{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1993:AQDY7WHWLL32K6G6ZLKQ3HTLCU","short_pith_number":"pith:AQDY7WHW","canonical_record":{"source":{"id":"hep-ph/9309310","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1993-09-22T00:00:43Z","cross_cats_sorted":[],"title_canon_sha256":"1726f741176bb4c9184503a64920811449da7b1aba018b8557f93d80334628a6","abstract_canon_sha256":"9511b757bdc3b5f50aa68c4f7e9958dda7eaff52b810c401ca1ac5cc06f53be5"},"schema_version":"1.0"},"canonical_sha256":"04078fd8f65af7a578decad50d9e6b153370bfe9cada91abb402166e0113461c","source":{"kind":"arxiv","id":"hep-ph/9309310","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9309310","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9309310v1","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9309310","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"pith_short_12","alias_value":"AQDY7WHWLL32","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"pith_short_16","alias_value":"AQDY7WHWLL32K6G6","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"pith_short_8","alias_value":"AQDY7WHW","created_at":"2026-07-04T15:18:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1993:AQDY7WHWLL32K6G6ZLKQ3HTLCU","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9309310","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1993-09-22T00:00:43Z","cross_cats_sorted":[],"title_canon_sha256":"1726f741176bb4c9184503a64920811449da7b1aba018b8557f93d80334628a6","abstract_canon_sha256":"9511b757bdc3b5f50aa68c4f7e9958dda7eaff52b810c401ca1ac5cc06f53be5"},"schema_version":"1.0"},"canonical_sha256":"04078fd8f65af7a578decad50d9e6b153370bfe9cada91abb402166e0113461c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:18:34.215140Z","signature_b64":"DYznzTa3qN56S7Yr2TZNQT1fMWDg/385ALgeILl1qIe7fkdca0fEOiNFd2R0SujeqPf1dX3+Qc2KvFKGoFcGBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"04078fd8f65af7a578decad50d9e6b153370bfe9cada91abb402166e0113461c","last_reissued_at":"2026-07-04T15:18:34.214721Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:18:34.214721Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9309310","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":"2026-07-04T15:18:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"eKnVdIxZOHtUKSwUhoacHnb+2QMce5e/MKyNYyj0/XNwGgJCWsFUFjzbF+wbMfO5maiHecAvfitZXYPVYpCOBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T09:58:02.820134Z"},"content_sha256":"2436170d2132b6eee1384438ce459c3f1330ab9bf3dc2937455853d04495d897","schema_version":"1.0","event_id":"sha256:2436170d2132b6eee1384438ce459c3f1330ab9bf3dc2937455853d04495d897"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1993:AQDY7WHWLL32K6G6ZLKQ3HTLCU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Model independent constraints on leptoquarks from rare processes","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Bruce A. Campbell, David Bailey, Sacha Davidson","submitted_at":"1993-09-22T00:00:43Z","abstract_excerpt":"We present model independent constraints on the masses and couplings to fermions of $B$ and $L$ conserving leptoquarks. Such vector or scalar particles could have masses below 100 GeV and be produced at HERA; we list the generation dependent bounds that can be calculated from rare lepton and meson decays, meson-anti-meson mixing and various electroweak tests. PLEASE NOTE: this file does not contain tables and figures, so is not very useful. Complete paper available (by mail) from sacha@physics.berkeley.edu."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9309310","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/hep-ph/9309310/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":"2026-07-04T15:18:34Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FY4hFPFpk+AywZeMKjMe5uv3ORIJrjSROyJ8phXoVzjm4ZvhWT6vtih20Zc09tL139rCO2hp4zXWh0C8u9mjBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T09:58:02.820882Z"},"content_sha256":"9bde1f15d7138fd6ce40bddb61da2d062a6f31b2f5a64ab87abf717067c6292e","schema_version":"1.0","event_id":"sha256:9bde1f15d7138fd6ce40bddb61da2d062a6f31b2f5a64ab87abf717067c6292e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU/bundle.json","state_url":"https://pith.science/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU/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":"2026-08-03T09:58:02Z","links":{"resolver":"https://pith.science/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU","bundle":"https://pith.science/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU/bundle.json","state":"https://pith.science/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AQDY7WHWLL32K6G6ZLKQ3HTLCU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1993:AQDY7WHWLL32K6G6ZLKQ3HTLCU","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":"9511b757bdc3b5f50aa68c4f7e9958dda7eaff52b810c401ca1ac5cc06f53be5","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1993-09-22T00:00:43Z","title_canon_sha256":"1726f741176bb4c9184503a64920811449da7b1aba018b8557f93d80334628a6"},"schema_version":"1.0","source":{"id":"hep-ph/9309310","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9309310","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9309310v1","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9309310","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"pith_short_12","alias_value":"AQDY7WHWLL32","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"pith_short_16","alias_value":"AQDY7WHWLL32K6G6","created_at":"2026-07-04T15:18:34Z"},{"alias_kind":"pith_short_8","alias_value":"AQDY7WHW","created_at":"2026-07-04T15:18:34Z"}],"graph_snapshots":[{"event_id":"sha256:9bde1f15d7138fd6ce40bddb61da2d062a6f31b2f5a64ab87abf717067c6292e","target":"graph","created_at":"2026-07-04T15:18:34Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/hep-ph/9309310/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present model independent constraints on the masses and couplings to fermions of $B$ and $L$ conserving leptoquarks. Such vector or scalar particles could have masses below 100 GeV and be produced at HERA; we list the generation dependent bounds that can be calculated from rare lepton and meson decays, meson-anti-meson mixing and various electroweak tests. PLEASE NOTE: this file does not contain tables and figures, so is not very useful. Complete paper available (by mail) from sacha@physics.berkeley.edu.","authors_text":"Bruce A. Campbell, David Bailey, Sacha Davidson","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1993-09-22T00:00:43Z","title":"Model independent constraints on leptoquarks from rare processes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9309310","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":"sha256:2436170d2132b6eee1384438ce459c3f1330ab9bf3dc2937455853d04495d897","target":"record","created_at":"2026-07-04T15:18:34Z","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":"9511b757bdc3b5f50aa68c4f7e9958dda7eaff52b810c401ca1ac5cc06f53be5","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1993-09-22T00:00:43Z","title_canon_sha256":"1726f741176bb4c9184503a64920811449da7b1aba018b8557f93d80334628a6"},"schema_version":"1.0","source":{"id":"hep-ph/9309310","kind":"arxiv","version":1}},"canonical_sha256":"04078fd8f65af7a578decad50d9e6b153370bfe9cada91abb402166e0113461c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"04078fd8f65af7a578decad50d9e6b153370bfe9cada91abb402166e0113461c","first_computed_at":"2026-07-04T15:18:34.214721Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:18:34.214721Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DYznzTa3qN56S7Yr2TZNQT1fMWDg/385ALgeILl1qIe7fkdca0fEOiNFd2R0SujeqPf1dX3+Qc2KvFKGoFcGBg==","signature_status":"signed_v1","signed_at":"2026-07-04T15:18:34.215140Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9309310","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2436170d2132b6eee1384438ce459c3f1330ab9bf3dc2937455853d04495d897","sha256:9bde1f15d7138fd6ce40bddb61da2d062a6f31b2f5a64ab87abf717067c6292e"],"state_sha256":"4ba49dba044b546b38df0b206befc321de27094708acff554d483ac97c0bba66"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VpzoeY+bbflOX2rK87A1PFzYmGinbO23zrejOrG7DUHzxO1rXGv9Oj9A3v5UB8iCQRmWjGRt5ipP0HCHSPc0Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T09:58:02.828755Z","bundle_sha256":"bcef52bc70471cec13b0357fe25f4a4e80e2063040fc8c3ee910069e6fe3284d"}}