{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:LUFY36MQKCDTJJDYRFXYPFYLK2","short_pith_number":"pith:LUFY36MQ","canonical_record":{"source":{"id":"2111.01572","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2021-11-02T12:59:58Z","cross_cats_sorted":[],"title_canon_sha256":"54f1cb17c7afa3d4121faccdd4e3551d493eed1803b801880e6490926f57d112","abstract_canon_sha256":"bb3078829f5f6e313169e4564b3f900653cbb043aec0369e525085dff0007c23"},"schema_version":"1.0"},"canonical_sha256":"5d0b8df990508734a478896f87970b5694ebed3cefc7a4fe0eb621c7ddb7e100","source":{"kind":"arxiv","id":"2111.01572","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.01572","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"arxiv_version","alias_value":"2111.01572v1","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.01572","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"pith_short_12","alias_value":"LUFY36MQKCDT","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"LUFY36MQKCDTJJDY","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"LUFY36MQ","created_at":"2026-07-05T03:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:LUFY36MQKCDTJJDYRFXYPFYLK2","target":"record","payload":{"canonical_record":{"source":{"id":"2111.01572","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2021-11-02T12:59:58Z","cross_cats_sorted":[],"title_canon_sha256":"54f1cb17c7afa3d4121faccdd4e3551d493eed1803b801880e6490926f57d112","abstract_canon_sha256":"bb3078829f5f6e313169e4564b3f900653cbb043aec0369e525085dff0007c23"},"schema_version":"1.0"},"canonical_sha256":"5d0b8df990508734a478896f87970b5694ebed3cefc7a4fe0eb621c7ddb7e100","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:28:30.349195Z","signature_b64":"vV1+H6fj+3p48pHyJrKZSGYFNvl93555pPfDpDcZG/0e0YlS3NGCL00ukf99eifnjQI8G2C5jNWpU2dRi1B0Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5d0b8df990508734a478896f87970b5694ebed3cefc7a4fe0eb621c7ddb7e100","last_reissued_at":"2026-07-05T03:28:30.348786Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:28:30.348786Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2111.01572","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":"2026-07-05T03:28:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nUe73t4WO71Edq0E73yjMu6T2SkVs1/rEY95K2/9J0arflKadL2UYfJMw+jTiENbO6iXLHW/U3jbkwI9XoEiAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:09:07.976246Z"},"content_sha256":"9fb4ae098e5e88787c6d644550a04bd5cfe81c0d11646da6693ef2cda695114b","schema_version":"1.0","event_id":"sha256:9fb4ae098e5e88787c6d644550a04bd5cfe81c0d11646da6693ef2cda695114b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:LUFY36MQKCDTJJDYRFXYPFYLK2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Silicon Drift Detectors spectroscopic response during the SIDDHARTA-2 Kaonic Helium run at the DA{\\Phi}NE collider","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Alberto Clozza, Alessandro Scordo, Antonio Spallone, Carlo Fiorini, Carlo Guaraldo, Catalina Curceanu, Damir Bosnar, Diana Sirghi, Fabrizio Napolitano, Florin Sirghi, Francesco Sgaramella, Griseld Deda, Hexi Shi, Johann Marton, Johann Zmeskal, Kristian Piscicchia, Luca De Paolis, Magdalena Skurzok, Marco Carminati, Marco Miliucci, Mario Bragadireanu, Marlene T\\\"uchler, Masahiko Iwasaki, Massimiliano Bazzi, Michael Cargnelli, Micha{\\l} Silarski, Mihail Iliescu, Oton Vazquez Doce, Paolo Levi Sandri, Pawe{\\l} Moskal, Pietro King, Raffaele Del Grande, Szymon Nied\\'zwiecki","submitted_at":"2021-11-02T12:59:58Z","abstract_excerpt":"A large-area Silicon Drift Detectors (SDDs) system has been developed by the SIDDHARTA2 collaboration for high precision light kaonic atoms X-ray spectroscopy at the DA{\\Phi}NE collider of Istituto Nazionale di Fisica Nucleare - Laboratori Nazionali di Frascati. The SDDs geometry and electric field configuration, combined with their read-out electronics, make these devices suitable to perform high precision light kaonic atoms spectroscopy measurements in the high background of the DA{\\Phi}NE collider. This work presents the spectroscopic response of the SDDs system during the kaonic helium fir"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.01572","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/2111.01572/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":"2026-07-05T03:28:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gUe/EnBOTEQ3/5mpIJVHqOIn+NdI113xzdqFR9D86R7iiiZ8Hsejys3ZgeeboXfS0PczuyijX3Bt3Pk/Vp+eAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T08:09:07.976648Z"},"content_sha256":"3a26a3eea479930cde97626ade7021d5dd148ac0d36ecf5e9647567cb1aa327c","schema_version":"1.0","event_id":"sha256:3a26a3eea479930cde97626ade7021d5dd148ac0d36ecf5e9647567cb1aa327c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LUFY36MQKCDTJJDYRFXYPFYLK2/bundle.json","state_url":"https://pith.science/pith/LUFY36MQKCDTJJDYRFXYPFYLK2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LUFY36MQKCDTJJDYRFXYPFYLK2/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":"2026-07-07T08:09:07Z","links":{"resolver":"https://pith.science/pith/LUFY36MQKCDTJJDYRFXYPFYLK2","bundle":"https://pith.science/pith/LUFY36MQKCDTJJDYRFXYPFYLK2/bundle.json","state":"https://pith.science/pith/LUFY36MQKCDTJJDYRFXYPFYLK2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LUFY36MQKCDTJJDYRFXYPFYLK2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:LUFY36MQKCDTJJDYRFXYPFYLK2","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":"bb3078829f5f6e313169e4564b3f900653cbb043aec0369e525085dff0007c23","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2021-11-02T12:59:58Z","title_canon_sha256":"54f1cb17c7afa3d4121faccdd4e3551d493eed1803b801880e6490926f57d112"},"schema_version":"1.0","source":{"id":"2111.01572","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2111.01572","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"arxiv_version","alias_value":"2111.01572v1","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2111.01572","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"pith_short_12","alias_value":"LUFY36MQKCDT","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"LUFY36MQKCDTJJDY","created_at":"2026-07-05T03:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"LUFY36MQ","created_at":"2026-07-05T03:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:3a26a3eea479930cde97626ade7021d5dd148ac0d36ecf5e9647567cb1aa327c","target":"graph","created_at":"2026-07-05T03:28:30Z","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/2111.01572/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A large-area Silicon Drift Detectors (SDDs) system has been developed by the SIDDHARTA2 collaboration for high precision light kaonic atoms X-ray spectroscopy at the DA{\\Phi}NE collider of Istituto Nazionale di Fisica Nucleare - Laboratori Nazionali di Frascati. The SDDs geometry and electric field configuration, combined with their read-out electronics, make these devices suitable to perform high precision light kaonic atoms spectroscopy measurements in the high background of the DA{\\Phi}NE collider. This work presents the spectroscopic response of the SDDs system during the kaonic helium fir","authors_text":"Alberto Clozza, Alessandro Scordo, Antonio Spallone, Carlo Fiorini, Carlo Guaraldo, Catalina Curceanu, Damir Bosnar, Diana Sirghi, Fabrizio Napolitano, Florin Sirghi, Francesco Sgaramella, Griseld Deda, Hexi Shi, Johann Marton, Johann Zmeskal, Kristian Piscicchia, Luca De Paolis, Magdalena Skurzok, Marco Carminati, Marco Miliucci, Mario Bragadireanu, Marlene T\\\"uchler, Masahiko Iwasaki, Massimiliano Bazzi, Michael Cargnelli, Micha{\\l} Silarski, Mihail Iliescu, Oton Vazquez Doce, Paolo Levi Sandri, Pawe{\\l} Moskal, Pietro King, Raffaele Del Grande, Szymon Nied\\'zwiecki","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2021-11-02T12:59:58Z","title":"Silicon Drift Detectors spectroscopic response during the SIDDHARTA-2 Kaonic Helium run at the DA{\\Phi}NE collider"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2111.01572","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":"sha256:9fb4ae098e5e88787c6d644550a04bd5cfe81c0d11646da6693ef2cda695114b","target":"record","created_at":"2026-07-05T03:28:30Z","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":"bb3078829f5f6e313169e4564b3f900653cbb043aec0369e525085dff0007c23","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2021-11-02T12:59:58Z","title_canon_sha256":"54f1cb17c7afa3d4121faccdd4e3551d493eed1803b801880e6490926f57d112"},"schema_version":"1.0","source":{"id":"2111.01572","kind":"arxiv","version":1}},"canonical_sha256":"5d0b8df990508734a478896f87970b5694ebed3cefc7a4fe0eb621c7ddb7e100","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5d0b8df990508734a478896f87970b5694ebed3cefc7a4fe0eb621c7ddb7e100","first_computed_at":"2026-07-05T03:28:30.348786Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:28:30.348786Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vV1+H6fj+3p48pHyJrKZSGYFNvl93555pPfDpDcZG/0e0YlS3NGCL00ukf99eifnjQI8G2C5jNWpU2dRi1B0Bg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:28:30.349195Z","signed_message":"canonical_sha256_bytes"},"source_id":"2111.01572","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9fb4ae098e5e88787c6d644550a04bd5cfe81c0d11646da6693ef2cda695114b","sha256:3a26a3eea479930cde97626ade7021d5dd148ac0d36ecf5e9647567cb1aa327c"],"state_sha256":"a5c21bd44c3abc608d9fa1e4cc5c89a2e55587e318501b2af9248f186dda930a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3YNl3Im97l4cXZvb40+KyFon4rfTP8bpWPfYOdMSOnRQmLoHK0Ton+UcA0XCJpeWc4d7HJ6mN5rfC4e8z/U8AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T08:09:07.978581Z","bundle_sha256":"814a7197c5c953da27316b687d2afeee00e324dcf6b61fca4b40da86082dee92"}}