{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:KPAYV4PY5E4NAVETC75RO5UTEY","short_pith_number":"pith:KPAYV4PY","canonical_record":{"source":{"id":"2602.17300","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2026-02-19T12:06:53Z","cross_cats_sorted":["physics.data-an"],"title_canon_sha256":"77c9f06e2d1dbea39eb67356bb91a7202e105202f4b3fe9378b2f8aac69e016f","abstract_canon_sha256":"b155badae7bcb700c1352ef84c61ae66e3cb9b21cc36f42692bb207b9481fe20"},"schema_version":"1.0"},"canonical_sha256":"53c18af1f8e938d0549317fb177693260b08a2c6743fd6f7e6d6c96a3fbc30a3","source":{"kind":"arxiv","id":"2602.17300","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.17300","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"arxiv_version","alias_value":"2602.17300v2","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.17300","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"pith_short_12","alias_value":"KPAYV4PY5E4N","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"pith_short_16","alias_value":"KPAYV4PY5E4NAVET","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"pith_short_8","alias_value":"KPAYV4PY","created_at":"2026-07-15T01:20:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:KPAYV4PY5E4NAVETC75RO5UTEY","target":"record","payload":{"canonical_record":{"source":{"id":"2602.17300","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2026-02-19T12:06:53Z","cross_cats_sorted":["physics.data-an"],"title_canon_sha256":"77c9f06e2d1dbea39eb67356bb91a7202e105202f4b3fe9378b2f8aac69e016f","abstract_canon_sha256":"b155badae7bcb700c1352ef84c61ae66e3cb9b21cc36f42692bb207b9481fe20"},"schema_version":"1.0"},"canonical_sha256":"53c18af1f8e938d0549317fb177693260b08a2c6743fd6f7e6d6c96a3fbc30a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-15T01:20:56.184543Z","signature_b64":"ci2gezNOJOyvuPzvG8kMONza7C53HUi+EyzKyiG4P2lcOGiIlXRnDCd+m6j9cXssMHpZ8MDAlxhJ/tVxQUXKDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"53c18af1f8e938d0549317fb177693260b08a2c6743fd6f7e6d6c96a3fbc30a3","last_reissued_at":"2026-07-15T01:20:56.183576Z","signature_status":"signed_v1","first_computed_at":"2026-07-15T01:20:56.183576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2602.17300","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":"2026-07-15T01:20:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JQJLATNs2Yj5qhQnWoSL0Ip0X7fmPU35inu5sRnC6kgnQELKKy7deL/+X7rntyHZpHhNrnBXIBe2J4+KZMgACA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T20:09:23.769794Z"},"content_sha256":"741a81f04bf09da42133ce6c2649abad57b9f5dc7548cacd7ef31c360e60f669","schema_version":"1.0","event_id":"sha256:741a81f04bf09da42133ce6c2649abad57b9f5dc7548cacd7ef31c360e60f669"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:KPAYV4PY5E4NAVETC75RO5UTEY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lepton and photon energy scale and resolution corrections based on the minimization of an analytical likelihood: IJazZ2.0","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.data-an"],"primary_cat":"hep-ex","authors_text":"F. Couderc, M. \\\"O. Sahin, P.Gaigne","submitted_at":"2026-02-19T12:06:53Z","abstract_excerpt":"We present a novel method to determine lepton energy scale and resolution corrections by means of an analytical likelihood maximization applied to Drell--Yan \\(Z \\to \\ell\\ell\\) events. The approach relies on an exact analytical treatment of the Gaussian energy smearing model, avoiding random-number-based convolution techniques. This formulation results in a fully differentiable likelihood enabling the use of automatic differentiation algorithms, and thus a substantial reduction in computational cost. The method, implemented in the \\ijazz software, allows the simultaneous extraction of scale an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.17300","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2602.17300/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":"2026-07-15T01:20:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pDkTIED4Dm2GPzZiOEiqlOi06kE8WgyLzfWcTUs0FuQlKxYI0yxai3d7/lD52B6Gu4+3qpNR6E0T8Pcx13/iCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T20:09:23.770376Z"},"content_sha256":"df55f09a892f461a487a7c8ee0dcb9b2eb94d3319e72ec3a0e8ce4bac105310d","schema_version":"1.0","event_id":"sha256:df55f09a892f461a487a7c8ee0dcb9b2eb94d3319e72ec3a0e8ce4bac105310d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KPAYV4PY5E4NAVETC75RO5UTEY/bundle.json","state_url":"https://pith.science/pith/KPAYV4PY5E4NAVETC75RO5UTEY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KPAYV4PY5E4NAVETC75RO5UTEY/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":"2026-08-15T20:09:23Z","links":{"resolver":"https://pith.science/pith/KPAYV4PY5E4NAVETC75RO5UTEY","bundle":"https://pith.science/pith/KPAYV4PY5E4NAVETC75RO5UTEY/bundle.json","state":"https://pith.science/pith/KPAYV4PY5E4NAVETC75RO5UTEY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KPAYV4PY5E4NAVETC75RO5UTEY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:KPAYV4PY5E4NAVETC75RO5UTEY","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":"b155badae7bcb700c1352ef84c61ae66e3cb9b21cc36f42692bb207b9481fe20","cross_cats_sorted":["physics.data-an"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2026-02-19T12:06:53Z","title_canon_sha256":"77c9f06e2d1dbea39eb67356bb91a7202e105202f4b3fe9378b2f8aac69e016f"},"schema_version":"1.0","source":{"id":"2602.17300","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2602.17300","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"arxiv_version","alias_value":"2602.17300v2","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2602.17300","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"pith_short_12","alias_value":"KPAYV4PY5E4N","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"pith_short_16","alias_value":"KPAYV4PY5E4NAVET","created_at":"2026-07-15T01:20:56Z"},{"alias_kind":"pith_short_8","alias_value":"KPAYV4PY","created_at":"2026-07-15T01:20:56Z"}],"graph_snapshots":[{"event_id":"sha256:df55f09a892f461a487a7c8ee0dcb9b2eb94d3319e72ec3a0e8ce4bac105310d","target":"graph","created_at":"2026-07-15T01:20:56Z","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/2602.17300/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a novel method to determine lepton energy scale and resolution corrections by means of an analytical likelihood maximization applied to Drell--Yan \\(Z \\to \\ell\\ell\\) events. The approach relies on an exact analytical treatment of the Gaussian energy smearing model, avoiding random-number-based convolution techniques. This formulation results in a fully differentiable likelihood enabling the use of automatic differentiation algorithms, and thus a substantial reduction in computational cost. The method, implemented in the \\ijazz software, allows the simultaneous extraction of scale an","authors_text":"F. Couderc, M. \\\"O. Sahin, P.Gaigne","cross_cats":["physics.data-an"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2026-02-19T12:06:53Z","title":"Lepton and photon energy scale and resolution corrections based on the minimization of an analytical likelihood: IJazZ2.0"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2602.17300","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":"sha256:741a81f04bf09da42133ce6c2649abad57b9f5dc7548cacd7ef31c360e60f669","target":"record","created_at":"2026-07-15T01:20:56Z","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":"b155badae7bcb700c1352ef84c61ae66e3cb9b21cc36f42692bb207b9481fe20","cross_cats_sorted":["physics.data-an"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2026-02-19T12:06:53Z","title_canon_sha256":"77c9f06e2d1dbea39eb67356bb91a7202e105202f4b3fe9378b2f8aac69e016f"},"schema_version":"1.0","source":{"id":"2602.17300","kind":"arxiv","version":2}},"canonical_sha256":"53c18af1f8e938d0549317fb177693260b08a2c6743fd6f7e6d6c96a3fbc30a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"53c18af1f8e938d0549317fb177693260b08a2c6743fd6f7e6d6c96a3fbc30a3","first_computed_at":"2026-07-15T01:20:56.183576Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-15T01:20:56.183576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ci2gezNOJOyvuPzvG8kMONza7C53HUi+EyzKyiG4P2lcOGiIlXRnDCd+m6j9cXssMHpZ8MDAlxhJ/tVxQUXKDg==","signature_status":"signed_v1","signed_at":"2026-07-15T01:20:56.184543Z","signed_message":"canonical_sha256_bytes"},"source_id":"2602.17300","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:741a81f04bf09da42133ce6c2649abad57b9f5dc7548cacd7ef31c360e60f669","sha256:df55f09a892f461a487a7c8ee0dcb9b2eb94d3319e72ec3a0e8ce4bac105310d"],"state_sha256":"341608c74010b74407e7b9b26fcda0b3e9d90e91ac9aa09c79f08858dd54e3c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+o7i89fxHrCEAlzlDWEaGLSB8QKAzJzKeyWWWe84XU9PS4LDi18glOj7OpYPzBeSOqiz5V1gCcgsILFks9hRBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T20:09:23.775533Z","bundle_sha256":"72e357943817af9d0b288a49d75f07bb579ea4f1772998fab935c18045d61d87"}}