{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:4KDTGCLVVGNFKOR6O6GFY2MR6Z","short_pith_number":"pith:4KDTGCLV","canonical_record":{"source":{"id":"1606.09592","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-06-30T17:59:48Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"5cde3ca0d7460ee697295a3cb71375ed696192d8e7f1689c03ca28447a391357","abstract_canon_sha256":"c8c6d6f2769a1065ca810d77e9eec661cc1e76dc5007dacc1b219ddf7afd1ad7"},"schema_version":"1.0"},"canonical_sha256":"e287330975a99a553a3e778c5c6991f674e2ac28c269bf34f1b50e897e2c901e","source":{"kind":"arxiv","id":"1606.09592","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.09592","created_at":"2026-05-18T01:10:02Z"},{"alias_kind":"arxiv_version","alias_value":"1606.09592v2","created_at":"2026-05-18T01:10:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.09592","created_at":"2026-05-18T01:10:02Z"},{"alias_kind":"pith_short_12","alias_value":"4KDTGCLVVGNF","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4KDTGCLVVGNFKOR6","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4KDTGCLV","created_at":"2026-05-18T12:29:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:4KDTGCLVVGNFKOR6O6GFY2MR6Z","target":"record","payload":{"canonical_record":{"source":{"id":"1606.09592","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-06-30T17:59:48Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"5cde3ca0d7460ee697295a3cb71375ed696192d8e7f1689c03ca28447a391357","abstract_canon_sha256":"c8c6d6f2769a1065ca810d77e9eec661cc1e76dc5007dacc1b219ddf7afd1ad7"},"schema_version":"1.0"},"canonical_sha256":"e287330975a99a553a3e778c5c6991f674e2ac28c269bf34f1b50e897e2c901e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:10:02.008053Z","signature_b64":"rTdO2HIkAftwfaeX8gjY1fRESk0m++ec+Byt6mrisSur+/K9avGGAH09mkrnnb93CCJINIxQT/9ZmQTVlpXnBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e287330975a99a553a3e778c5c6991f674e2ac28c269bf34f1b50e897e2c901e","last_reissued_at":"2026-05-18T01:10:02.007409Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:10:02.007409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.09592","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":"2026-05-18T01:10:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TLA8aOM8rGhs/ixKSc+TAY/kPq5ZsXfhnTYNIZaj/vTzQBltNs0idevenh2vssTYb1mS3pc5CqiT0IsaNDBQAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T06:34:16.205489Z"},"content_sha256":"68985e57678212205ca9772b45e0db82d335047a18fc4c9179a072a9f1d59f1e","schema_version":"1.0","event_id":"sha256:68985e57678212205ca9772b45e0db82d335047a18fc4c9179a072a9f1d59f1e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:4KDTGCLVVGNFKOR6O6GFY2MR6Z","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Features in the Standard Model diphoton background","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"Alexey Boyarsky, Kyrylo Bondarenko, Mikhail Shaposhnikov, Oleg Ruchayskiy","submitted_at":"2016-06-30T17:59:48Z","abstract_excerpt":"We argue that electromagnetic decays of energetic unflavoured neutral mesons, notably $\\eta$, mis-identified as single photons due to granularity of the electromagnetic calorimeter might create bump-like features in the diphoton invariant mass spectrum at different energies, including 750 GeV. We discuss what kind of additional analysis can exclude or confirm this hypothesis."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.09592","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":""},"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":"2026-05-18T01:10:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KKnfUx+9OtwdFkIEL1Lh16p4xJPgsMfV8aiEuW/jjYQsIkr3AVtyNXgDDjIpZoIxNaMmYrbNr+TuA/kBCofUCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T06:34:16.206196Z"},"content_sha256":"acc79c5bf4447878f14a71164ac9256a25d66395c42b056ab42783623276ba67","schema_version":"1.0","event_id":"sha256:acc79c5bf4447878f14a71164ac9256a25d66395c42b056ab42783623276ba67"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z/bundle.json","state_url":"https://pith.science/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z/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":"2026-05-25T06:34:16Z","links":{"resolver":"https://pith.science/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z","bundle":"https://pith.science/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z/bundle.json","state":"https://pith.science/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4KDTGCLVVGNFKOR6O6GFY2MR6Z/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:4KDTGCLVVGNFKOR6O6GFY2MR6Z","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":"c8c6d6f2769a1065ca810d77e9eec661cc1e76dc5007dacc1b219ddf7afd1ad7","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-06-30T17:59:48Z","title_canon_sha256":"5cde3ca0d7460ee697295a3cb71375ed696192d8e7f1689c03ca28447a391357"},"schema_version":"1.0","source":{"id":"1606.09592","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.09592","created_at":"2026-05-18T01:10:02Z"},{"alias_kind":"arxiv_version","alias_value":"1606.09592v2","created_at":"2026-05-18T01:10:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.09592","created_at":"2026-05-18T01:10:02Z"},{"alias_kind":"pith_short_12","alias_value":"4KDTGCLVVGNF","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_16","alias_value":"4KDTGCLVVGNFKOR6","created_at":"2026-05-18T12:29:58Z"},{"alias_kind":"pith_short_8","alias_value":"4KDTGCLV","created_at":"2026-05-18T12:29:58Z"}],"graph_snapshots":[{"event_id":"sha256:acc79c5bf4447878f14a71164ac9256a25d66395c42b056ab42783623276ba67","target":"graph","created_at":"2026-05-18T01:10:02Z","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":"We argue that electromagnetic decays of energetic unflavoured neutral mesons, notably $\\eta$, mis-identified as single photons due to granularity of the electromagnetic calorimeter might create bump-like features in the diphoton invariant mass spectrum at different energies, including 750 GeV. We discuss what kind of additional analysis can exclude or confirm this hypothesis.","authors_text":"Alexey Boyarsky, Kyrylo Bondarenko, Mikhail Shaposhnikov, Oleg Ruchayskiy","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-06-30T17:59:48Z","title":"Features in the Standard Model diphoton background"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.09592","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":"sha256:68985e57678212205ca9772b45e0db82d335047a18fc4c9179a072a9f1d59f1e","target":"record","created_at":"2026-05-18T01:10:02Z","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":"c8c6d6f2769a1065ca810d77e9eec661cc1e76dc5007dacc1b219ddf7afd1ad7","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-06-30T17:59:48Z","title_canon_sha256":"5cde3ca0d7460ee697295a3cb71375ed696192d8e7f1689c03ca28447a391357"},"schema_version":"1.0","source":{"id":"1606.09592","kind":"arxiv","version":2}},"canonical_sha256":"e287330975a99a553a3e778c5c6991f674e2ac28c269bf34f1b50e897e2c901e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e287330975a99a553a3e778c5c6991f674e2ac28c269bf34f1b50e897e2c901e","first_computed_at":"2026-05-18T01:10:02.007409Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:10:02.007409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"rTdO2HIkAftwfaeX8gjY1fRESk0m++ec+Byt6mrisSur+/K9avGGAH09mkrnnb93CCJINIxQT/9ZmQTVlpXnBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:10:02.008053Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.09592","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:68985e57678212205ca9772b45e0db82d335047a18fc4c9179a072a9f1d59f1e","sha256:acc79c5bf4447878f14a71164ac9256a25d66395c42b056ab42783623276ba67"],"state_sha256":"c1ea9b5e1513a0f9e50c3025181af3076e1cecb725e87fd5c95b464dd885917c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sdAt8Q6lTU7ORTgW9inZxYGzZMctEhGHAjSWTNqEfuEsyk0X8H8i5WuWxyPJsofwOTSNR/Y6CgCnek+Ko6neBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T06:34:16.209401Z","bundle_sha256":"3c99200d6946359de149429a2e1632831d41abfd482b3eb979d7aea95a45d423"}}