg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:59:17.560557Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.0614","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6568fc554fe6f8f16af0bda411bcbf384bd8c9e9a00555b026b2df9f3e506e4b","sha256:6b35f9944a45d6cfa40bcec7e1ea688bece94c529f02c593508a66c110e00308"],"state_sha256":"49a084ec591ef53916755559667681277fe6fede5efb7816012ba7d66332876d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CrEEEKPyRTkFkDf9vHkgra35ytccxkkTh80b0Roa8YMA7QlE3lNnitJHJsQO8MiZsLUEv9dHDwus0VMSMuaUBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T22:52:09.593058Z","bundle_sha256":"c785c1469f1eab637e21f67d6057e1ca984f32198147ed13eb4c6caefbe29721"}}