{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:T2PWTOSAKLW6W2BG6FJOMK2RCP","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":"73348b5a821a67460adf2461fb74aa415a5793f0cd283561f47b4e5f58b0dd13","cross_cats_sorted":["physics.ins-det"],"license":"","primary_cat":"hep-ex","submitted_at":"2003-12-04T16:00:25Z","title_canon_sha256":"d60e4096402b8f1248f259551e43920eaecc0c0225c0f6f6b348cda382783ab0"},"schema_version":"1.0","source":{"id":"hep-ex/0312017","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ex/0312017","created_at":"2026-07-04T17:19:35Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ex/0312017v1","created_at":"2026-07-04T17:19:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ex/0312017","created_at":"2026-07-04T17:19:35Z"},{"alias_kind":"pith_short_12","alias_value":"T2PWTOSAKLW6","created_at":"2026-07-04T17:19:35Z"},{"alias_kind":"pith_short_16","alias_value":"T2PWTOSAKLW6W2BG","created_at":"2026-07-04T17:19:35Z"},{"alias_kind":"pith_short_8","alias_value":"T2PWTOSA","created_at":"2026-07-04T17:19:35Z"}],"graph_snapshots":[{"event_id":"sha256:93d564f750c7a771c5ebd3d370665fb74721a9a704ada1743e1909fc7e0a83af","target":"graph","created_at":"2026-07-04T17:19:35Z","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/hep-ex/0312017/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We describe the design, construction and performance of the PIBETA detector built for the precise measurement of the branching ratio of pion beta decay, pi+ -> pi0 e+ nu, at the Paul Scherrer Institute. The central part of the detector is a 240-module spherical pure CsI calorimeter covering 3*pi sr solid angle. The calorimeter is supplemented with an active collimator/beam degrader system, an active segmented plastic target, a pair of low-mass cylindrical wire chambers and a 20-element cylindrical plastic scintillator hodoscope. The whole detector system is housed inside a temperature-controll","authors_text":"A.S. Korenchenko, B.A. VanDevender, B.G. Ritchie, B. Krause, Ch. Broennimann, D. Mzhavia, D. Pocanic, D. Renker, D.W. Lawrence, E. Frlez, H. Obermeier, H.-P. Wirtz, I. Supek, J.E. Koglin, J.F. Crawford, K.A. Assamagan, K.O.H. Ziock, L.C. Smith, M.A. Bychkov, M. Daum, N.A. Kuchinsky, N.P. Kravchuk, N. Soic, N.V. Khomutov, P.L. Slocum, R.C. Minehart, R. Frosch, R. Horisberger, R. Schnyder, S.M. Korenchenko, S. Ritt, Th. Fluegel, T. Kozlowski, T. Sakhelashvili, V.A. Baranov, V.A. Kalinnikov, V.V. Karpukhin, V.V. Sidorkin, W.A. Stephens, W. Bertl, W. Li, Yu. Bagaturia, Y. Wang, Z. Tsamalaidze","cross_cats":["physics.ins-det"],"headline":"","license":"","primary_cat":"hep-ex","submitted_at":"2003-12-04T16:00:25Z","title":"Design, Commissioning and Performance of the PIBETA Detector at PSI"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ex/0312017","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":"sha256:797f25e0aa7aa1d3c6af76e51e77a10718a490d3fb4e55a9184a13853df61513","target":"record","created_at":"2026-07-04T17:19:35Z","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":"73348b5a821a67460adf2461fb74aa415a5793f0cd283561f47b4e5f58b0dd13","cross_cats_sorted":["physics.ins-det"],"license":"","primary_cat":"hep-ex","submitted_at":"2003-12-04T16:00:25Z","title_canon_sha256":"d60e4096402b8f1248f259551e43920eaecc0c0225c0f6f6b348cda382783ab0"},"schema_version":"1.0","source":{"id":"hep-ex/0312017","kind":"arxiv","version":1}},"canonical_sha256":"9e9f69ba4052edeb6826f152e62b5113cf4bb88cd68d38a21d5335b9bd2cf54b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9e9f69ba4052edeb6826f152e62b5113cf4bb88cd68d38a21d5335b9bd2cf54b","first_computed_at":"2026-07-04T17:19:35.785151Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:19:35.785151Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zZjJgV1ADozBkUDBh1b6yDPtUSkxhrVRsyR2c3pzgQkb/GNCUDQafuyOyGdiQxkGaKU90LUWms3yQm011wcvBw==","signature_status":"signed_v1","signed_at":"2026-07-04T17:19:35.785635Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ex/0312017","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:797f25e0aa7aa1d3c6af76e51e77a10718a490d3fb4e55a9184a13853df61513","sha256:93d564f750c7a771c5ebd3d370665fb74721a9a704ada1743e1909fc7e0a83af"],"state_sha256":"25e137a7237722535753ead455e7826ceee5fefafb1a3720cd215ad2b8b20102"}