{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:7B555HIR6JNNFQP3XOEVFU7JT6","short_pith_number":"pith:7B555HIR","canonical_record":{"source":{"id":"1711.02958","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2017-11-01T15:12:32Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"4d5a6bb3f02a961c73c04d2146bfdb00c9f02c72b2ff44a7af0338bc7b577b08","abstract_canon_sha256":"942e030571086a099c5610db8ea5164804fcc52edf1ef009da1afa88cc370d4a"},"schema_version":"1.0"},"canonical_sha256":"f87bde9d11f25ad2c1fbbb8952d3e99fbae1c3c4a1614df439e24a64ed449af5","source":{"kind":"arxiv","id":"1711.02958","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02958","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02958v1","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02958","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"pith_short_12","alias_value":"7B555HIR6JNN","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"7B555HIR6JNNFQP3","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"7B555HIR","created_at":"2026-05-18T12:31:03Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:7B555HIR6JNNFQP3XOEVFU7JT6","target":"record","payload":{"canonical_record":{"source":{"id":"1711.02958","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2017-11-01T15:12:32Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"4d5a6bb3f02a961c73c04d2146bfdb00c9f02c72b2ff44a7af0338bc7b577b08","abstract_canon_sha256":"942e030571086a099c5610db8ea5164804fcc52edf1ef009da1afa88cc370d4a"},"schema_version":"1.0"},"canonical_sha256":"f87bde9d11f25ad2c1fbbb8952d3e99fbae1c3c4a1614df439e24a64ed449af5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:31:01.257544Z","signature_b64":"9KpSvltBttMxNAq3esodP644BtkI1tzVs6nHJA7vJUJuSaJkcN/hCtfiEpYwiwBb7G2ik+1/VQe78jG5xVZVBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f87bde9d11f25ad2c1fbbb8952d3e99fbae1c3c4a1614df439e24a64ed449af5","last_reissued_at":"2026-05-18T00:31:01.256718Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:31:01.256718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1711.02958","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":"2026-05-18T00:31:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"53hk9Np6U8RG+Vd259V67bCRVoM+Lg7E0QeWFcTAztIJE3Qrp44A3Hp5GXEAmx5TkrGFLaBK9Y9/jzq3e1kJDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:36:17.515586Z"},"content_sha256":"c50370d303886c5da5c5733fe494dba7aed33175e478e13b771f300844341901","schema_version":"1.0","event_id":"sha256:c50370d303886c5da5c5733fe494dba7aed33175e478e13b771f300844341901"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:7B555HIR6JNNFQP3XOEVFU7JT6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Search for hidden-photon dark matter with the FUNK experiment","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"hep-ex","authors_text":"A. Andrianavalomahefa, A. Lindner, B. D\\\"obrich, C.M. Sch\\\"afer, FUNK Experiment: D. Veberi\\v{c}, H.-J. Mathes, J. Jaeckel, J. Redondo, K. Daumiller, M. Kowalski, M. Roth, R. Engel, R. Ulrich, T. Schwetz-Mangold","submitted_at":"2017-11-01T15:12:32Z","abstract_excerpt":"Many extensions of the Standard Model of particle physics predict a parallel sector of a new U(1) symmetry, giving rise to hidden photons. These hidden photons are candidate particles for cold dark matter. They are expected to kinetically mix with regular photons, which leads to a tiny oscillating electric-field component accompanying dark matter particles. A conducting surface can convert such dark matter particles into photons which are emitted almost perpendicularly to the surface. The corresponding photon frequency follows from the mass of the hidden photons. In this contribution we presen"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02958","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":"2026-05-18T00:31:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j2GNPCsbleJRDrDVPrZblzx2vm3x6fiwRbHa3oa87Ky3J8Zsv3Zv5QiwRpTfkBZryTFxLteBA20Cp0hOqqONCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T22:36:17.516268Z"},"content_sha256":"243f35a00ca47de475dfe28a63aa00f49eedbe21bb02c39ae315088cb9ebf61f","schema_version":"1.0","event_id":"sha256:243f35a00ca47de475dfe28a63aa00f49eedbe21bb02c39ae315088cb9ebf61f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7B555HIR6JNNFQP3XOEVFU7JT6/bundle.json","state_url":"https://pith.science/pith/7B555HIR6JNNFQP3XOEVFU7JT6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7B555HIR6JNNFQP3XOEVFU7JT6/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":"2026-05-25T22:36:17Z","links":{"resolver":"https://pith.science/pith/7B555HIR6JNNFQP3XOEVFU7JT6","bundle":"https://pith.science/pith/7B555HIR6JNNFQP3XOEVFU7JT6/bundle.json","state":"https://pith.science/pith/7B555HIR6JNNFQP3XOEVFU7JT6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7B555HIR6JNNFQP3XOEVFU7JT6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:7B555HIR6JNNFQP3XOEVFU7JT6","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":"942e030571086a099c5610db8ea5164804fcc52edf1ef009da1afa88cc370d4a","cross_cats_sorted":["physics.ins-det"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2017-11-01T15:12:32Z","title_canon_sha256":"4d5a6bb3f02a961c73c04d2146bfdb00c9f02c72b2ff44a7af0338bc7b577b08"},"schema_version":"1.0","source":{"id":"1711.02958","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1711.02958","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"arxiv_version","alias_value":"1711.02958v1","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.02958","created_at":"2026-05-18T00:31:01Z"},{"alias_kind":"pith_short_12","alias_value":"7B555HIR6JNN","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_16","alias_value":"7B555HIR6JNNFQP3","created_at":"2026-05-18T12:31:03Z"},{"alias_kind":"pith_short_8","alias_value":"7B555HIR","created_at":"2026-05-18T12:31:03Z"}],"graph_snapshots":[{"event_id":"sha256:243f35a00ca47de475dfe28a63aa00f49eedbe21bb02c39ae315088cb9ebf61f","target":"graph","created_at":"2026-05-18T00:31:01Z","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":"Many extensions of the Standard Model of particle physics predict a parallel sector of a new U(1) symmetry, giving rise to hidden photons. These hidden photons are candidate particles for cold dark matter. They are expected to kinetically mix with regular photons, which leads to a tiny oscillating electric-field component accompanying dark matter particles. A conducting surface can convert such dark matter particles into photons which are emitted almost perpendicularly to the surface. The corresponding photon frequency follows from the mass of the hidden photons. In this contribution we presen","authors_text":"A. Andrianavalomahefa, A. Lindner, B. D\\\"obrich, C.M. Sch\\\"afer, FUNK Experiment: D. Veberi\\v{c}, H.-J. Mathes, J. Jaeckel, J. Redondo, K. Daumiller, M. Kowalski, M. Roth, R. Engel, R. Ulrich, T. Schwetz-Mangold","cross_cats":["physics.ins-det"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2017-11-01T15:12:32Z","title":"Search for hidden-photon dark matter with the FUNK experiment"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.02958","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:c50370d303886c5da5c5733fe494dba7aed33175e478e13b771f300844341901","target":"record","created_at":"2026-05-18T00:31:01Z","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":"942e030571086a099c5610db8ea5164804fcc52edf1ef009da1afa88cc370d4a","cross_cats_sorted":["physics.ins-det"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"hep-ex","submitted_at":"2017-11-01T15:12:32Z","title_canon_sha256":"4d5a6bb3f02a961c73c04d2146bfdb00c9f02c72b2ff44a7af0338bc7b577b08"},"schema_version":"1.0","source":{"id":"1711.02958","kind":"arxiv","version":1}},"canonical_sha256":"f87bde9d11f25ad2c1fbbb8952d3e99fbae1c3c4a1614df439e24a64ed449af5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f87bde9d11f25ad2c1fbbb8952d3e99fbae1c3c4a1614df439e24a64ed449af5","first_computed_at":"2026-05-18T00:31:01.256718Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:31:01.256718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9KpSvltBttMxNAq3esodP644BtkI1tzVs6nHJA7vJUJuSaJkcN/hCtfiEpYwiwBb7G2ik+1/VQe78jG5xVZVBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:31:01.257544Z","signed_message":"canonical_sha256_bytes"},"source_id":"1711.02958","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c50370d303886c5da5c5733fe494dba7aed33175e478e13b771f300844341901","sha256:243f35a00ca47de475dfe28a63aa00f49eedbe21bb02c39ae315088cb9ebf61f"],"state_sha256":"c5733d7a4bf14961ba668127677f38d92565d9effa6e44afc0f5b07fb57ff1d5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HXc4Y1SjvvaqyGRrJV69Y5pXL8jaBbk+AP2j0HG6Z3GCw4HLr7lz2gAd8D4EKYPkAERKWMyslfi7VgxND8TaCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T22:36:17.519987Z","bundle_sha256":"88476b980a50d9656fa95b4f691451916683b386b71e678734ce733a958df030"}}