{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:7TMUXH52YLTJPIG5FAJ2BSUJO7","short_pith_number":"pith:7TMUXH52","schema_version":"1.0","canonical_sha256":"fcd94b9fbac2e697a0dd2813a0ca8977d59cb692241940b35862ee341722b049","source":{"kind":"arxiv","id":"1203.5019","version":1},"attestation_state":"computed","paper":{"title":"Polarization modulation time-domain terahertz polarimetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el","physics.ins-det"],"primary_cat":"physics.optics","authors_text":"A. V. Stier, C. M. Morris, N. P. Armitage, R. Vald\\'es Aguilar","submitted_at":"2012-03-22T15:41:34Z","abstract_excerpt":"We present high precision measurements of polarization rotations in the frequency range from 0.1 to 2.5 THz using a polarization modulation technique. A motorized stage rotates a polarizer at ~80 Hz, and the resulting modulation of the polarization is measured by a lock-in technique. We achieve an accuracy of 0.05{\\deg} (900 {\\mu}rad) and a precision of 0.02{\\deg} (350 {\\mu}rad) for small rotation angles. A detailed mathematical description of the technique is presented, showing its ability to fully characterize elliptical polarizations from 0.1 to 2.5 THz."},"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":"1203.5019","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-03-22T15:41:34Z","cross_cats_sorted":["cond-mat.mtrl-sci","cond-mat.str-el","physics.ins-det"],"title_canon_sha256":"dd46bc8b20a03b4348c5bb1d099a5a03096049cb94855b577ed47d0b1075b59f","abstract_canon_sha256":"a3cc4f9b6386795c1d4e3ef0f89a8f215ca8a35b1918bffb93f6e5d5aac8bb2b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:41.297393Z","signature_b64":"cTZGrtS5fvfG+sooJ9X7BOOZhOBPFl+jexoqpHvSI1VORB0Vu9cILeL4hw4Mvqzag3zcaLCJrRlwbMHI2jj7Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fcd94b9fbac2e697a0dd2813a0ca8977d59cb692241940b35862ee341722b049","last_reissued_at":"2026-05-18T00:39:41.296718Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:41.296718Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Polarization modulation time-domain terahertz polarimetry","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci","cond-mat.str-el","physics.ins-det"],"primary_cat":"physics.optics","authors_text":"A. V. Stier, C. M. Morris, N. P. Armitage, R. Vald\\'es Aguilar","submitted_at":"2012-03-22T15:41:34Z","abstract_excerpt":"We present high precision measurements of polarization rotations in the frequency range from 0.1 to 2.5 THz using a polarization modulation technique. A motorized stage rotates a polarizer at ~80 Hz, and the resulting modulation of the polarization is measured by a lock-in technique. We achieve an accuracy of 0.05{\\deg} (900 {\\mu}rad) and a precision of 0.02{\\deg} (350 {\\mu}rad) for small rotation angles. A detailed mathematical description of the technique is presented, showing its ability to fully characterize elliptical polarizations from 0.1 to 2.5 THz."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1203.5019","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":"1203.5019","created_at":"2026-05-18T00:39:41.296822+00:00"},{"alias_kind":"arxiv_version","alias_value":"1203.5019v1","created_at":"2026-05-18T00:39:41.296822+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1203.5019","created_at":"2026-05-18T00:39:41.296822+00:00"},{"alias_kind":"pith_short_12","alias_value":"7TMUXH52YLTJ","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_16","alias_value":"7TMUXH52YLTJPIG5","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_8","alias_value":"7TMUXH52","created_at":"2026-05-18T12:26:58.693483+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/7TMUXH52YLTJPIG5FAJ2BSUJO7","json":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7.json","graph_json":"https://pith.science/api/pith-number/7TMUXH52YLTJPIG5FAJ2BSUJO7/graph.json","events_json":"https://pith.science/api/pith-number/7TMUXH52YLTJPIG5FAJ2BSUJO7/events.json","paper":"https://pith.science/paper/7TMUXH52"},"agent_actions":{"view_html":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7","download_json":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7.json","view_paper":"https://pith.science/paper/7TMUXH52","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1203.5019&json=true","fetch_graph":"https://pith.science/api/pith-number/7TMUXH52YLTJPIG5FAJ2BSUJO7/graph.json","fetch_events":"https://pith.science/api/pith-number/7TMUXH52YLTJPIG5FAJ2BSUJO7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7/action/storage_attestation","attest_author":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7/action/author_attestation","sign_citation":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7/action/citation_signature","submit_replication":"https://pith.science/pith/7TMUXH52YLTJPIG5FAJ2BSUJO7/action/replication_record"}},"created_at":"2026-05-18T00:39:41.296822+00:00","updated_at":"2026-05-18T00:39:41.296822+00:00"}