{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:1997:3LV2O46SDCJNEA4Z44WXTGG2TY","short_pith_number":"pith:3LV2O46S","canonical_record":{"source":{"id":"hep-ph/9710552","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1997-10-31T02:47:26Z","cross_cats_sorted":[],"title_canon_sha256":"842171886706b947d7cd1a62f0e91b6d6c95066ad54b2eb9a83ad9f05828e577","abstract_canon_sha256":"f5f5962cc3d2702c607f7e07b0deaff1808dc93be522676b6dad9028d6303c8d"},"schema_version":"1.0"},"canonical_sha256":"daeba773d21892d20399e72d7998da9e3522e714248a1ca959aceec0757689c9","source":{"kind":"arxiv","id":"hep-ph/9710552","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9710552","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9710552v1","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9710552","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"pith_short_12","alias_value":"3LV2O46SDCJN","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"pith_short_16","alias_value":"3LV2O46SDCJNEA4Z","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"pith_short_8","alias_value":"3LV2O46S","created_at":"2026-07-04T14:48:56Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:1997:3LV2O46SDCJNEA4Z44WXTGG2TY","target":"record","payload":{"canonical_record":{"source":{"id":"hep-ph/9710552","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"hep-ph","submitted_at":"1997-10-31T02:47:26Z","cross_cats_sorted":[],"title_canon_sha256":"842171886706b947d7cd1a62f0e91b6d6c95066ad54b2eb9a83ad9f05828e577","abstract_canon_sha256":"f5f5962cc3d2702c607f7e07b0deaff1808dc93be522676b6dad9028d6303c8d"},"schema_version":"1.0"},"canonical_sha256":"daeba773d21892d20399e72d7998da9e3522e714248a1ca959aceec0757689c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T14:48:56.891661Z","signature_b64":"4kv6J+nSK5SjhjgCeXVC9vDvgLjf8/yKaa6A1l3BlOMp2O9bkKwScVIgmN7rzj2cllUrGGBlEMJB2B2UtARmDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"daeba773d21892d20399e72d7998da9e3522e714248a1ca959aceec0757689c9","last_reissued_at":"2026-07-04T14:48:56.891244Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T14:48:56.891244Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"hep-ph/9710552","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":"2026-07-04T14:48:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"O6MPP9GvBX1McXtM2UggEmQ0B91xl7ZnNR886II5xb24fYvL++Ae0RKHOV34neczrOazClBnFwRSiubZkB1XCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T20:17:38.578161Z"},"content_sha256":"a73b37269eed56b37b2593d10f551e14459139c81a1495069e66789db1e17f6f","schema_version":"1.0","event_id":"sha256:a73b37269eed56b37b2593d10f551e14459139c81a1495069e66789db1e17f6f"},{"event_type":"graph_snapshot","subject_pith_number":"pith:1997:3LV2O46SDCJNEA4Z44WXTGG2TY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Hybrid $SU(2)\\times U(1)$ models, electric charge nonconservation and the photon mass","license":"","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"A.Yu.Ignatiev, G.C.Joshi","submitted_at":"1997-10-31T02:47:26Z","abstract_excerpt":"Hybrid $SU(2) \\times U(1)$ models are the models in which $SU(2) \\times U(1)$ symmetry is broken down not only spontaneously (as in the Standard Model), but also explicitely by adding a hard mass term for the U(1) field in the lagrangian. We study the issue of electric charge nonconservation and dequantization in these models. For this purpose we construct and analyze a series of hybrid models with different scalar contents. We show that some of these models posess an interesting property: the photon can remain massless (at least, at the tree level) even though the electric charge is not conse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9710552","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/9710552/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":"2026-07-04T14:48:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KrEMNDcpdpgdcRUcnSvbjjfFoinmJ65Z+gkYhFgt8Re/h29U5uUne9ZMUrq44d7VhAMqKiDDCVbfEtSRkYHDBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T20:17:38.578542Z"},"content_sha256":"9fceb1ef9dadc27c7a6b75aeadf1e4e585d2725df399fea075559048f75b1073","schema_version":"1.0","event_id":"sha256:9fceb1ef9dadc27c7a6b75aeadf1e4e585d2725df399fea075559048f75b1073"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/3LV2O46SDCJNEA4Z44WXTGG2TY/bundle.json","state_url":"https://pith.science/pith/3LV2O46SDCJNEA4Z44WXTGG2TY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/3LV2O46SDCJNEA4Z44WXTGG2TY/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":"2026-08-17T20:17:38Z","links":{"resolver":"https://pith.science/pith/3LV2O46SDCJNEA4Z44WXTGG2TY","bundle":"https://pith.science/pith/3LV2O46SDCJNEA4Z44WXTGG2TY/bundle.json","state":"https://pith.science/pith/3LV2O46SDCJNEA4Z44WXTGG2TY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/3LV2O46SDCJNEA4Z44WXTGG2TY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1997:3LV2O46SDCJNEA4Z44WXTGG2TY","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":"f5f5962cc3d2702c607f7e07b0deaff1808dc93be522676b6dad9028d6303c8d","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1997-10-31T02:47:26Z","title_canon_sha256":"842171886706b947d7cd1a62f0e91b6d6c95066ad54b2eb9a83ad9f05828e577"},"schema_version":"1.0","source":{"id":"hep-ph/9710552","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"hep-ph/9710552","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"arxiv_version","alias_value":"hep-ph/9710552v1","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.hep-ph/9710552","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"pith_short_12","alias_value":"3LV2O46SDCJN","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"pith_short_16","alias_value":"3LV2O46SDCJNEA4Z","created_at":"2026-07-04T14:48:56Z"},{"alias_kind":"pith_short_8","alias_value":"3LV2O46S","created_at":"2026-07-04T14:48:56Z"}],"graph_snapshots":[{"event_id":"sha256:9fceb1ef9dadc27c7a6b75aeadf1e4e585d2725df399fea075559048f75b1073","target":"graph","created_at":"2026-07-04T14:48:56Z","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/9710552/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Hybrid $SU(2) \\times U(1)$ models are the models in which $SU(2) \\times U(1)$ symmetry is broken down not only spontaneously (as in the Standard Model), but also explicitely by adding a hard mass term for the U(1) field in the lagrangian. We study the issue of electric charge nonconservation and dequantization in these models. For this purpose we construct and analyze a series of hybrid models with different scalar contents. We show that some of these models posess an interesting property: the photon can remain massless (at least, at the tree level) even though the electric charge is not conse","authors_text":"A.Yu.Ignatiev, G.C.Joshi","cross_cats":[],"headline":"","license":"","primary_cat":"hep-ph","submitted_at":"1997-10-31T02:47:26Z","title":"Hybrid $SU(2)\\times U(1)$ models, electric charge nonconservation and the photon mass"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-ph/9710552","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:a73b37269eed56b37b2593d10f551e14459139c81a1495069e66789db1e17f6f","target":"record","created_at":"2026-07-04T14:48:56Z","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":"f5f5962cc3d2702c607f7e07b0deaff1808dc93be522676b6dad9028d6303c8d","cross_cats_sorted":[],"license":"","primary_cat":"hep-ph","submitted_at":"1997-10-31T02:47:26Z","title_canon_sha256":"842171886706b947d7cd1a62f0e91b6d6c95066ad54b2eb9a83ad9f05828e577"},"schema_version":"1.0","source":{"id":"hep-ph/9710552","kind":"arxiv","version":1}},"canonical_sha256":"daeba773d21892d20399e72d7998da9e3522e714248a1ca959aceec0757689c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"daeba773d21892d20399e72d7998da9e3522e714248a1ca959aceec0757689c9","first_computed_at":"2026-07-04T14:48:56.891244Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:48:56.891244Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4kv6J+nSK5SjhjgCeXVC9vDvgLjf8/yKaa6A1l3BlOMp2O9bkKwScVIgmN7rzj2cllUrGGBlEMJB2B2UtARmDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T14:48:56.891661Z","signed_message":"canonical_sha256_bytes"},"source_id":"hep-ph/9710552","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a73b37269eed56b37b2593d10f551e14459139c81a1495069e66789db1e17f6f","sha256:9fceb1ef9dadc27c7a6b75aeadf1e4e585d2725df399fea075559048f75b1073"],"state_sha256":"75791dbd5a061a762080b2a230dc5181566133efea5d390d260bbf931e30c4c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RejNqlpGYgTDf4IfbdT72jBHcub5tVBFzBsiLyk2tmymiYDynOv+fB/vkn6e2yXP6izp71hXRgmC3su+Rv/fAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T20:17:38.581044Z","bundle_sha256":"b97f21bfd4271d6b78858a11d474b1d01c1ddcfecfc4a86e64424c60e97c1e3f"}}