{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:2S3V6D5HXA6J5ICYHPP5R5G5GT","short_pith_number":"pith:2S3V6D5H","canonical_record":{"source":{"id":"1302.4651","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-02-19T15:55:24Z","cross_cats_sorted":[],"title_canon_sha256":"48e8494988628008a29b60f3608b1af089dc0cdf9eb260766fa7cb56d3050c32","abstract_canon_sha256":"638a89a144d026212b001837c8f25ba103fc77e3fd774b796bf9db0ca4c4cd59"},"schema_version":"1.0"},"canonical_sha256":"d4b75f0fa7b83c9ea0583bdfd8f4dd34f8bd8fdf9a32eb791e2a927f2bf89bc4","source":{"kind":"arxiv","id":"1302.4651","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.4651","created_at":"2026-05-18T01:51:35Z"},{"alias_kind":"arxiv_version","alias_value":"1302.4651v2","created_at":"2026-05-18T01:51:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.4651","created_at":"2026-05-18T01:51:35Z"},{"alias_kind":"pith_short_12","alias_value":"2S3V6D5HXA6J","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"2S3V6D5HXA6J5ICY","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"2S3V6D5H","created_at":"2026-05-18T12:27:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:2S3V6D5HXA6J5ICYHPP5R5G5GT","target":"record","payload":{"canonical_record":{"source":{"id":"1302.4651","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-02-19T15:55:24Z","cross_cats_sorted":[],"title_canon_sha256":"48e8494988628008a29b60f3608b1af089dc0cdf9eb260766fa7cb56d3050c32","abstract_canon_sha256":"638a89a144d026212b001837c8f25ba103fc77e3fd774b796bf9db0ca4c4cd59"},"schema_version":"1.0"},"canonical_sha256":"d4b75f0fa7b83c9ea0583bdfd8f4dd34f8bd8fdf9a32eb791e2a927f2bf89bc4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:51:35.300019Z","signature_b64":"CKf6NWrdei/w6p6wypW4mJgVaQt9OjaMk+UDB944iJ6bUa2ZExs5+2mWXWne84NtTKxrBMffrQQhpb2inPVZCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d4b75f0fa7b83c9ea0583bdfd8f4dd34f8bd8fdf9a32eb791e2a927f2bf89bc4","last_reissued_at":"2026-05-18T01:51:35.299620Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:51:35.299620Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1302.4651","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":"2026-05-18T01:51:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"agxKsSS7nyHZn+ioD9lIlfSKxhxUEN8MB57wNgdpxXUU2Zyy5JC/bhlAEtrEExNN0j+vHmTTSxJXOmfPjU+sDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T21:40:53.180418Z"},"content_sha256":"c22e8f66f1fa38315b13ac337eeafd93be4a969a7af6f13df586eb614ebbc752","schema_version":"1.0","event_id":"sha256:c22e8f66f1fa38315b13ac337eeafd93be4a969a7af6f13df586eb614ebbc752"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:2S3V6D5HXA6J5ICYHPP5R5G5GT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Anatomy of flavour-changing Z couplings in models with partial compositeness","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"David M. Straub","submitted_at":"2013-02-19T15:55:24Z","abstract_excerpt":"In models with partially composite quarks, the couplings of quarks to the Z boson generically receive non-universal corrections that are not only constrained by electroweak precision tests but also lead to flavour-changing neutral currents at tree level. The impact of these flavour-changing couplings on rare K and B decays is studied in two-site models for three scenarios: an anarchic strong sector with two different choices of fermion representations both leading to a custodial protection of the Z->bb coupling, and for a strong sector invariant under a U(2)^3 flavour symmetry. In the complete"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.4651","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":"2026-05-18T01:51:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DKaIAqvf/+8HjuTRxtr7GnHTNp/yjmZkSO+Fc+OUG2DqiC8rj8O92H8kIxOFQPxB3+KnNm4d9QxTYn3868U3Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T21:40:53.181116Z"},"content_sha256":"da30ccd22581a0b839729b16d0d146f0a878dd38036eb9a1f853399950fcd94a","schema_version":"1.0","event_id":"sha256:da30ccd22581a0b839729b16d0d146f0a878dd38036eb9a1f853399950fcd94a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT/bundle.json","state_url":"https://pith.science/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT/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":"2026-06-07T21:40:53Z","links":{"resolver":"https://pith.science/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT","bundle":"https://pith.science/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT/bundle.json","state":"https://pith.science/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2S3V6D5HXA6J5ICYHPP5R5G5GT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:2S3V6D5HXA6J5ICYHPP5R5G5GT","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":"638a89a144d026212b001837c8f25ba103fc77e3fd774b796bf9db0ca4c4cd59","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-02-19T15:55:24Z","title_canon_sha256":"48e8494988628008a29b60f3608b1af089dc0cdf9eb260766fa7cb56d3050c32"},"schema_version":"1.0","source":{"id":"1302.4651","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1302.4651","created_at":"2026-05-18T01:51:35Z"},{"alias_kind":"arxiv_version","alias_value":"1302.4651v2","created_at":"2026-05-18T01:51:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1302.4651","created_at":"2026-05-18T01:51:35Z"},{"alias_kind":"pith_short_12","alias_value":"2S3V6D5HXA6J","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_16","alias_value":"2S3V6D5HXA6J5ICY","created_at":"2026-05-18T12:27:32Z"},{"alias_kind":"pith_short_8","alias_value":"2S3V6D5H","created_at":"2026-05-18T12:27:32Z"}],"graph_snapshots":[{"event_id":"sha256:da30ccd22581a0b839729b16d0d146f0a878dd38036eb9a1f853399950fcd94a","target":"graph","created_at":"2026-05-18T01:51:35Z","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":"In models with partially composite quarks, the couplings of quarks to the Z boson generically receive non-universal corrections that are not only constrained by electroweak precision tests but also lead to flavour-changing neutral currents at tree level. The impact of these flavour-changing couplings on rare K and B decays is studied in two-site models for three scenarios: an anarchic strong sector with two different choices of fermion representations both leading to a custodial protection of the Z->bb coupling, and for a strong sector invariant under a U(2)^3 flavour symmetry. In the complete","authors_text":"David M. Straub","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-02-19T15:55:24Z","title":"Anatomy of flavour-changing Z couplings in models with partial compositeness"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1302.4651","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:c22e8f66f1fa38315b13ac337eeafd93be4a969a7af6f13df586eb614ebbc752","target":"record","created_at":"2026-05-18T01:51:35Z","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":"638a89a144d026212b001837c8f25ba103fc77e3fd774b796bf9db0ca4c4cd59","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2013-02-19T15:55:24Z","title_canon_sha256":"48e8494988628008a29b60f3608b1af089dc0cdf9eb260766fa7cb56d3050c32"},"schema_version":"1.0","source":{"id":"1302.4651","kind":"arxiv","version":2}},"canonical_sha256":"d4b75f0fa7b83c9ea0583bdfd8f4dd34f8bd8fdf9a32eb791e2a927f2bf89bc4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d4b75f0fa7b83c9ea0583bdfd8f4dd34f8bd8fdf9a32eb791e2a927f2bf89bc4","first_computed_at":"2026-05-18T01:51:35.299620Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:51:35.299620Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CKf6NWrdei/w6p6wypW4mJgVaQt9OjaMk+UDB944iJ6bUa2ZExs5+2mWXWne84NtTKxrBMffrQQhpb2inPVZCg==","signature_status":"signed_v1","signed_at":"2026-05-18T01:51:35.300019Z","signed_message":"canonical_sha256_bytes"},"source_id":"1302.4651","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c22e8f66f1fa38315b13ac337eeafd93be4a969a7af6f13df586eb614ebbc752","sha256:da30ccd22581a0b839729b16d0d146f0a878dd38036eb9a1f853399950fcd94a"],"state_sha256":"ac43092793316e534dad1b1df49b821056a838823c2d8afb3d2c97d545d95222"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Y5ivxCaIVRBWsxFQjrd3cVodY2TfrrgHOBWQbawG/8S43cGthRRSmFYw3h1SQa5heOeKJ0e4y1otywShwwTuAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T21:40:53.184903Z","bundle_sha256":"c48bdd4dd113645e1035668d07bde51bc7b417413fe8a39aaa7d2e8b7fec2e1c"}}