{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:2SKQDLG3FGQTUTGNXZEBSE5K6W","short_pith_number":"pith:2SKQDLG3","canonical_record":{"source":{"id":"1902.00026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-01-31T19:00:07Z","cross_cats_sorted":["hep-ex","hep-lat","hep-ph","nucl-ex"],"title_canon_sha256":"7b2984d5c0cd9e41764355b78bf6e2ec19887b6a59212a79198d2c6be14aedc4","abstract_canon_sha256":"fb0bfdef7aa2fcf9e97d6125b864529eb148f5cbe2da78dd58f416b1e0d68e7d"},"schema_version":"1.0"},"canonical_sha256":"d49501acdb29a13a4ccdbe481913aaf598a6224fb1e983168165175a27ca0e43","source":{"kind":"arxiv","id":"1902.00026","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.00026","created_at":"2026-05-17T23:47:17Z"},{"alias_kind":"arxiv_version","alias_value":"1902.00026v1","created_at":"2026-05-17T23:47:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.00026","created_at":"2026-05-17T23:47:17Z"},{"alias_kind":"pith_short_12","alias_value":"2SKQDLG3FGQT","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"2SKQDLG3FGQTUTGN","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"2SKQDLG3","created_at":"2026-05-18T12:33:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:2SKQDLG3FGQTUTGNXZEBSE5K6W","target":"record","payload":{"canonical_record":{"source":{"id":"1902.00026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-01-31T19:00:07Z","cross_cats_sorted":["hep-ex","hep-lat","hep-ph","nucl-ex"],"title_canon_sha256":"7b2984d5c0cd9e41764355b78bf6e2ec19887b6a59212a79198d2c6be14aedc4","abstract_canon_sha256":"fb0bfdef7aa2fcf9e97d6125b864529eb148f5cbe2da78dd58f416b1e0d68e7d"},"schema_version":"1.0"},"canonical_sha256":"d49501acdb29a13a4ccdbe481913aaf598a6224fb1e983168165175a27ca0e43","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:17.213134Z","signature_b64":"fIVr0+OBHOJ96YISMjI92a76zmpcraOi5Xl8LxRL5GKizNvdpXN93KgtrN6q1knyLwsHRj01HmKKz4I2n7CzAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d49501acdb29a13a4ccdbe481913aaf598a6224fb1e983168165175a27ca0e43","last_reissued_at":"2026-05-17T23:47:17.212610Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:17.212610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1902.00026","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":"2026-05-17T23:47:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Tv68oEhXYtY6ve/LDvh4tI+ErZGKMfXnfGResBdvtTPvBIaje7TxRKpi/UWR1vlOVd0qTFYFseB3yV+cpIYlCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T03:13:54.158958Z"},"content_sha256":"96bec7aa40e3cf8910a5c447a43af2a7d1b2c6f3b6c8df593798877571f4e0db","schema_version":"1.0","event_id":"sha256:96bec7aa40e3cf8910a5c447a43af2a7d1b2c6f3b6c8df593798877571f4e0db"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:2SKQDLG3FGQTUTGNXZEBSE5K6W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Spectrum of light- and heavy-baryons","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex","hep-lat","hep-ph","nucl-ex"],"primary_cat":"nucl-th","authors_text":"Craig D. Roberts, Sebastian M. Schmidt, Si-xue Qin","submitted_at":"2019-01-31T19:00:07Z","abstract_excerpt":"A symmetry-preserving truncation of the strong-interaction bound-state equations is used to calculate the spectrum of ground-state $J=1/2^+$, $3/2^+$ $(qq^\\prime q^{\\prime\\prime})$-baryons, where $q, q^\\prime, q^{\\prime\\prime} \\in \\{u,d,s,c,b\\}$, their first positive-parity excitations and parity partners. Using two parameters, a description of the known spectrum of 39 such states is obtained, with a mean-absolute-relative-difference between calculation and experiment of 3.6(2.7)%. From this foundation, the framework is subsequently used to predict the masses of 90 states not yet seen empirica"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.00026","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":"2026-05-17T23:47:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Koc5gDNrDWPRll/RCeQxmV6N1T4nesVlO7yXxiJng7jF5/0Q0GiQL654lVnNMVJaIeoGRBpFgLlsyafNK3RuCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T03:13:54.159658Z"},"content_sha256":"50fe8c4a2b79984b3daf2add5f20ec551be121b686a04bf1986bbcc31a6cde4b","schema_version":"1.0","event_id":"sha256:50fe8c4a2b79984b3daf2add5f20ec551be121b686a04bf1986bbcc31a6cde4b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W/bundle.json","state_url":"https://pith.science/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W/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":"2026-06-05T03:13:54Z","links":{"resolver":"https://pith.science/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W","bundle":"https://pith.science/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W/bundle.json","state":"https://pith.science/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2SKQDLG3FGQTUTGNXZEBSE5K6W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:2SKQDLG3FGQTUTGNXZEBSE5K6W","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":"fb0bfdef7aa2fcf9e97d6125b864529eb148f5cbe2da78dd58f416b1e0d68e7d","cross_cats_sorted":["hep-ex","hep-lat","hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-01-31T19:00:07Z","title_canon_sha256":"7b2984d5c0cd9e41764355b78bf6e2ec19887b6a59212a79198d2c6be14aedc4"},"schema_version":"1.0","source":{"id":"1902.00026","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1902.00026","created_at":"2026-05-17T23:47:17Z"},{"alias_kind":"arxiv_version","alias_value":"1902.00026v1","created_at":"2026-05-17T23:47:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1902.00026","created_at":"2026-05-17T23:47:17Z"},{"alias_kind":"pith_short_12","alias_value":"2SKQDLG3FGQT","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_16","alias_value":"2SKQDLG3FGQTUTGN","created_at":"2026-05-18T12:33:07Z"},{"alias_kind":"pith_short_8","alias_value":"2SKQDLG3","created_at":"2026-05-18T12:33:07Z"}],"graph_snapshots":[{"event_id":"sha256:50fe8c4a2b79984b3daf2add5f20ec551be121b686a04bf1986bbcc31a6cde4b","target":"graph","created_at":"2026-05-17T23:47:17Z","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":"A symmetry-preserving truncation of the strong-interaction bound-state equations is used to calculate the spectrum of ground-state $J=1/2^+$, $3/2^+$ $(qq^\\prime q^{\\prime\\prime})$-baryons, where $q, q^\\prime, q^{\\prime\\prime} \\in \\{u,d,s,c,b\\}$, their first positive-parity excitations and parity partners. Using two parameters, a description of the known spectrum of 39 such states is obtained, with a mean-absolute-relative-difference between calculation and experiment of 3.6(2.7)%. From this foundation, the framework is subsequently used to predict the masses of 90 states not yet seen empirica","authors_text":"Craig D. Roberts, Sebastian M. Schmidt, Si-xue Qin","cross_cats":["hep-ex","hep-lat","hep-ph","nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-01-31T19:00:07Z","title":"Spectrum of light- and heavy-baryons"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1902.00026","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":"sha256:96bec7aa40e3cf8910a5c447a43af2a7d1b2c6f3b6c8df593798877571f4e0db","target":"record","created_at":"2026-05-17T23:47:17Z","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":"fb0bfdef7aa2fcf9e97d6125b864529eb148f5cbe2da78dd58f416b1e0d68e7d","cross_cats_sorted":["hep-ex","hep-lat","hep-ph","nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2019-01-31T19:00:07Z","title_canon_sha256":"7b2984d5c0cd9e41764355b78bf6e2ec19887b6a59212a79198d2c6be14aedc4"},"schema_version":"1.0","source":{"id":"1902.00026","kind":"arxiv","version":1}},"canonical_sha256":"d49501acdb29a13a4ccdbe481913aaf598a6224fb1e983168165175a27ca0e43","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d49501acdb29a13a4ccdbe481913aaf598a6224fb1e983168165175a27ca0e43","first_computed_at":"2026-05-17T23:47:17.212610Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:17.212610Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fIVr0+OBHOJ96YISMjI92a76zmpcraOi5Xl8LxRL5GKizNvdpXN93KgtrN6q1knyLwsHRj01HmKKz4I2n7CzAA==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:17.213134Z","signed_message":"canonical_sha256_bytes"},"source_id":"1902.00026","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:96bec7aa40e3cf8910a5c447a43af2a7d1b2c6f3b6c8df593798877571f4e0db","sha256:50fe8c4a2b79984b3daf2add5f20ec551be121b686a04bf1986bbcc31a6cde4b"],"state_sha256":"a379708dbd99aa43b4b18637b07edc484dce4af8c1189703f92acebd2ee5f934"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XQNw/ZmmGfrU1rNBZUu019lAi2NeEt9PIMQR6mczbwfx/gcay6MyYtBQUMCNBlUehlXCD2Cij6F7ZzFaCHxgCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T03:13:54.163335Z","bundle_sha256":"cc1cca97f5799024f5188e006e738b4bcde3696736ba85bf3e9150b6f331110b"}}