{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:CZVG7TVPDYPT7KOHW4NAJWIUTJ","short_pith_number":"pith:CZVG7TVP","canonical_record":{"source":{"id":"1201.2423","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-01-11T21:17:42Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"248d355dbae03efabe09aa80a4b951bc52ab7bbe2e0c90ee1b53e0d48ceb4e4d","abstract_canon_sha256":"ef0419244845b54a0ebe57dee5953e5524adf9ce1859abacbe94623415991441"},"schema_version":"1.0"},"canonical_sha256":"166a6fceaf1e1f3fa9c7b71a04d9149a5d75ce77c715b473e13685504ae01e8b","source":{"kind":"arxiv","id":"1201.2423","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.2423","created_at":"2026-05-18T00:34:16Z"},{"alias_kind":"arxiv_version","alias_value":"1201.2423v2","created_at":"2026-05-18T00:34:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.2423","created_at":"2026-05-18T00:34:16Z"},{"alias_kind":"pith_short_12","alias_value":"CZVG7TVPDYPT","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CZVG7TVPDYPT7KOH","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CZVG7TVP","created_at":"2026-05-18T12:27:01Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:CZVG7TVPDYPT7KOHW4NAJWIUTJ","target":"record","payload":{"canonical_record":{"source":{"id":"1201.2423","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-01-11T21:17:42Z","cross_cats_sorted":["nucl-ex"],"title_canon_sha256":"248d355dbae03efabe09aa80a4b951bc52ab7bbe2e0c90ee1b53e0d48ceb4e4d","abstract_canon_sha256":"ef0419244845b54a0ebe57dee5953e5524adf9ce1859abacbe94623415991441"},"schema_version":"1.0"},"canonical_sha256":"166a6fceaf1e1f3fa9c7b71a04d9149a5d75ce77c715b473e13685504ae01e8b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:34:16.446949Z","signature_b64":"0Tw5YqqFP4xG16uoMkXi451nvyyioUWESA1ZLPKJGJn8XVlV9uXUiMi7y74TEQNa2Y4x2KUtJmGIHwXjaf1FDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"166a6fceaf1e1f3fa9c7b71a04d9149a5d75ce77c715b473e13685504ae01e8b","last_reissued_at":"2026-05-18T00:34:16.446305Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:34:16.446305Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1201.2423","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":"2026-05-18T00:34:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wykoAww6oHmSk8v2KNVGC/8Hsk3j3dqGDGAqZxOvBsFH8k8E7s3npg7ms85VdcpR4rKRQ9r3vb4TsNBWj3h4Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T21:09:16.348459Z"},"content_sha256":"1c7c3b77ceaa7dd46d53c8e56b0cb8dd9175773296c77697f0c29cc2997ce957","schema_version":"1.0","event_id":"sha256:1c7c3b77ceaa7dd46d53c8e56b0cb8dd9175773296c77697f0c29cc2997ce957"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:CZVG7TVPDYPT7KOHW4NAJWIUTJ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of event background fluctuations for charged particle jet reconstruction in Pb-Pb collisions at $\\sqrt{s_{\\rm NN}} = 2.76$ TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-ex"],"primary_cat":"hep-ex","authors_text":"ALICE Collaboration","submitted_at":"2012-01-11T21:17:42Z","abstract_excerpt":"The effect of event background fluctuations on charged particle jet reconstruction in Pb-Pb collisions at $\\sqrt{s_{\\rm NN}} = 2.76$ TeV has been measured with the ALICE experiment. The main sources of non-statistical fluctuations are characterized based purely on experimental data with an unbiased method, as well as by using single high $p_{\\rm T}$ particles and simulated jets embedded into real Pb-Pb events and reconstructed with the anti-$k_{\\rm T}$ jet finder. The influence of a low transverse momentum cut-off on particles used in the jet reconstruction is quantified by varying the minimum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.2423","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":"2026-05-18T00:34:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xavQv51f4FKsGEMvWrpgVPpB/3CplTZ4WHc++EAgpLZ8J9KZtrrBZ4nhen4W/7Epihl3bhYKXFkd7+f8MzyxBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-23T21:09:16.349060Z"},"content_sha256":"588e8c76098a1cf4e06581b9076594d6281f3b6e05beb62b6091f088c8250d1d","schema_version":"1.0","event_id":"sha256:588e8c76098a1cf4e06581b9076594d6281f3b6e05beb62b6091f088c8250d1d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ/bundle.json","state_url":"https://pith.science/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ/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":"2026-05-23T21:09:16Z","links":{"resolver":"https://pith.science/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ","bundle":"https://pith.science/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ/bundle.json","state":"https://pith.science/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CZVG7TVPDYPT7KOHW4NAJWIUTJ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:CZVG7TVPDYPT7KOHW4NAJWIUTJ","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":"ef0419244845b54a0ebe57dee5953e5524adf9ce1859abacbe94623415991441","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-01-11T21:17:42Z","title_canon_sha256":"248d355dbae03efabe09aa80a4b951bc52ab7bbe2e0c90ee1b53e0d48ceb4e4d"},"schema_version":"1.0","source":{"id":"1201.2423","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1201.2423","created_at":"2026-05-18T00:34:16Z"},{"alias_kind":"arxiv_version","alias_value":"1201.2423v2","created_at":"2026-05-18T00:34:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1201.2423","created_at":"2026-05-18T00:34:16Z"},{"alias_kind":"pith_short_12","alias_value":"CZVG7TVPDYPT","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_16","alias_value":"CZVG7TVPDYPT7KOH","created_at":"2026-05-18T12:27:01Z"},{"alias_kind":"pith_short_8","alias_value":"CZVG7TVP","created_at":"2026-05-18T12:27:01Z"}],"graph_snapshots":[{"event_id":"sha256:588e8c76098a1cf4e06581b9076594d6281f3b6e05beb62b6091f088c8250d1d","target":"graph","created_at":"2026-05-18T00:34:16Z","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":"The effect of event background fluctuations on charged particle jet reconstruction in Pb-Pb collisions at $\\sqrt{s_{\\rm NN}} = 2.76$ TeV has been measured with the ALICE experiment. The main sources of non-statistical fluctuations are characterized based purely on experimental data with an unbiased method, as well as by using single high $p_{\\rm T}$ particles and simulated jets embedded into real Pb-Pb events and reconstructed with the anti-$k_{\\rm T}$ jet finder. The influence of a low transverse momentum cut-off on particles used in the jet reconstruction is quantified by varying the minimum","authors_text":"ALICE Collaboration","cross_cats":["nucl-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-01-11T21:17:42Z","title":"Measurement of event background fluctuations for charged particle jet reconstruction in Pb-Pb collisions at $\\sqrt{s_{\\rm NN}} = 2.76$ TeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1201.2423","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":"sha256:1c7c3b77ceaa7dd46d53c8e56b0cb8dd9175773296c77697f0c29cc2997ce957","target":"record","created_at":"2026-05-18T00:34:16Z","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":"ef0419244845b54a0ebe57dee5953e5524adf9ce1859abacbe94623415991441","cross_cats_sorted":["nucl-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2012-01-11T21:17:42Z","title_canon_sha256":"248d355dbae03efabe09aa80a4b951bc52ab7bbe2e0c90ee1b53e0d48ceb4e4d"},"schema_version":"1.0","source":{"id":"1201.2423","kind":"arxiv","version":2}},"canonical_sha256":"166a6fceaf1e1f3fa9c7b71a04d9149a5d75ce77c715b473e13685504ae01e8b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"166a6fceaf1e1f3fa9c7b71a04d9149a5d75ce77c715b473e13685504ae01e8b","first_computed_at":"2026-05-18T00:34:16.446305Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:34:16.446305Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0Tw5YqqFP4xG16uoMkXi451nvyyioUWESA1ZLPKJGJn8XVlV9uXUiMi7y74TEQNa2Y4x2KUtJmGIHwXjaf1FDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:34:16.446949Z","signed_message":"canonical_sha256_bytes"},"source_id":"1201.2423","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1c7c3b77ceaa7dd46d53c8e56b0cb8dd9175773296c77697f0c29cc2997ce957","sha256:588e8c76098a1cf4e06581b9076594d6281f3b6e05beb62b6091f088c8250d1d"],"state_sha256":"1bc3026824cbb76862c9cf03dd134616de104f9d9b1e2d33b847ffc50d4b59bf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s9Rfr2GOSsuElNnGvgUZyUDVtYc+Ju0klnJS4PR5xRm7S3S/2cRs7E8ZBhXaN7vepfWk3S6Ov1+tZ9nwaWB/AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-23T21:09:16.351762Z","bundle_sha256":"47d4d71057433d511b94ea86aa9af408b7761dad7d162930369e6992fefc10bc"}}