{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2003:OOZ63BDV5BZAHJLCQAK3YMXCTA","short_pith_number":"pith:OOZ63BDV","canonical_record":{"source":{"id":"nucl-ex/0308022","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-ex","submitted_at":"2003-08-22T14:56:05Z","cross_cats_sorted":[],"title_canon_sha256":"b041ec35e90371ccd48c2f247b70fab0793e837e4878c1959aaccf818195a378","abstract_canon_sha256":"c29a27986c33bca5a0c792f21a5324a8bc2b1f1b06f94896f132c6469a2e086e"},"schema_version":"1.0"},"canonical_sha256":"73b3ed8475e87203a5628015bc32e29805767727251156993babd6c1f493a915","source":{"kind":"arxiv","id":"nucl-ex/0308022","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-ex/0308022","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-ex/0308022v1","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-ex/0308022","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"pith_short_12","alias_value":"OOZ63BDV5BZA","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"pith_short_16","alias_value":"OOZ63BDV5BZAHJLC","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"pith_short_8","alias_value":"OOZ63BDV","created_at":"2026-07-04T16:41:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2003:OOZ63BDV5BZAHJLCQAK3YMXCTA","target":"record","payload":{"canonical_record":{"source":{"id":"nucl-ex/0308022","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"nucl-ex","submitted_at":"2003-08-22T14:56:05Z","cross_cats_sorted":[],"title_canon_sha256":"b041ec35e90371ccd48c2f247b70fab0793e837e4878c1959aaccf818195a378","abstract_canon_sha256":"c29a27986c33bca5a0c792f21a5324a8bc2b1f1b06f94896f132c6469a2e086e"},"schema_version":"1.0"},"canonical_sha256":"73b3ed8475e87203a5628015bc32e29805767727251156993babd6c1f493a915","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:41:50.785053Z","signature_b64":"NalUbHuiGP/ZmeLkQFMVLPLRRI3TofcaRT/TL+3yN4zkOZh2mKpYfA5MdczDxSYNK3KMcnB7Wr8ytN2XtDyuBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"73b3ed8475e87203a5628015bc32e29805767727251156993babd6c1f493a915","last_reissued_at":"2026-07-04T16:41:50.784716Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:41:50.784716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"nucl-ex/0308022","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":"2026-07-04T16:41:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dGHcbdWZLmp/q+79i3Y9Dl8lLtVfAGFc6UOpj/wwWSeUAQFdqad2e1ybzUtZbi8MKLqWBplWLvj4xCJk1t/BBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:02:27.748042Z"},"content_sha256":"1ba38cc733fcbeec0c1576c7521908f88bdb4159c576d4c6a11a92e37613bba5","schema_version":"1.0","event_id":"sha256:1ba38cc733fcbeec0c1576c7521908f88bdb4159c576d4c6a11a92e37613bba5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2003:OOZ63BDV5BZAHJLCQAK3YMXCTA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The TOFp/pVPD Time of Flight System for STAR","license":"","headline":"","cross_cats":[],"primary_cat":"nucl-ex","authors_text":"B. Bonner, B. Zhang, D. Keane, F. Geurts, F. Liu, G. Eppley, G.S. Mutchler, J. Li, J.W. Mitchell, L. Liu, N. Adams, P. Sappenfield, T. Nussbaum, W.J. Llope, W.-M. Zhang, Z. Liu","submitted_at":"2003-08-22T14:56:05Z","abstract_excerpt":"A time-of-flight system was constructed for the STAR Experiment for the direct identification of hadrons produced in 197Au+197Au collisions at RHIC. The system consists of two separate detector subsystems, one called the pVPD (the \"start\" detector) and the other called the TOFp tray (the \"stop\" detector). Each detector is based on conventional scintillator/phototube technology and includes custom high-performance front-end electronics and a common CAMAC-based digitization and read-out. The design of the system and its performance during the 2001 RHIC run will be described. The start resolution"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-ex/0308022","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/nucl-ex/0308022/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":"2026-07-04T16:41:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FjmNMI38dFB1SN+WLAioFIm/7cZIclL2jFfR9b2gcVweM1o3wC8g8lATRtHD3rSuh/JpnU/oau6mETYZq7uQCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T17:02:27.748535Z"},"content_sha256":"ddd577d0179aecbb6cec6e9b0c5318bb80e787a5642e9d874b725b25f3f42184","schema_version":"1.0","event_id":"sha256:ddd577d0179aecbb6cec6e9b0c5318bb80e787a5642e9d874b725b25f3f42184"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA/bundle.json","state_url":"https://pith.science/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA/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":"2026-08-03T17:02:27Z","links":{"resolver":"https://pith.science/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA","bundle":"https://pith.science/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA/bundle.json","state":"https://pith.science/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OOZ63BDV5BZAHJLCQAK3YMXCTA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:OOZ63BDV5BZAHJLCQAK3YMXCTA","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":"c29a27986c33bca5a0c792f21a5324a8bc2b1f1b06f94896f132c6469a2e086e","cross_cats_sorted":[],"license":"","primary_cat":"nucl-ex","submitted_at":"2003-08-22T14:56:05Z","title_canon_sha256":"b041ec35e90371ccd48c2f247b70fab0793e837e4878c1959aaccf818195a378"},"schema_version":"1.0","source":{"id":"nucl-ex/0308022","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"nucl-ex/0308022","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"arxiv_version","alias_value":"nucl-ex/0308022v1","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.nucl-ex/0308022","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"pith_short_12","alias_value":"OOZ63BDV5BZA","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"pith_short_16","alias_value":"OOZ63BDV5BZAHJLC","created_at":"2026-07-04T16:41:50Z"},{"alias_kind":"pith_short_8","alias_value":"OOZ63BDV","created_at":"2026-07-04T16:41:50Z"}],"graph_snapshots":[{"event_id":"sha256:ddd577d0179aecbb6cec6e9b0c5318bb80e787a5642e9d874b725b25f3f42184","target":"graph","created_at":"2026-07-04T16:41:50Z","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/nucl-ex/0308022/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A time-of-flight system was constructed for the STAR Experiment for the direct identification of hadrons produced in 197Au+197Au collisions at RHIC. The system consists of two separate detector subsystems, one called the pVPD (the \"start\" detector) and the other called the TOFp tray (the \"stop\" detector). Each detector is based on conventional scintillator/phototube technology and includes custom high-performance front-end electronics and a common CAMAC-based digitization and read-out. The design of the system and its performance during the 2001 RHIC run will be described. The start resolution","authors_text":"B. Bonner, B. Zhang, D. Keane, F. Geurts, F. Liu, G. Eppley, G.S. Mutchler, J. Li, J.W. Mitchell, L. Liu, N. Adams, P. Sappenfield, T. Nussbaum, W.J. Llope, W.-M. Zhang, Z. Liu","cross_cats":[],"headline":"","license":"","primary_cat":"nucl-ex","submitted_at":"2003-08-22T14:56:05Z","title":"The TOFp/pVPD Time of Flight System for STAR"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"nucl-ex/0308022","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":"sha256:1ba38cc733fcbeec0c1576c7521908f88bdb4159c576d4c6a11a92e37613bba5","target":"record","created_at":"2026-07-04T16:41:50Z","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":"c29a27986c33bca5a0c792f21a5324a8bc2b1f1b06f94896f132c6469a2e086e","cross_cats_sorted":[],"license":"","primary_cat":"nucl-ex","submitted_at":"2003-08-22T14:56:05Z","title_canon_sha256":"b041ec35e90371ccd48c2f247b70fab0793e837e4878c1959aaccf818195a378"},"schema_version":"1.0","source":{"id":"nucl-ex/0308022","kind":"arxiv","version":1}},"canonical_sha256":"73b3ed8475e87203a5628015bc32e29805767727251156993babd6c1f493a915","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"73b3ed8475e87203a5628015bc32e29805767727251156993babd6c1f493a915","first_computed_at":"2026-07-04T16:41:50.784716Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:41:50.784716Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NalUbHuiGP/ZmeLkQFMVLPLRRI3TofcaRT/TL+3yN4zkOZh2mKpYfA5MdczDxSYNK3KMcnB7Wr8ytN2XtDyuBA==","signature_status":"signed_v1","signed_at":"2026-07-04T16:41:50.785053Z","signed_message":"canonical_sha256_bytes"},"source_id":"nucl-ex/0308022","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1ba38cc733fcbeec0c1576c7521908f88bdb4159c576d4c6a11a92e37613bba5","sha256:ddd577d0179aecbb6cec6e9b0c5318bb80e787a5642e9d874b725b25f3f42184"],"state_sha256":"c3fd6729c5cd2c67e4ab801f04dd9f2bc032da8ab8f32f786d041c4e3e822983"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RnucaybcnogHCArHN7DthoXqwn7KVUwwSWHwIg+U0hjRIIvrhG4ZHGHiZmcgaKhA4eiKS6IPNTtj+tPJWUurDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T17:02:27.753469Z","bundle_sha256":"0b9850d4516e85126f65f872bca1f8009048f77fb773ec0fdfc71939fccde663"}}