{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:XBYH2KU2PIW4OYZULOHMOIPNPZ","short_pith_number":"pith:XBYH2KU2","canonical_record":{"source":{"id":"0909.0515","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-09-03T18:52:27Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"e4f792aca8e85e3ed1f384680d38fdaef43c5d79f03b5c3c5416be378b07e3ab","abstract_canon_sha256":"33c34e9a311151af8bf52836f87fe8bd8ccdd03fa11f04bba054eb15eebba4b8"},"schema_version":"1.0"},"canonical_sha256":"b8707d2a9a7a2dc763345b8ec721ed7e4ebc1eac950cfdaf3fd0234f8622ddb0","source":{"kind":"arxiv","id":"0909.0515","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0909.0515","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"arxiv_version","alias_value":"0909.0515v2","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.0515","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"pith_short_12","alias_value":"XBYH2KU2PIW4","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"pith_short_16","alias_value":"XBYH2KU2PIW4OYZU","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"pith_short_8","alias_value":"XBYH2KU2","created_at":"2026-07-04T17:16:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:XBYH2KU2PIW4OYZULOHMOIPNPZ","target":"record","payload":{"canonical_record":{"source":{"id":"0909.0515","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-09-03T18:52:27Z","cross_cats_sorted":["hep-th"],"title_canon_sha256":"e4f792aca8e85e3ed1f384680d38fdaef43c5d79f03b5c3c5416be378b07e3ab","abstract_canon_sha256":"33c34e9a311151af8bf52836f87fe8bd8ccdd03fa11f04bba054eb15eebba4b8"},"schema_version":"1.0"},"canonical_sha256":"b8707d2a9a7a2dc763345b8ec721ed7e4ebc1eac950cfdaf3fd0234f8622ddb0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T17:16:19.127357Z","signature_b64":"r5KXxhhXF4kEJcy26BRma5I2lH+5wlsUVjSTA9DStE3HArysybOM3gi1zShZtN38KNIZQRaNHvMPFnaPSwySCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b8707d2a9a7a2dc763345b8ec721ed7e4ebc1eac950cfdaf3fd0234f8622ddb0","last_reissued_at":"2026-07-04T17:16:19.126910Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T17:16:19.126910Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0909.0515","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":"2026-07-04T17:16:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V7sKzZyWQ2fE10JzeFsbzGJcCHRvibUJ5Q8lubs/F3QVCXjhXrMBQSOoQ9nSBQ49i3vlLSe2t2bMOhu4aeGQAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T14:53:15.583352Z"},"content_sha256":"26e0a01a7e696e8cd3f3a00dac652ff3357bcf1b57ec1422797bf7d036ea765e","schema_version":"1.0","event_id":"sha256:26e0a01a7e696e8cd3f3a00dac652ff3357bcf1b57ec1422797bf7d036ea765e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:XBYH2KU2PIW4OYZULOHMOIPNPZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Naturally Light Hidden Photons in LARGE Volume String Compactifications","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-th"],"primary_cat":"hep-ph","authors_text":"Andreas Ringwald, Javier Redondo, Joerg Jaeckel, Mark Goodsell","submitted_at":"2009-09-03T18:52:27Z","abstract_excerpt":"Extra \"hidden\" U(1) gauge factors are a generic feature of string theory that is of particular phenomenological interest. They can kinetically mix with the Standard Model photon and are thereby accessible to a wide variety of astrophysical and cosmological observations and laboratory experiments. In this paper we investigate the masses and the kinetic mixing of hidden U(1)s in LARGE volume compactifications of string theory. We find that in these scenarios the hidden photons can be naturally light and that their kinetic mixing with the ordinary electromagnetic photon can be of a size interesti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.0515","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/0909.0515/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":"2026-07-04T17:16:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sjm4RKuOjGkPZXH9HCpiv8ArXpytSmN2JihWcoUQnW1qYDeqnp+bw3p1uZZAjXVzLc3OyFAlT+VBfvpSoLwECw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T14:53:15.583733Z"},"content_sha256":"e7e91a4f00c76ebd61b2f4a52fffc0fe46d2dbbd457868e6144e6af929c1a647","schema_version":"1.0","event_id":"sha256:e7e91a4f00c76ebd61b2f4a52fffc0fe46d2dbbd457868e6144e6af929c1a647"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ/bundle.json","state_url":"https://pith.science/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ/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":"2026-07-10T14:53:15Z","links":{"resolver":"https://pith.science/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ","bundle":"https://pith.science/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ/bundle.json","state":"https://pith.science/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XBYH2KU2PIW4OYZULOHMOIPNPZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:XBYH2KU2PIW4OYZULOHMOIPNPZ","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":"33c34e9a311151af8bf52836f87fe8bd8ccdd03fa11f04bba054eb15eebba4b8","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-09-03T18:52:27Z","title_canon_sha256":"e4f792aca8e85e3ed1f384680d38fdaef43c5d79f03b5c3c5416be378b07e3ab"},"schema_version":"1.0","source":{"id":"0909.0515","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0909.0515","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"arxiv_version","alias_value":"0909.0515v2","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0909.0515","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"pith_short_12","alias_value":"XBYH2KU2PIW4","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"pith_short_16","alias_value":"XBYH2KU2PIW4OYZU","created_at":"2026-07-04T17:16:19Z"},{"alias_kind":"pith_short_8","alias_value":"XBYH2KU2","created_at":"2026-07-04T17:16:19Z"}],"graph_snapshots":[{"event_id":"sha256:e7e91a4f00c76ebd61b2f4a52fffc0fe46d2dbbd457868e6144e6af929c1a647","target":"graph","created_at":"2026-07-04T17:16:19Z","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/0909.0515/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Extra \"hidden\" U(1) gauge factors are a generic feature of string theory that is of particular phenomenological interest. They can kinetically mix with the Standard Model photon and are thereby accessible to a wide variety of astrophysical and cosmological observations and laboratory experiments. In this paper we investigate the masses and the kinetic mixing of hidden U(1)s in LARGE volume compactifications of string theory. We find that in these scenarios the hidden photons can be naturally light and that their kinetic mixing with the ordinary electromagnetic photon can be of a size interesti","authors_text":"Andreas Ringwald, Javier Redondo, Joerg Jaeckel, Mark Goodsell","cross_cats":["hep-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-09-03T18:52:27Z","title":"Naturally Light Hidden Photons in LARGE Volume String Compactifications"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0909.0515","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":"sha256:26e0a01a7e696e8cd3f3a00dac652ff3357bcf1b57ec1422797bf7d036ea765e","target":"record","created_at":"2026-07-04T17:16:19Z","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":"33c34e9a311151af8bf52836f87fe8bd8ccdd03fa11f04bba054eb15eebba4b8","cross_cats_sorted":["hep-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2009-09-03T18:52:27Z","title_canon_sha256":"e4f792aca8e85e3ed1f384680d38fdaef43c5d79f03b5c3c5416be378b07e3ab"},"schema_version":"1.0","source":{"id":"0909.0515","kind":"arxiv","version":2}},"canonical_sha256":"b8707d2a9a7a2dc763345b8ec721ed7e4ebc1eac950cfdaf3fd0234f8622ddb0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b8707d2a9a7a2dc763345b8ec721ed7e4ebc1eac950cfdaf3fd0234f8622ddb0","first_computed_at":"2026-07-04T17:16:19.126910Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T17:16:19.126910Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"r5KXxhhXF4kEJcy26BRma5I2lH+5wlsUVjSTA9DStE3HArysybOM3gi1zShZtN38KNIZQRaNHvMPFnaPSwySCg==","signature_status":"signed_v1","signed_at":"2026-07-04T17:16:19.127357Z","signed_message":"canonical_sha256_bytes"},"source_id":"0909.0515","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:26e0a01a7e696e8cd3f3a00dac652ff3357bcf1b57ec1422797bf7d036ea765e","sha256:e7e91a4f00c76ebd61b2f4a52fffc0fe46d2dbbd457868e6144e6af929c1a647"],"state_sha256":"7239034b36febc45ad2242d670bd2d9fe6097988d44921cedb560d38f020c1de"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WjsQBQrVqBNgQU91jBzOPkVeVebhdAR4vO5AT8NFUGzRjld1rF0pzMLmogPwneQnYQd8nwu1bevgbCjoU+3SDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T14:53:15.585683Z","bundle_sha256":"f66a6651e3c2aeb0f127f9626c931dfd20d116ff9a3caf0d5311f7680b143c22"}}