{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:FA7ZRIRAZOJ4VZDF4BGAIBUSIV","short_pith_number":"pith:FA7ZRIRA","schema_version":"1.0","canonical_sha256":"283f98a220cb93cae465e04c0406924579e30e09f53205b6053147a0b4c0a35b","source":{"kind":"arxiv","id":"2108.04746","version":3},"attestation_state":"computed","paper":{"title":"Constraints on scalar field dark matter from co-located Michelson interferometers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"gr-qc","authors_text":"Chris Stoughton, Craig Hogan, Hartmut Grote, Jonathan W. Richardson, Lorenzo Aiello, Ohkyung Kwon, Sander M. Vermeulen","submitted_at":"2021-08-10T15:18:33Z","abstract_excerpt":"Low-mass (sub-eV) scalar field dark matter may induce apparent oscillations of fundamental constants, resulting in corresponding oscillations of the size and the index of refraction of solids. Laser interferometers are highly sensitive to changes in the size and index of refraction of the main beamsplitter. Using cross-correlated data of the Fermilab Holometer instrument, which consists of twin co-located 40-m arm length power-recycled interferometers, we investigate the possible existence of scalar field dark matter candidates in the mass range between 1.6$\\cdot$10$^{-12}$ eV and 1.0$\\cdot$10"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2108.04746","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"gr-qc","submitted_at":"2021-08-10T15:18:33Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"8d4688d0d29b952709c70c872c1cd1e28348a5e1fd8b45808b8b9341d882fdab","abstract_canon_sha256":"c32c369dd4469f4c2a7558052cb7d43bd85a7e799e73bb3765df3712ea7d5f35"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:09:14.881246Z","signature_b64":"uraQZ59f/xQjp1CRbXOku982pHUpq25gTUkGdXBJ5+zmki6ZHIA5n6j1o7FdTR3qd5WwvI9lUl10ZtKZZRaGBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"283f98a220cb93cae465e04c0406924579e30e09f53205b6053147a0b4c0a35b","last_reissued_at":"2026-07-05T04:09:14.880862Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:09:14.880862Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Constraints on scalar field dark matter from co-located Michelson interferometers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"gr-qc","authors_text":"Chris Stoughton, Craig Hogan, Hartmut Grote, Jonathan W. Richardson, Lorenzo Aiello, Ohkyung Kwon, Sander M. Vermeulen","submitted_at":"2021-08-10T15:18:33Z","abstract_excerpt":"Low-mass (sub-eV) scalar field dark matter may induce apparent oscillations of fundamental constants, resulting in corresponding oscillations of the size and the index of refraction of solids. Laser interferometers are highly sensitive to changes in the size and index of refraction of the main beamsplitter. Using cross-correlated data of the Fermilab Holometer instrument, which consists of twin co-located 40-m arm length power-recycled interferometers, we investigate the possible existence of scalar field dark matter candidates in the mass range between 1.6$\\cdot$10$^{-12}$ eV and 1.0$\\cdot$10"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2108.04746","kind":"arxiv","version":3},"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/2108.04746/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2108.04746","created_at":"2026-07-05T04:09:14.880911+00:00"},{"alias_kind":"arxiv_version","alias_value":"2108.04746v3","created_at":"2026-07-05T04:09:14.880911+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2108.04746","created_at":"2026-07-05T04:09:14.880911+00:00"},{"alias_kind":"pith_short_12","alias_value":"FA7ZRIRAZOJ4","created_at":"2026-07-05T04:09:14.880911+00:00"},{"alias_kind":"pith_short_16","alias_value":"FA7ZRIRAZOJ4VZDF","created_at":"2026-07-05T04:09:14.880911+00:00"},{"alias_kind":"pith_short_8","alias_value":"FA7ZRIRA","created_at":"2026-07-05T04:09:14.880911+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.09210","citing_title":"Optimising ultra-light dark matter searches with ground-based interferometers","ref_index":10,"is_internal_anchor":false},{"citing_arxiv_id":"2509.25305","citing_title":"$\\phi$-Dwarfs: White Dwarfs probe Quadratically Coupled Scalars","ref_index":130,"is_internal_anchor":false},{"citing_arxiv_id":"2507.13432","citing_title":"INTEGRAL, eROSITA and Voyager Constraints on Light Bosonic Dark Matter: ALPs, Dark Photons, Scalars, $B-L$ and $L_{i}-L_{j}$ Vectors","ref_index":123,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV","json":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV.json","graph_json":"https://pith.science/api/pith-number/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/graph.json","events_json":"https://pith.science/api/pith-number/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/events.json","paper":"https://pith.science/paper/FA7ZRIRA"},"agent_actions":{"view_html":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV","download_json":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV.json","view_paper":"https://pith.science/paper/FA7ZRIRA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2108.04746&json=true","fetch_graph":"https://pith.science/api/pith-number/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/graph.json","fetch_events":"https://pith.science/api/pith-number/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/action/storage_attestation","attest_author":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/action/author_attestation","sign_citation":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/action/citation_signature","submit_replication":"https://pith.science/pith/FA7ZRIRAZOJ4VZDF4BGAIBUSIV/action/replication_record"}},"created_at":"2026-07-05T04:09:14.880911+00:00","updated_at":"2026-07-05T04:09:14.880911+00:00"}