{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:IMTCTKNTRSQ5A2VI4VCPN7KCUB","short_pith_number":"pith:IMTCTKNT","canonical_record":{"source":{"id":"1603.02303","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2016-03-07T21:24:18Z","cross_cats_sorted":[],"title_canon_sha256":"42be1135b1f87186711880429a257a04b84d7977095d865de490fbcf9964776d","abstract_canon_sha256":"d4d811af18fba78c30c5f8a973c821eb452603253aa1468cc9eeea4a06b2741c"},"schema_version":"1.0"},"canonical_sha256":"432629a9b38ca1d06aa8e544f6fd42a05e8e3afb94baae3c00c3f8f261d4261a","source":{"kind":"arxiv","id":"1603.02303","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02303","created_at":"2026-05-18T01:07:50Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02303v2","created_at":"2026-05-18T01:07:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02303","created_at":"2026-05-18T01:07:50Z"},{"alias_kind":"pith_short_12","alias_value":"IMTCTKNTRSQ5","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IMTCTKNTRSQ5A2VI","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IMTCTKNT","created_at":"2026-05-18T12:30:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:IMTCTKNTRSQ5A2VI4VCPN7KCUB","target":"record","payload":{"canonical_record":{"source":{"id":"1603.02303","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2016-03-07T21:24:18Z","cross_cats_sorted":[],"title_canon_sha256":"42be1135b1f87186711880429a257a04b84d7977095d865de490fbcf9964776d","abstract_canon_sha256":"d4d811af18fba78c30c5f8a973c821eb452603253aa1468cc9eeea4a06b2741c"},"schema_version":"1.0"},"canonical_sha256":"432629a9b38ca1d06aa8e544f6fd42a05e8e3afb94baae3c00c3f8f261d4261a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:50.888809Z","signature_b64":"0N2/PwwBmqrpuW04ayAZX/ADUJTH3+QxbKqLhopkNJgYt1aDml9hubUNaOfrLBmPiJQRZ2N+bDqKUESNwszrDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"432629a9b38ca1d06aa8e544f6fd42a05e8e3afb94baae3c00c3f8f261d4261a","last_reissued_at":"2026-05-18T01:07:50.888361Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:50.888361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1603.02303","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":"2026-05-18T01:07:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hmJQ2kgZ2FwFJfH24SqzEEW3mTCimEJKaPe3X6L8QOi++yEOE14/0/vFhFwnz64rFvKjJ9Py5I6lhUCYWFlrAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T03:55:35.303697Z"},"content_sha256":"9ad79604e350977e8e4da1aec21e1dd77b7dbabe8ce559cd697dc88875a0da8b","schema_version":"1.0","event_id":"sha256:9ad79604e350977e8e4da1aec21e1dd77b7dbabe8ce559cd697dc88875a0da8b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:IMTCTKNTRSQ5A2VI4VCPN7KCUB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of the t-tbar production cross section in the e-mu channel in proton-proton collisions at sqrt(s) = 7 and 8 TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"CMS Collaboration","submitted_at":"2016-03-07T21:24:18Z","abstract_excerpt":"The inclusive cross section for top quark pair production is measured in proton-proton collisions at sqrt(s) = 7 and 8 TeV, corresponding to 5.0 and 19.7 invers-femtobarns, respectively, with the CMS experiment at the LHC. The cross sections are measured in the electron-muon channel using a binned likelihood fit to multi-differential final state distributions related to identified b quark jets and other jets in the event. The measured cross section values are 173.6 +/- 2.1 (stat) +4.5-4.0 (syst) +/- 3.8 (lumi) pb at sqrt(s) = 7 TeV, and 244.9 +/- 1.4 (stat) +6.3-5.5 (syst) +/- 6.4 (lumi) pb at"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02303","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":"2026-05-18T01:07:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YPxwDpfKZg6tXvM5NdCixLp+mOEZBEd5o/3ZF3INVpeZ5xMPuyRI5I+bO3l7TlvOi6oM4Oq5KDMzeFrN5YDkAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T03:55:35.304166Z"},"content_sha256":"4bf40d708129238565625b45ccc6245b6159e4b730748fe657e3b6e620b57735","schema_version":"1.0","event_id":"sha256:4bf40d708129238565625b45ccc6245b6159e4b730748fe657e3b6e620b57735"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB/bundle.json","state_url":"https://pith.science/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB/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":"2026-08-15T03:55:35Z","links":{"resolver":"https://pith.science/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB","bundle":"https://pith.science/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB/bundle.json","state":"https://pith.science/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IMTCTKNTRSQ5A2VI4VCPN7KCUB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:IMTCTKNTRSQ5A2VI4VCPN7KCUB","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":"d4d811af18fba78c30c5f8a973c821eb452603253aa1468cc9eeea4a06b2741c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2016-03-07T21:24:18Z","title_canon_sha256":"42be1135b1f87186711880429a257a04b84d7977095d865de490fbcf9964776d"},"schema_version":"1.0","source":{"id":"1603.02303","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1603.02303","created_at":"2026-05-18T01:07:50Z"},{"alias_kind":"arxiv_version","alias_value":"1603.02303v2","created_at":"2026-05-18T01:07:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.02303","created_at":"2026-05-18T01:07:50Z"},{"alias_kind":"pith_short_12","alias_value":"IMTCTKNTRSQ5","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_16","alias_value":"IMTCTKNTRSQ5A2VI","created_at":"2026-05-18T12:30:22Z"},{"alias_kind":"pith_short_8","alias_value":"IMTCTKNT","created_at":"2026-05-18T12:30:22Z"}],"graph_snapshots":[{"event_id":"sha256:4bf40d708129238565625b45ccc6245b6159e4b730748fe657e3b6e620b57735","target":"graph","created_at":"2026-05-18T01:07:50Z","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 inclusive cross section for top quark pair production is measured in proton-proton collisions at sqrt(s) = 7 and 8 TeV, corresponding to 5.0 and 19.7 invers-femtobarns, respectively, with the CMS experiment at the LHC. The cross sections are measured in the electron-muon channel using a binned likelihood fit to multi-differential final state distributions related to identified b quark jets and other jets in the event. The measured cross section values are 173.6 +/- 2.1 (stat) +4.5-4.0 (syst) +/- 3.8 (lumi) pb at sqrt(s) = 7 TeV, and 244.9 +/- 1.4 (stat) +6.3-5.5 (syst) +/- 6.4 (lumi) pb at","authors_text":"CMS Collaboration","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2016-03-07T21:24:18Z","title":"Measurement of the t-tbar production cross section in the e-mu channel in proton-proton collisions at sqrt(s) = 7 and 8 TeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.02303","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":"sha256:9ad79604e350977e8e4da1aec21e1dd77b7dbabe8ce559cd697dc88875a0da8b","target":"record","created_at":"2026-05-18T01:07:50Z","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":"d4d811af18fba78c30c5f8a973c821eb452603253aa1468cc9eeea4a06b2741c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2016-03-07T21:24:18Z","title_canon_sha256":"42be1135b1f87186711880429a257a04b84d7977095d865de490fbcf9964776d"},"schema_version":"1.0","source":{"id":"1603.02303","kind":"arxiv","version":2}},"canonical_sha256":"432629a9b38ca1d06aa8e544f6fd42a05e8e3afb94baae3c00c3f8f261d4261a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"432629a9b38ca1d06aa8e544f6fd42a05e8e3afb94baae3c00c3f8f261d4261a","first_computed_at":"2026-05-18T01:07:50.888361Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:07:50.888361Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0N2/PwwBmqrpuW04ayAZX/ADUJTH3+QxbKqLhopkNJgYt1aDml9hubUNaOfrLBmPiJQRZ2N+bDqKUESNwszrDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:07:50.888809Z","signed_message":"canonical_sha256_bytes"},"source_id":"1603.02303","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9ad79604e350977e8e4da1aec21e1dd77b7dbabe8ce559cd697dc88875a0da8b","sha256:4bf40d708129238565625b45ccc6245b6159e4b730748fe657e3b6e620b57735"],"state_sha256":"af940c1574074ac883ea6463e7c3022712d556d06fb5d596f557c1d013039fa4"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wFi2F77kvBNse2uFScH1hE0DGFuRWaFduQHswsb/XY7AuGHLWjCox3mRCeyBvcWb79HPTnLaxRIfVY6PbTOwCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T03:55:35.308175Z","bundle_sha256":"41a63c1624f92ac8b358112f66aadf9b13b0631ad463163c7f743b9439a7bb7d"}}