{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:THEVQ5TMAA224QKF6R4LWRXCWW","short_pith_number":"pith:THEVQ5TM","schema_version":"1.0","canonical_sha256":"99c958766c0035ae4145f478bb46e2b5b6733fe25ffb2facace2f9d8183bbb4d","source":{"kind":"arxiv","id":"1205.3395","version":1},"attestation_state":"computed","paper":{"title":"Mid-infrared frequency combs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","physics.chem-ph"],"primary_cat":"physics.optics","authors_text":"Albert Schliesser, Nathalie Picqu\\'e, Theodor W. H\\\"ansch","submitted_at":"2012-05-15T14:38:17Z","abstract_excerpt":"Laser frequency combs are coherent light sources that emit a broad spectrum consisting of discrete, evenly spaced narrow lines, each having an absolute frequency measurable within the accuracy of an atomic clock. Their development, a decade ago, in the near-infrared and visible domains has revolutionized frequency metrology with numerous windfalls into other fields such as astronomy or attosecond science. Extension of frequency comb techniques to the mid-infrared spectral region is now under exploration. Versatile mid-infrared frequency comb generators, based on novel laser gain media, nonline"},"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":"1205.3395","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-05-15T14:38:17Z","cross_cats_sorted":["physics.atom-ph","physics.chem-ph"],"title_canon_sha256":"5a12356b8d075b11d1e54f63150244bfba399b4229b7d446cd688553fb54de7d","abstract_canon_sha256":"22f501fc47665aaace673ffb73fb6ab40692e00a8de7171e750506fd50b2315f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:42:40.049750Z","signature_b64":"qUVSJU3Nm0XZV2SnI7O9GhgawRfZ6qZuuNEDzP9B4gx92F4zxAKcrSgBzk3XsXlNLK0X7Fg9LbR/JgooJ1GUDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99c958766c0035ae4145f478bb46e2b5b6733fe25ffb2facace2f9d8183bbb4d","last_reissued_at":"2026-05-18T00:42:40.049216Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:42:40.049216Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mid-infrared frequency combs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","physics.chem-ph"],"primary_cat":"physics.optics","authors_text":"Albert Schliesser, Nathalie Picqu\\'e, Theodor W. H\\\"ansch","submitted_at":"2012-05-15T14:38:17Z","abstract_excerpt":"Laser frequency combs are coherent light sources that emit a broad spectrum consisting of discrete, evenly spaced narrow lines, each having an absolute frequency measurable within the accuracy of an atomic clock. Their development, a decade ago, in the near-infrared and visible domains has revolutionized frequency metrology with numerous windfalls into other fields such as astronomy or attosecond science. Extension of frequency comb techniques to the mid-infrared spectral region is now under exploration. Versatile mid-infrared frequency comb generators, based on novel laser gain media, nonline"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.3395","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1205.3395","created_at":"2026-05-18T00:42:40.049298+00:00"},{"alias_kind":"arxiv_version","alias_value":"1205.3395v1","created_at":"2026-05-18T00:42:40.049298+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.3395","created_at":"2026-05-18T00:42:40.049298+00:00"},{"alias_kind":"pith_short_12","alias_value":"THEVQ5TMAA22","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_16","alias_value":"THEVQ5TMAA224QKF","created_at":"2026-05-18T12:27:23.164592+00:00"},{"alias_kind":"pith_short_8","alias_value":"THEVQ5TM","created_at":"2026-05-18T12:27:23.164592+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/THEVQ5TMAA224QKF6R4LWRXCWW","json":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW.json","graph_json":"https://pith.science/api/pith-number/THEVQ5TMAA224QKF6R4LWRXCWW/graph.json","events_json":"https://pith.science/api/pith-number/THEVQ5TMAA224QKF6R4LWRXCWW/events.json","paper":"https://pith.science/paper/THEVQ5TM"},"agent_actions":{"view_html":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW","download_json":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW.json","view_paper":"https://pith.science/paper/THEVQ5TM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1205.3395&json=true","fetch_graph":"https://pith.science/api/pith-number/THEVQ5TMAA224QKF6R4LWRXCWW/graph.json","fetch_events":"https://pith.science/api/pith-number/THEVQ5TMAA224QKF6R4LWRXCWW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW/action/storage_attestation","attest_author":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW/action/author_attestation","sign_citation":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW/action/citation_signature","submit_replication":"https://pith.science/pith/THEVQ5TMAA224QKF6R4LWRXCWW/action/replication_record"}},"created_at":"2026-05-18T00:42:40.049298+00:00","updated_at":"2026-05-18T00:42:40.049298+00:00"}