{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:URHWHTWNWLKOPGYIYF2DZVGK22","short_pith_number":"pith:URHWHTWN","schema_version":"1.0","canonical_sha256":"a44f63cecdb2d4e79b08c1743cd4cad69e91f6847e496a5bfc044ffd79ebd82e","source":{"kind":"arxiv","id":"1804.09275","version":3},"attestation_state":"computed","paper":{"title":"Ultrastrong coupling regimes of light-matter interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"quant-ph","authors_text":"E. Rico, E. Solano, J. Kono, L. Lamata, P. Forn-D\\'iaz","submitted_at":"2018-04-24T21:59:46Z","abstract_excerpt":"Recent experiments have demonstrated that light and matter can mix together to an extreme degree, and previously uncharted regimes of light-matter interactions are currently being explored in a variety of settings. The so-called ultrastrong coupling (USC) regime is established when the light-matter interaction energy is a comparable fraction of the bare frequencies of the uncoupled systems. Furthermore, when the interaction strengths become larger than the bare frequencies, the deep-strong coupling (DSC) regime emerges. This article reviews advances in the field of the USC and DSC regimes, in "},"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":"1804.09275","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2018-04-24T21:59:46Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"14bbab2b6a36a429b07970f4e4dccfb065837a4766ca8cb0dc23a5c44aa2f351","abstract_canon_sha256":"093d16e852a00da7fd0003e798985c64f42c6252f04c68483b7c53e14874d0e9"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:43:06.921455Z","signature_b64":"XabuG3j8yckq/bxd1QDLFjRrOgP8fIqUj+a5ajCkWxde6eWaCFfvQZNnrvGWzuFinm63EKMtOeWxyq8o0RlbAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a44f63cecdb2d4e79b08c1743cd4cad69e91f6847e496a5bfc044ffd79ebd82e","last_reissued_at":"2026-05-17T23:43:06.920793Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:43:06.920793Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultrastrong coupling regimes of light-matter interaction","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"quant-ph","authors_text":"E. Rico, E. Solano, J. Kono, L. Lamata, P. Forn-D\\'iaz","submitted_at":"2018-04-24T21:59:46Z","abstract_excerpt":"Recent experiments have demonstrated that light and matter can mix together to an extreme degree, and previously uncharted regimes of light-matter interactions are currently being explored in a variety of settings. The so-called ultrastrong coupling (USC) regime is established when the light-matter interaction energy is a comparable fraction of the bare frequencies of the uncoupled systems. Furthermore, when the interaction strengths become larger than the bare frequencies, the deep-strong coupling (DSC) regime emerges. This article reviews advances in the field of the USC and DSC regimes, in "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.09275","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":""},"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":"1804.09275","created_at":"2026-05-17T23:43:06.920885+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.09275v3","created_at":"2026-05-17T23:43:06.920885+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.09275","created_at":"2026-05-17T23:43:06.920885+00:00"},{"alias_kind":"pith_short_12","alias_value":"URHWHTWNWLKO","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_16","alias_value":"URHWHTWNWLKOPGYI","created_at":"2026-05-18T12:32:56.356000+00:00"},{"alias_kind":"pith_short_8","alias_value":"URHWHTWN","created_at":"2026-05-18T12:32:56.356000+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22","json":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22.json","graph_json":"https://pith.science/api/pith-number/URHWHTWNWLKOPGYIYF2DZVGK22/graph.json","events_json":"https://pith.science/api/pith-number/URHWHTWNWLKOPGYIYF2DZVGK22/events.json","paper":"https://pith.science/paper/URHWHTWN"},"agent_actions":{"view_html":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22","download_json":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22.json","view_paper":"https://pith.science/paper/URHWHTWN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.09275&json=true","fetch_graph":"https://pith.science/api/pith-number/URHWHTWNWLKOPGYIYF2DZVGK22/graph.json","fetch_events":"https://pith.science/api/pith-number/URHWHTWNWLKOPGYIYF2DZVGK22/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22/action/timestamp_anchor","attest_storage":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22/action/storage_attestation","attest_author":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22/action/author_attestation","sign_citation":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22/action/citation_signature","submit_replication":"https://pith.science/pith/URHWHTWNWLKOPGYIYF2DZVGK22/action/replication_record"}},"created_at":"2026-05-17T23:43:06.920885+00:00","updated_at":"2026-05-17T23:43:06.920885+00:00"}