{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:6I5LXYDIZHCQK3BKG7QLGZDJHG","short_pith_number":"pith:6I5LXYDI","schema_version":"1.0","canonical_sha256":"f23abbe068c9c5056c2a37e0b3646939a5fb43e3b3caf48a6c242fc1e6d97a4d","source":{"kind":"arxiv","id":"1212.4867","version":1},"attestation_state":"computed","paper":{"title":"Single mode, extreme precision Doppler spectrographs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"Christian Schwab, Christopher H. Betters, Joss Bland-Hawthorn, Sergio G. Leon-Saval, Suvrath Mahadevan","submitted_at":"2012-12-19T22:03:51Z","abstract_excerpt":"The 'holy grail' of exoplanet research today is the detection of an earth-like planet: a rocky planet in the habitable zone around a main-sequence star. Extremely precise Doppler spectroscopy is an indispensable tool to find and characterize earth-like planets; however, to find these planets around solar-type stars, we need nearly one order of magnitude better radial velocity (RV) precision than the best current spectrographs provide. Recent developments in astrophotonics (Bland-Hawthorn & Horton 2006, Bland-Hawthorn et al. 2010) and adaptive optics (AO) enable single mode fiber (SMF) fed, hig"},"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":"1212.4867","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-12-19T22:03:51Z","cross_cats_sorted":["astro-ph.EP"],"title_canon_sha256":"00467c4081eb6cec095e53dae40d90044563420104ca9b8d6bee263f9f922ab1","abstract_canon_sha256":"f6f882139bcfa12b883ffc718d593522510bd8bc7e80b8f7b9d4f89c8b96875e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:38:04.488654Z","signature_b64":"Acj7Tej0k0aHmZ6faenjjJ5+em/gdYNgTX5U3dYgGaegqk//XjiEa3+Sd+Qimjptw/GOLrYkztanUonxTY/iAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f23abbe068c9c5056c2a37e0b3646939a5fb43e3b3caf48a6c242fc1e6d97a4d","last_reissued_at":"2026-05-18T03:38:04.487817Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:38:04.487817Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Single mode, extreme precision Doppler spectrographs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.EP"],"primary_cat":"astro-ph.IM","authors_text":"Christian Schwab, Christopher H. Betters, Joss Bland-Hawthorn, Sergio G. Leon-Saval, Suvrath Mahadevan","submitted_at":"2012-12-19T22:03:51Z","abstract_excerpt":"The 'holy grail' of exoplanet research today is the detection of an earth-like planet: a rocky planet in the habitable zone around a main-sequence star. Extremely precise Doppler spectroscopy is an indispensable tool to find and characterize earth-like planets; however, to find these planets around solar-type stars, we need nearly one order of magnitude better radial velocity (RV) precision than the best current spectrographs provide. Recent developments in astrophotonics (Bland-Hawthorn & Horton 2006, Bland-Hawthorn et al. 2010) and adaptive optics (AO) enable single mode fiber (SMF) fed, hig"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.4867","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":"1212.4867","created_at":"2026-05-18T03:38:04.487960+00:00"},{"alias_kind":"arxiv_version","alias_value":"1212.4867v1","created_at":"2026-05-18T03:38:04.487960+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.4867","created_at":"2026-05-18T03:38:04.487960+00:00"},{"alias_kind":"pith_short_12","alias_value":"6I5LXYDIZHCQ","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_16","alias_value":"6I5LXYDIZHCQK3BK","created_at":"2026-05-18T12:26:56.085431+00:00"},{"alias_kind":"pith_short_8","alias_value":"6I5LXYDI","created_at":"2026-05-18T12:26:56.085431+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/6I5LXYDIZHCQK3BKG7QLGZDJHG","json":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG.json","graph_json":"https://pith.science/api/pith-number/6I5LXYDIZHCQK3BKG7QLGZDJHG/graph.json","events_json":"https://pith.science/api/pith-number/6I5LXYDIZHCQK3BKG7QLGZDJHG/events.json","paper":"https://pith.science/paper/6I5LXYDI"},"agent_actions":{"view_html":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG","download_json":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG.json","view_paper":"https://pith.science/paper/6I5LXYDI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1212.4867&json=true","fetch_graph":"https://pith.science/api/pith-number/6I5LXYDIZHCQK3BKG7QLGZDJHG/graph.json","fetch_events":"https://pith.science/api/pith-number/6I5LXYDIZHCQK3BKG7QLGZDJHG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG/action/storage_attestation","attest_author":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG/action/author_attestation","sign_citation":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG/action/citation_signature","submit_replication":"https://pith.science/pith/6I5LXYDIZHCQK3BKG7QLGZDJHG/action/replication_record"}},"created_at":"2026-05-18T03:38:04.487960+00:00","updated_at":"2026-05-18T03:38:04.487960+00:00"}