{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2000:73VIE5M6VHOJPWHZ7GKF4DMTJQ","short_pith_number":"pith:73VIE5M6","schema_version":"1.0","canonical_sha256":"feea82759ea9dc97d8f9f9945e0d934c2250df4ddbb063df82e73bc4a6695e03","source":{"kind":"arxiv","id":"physics/0007094","version":4},"attestation_state":"computed","paper":{"title":"The Jefferson Lab 1 kW IR FEL","license":"","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"David Douglas (for the IR Demonstration FEL Project Team, Newport News, Thomas Jefferson National Accelerator Facility, USA), VA","submitted_at":"2000-07-28T17:09:58Z","abstract_excerpt":"The Jefferson Lab (JLab) IR Demo Free Electron Laser (FEL) has completed commissioning and is initiating user service. The FEL - a high repetition rate, low extraction efficiency wiggler-driven optical cavity resonator - produces over 1 kW of tuneable light on intervals in a 3-6 micron wavelength range. It is driven by a 35-48 MeV, 5 mA superconducting RF (SRF) based energy-recovering continuous wave (CW) electron linac. The driver accelerator meets requirements imposed by low energy, high current, and a demand for stringent beam control at the wiggler and during energy recovery. These constra"},"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":"physics/0007094","kind":"arxiv","version":4},"metadata":{"license":"","primary_cat":"physics.acc-ph","submitted_at":"2000-07-28T17:09:58Z","cross_cats_sorted":[],"title_canon_sha256":"e26fcda94a54c83f2439038d836486f0ba111148f2c15050bd3fc9015dee200e","abstract_canon_sha256":"d8d16b5e430f19fc7c07613c4ef6955a8c522354bbbd907f2896ecc683d6d64f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:35:07.746770Z","signature_b64":"5nFYfsWpf4yxudk9MkE1zh/Z0/n1kZxejhzk75is/GL5FTYjzjGttESV16sxRZkuyq5VYibi12foiYst7Y1NAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"feea82759ea9dc97d8f9f9945e0d934c2250df4ddbb063df82e73bc4a6695e03","last_reissued_at":"2026-05-18T02:35:07.746308Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:35:07.746308Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Jefferson Lab 1 kW IR FEL","license":"","headline":"","cross_cats":[],"primary_cat":"physics.acc-ph","authors_text":"David Douglas (for the IR Demonstration FEL Project Team, Newport News, Thomas Jefferson National Accelerator Facility, USA), VA","submitted_at":"2000-07-28T17:09:58Z","abstract_excerpt":"The Jefferson Lab (JLab) IR Demo Free Electron Laser (FEL) has completed commissioning and is initiating user service. The FEL - a high repetition rate, low extraction efficiency wiggler-driven optical cavity resonator - produces over 1 kW of tuneable light on intervals in a 3-6 micron wavelength range. It is driven by a 35-48 MeV, 5 mA superconducting RF (SRF) based energy-recovering continuous wave (CW) electron linac. The driver accelerator meets requirements imposed by low energy, high current, and a demand for stringent beam control at the wiggler and during energy recovery. These constra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"physics/0007094","kind":"arxiv","version":4},"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":"physics/0007094","created_at":"2026-05-18T02:35:07.746375+00:00"},{"alias_kind":"arxiv_version","alias_value":"physics/0007094v4","created_at":"2026-05-18T02:35:07.746375+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.physics/0007094","created_at":"2026-05-18T02:35:07.746375+00:00"},{"alias_kind":"pith_short_12","alias_value":"73VIE5M6VHOJ","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_16","alias_value":"73VIE5M6VHOJPWHZ","created_at":"2026-05-18T12:25:49.631198+00:00"},{"alias_kind":"pith_short_8","alias_value":"73VIE5M6","created_at":"2026-05-18T12:25:49.631198+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/73VIE5M6VHOJPWHZ7GKF4DMTJQ","json":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ.json","graph_json":"https://pith.science/api/pith-number/73VIE5M6VHOJPWHZ7GKF4DMTJQ/graph.json","events_json":"https://pith.science/api/pith-number/73VIE5M6VHOJPWHZ7GKF4DMTJQ/events.json","paper":"https://pith.science/paper/73VIE5M6"},"agent_actions":{"view_html":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ","download_json":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ.json","view_paper":"https://pith.science/paper/73VIE5M6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=physics/0007094&json=true","fetch_graph":"https://pith.science/api/pith-number/73VIE5M6VHOJPWHZ7GKF4DMTJQ/graph.json","fetch_events":"https://pith.science/api/pith-number/73VIE5M6VHOJPWHZ7GKF4DMTJQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ/action/storage_attestation","attest_author":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ/action/author_attestation","sign_citation":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ/action/citation_signature","submit_replication":"https://pith.science/pith/73VIE5M6VHOJPWHZ7GKF4DMTJQ/action/replication_record"}},"created_at":"2026-05-18T02:35:07.746375+00:00","updated_at":"2026-05-18T02:35:07.746375+00:00"}