{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:UTANQPEV4EEEYSETN7UU73RA34","short_pith_number":"pith:UTANQPEV","canonical_record":{"source":{"id":"1108.0670","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-02T20:00:23Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"d6522503d2801b23cf9ccd3041d9538b0663fb1fe0311add06f82749d6ae1269","abstract_canon_sha256":"dc470fba009c985a2bf32d949642f74990a95e2916b1d645247ea9a16519bfe7"},"schema_version":"1.0"},"canonical_sha256":"a4c0d83c95e1084c48936fe94fee20df1ccbb28accfc78c862782e839fd34f44","source":{"kind":"arxiv","id":"1108.0670","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0670","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0670v2","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0670","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"pith_short_12","alias_value":"UTANQPEV4EEE","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"UTANQPEV4EEEYSET","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"UTANQPEV","created_at":"2026-05-18T12:26:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:UTANQPEV4EEEYSETN7UU73RA34","target":"record","payload":{"canonical_record":{"source":{"id":"1108.0670","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-02T20:00:23Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"d6522503d2801b23cf9ccd3041d9538b0663fb1fe0311add06f82749d6ae1269","abstract_canon_sha256":"dc470fba009c985a2bf32d949642f74990a95e2916b1d645247ea9a16519bfe7"},"schema_version":"1.0"},"canonical_sha256":"a4c0d83c95e1084c48936fe94fee20df1ccbb28accfc78c862782e839fd34f44","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:23:22.439228Z","signature_b64":"1Ee4Diej6E9hC2g3JP3LNryBUx6w8R32nZ/NVDC21PIlFybZsqf+mMue1waRzry1Qrtx6oCOeZb20boRGPi7Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a4c0d83c95e1084c48936fe94fee20df1ccbb28accfc78c862782e839fd34f44","last_reissued_at":"2026-05-18T03:23:22.438687Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:23:22.438687Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.0670","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":"2026-05-18T03:23:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J0ZsJvg8cOgWK9VkXobFenp7xrbI1Wle7vTAYOgyXLNqtbu7tlnM66XjCuN50ctgw0bZAVZ4M4HUHtNFUWMJAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T19:17:43.093377Z"},"content_sha256":"b0035b01794239990c83dbf0c12be0406a50704f10e68c728a036ed748cf5af8","schema_version":"1.0","event_id":"sha256:b0035b01794239990c83dbf0c12be0406a50704f10e68c728a036ed748cf5af8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:UTANQPEV4EEEYSETN7UU73RA34","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"How to pin down the CP quantum numbers of a Higgs boson in its tau decays at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"B. Niepelt, H. Spiesberger, S. Berge, W. Bernreuther","submitted_at":"2011-08-02T20:00:23Z","abstract_excerpt":"We investigate how the CP quantum numbers of a neutral Higgs boson or spin-zero resonance, produced at the CERN Large Hadron Collider, can be determined in its tau-pair decay mode. We use a method developed in an earlier paper based on the distributions of two angles and apply it to the major 1-prong tau decays. We show for the resulting dilepton, lepton-pion, and two-pion final states that appropriate selection cuts significantly enhance the discriminating power of these observables. From our analysis we conclude that, provided a Higgs boson will be found at the LHC, it appears feasible to co"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0670","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":"2026-05-18T03:23:22Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NIUD8fJ4yzmQuuVwZhkbc3hs9qYyuYZh7CxTLd02QhQ+TrhTfudHg+lm80KF7tPzNSundazDmfcQYV5XuWQ/Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T19:17:43.093784Z"},"content_sha256":"6429e6559d61d414c08de209f8757aae009dd8e38c4416b04432aa4c509329f0","schema_version":"1.0","event_id":"sha256:6429e6559d61d414c08de209f8757aae009dd8e38c4416b04432aa4c509329f0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UTANQPEV4EEEYSETN7UU73RA34/bundle.json","state_url":"https://pith.science/pith/UTANQPEV4EEEYSETN7UU73RA34/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UTANQPEV4EEEYSETN7UU73RA34/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":"2026-05-27T19:17:43Z","links":{"resolver":"https://pith.science/pith/UTANQPEV4EEEYSETN7UU73RA34","bundle":"https://pith.science/pith/UTANQPEV4EEEYSETN7UU73RA34/bundle.json","state":"https://pith.science/pith/UTANQPEV4EEEYSETN7UU73RA34/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UTANQPEV4EEEYSETN7UU73RA34/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:UTANQPEV4EEEYSETN7UU73RA34","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":"dc470fba009c985a2bf32d949642f74990a95e2916b1d645247ea9a16519bfe7","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-02T20:00:23Z","title_canon_sha256":"d6522503d2801b23cf9ccd3041d9538b0663fb1fe0311add06f82749d6ae1269"},"schema_version":"1.0","source":{"id":"1108.0670","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.0670","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"arxiv_version","alias_value":"1108.0670v2","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.0670","created_at":"2026-05-18T03:23:22Z"},{"alias_kind":"pith_short_12","alias_value":"UTANQPEV4EEE","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_16","alias_value":"UTANQPEV4EEEYSET","created_at":"2026-05-18T12:26:42Z"},{"alias_kind":"pith_short_8","alias_value":"UTANQPEV","created_at":"2026-05-18T12:26:42Z"}],"graph_snapshots":[{"event_id":"sha256:6429e6559d61d414c08de209f8757aae009dd8e38c4416b04432aa4c509329f0","target":"graph","created_at":"2026-05-18T03:23:22Z","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 investigate how the CP quantum numbers of a neutral Higgs boson or spin-zero resonance, produced at the CERN Large Hadron Collider, can be determined in its tau-pair decay mode. We use a method developed in an earlier paper based on the distributions of two angles and apply it to the major 1-prong tau decays. We show for the resulting dilepton, lepton-pion, and two-pion final states that appropriate selection cuts significantly enhance the discriminating power of these observables. From our analysis we conclude that, provided a Higgs boson will be found at the LHC, it appears feasible to co","authors_text":"B. Niepelt, H. Spiesberger, S. Berge, W. Bernreuther","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-02T20:00:23Z","title":"How to pin down the CP quantum numbers of a Higgs boson in its tau decays at the LHC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.0670","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:b0035b01794239990c83dbf0c12be0406a50704f10e68c728a036ed748cf5af8","target":"record","created_at":"2026-05-18T03:23:22Z","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":"dc470fba009c985a2bf32d949642f74990a95e2916b1d645247ea9a16519bfe7","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-08-02T20:00:23Z","title_canon_sha256":"d6522503d2801b23cf9ccd3041d9538b0663fb1fe0311add06f82749d6ae1269"},"schema_version":"1.0","source":{"id":"1108.0670","kind":"arxiv","version":2}},"canonical_sha256":"a4c0d83c95e1084c48936fe94fee20df1ccbb28accfc78c862782e839fd34f44","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a4c0d83c95e1084c48936fe94fee20df1ccbb28accfc78c862782e839fd34f44","first_computed_at":"2026-05-18T03:23:22.438687Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:23:22.438687Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1Ee4Diej6E9hC2g3JP3LNryBUx6w8R32nZ/NVDC21PIlFybZsqf+mMue1waRzry1Qrtx6oCOeZb20boRGPi7Dw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:23:22.439228Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.0670","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b0035b01794239990c83dbf0c12be0406a50704f10e68c728a036ed748cf5af8","sha256:6429e6559d61d414c08de209f8757aae009dd8e38c4416b04432aa4c509329f0"],"state_sha256":"e3dad03e4db258bdce734b6f62bf60cf47a298f053af7447183becdd6e2fc2e2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UdrBkYYUYXrgYydhrTLqKKiaFz//Q1qKyhp4uJ8s1u6FmFWOP2I4aH/Ruh3tAOhSWwlnvt01h+AVePXdvH8UCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T19:17:43.096350Z","bundle_sha256":"62f38e181a117cce68ffcc1330c176430aed43b7a2c72af2c8188c65463faf2a"}}