{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:2ZPXP5MOK7KFW5DGBDAOL72KOS","short_pith_number":"pith:2ZPXP5MO","canonical_record":{"source":{"id":"2003.06467","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2020-03-13T20:00:33Z","cross_cats_sorted":[],"title_canon_sha256":"055d3364690bb83a8d67de61d37c37e6250cc6ea43fe877cea0a8dcccaf94d7c","abstract_canon_sha256":"fd53619223a22250dde235dc60aeb470ce60ca07aba9829b3cecf0ddd015b3df"},"schema_version":"1.0"},"canonical_sha256":"d65f77f58e57d45b746608c0e5ff4a74b0a3197661bdc671437fe911f896436d","source":{"kind":"arxiv","id":"2003.06467","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.06467","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"arxiv_version","alias_value":"2003.06467v2","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.06467","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"pith_short_12","alias_value":"2ZPXP5MOK7KF","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"pith_short_16","alias_value":"2ZPXP5MOK7KFW5DG","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"pith_short_8","alias_value":"2ZPXP5MO","created_at":"2026-07-05T01:22:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:2ZPXP5MOK7KFW5DGBDAOL72KOS","target":"record","payload":{"canonical_record":{"source":{"id":"2003.06467","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2020-03-13T20:00:33Z","cross_cats_sorted":[],"title_canon_sha256":"055d3364690bb83a8d67de61d37c37e6250cc6ea43fe877cea0a8dcccaf94d7c","abstract_canon_sha256":"fd53619223a22250dde235dc60aeb470ce60ca07aba9829b3cecf0ddd015b3df"},"schema_version":"1.0"},"canonical_sha256":"d65f77f58e57d45b746608c0e5ff4a74b0a3197661bdc671437fe911f896436d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:22:16.420574Z","signature_b64":"2WXILtsOYB18Fb/VjwgnU2lD/0n614mhE5P4AWKewMaQpgYsUyFy58MznHCL/K4/0MMHjGYFXVObCxhTUEvUBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d65f77f58e57d45b746608c0e5ff4a74b0a3197661bdc671437fe911f896436d","last_reissued_at":"2026-07-05T01:22:16.420159Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:22:16.420159Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2003.06467","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":"2026-07-05T01:22:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LRISjjfNoDXY/+ep7bMulqEXA1ZWjbWWr/Hz2SLcki2QfQzFsUE3eO4K3H17P2wAg4iYnOVQK93cC/WGTFjiAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:12:55.041947Z"},"content_sha256":"891779fde0f9214ce816d2bd36b384e24ec0c915ac7a4e98e1ab9479349af25c","schema_version":"1.0","event_id":"sha256:891779fde0f9214ce816d2bd36b384e24ec0c915ac7a4e98e1ab9479349af25c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:2ZPXP5MOK7KFW5DGBDAOL72KOS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Measurement of the cross section for $\\text{t}\\bar{\\text{t}}$ production with additional jets and b jets in pp collisions at $\\sqrt{s} =$ 13 TeV","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"hep-ex","authors_text":"CMS Collaboration","submitted_at":"2020-03-13T20:00:33Z","abstract_excerpt":"Measurements of the cross section for the production of top quark pairs in association with a pair of jets from bottom quarks ($\\sigma_\\mathrm{t\\bar{t}b\\bar{b}}$) and in association with a pair of jets from quarks of any flavor or gluons ($\\sigma_\\mathrm{t\\bar{t}jj}$) and their ratio are presented. The data were collected in proton-proton collisions at a center-of-mass energy of 13 TeV by the CMS experiment at the LHC in 2016 and correspond to an integrated luminosity of 35.9 fb$^{-1}$. The measurements are performed in a fiducial phase space and extrapolated to the full phase space, separatel"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.06467","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2003.06467/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T01:22:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fTmDyWmFzi2Ey+Ccu5HAVUihvK0o667NWWGwC8t5zDwTAUHUbxKSchKJoYH+FQF27wa+bvAXJ0WgP8SP9gtKBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T23:12:55.042517Z"},"content_sha256":"1ffe02bd701c313cfd5ce3d75424d11b3eea1874e10cb66034ba5d50202631c4","schema_version":"1.0","event_id":"sha256:1ffe02bd701c313cfd5ce3d75424d11b3eea1874e10cb66034ba5d50202631c4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS/bundle.json","state_url":"https://pith.science/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS/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":"2026-08-12T23:12:55Z","links":{"resolver":"https://pith.science/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS","bundle":"https://pith.science/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS/bundle.json","state":"https://pith.science/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2ZPXP5MOK7KFW5DGBDAOL72KOS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:2ZPXP5MOK7KFW5DGBDAOL72KOS","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":"fd53619223a22250dde235dc60aeb470ce60ca07aba9829b3cecf0ddd015b3df","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2020-03-13T20:00:33Z","title_canon_sha256":"055d3364690bb83a8d67de61d37c37e6250cc6ea43fe877cea0a8dcccaf94d7c"},"schema_version":"1.0","source":{"id":"2003.06467","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2003.06467","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"arxiv_version","alias_value":"2003.06467v2","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2003.06467","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"pith_short_12","alias_value":"2ZPXP5MOK7KF","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"pith_short_16","alias_value":"2ZPXP5MOK7KFW5DG","created_at":"2026-07-05T01:22:16Z"},{"alias_kind":"pith_short_8","alias_value":"2ZPXP5MO","created_at":"2026-07-05T01:22:16Z"}],"graph_snapshots":[{"event_id":"sha256:1ffe02bd701c313cfd5ce3d75424d11b3eea1874e10cb66034ba5d50202631c4","target":"graph","created_at":"2026-07-05T01:22:16Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2003.06467/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Measurements of the cross section for the production of top quark pairs in association with a pair of jets from bottom quarks ($\\sigma_\\mathrm{t\\bar{t}b\\bar{b}}$) and in association with a pair of jets from quarks of any flavor or gluons ($\\sigma_\\mathrm{t\\bar{t}jj}$) and their ratio are presented. The data were collected in proton-proton collisions at a center-of-mass energy of 13 TeV by the CMS experiment at the LHC in 2016 and correspond to an integrated luminosity of 35.9 fb$^{-1}$. The measurements are performed in a fiducial phase space and extrapolated to the full phase space, separatel","authors_text":"CMS Collaboration","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2020-03-13T20:00:33Z","title":"Measurement of the cross section for $\\text{t}\\bar{\\text{t}}$ production with additional jets and b jets in pp collisions at $\\sqrt{s} =$ 13 TeV"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2003.06467","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":"sha256:891779fde0f9214ce816d2bd36b384e24ec0c915ac7a4e98e1ab9479349af25c","target":"record","created_at":"2026-07-05T01:22:16Z","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":"fd53619223a22250dde235dc60aeb470ce60ca07aba9829b3cecf0ddd015b3df","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"hep-ex","submitted_at":"2020-03-13T20:00:33Z","title_canon_sha256":"055d3364690bb83a8d67de61d37c37e6250cc6ea43fe877cea0a8dcccaf94d7c"},"schema_version":"1.0","source":{"id":"2003.06467","kind":"arxiv","version":2}},"canonical_sha256":"d65f77f58e57d45b746608c0e5ff4a74b0a3197661bdc671437fe911f896436d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d65f77f58e57d45b746608c0e5ff4a74b0a3197661bdc671437fe911f896436d","first_computed_at":"2026-07-05T01:22:16.420159Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:22:16.420159Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2WXILtsOYB18Fb/VjwgnU2lD/0n614mhE5P4AWKewMaQpgYsUyFy58MznHCL/K4/0MMHjGYFXVObCxhTUEvUBg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:22:16.420574Z","signed_message":"canonical_sha256_bytes"},"source_id":"2003.06467","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:891779fde0f9214ce816d2bd36b384e24ec0c915ac7a4e98e1ab9479349af25c","sha256:1ffe02bd701c313cfd5ce3d75424d11b3eea1874e10cb66034ba5d50202631c4"],"state_sha256":"63e5bd5fc162742e2c57652549da75e387ce581aedda19cdc611e983e5e55911"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aqBoK7ffZ0JO6zk2alCNZnUjC/9Xqx5y6x3ATu8VRY3Hb1B5+mYMsrzT91h/1+7O/xF9VNhzj4umGXN5yb/yAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T23:12:55.053313Z","bundle_sha256":"b145035dcbf46b089d6a3d256cc24e4cbc94690eab04243e804b244b7f9eaee2"}}