{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:KSCPZ4ZFEELT2QGJYQ52H4CJP5","short_pith_number":"pith:KSCPZ4ZF","canonical_record":{"source":{"id":"1607.02260","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-08T07:36:43Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"66639ca56699cb1f93df27eead604591ec81d27dafa3eac4e0551d98e9e21ea4","abstract_canon_sha256":"ec710de6b42c9cf35780d914decb4c9f8906e74791a75d5e843b8891e890c602"},"schema_version":"1.0"},"canonical_sha256":"5484fcf32521173d40c9c43ba3f0497f6e28d05967a72753cf30a5dabad1d445","source":{"kind":"arxiv","id":"1607.02260","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.02260","created_at":"2026-05-18T00:57:26Z"},{"alias_kind":"arxiv_version","alias_value":"1607.02260v1","created_at":"2026-05-18T00:57:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.02260","created_at":"2026-05-18T00:57:26Z"},{"alias_kind":"pith_short_12","alias_value":"KSCPZ4ZFEELT","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"KSCPZ4ZFEELT2QGJ","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"KSCPZ4ZF","created_at":"2026-05-18T12:30:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:KSCPZ4ZFEELT2QGJYQ52H4CJP5","target":"record","payload":{"canonical_record":{"source":{"id":"1607.02260","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-08T07:36:43Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"66639ca56699cb1f93df27eead604591ec81d27dafa3eac4e0551d98e9e21ea4","abstract_canon_sha256":"ec710de6b42c9cf35780d914decb4c9f8906e74791a75d5e843b8891e890c602"},"schema_version":"1.0"},"canonical_sha256":"5484fcf32521173d40c9c43ba3f0497f6e28d05967a72753cf30a5dabad1d445","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:57:26.946866Z","signature_b64":"oLhLc6E0DOP0PaZMWIhD2b8UFbk0y0QXkZwe4enwgpnnb1y7GeJMDG7Fe1Rdd5CUyi4OI3d6grJNI8On57GJDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5484fcf32521173d40c9c43ba3f0497f6e28d05967a72753cf30a5dabad1d445","last_reissued_at":"2026-05-18T00:57:26.946119Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:57:26.946119Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1607.02260","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":"2026-05-18T00:57:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AUUAdERaxyX0yrAzpvEM6Z1ShCzIKXrcnZvvWw2ULpvurTh7E2RoLBkU3iMX3NOH6PuNkGZJC2lxGAT9aseZCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T16:06:41.826166Z"},"content_sha256":"7a09625780d6363bde45edc7b0f2da4803b2f59a24c4f01f095e57cf130a061c","schema_version":"1.0","event_id":"sha256:7a09625780d6363bde45edc7b0f2da4803b2f59a24c4f01f095e57cf130a061c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:KSCPZ4ZFEELT2QGJYQ52H4CJP5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Signals of Two Universal Extra Dimensions at the LHC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"hep-ph","authors_text":"D. Spehler, G. Burdman, O. J. P. Eboli","submitted_at":"2016-07-08T07:36:43Z","abstract_excerpt":"Extensions of the standard model with universal extra dimensions are interesting both as phenomenological templates as well as model-building fertile ground. For instance, they are one the prototypes for theories exhibiting compressed spectra, leading to difficult searches at the LHC since the decay products of new states are soft and immersed in a large standard model background. Here we study the phenomenology at the LHC of theories with two universal extra dimensions. We obtain the current bound by using the production of second level excitations of electroweak gauge bosons decaying to a pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.02260","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":""},"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":"2026-05-18T00:57:26Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LbUnnG40l2+xTK4ucJbVXacpub39iC715/rBkCpyfUgykRtgBjPFan5e4zoVKWRInTRL6Whc5/btL/E7zVLuDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T16:06:41.826592Z"},"content_sha256":"a44db6240314bdc8d39dffbe7ce042ce767d3fe8b074f0c0414ee644a1601b34","schema_version":"1.0","event_id":"sha256:a44db6240314bdc8d39dffbe7ce042ce767d3fe8b074f0c0414ee644a1601b34"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5/bundle.json","state_url":"https://pith.science/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5/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":"2026-06-05T16:06:41Z","links":{"resolver":"https://pith.science/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5","bundle":"https://pith.science/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5/bundle.json","state":"https://pith.science/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KSCPZ4ZFEELT2QGJYQ52H4CJP5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:KSCPZ4ZFEELT2QGJYQ52H4CJP5","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":"ec710de6b42c9cf35780d914decb4c9f8906e74791a75d5e843b8891e890c602","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-08T07:36:43Z","title_canon_sha256":"66639ca56699cb1f93df27eead604591ec81d27dafa3eac4e0551d98e9e21ea4"},"schema_version":"1.0","source":{"id":"1607.02260","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1607.02260","created_at":"2026-05-18T00:57:26Z"},{"alias_kind":"arxiv_version","alias_value":"1607.02260v1","created_at":"2026-05-18T00:57:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1607.02260","created_at":"2026-05-18T00:57:26Z"},{"alias_kind":"pith_short_12","alias_value":"KSCPZ4ZFEELT","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_16","alias_value":"KSCPZ4ZFEELT2QGJ","created_at":"2026-05-18T12:30:29Z"},{"alias_kind":"pith_short_8","alias_value":"KSCPZ4ZF","created_at":"2026-05-18T12:30:29Z"}],"graph_snapshots":[{"event_id":"sha256:a44db6240314bdc8d39dffbe7ce042ce767d3fe8b074f0c0414ee644a1601b34","target":"graph","created_at":"2026-05-18T00:57:26Z","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":"Extensions of the standard model with universal extra dimensions are interesting both as phenomenological templates as well as model-building fertile ground. For instance, they are one the prototypes for theories exhibiting compressed spectra, leading to difficult searches at the LHC since the decay products of new states are soft and immersed in a large standard model background. Here we study the phenomenology at the LHC of theories with two universal extra dimensions. We obtain the current bound by using the production of second level excitations of electroweak gauge bosons decaying to a pa","authors_text":"D. Spehler, G. Burdman, O. J. P. Eboli","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-08T07:36:43Z","title":"Signals of Two Universal Extra Dimensions at the LHC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1607.02260","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":"sha256:7a09625780d6363bde45edc7b0f2da4803b2f59a24c4f01f095e57cf130a061c","target":"record","created_at":"2026-05-18T00:57:26Z","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":"ec710de6b42c9cf35780d914decb4c9f8906e74791a75d5e843b8891e890c602","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2016-07-08T07:36:43Z","title_canon_sha256":"66639ca56699cb1f93df27eead604591ec81d27dafa3eac4e0551d98e9e21ea4"},"schema_version":"1.0","source":{"id":"1607.02260","kind":"arxiv","version":1}},"canonical_sha256":"5484fcf32521173d40c9c43ba3f0497f6e28d05967a72753cf30a5dabad1d445","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5484fcf32521173d40c9c43ba3f0497f6e28d05967a72753cf30a5dabad1d445","first_computed_at":"2026-05-18T00:57:26.946119Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:57:26.946119Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oLhLc6E0DOP0PaZMWIhD2b8UFbk0y0QXkZwe4enwgpnnb1y7GeJMDG7Fe1Rdd5CUyi4OI3d6grJNI8On57GJDw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:57:26.946866Z","signed_message":"canonical_sha256_bytes"},"source_id":"1607.02260","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7a09625780d6363bde45edc7b0f2da4803b2f59a24c4f01f095e57cf130a061c","sha256:a44db6240314bdc8d39dffbe7ce042ce767d3fe8b074f0c0414ee644a1601b34"],"state_sha256":"6400a720e053c0e7df188f6eba31e52669f4389ff167c2877a3eaf84daaa38cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GQ4AjoHq0Xtca2dn6gF6CE9kLHtBNV0Ked7AOWyncOGKXSd0lsClatuH3ZbGDW+8VpagrnK2r3GbgPzBuuUADw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T16:06:41.828605Z","bundle_sha256":"8bca20f6e2d73c7035b6950678dc8051e7585369407f7bf478381a1a6f49c6d8"}}