{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:TO4IQFGXQ7VRCIUWVW67CWRM7E","short_pith_number":"pith:TO4IQFGX","canonical_record":{"source":{"id":"1112.4606","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-20T08:52:47Z","cross_cats_sorted":[],"title_canon_sha256":"272dfa993697ddec967bd2df4cec15d5039d717899e6bceaff91a0d40ea3ed3d","abstract_canon_sha256":"670cdcbaa2d5a36eb2ca53b50b1dbdc2cd570a9a5fb63d3797ad6a4b972a47c6"},"schema_version":"1.0"},"canonical_sha256":"9bb88814d787eb112296adbdf15a2cf93605858ab24d8f9e48e7666349d15948","source":{"kind":"arxiv","id":"1112.4606","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.4606","created_at":"2026-05-18T04:05:58Z"},{"alias_kind":"arxiv_version","alias_value":"1112.4606v1","created_at":"2026-05-18T04:05:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.4606","created_at":"2026-05-18T04:05:58Z"},{"alias_kind":"pith_short_12","alias_value":"TO4IQFGXQ7VR","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"TO4IQFGXQ7VRCIUW","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"TO4IQFGX","created_at":"2026-05-18T12:26:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:TO4IQFGXQ7VRCIUWVW67CWRM7E","target":"record","payload":{"canonical_record":{"source":{"id":"1112.4606","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-20T08:52:47Z","cross_cats_sorted":[],"title_canon_sha256":"272dfa993697ddec967bd2df4cec15d5039d717899e6bceaff91a0d40ea3ed3d","abstract_canon_sha256":"670cdcbaa2d5a36eb2ca53b50b1dbdc2cd570a9a5fb63d3797ad6a4b972a47c6"},"schema_version":"1.0"},"canonical_sha256":"9bb88814d787eb112296adbdf15a2cf93605858ab24d8f9e48e7666349d15948","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:05:58.421848Z","signature_b64":"vhDErswFCRdlW0wmz2nwHN11FvHmmz8IoayvUt4l3m7N+82uIcHd/lnixwj0nsUe5DJwpqHnUNo+4fVKwQNaAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9bb88814d787eb112296adbdf15a2cf93605858ab24d8f9e48e7666349d15948","last_reissued_at":"2026-05-18T04:05:58.421288Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:05:58.421288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1112.4606","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T04:05:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kfLASBuEmIiCSerpb2YNtzIS+WK9Icq2lX1lSg4Wq0YMKJeCi26cVkbuSkdF59O2xV4PaUXNWlblm3YjaVqLDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:37:39.807351Z"},"content_sha256":"2244e921205f99bc55307d0cfeabf31d2a0c12a347827b338c1df76fa3d08417","schema_version":"1.0","event_id":"sha256:2244e921205f99bc55307d0cfeabf31d2a0c12a347827b338c1df76fa3d08417"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:TO4IQFGXQ7VRCIUWVW67CWRM7E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The top-quark pair production cross section at next-to-next-to-leading logarithmic order","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"C. Schwinn, M. Beneke, P. Falgari, S. Klein","submitted_at":"2011-12-20T08:52:47Z","abstract_excerpt":"We present predictions for the total ttbar production cross section sigma_ttbar at the Tevatron and LHC, which include the resummation of soft logarithms and Coulomb singularities through next-to-next-to-leading logarithmic order, and ttbar bound-state contributions. Resummation effects amount to about 8 % of the next-to-leading order result at Tevatron and about 3 % at LHC with 7 TeV centre-of-mass energy. They lead to a significant reduction of the theoretical uncertainty. With m_t=173.3 GeV, we find sigma_ttbar=7.22^{+0.31+0.71}_{-0.47-0.55} pb at Tevatron and sigma_ttbar=162.6^{+7.4+15.4}_"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.4606","kind":"arxiv","version":1},"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":"2026-05-18T04:05:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WMES+dZ+CagN6l5F/zJPfCsG3nYHZHWw0CETsvDSOl592g8FmLW3Z5zbRWbD+3tO6BCmLDl0UZcKOnjq85q4AA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T02:37:39.807996Z"},"content_sha256":"f972be620c985eb07fa0bccfe930b8fc244f53b1fc6f118aad4abf3ee714467e","schema_version":"1.0","event_id":"sha256:f972be620c985eb07fa0bccfe930b8fc244f53b1fc6f118aad4abf3ee714467e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E/bundle.json","state_url":"https://pith.science/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E/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":"2026-05-26T02:37:39Z","links":{"resolver":"https://pith.science/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E","bundle":"https://pith.science/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E/bundle.json","state":"https://pith.science/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TO4IQFGXQ7VRCIUWVW67CWRM7E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:TO4IQFGXQ7VRCIUWVW67CWRM7E","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":"670cdcbaa2d5a36eb2ca53b50b1dbdc2cd570a9a5fb63d3797ad6a4b972a47c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-20T08:52:47Z","title_canon_sha256":"272dfa993697ddec967bd2df4cec15d5039d717899e6bceaff91a0d40ea3ed3d"},"schema_version":"1.0","source":{"id":"1112.4606","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1112.4606","created_at":"2026-05-18T04:05:58Z"},{"alias_kind":"arxiv_version","alias_value":"1112.4606v1","created_at":"2026-05-18T04:05:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1112.4606","created_at":"2026-05-18T04:05:58Z"},{"alias_kind":"pith_short_12","alias_value":"TO4IQFGXQ7VR","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"TO4IQFGXQ7VRCIUW","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"TO4IQFGX","created_at":"2026-05-18T12:26:42Z"}],"graph_snapshots":[{"event_id":"sha256:f972be620c985eb07fa0bccfe930b8fc244f53b1fc6f118aad4abf3ee714467e","target":"graph","created_at":"2026-05-18T04:05:58Z","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 present predictions for the total ttbar production cross section sigma_ttbar at the Tevatron and LHC, which include the resummation of soft logarithms and Coulomb singularities through next-to-next-to-leading logarithmic order, and ttbar bound-state contributions. Resummation effects amount to about 8 % of the next-to-leading order result at Tevatron and about 3 % at LHC with 7 TeV centre-of-mass energy. They lead to a significant reduction of the theoretical uncertainty. With m_t=173.3 GeV, we find sigma_ttbar=7.22^{+0.31+0.71}_{-0.47-0.55} pb at Tevatron and sigma_ttbar=162.6^{+7.4+15.4}_","authors_text":"C. Schwinn, M. Beneke, P. Falgari, S. Klein","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-20T08:52:47Z","title":"The top-quark pair production cross section at next-to-next-to-leading logarithmic order"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1112.4606","kind":"arxiv","version":1},"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":"sha256:2244e921205f99bc55307d0cfeabf31d2a0c12a347827b338c1df76fa3d08417","target":"record","created_at":"2026-05-18T04:05:58Z","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":"670cdcbaa2d5a36eb2ca53b50b1dbdc2cd570a9a5fb63d3797ad6a4b972a47c6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-12-20T08:52:47Z","title_canon_sha256":"272dfa993697ddec967bd2df4cec15d5039d717899e6bceaff91a0d40ea3ed3d"},"schema_version":"1.0","source":{"id":"1112.4606","kind":"arxiv","version":1}},"canonical_sha256":"9bb88814d787eb112296adbdf15a2cf93605858ab24d8f9e48e7666349d15948","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9bb88814d787eb112296adbdf15a2cf93605858ab24d8f9e48e7666349d15948","first_computed_at":"2026-05-18T04:05:58.421288Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:05:58.421288Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"vhDErswFCRdlW0wmz2nwHN11FvHmmz8IoayvUt4l3m7N+82uIcHd/lnixwj0nsUe5DJwpqHnUNo+4fVKwQNaAw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:05:58.421848Z","signed_message":"canonical_sha256_bytes"},"source_id":"1112.4606","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2244e921205f99bc55307d0cfeabf31d2a0c12a347827b338c1df76fa3d08417","sha256:f972be620c985eb07fa0bccfe930b8fc244f53b1fc6f118aad4abf3ee714467e"],"state_sha256":"830dfba02bdba053dfd7ab1026576a68e8a9cd78e2b603f0f98827ed8d5e106b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kTnwa3+pPr1b7SqzTnuQy379GSQ4qp09iEUau5wl3g3Lf2dOyckjI6atVeFoAoUNuuGsGKfXj/wtiDvg0XPFAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T02:37:39.811741Z","bundle_sha256":"481dc7b74eb31603cb85ff5d0822f44be0b84d08208b42ddd24853abfd2afd09"}}