{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:HAE3FSIAO6YCGYFWRKSHNV76ZF","short_pith_number":"pith:HAE3FSIA","canonical_record":{"source":{"id":"1311.3924","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-11-15T17:01:27Z","cross_cats_sorted":[],"title_canon_sha256":"0a5638d631196ac1ab63b1eb3d0df544a66497ef811e74384846de59a183876e","abstract_canon_sha256":"14ac038bd2af4e09929742f4e4c5d369eb24973d2b4c20b9cb9a84c720b7aa49"},"schema_version":"1.0"},"canonical_sha256":"3809b2c90077b02360b68aa476d7fec95f4bd2c3027703d939a6718859304ecd","source":{"kind":"arxiv","id":"1311.3924","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.3924","created_at":"2026-05-18T02:52:34Z"},{"alias_kind":"arxiv_version","alias_value":"1311.3924v2","created_at":"2026-05-18T02:52:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.3924","created_at":"2026-05-18T02:52:34Z"},{"alias_kind":"pith_short_12","alias_value":"HAE3FSIAO6YC","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HAE3FSIAO6YCGYFW","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HAE3FSIA","created_at":"2026-05-18T12:27:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:HAE3FSIAO6YCGYFWRKSHNV76ZF","target":"record","payload":{"canonical_record":{"source":{"id":"1311.3924","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-11-15T17:01:27Z","cross_cats_sorted":[],"title_canon_sha256":"0a5638d631196ac1ab63b1eb3d0df544a66497ef811e74384846de59a183876e","abstract_canon_sha256":"14ac038bd2af4e09929742f4e4c5d369eb24973d2b4c20b9cb9a84c720b7aa49"},"schema_version":"1.0"},"canonical_sha256":"3809b2c90077b02360b68aa476d7fec95f4bd2c3027703d939a6718859304ecd","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:52:34.268540Z","signature_b64":"LZWh3WsCxBw31HoQYhpfDEgmPIqlL1GYHhsoCeKKYy5c5YZWgjm8Wd2IwIusE5WkKxOFG+L/fDzAzcb6ANqzAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3809b2c90077b02360b68aa476d7fec95f4bd2c3027703d939a6718859304ecd","last_reissued_at":"2026-05-18T02:52:34.267710Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:52:34.267710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.3924","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":"2026-05-18T02:52:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rvY02jdPi3KNSJ6k+JiPjNRSIhNHn7FV5EL1rRndXvXeKH23AM4PIhGMHdm5LsV4o4vqDSO81VAemyq3rMvDAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T07:20:33.475888Z"},"content_sha256":"2c61af145f8eb3accea431bc2669be8295fd5b56615be45dc33430350882a294","schema_version":"1.0","event_id":"sha256:2c61af145f8eb3accea431bc2669be8295fd5b56615be45dc33430350882a294"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:HAE3FSIAO6YCGYFWRKSHNV76ZF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurements of t t-bar spin correlations and top-quark polarization using dilepton final states in pp collisions at sqrt(s) = 7 TeV","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"CMS Collaboration","submitted_at":"2013-11-15T17:01:27Z","abstract_excerpt":"Spin correlations in the top quark-antiquark system and the polarization of the top quark are measured using dilepton final states produced in pp collisions at the LHC at sqrt(s) = 7 TeV. The data correspond to an integrated luminosity of 5.0 inverse femtobarns collected with the CMS detector. The measurements are performed using events with two oppositely charged leptons (electrons or muons), a significant imbalance in transverse momentum, and two or more jets, where at least one of the jets is identified as originating from a b quark. The spin correlations and polarization are measured throu"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.3924","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":"2026-05-18T02:52:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gmjmBA2RtihUyiH/AE5Ng9Ycav2fL6p08yZregNJ64BzflxPPNwO8kHfb1QO+XFI2knW+25KqsUvThU0VSu7BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T07:20:33.476228Z"},"content_sha256":"6bdeb339944886d0ede1fca176464c830d433dcef31fd0de7ad419e9037c987c","schema_version":"1.0","event_id":"sha256:6bdeb339944886d0ede1fca176464c830d433dcef31fd0de7ad419e9037c987c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF/bundle.json","state_url":"https://pith.science/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF/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":"2026-06-30T07:20:33Z","links":{"resolver":"https://pith.science/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF","bundle":"https://pith.science/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF/bundle.json","state":"https://pith.science/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HAE3FSIAO6YCGYFWRKSHNV76ZF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:HAE3FSIAO6YCGYFWRKSHNV76ZF","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":"14ac038bd2af4e09929742f4e4c5d369eb24973d2b4c20b9cb9a84c720b7aa49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-11-15T17:01:27Z","title_canon_sha256":"0a5638d631196ac1ab63b1eb3d0df544a66497ef811e74384846de59a183876e"},"schema_version":"1.0","source":{"id":"1311.3924","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.3924","created_at":"2026-05-18T02:52:34Z"},{"alias_kind":"arxiv_version","alias_value":"1311.3924v2","created_at":"2026-05-18T02:52:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.3924","created_at":"2026-05-18T02:52:34Z"},{"alias_kind":"pith_short_12","alias_value":"HAE3FSIAO6YC","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_16","alias_value":"HAE3FSIAO6YCGYFW","created_at":"2026-05-18T12:27:46Z"},{"alias_kind":"pith_short_8","alias_value":"HAE3FSIA","created_at":"2026-05-18T12:27:46Z"}],"graph_snapshots":[{"event_id":"sha256:6bdeb339944886d0ede1fca176464c830d433dcef31fd0de7ad419e9037c987c","target":"graph","created_at":"2026-05-18T02:52:34Z","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":"Spin correlations in the top quark-antiquark system and the polarization of the top quark are measured using dilepton final states produced in pp collisions at the LHC at sqrt(s) = 7 TeV. The data correspond to an integrated luminosity of 5.0 inverse femtobarns collected with the CMS detector. The measurements are performed using events with two oppositely charged leptons (electrons or muons), a significant imbalance in transverse momentum, and two or more jets, where at least one of the jets is identified as originating from a b quark. The spin correlations and polarization are measured throu","authors_text":"CMS Collaboration","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-11-15T17:01:27Z","title":"Measurements of t t-bar spin correlations and top-quark polarization using dilepton final states in pp collisions at sqrt(s) = 7 TeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.3924","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":"sha256:2c61af145f8eb3accea431bc2669be8295fd5b56615be45dc33430350882a294","target":"record","created_at":"2026-05-18T02:52:34Z","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":"14ac038bd2af4e09929742f4e4c5d369eb24973d2b4c20b9cb9a84c720b7aa49","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2013-11-15T17:01:27Z","title_canon_sha256":"0a5638d631196ac1ab63b1eb3d0df544a66497ef811e74384846de59a183876e"},"schema_version":"1.0","source":{"id":"1311.3924","kind":"arxiv","version":2}},"canonical_sha256":"3809b2c90077b02360b68aa476d7fec95f4bd2c3027703d939a6718859304ecd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3809b2c90077b02360b68aa476d7fec95f4bd2c3027703d939a6718859304ecd","first_computed_at":"2026-05-18T02:52:34.267710Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:52:34.267710Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LZWh3WsCxBw31HoQYhpfDEgmPIqlL1GYHhsoCeKKYy5c5YZWgjm8Wd2IwIusE5WkKxOFG+L/fDzAzcb6ANqzAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:52:34.268540Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.3924","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2c61af145f8eb3accea431bc2669be8295fd5b56615be45dc33430350882a294","sha256:6bdeb339944886d0ede1fca176464c830d433dcef31fd0de7ad419e9037c987c"],"state_sha256":"80c8916942384e3c3c0304449cea064caae800c949bccbafb7fbc7d871cc9f8e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NBcTRg0myCfV9a8ev5DBOD5Al2y2zwo2AWQnhYG4qdcUEu9jEmJIityxPuNEtjx2qSrlLy+S4SzAaECGWJB1AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T07:20:33.478368Z","bundle_sha256":"06eb1195a9bf3a2e729cf39b50785a8ea298b0a33d9a31863d2fe831f4dd78d4"}}