{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:QSJX3VGJGDNTQE6MN65TCOWLLU","short_pith_number":"pith:QSJX3VGJ","schema_version":"1.0","canonical_sha256":"84937dd4c930db3813cc6fbb313acb5d0c8ad2fd6b435d1e3fd10a2d097a344a","source":{"kind":"arxiv","id":"2406.06472","version":2},"attestation_state":"computed","paper":{"title":"Multi-Amplifier Sensing Charge-coupled Devices for Next Generation Spectroscopy","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alex Drlica-Wagner, Ana M. Botti, Armin Karcher, Javier Tiffenberg, Julien Guy, Kenneth W. Lin, Peter E. Nugent, Stephen E. Holland, William F. Kolbe","submitted_at":"2024-06-10T17:14:19Z","abstract_excerpt":"We present characterization results and performance of a prototype Multiple-Amplifier Sensing (MAS) silicon charge-coupled device (CCD) sensor with 16 channels potentially suitable for faint object astronomical spectroscopy and low-signal, photon-limited imaging. The MAS CCD is designed to reach sub-electron readout noise by repeatedly measuring charge through a line of amplifiers during the serial transfer shifts. Using synchronized readout electronics based on the DESI CCD controller, we report a read noise of 1.03 e$^-$ rms/pix at a speed of 26 $\\mu$s/pix with a single-sample readout scheme"},"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":"2406.06472","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-06-10T17:14:19Z","cross_cats_sorted":[],"title_canon_sha256":"4f13ef7e2c62545ed4d503116671e34de7a4b8abb4bd21c7426e1f69521258da","abstract_canon_sha256":"3353d6a74f75351f5d68720874d618f3080eab5077d9d2d8c31f8ce68b97cff7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:11:20.604100Z","signature_b64":"IUe8DKDVYdD1LHCJlILV5b9FqtLUi5Ac3eq5Kv+WSR/1mb+KTVfgOX2axCmq6XCPiQyrKmqrN0BRRRRJ1SuGDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"84937dd4c930db3813cc6fbb313acb5d0c8ad2fd6b435d1e3fd10a2d097a344a","last_reissued_at":"2026-07-05T10:11:20.602707Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:11:20.602707Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Multi-Amplifier Sensing Charge-coupled Devices for Next Generation Spectroscopy","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Alex Drlica-Wagner, Ana M. Botti, Armin Karcher, Javier Tiffenberg, Julien Guy, Kenneth W. Lin, Peter E. Nugent, Stephen E. Holland, William F. Kolbe","submitted_at":"2024-06-10T17:14:19Z","abstract_excerpt":"We present characterization results and performance of a prototype Multiple-Amplifier Sensing (MAS) silicon charge-coupled device (CCD) sensor with 16 channels potentially suitable for faint object astronomical spectroscopy and low-signal, photon-limited imaging. The MAS CCD is designed to reach sub-electron readout noise by repeatedly measuring charge through a line of amplifiers during the serial transfer shifts. Using synchronized readout electronics based on the DESI CCD controller, we report a read noise of 1.03 e$^-$ rms/pix at a speed of 26 $\\mu$s/pix with a single-sample readout scheme"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2406.06472","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2406.06472/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2406.06472","created_at":"2026-07-05T10:11:20.603554+00:00"},{"alias_kind":"arxiv_version","alias_value":"2406.06472v2","created_at":"2026-07-05T10:11:20.603554+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2406.06472","created_at":"2026-07-05T10:11:20.603554+00:00"},{"alias_kind":"pith_short_12","alias_value":"QSJX3VGJGDNT","created_at":"2026-07-05T10:11:20.603554+00:00"},{"alias_kind":"pith_short_16","alias_value":"QSJX3VGJGDNTQE6M","created_at":"2026-07-05T10:11:20.603554+00:00"},{"alias_kind":"pith_short_8","alias_value":"QSJX3VGJ","created_at":"2026-07-05T10:11:20.603554+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.02773","citing_title":"The Habitable Worlds Observatory Technology Development Plan","ref_index":77,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU","json":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU.json","graph_json":"https://pith.science/api/pith-number/QSJX3VGJGDNTQE6MN65TCOWLLU/graph.json","events_json":"https://pith.science/api/pith-number/QSJX3VGJGDNTQE6MN65TCOWLLU/events.json","paper":"https://pith.science/paper/QSJX3VGJ"},"agent_actions":{"view_html":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU","download_json":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU.json","view_paper":"https://pith.science/paper/QSJX3VGJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2406.06472&json=true","fetch_graph":"https://pith.science/api/pith-number/QSJX3VGJGDNTQE6MN65TCOWLLU/graph.json","fetch_events":"https://pith.science/api/pith-number/QSJX3VGJGDNTQE6MN65TCOWLLU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU/action/storage_attestation","attest_author":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU/action/author_attestation","sign_citation":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU/action/citation_signature","submit_replication":"https://pith.science/pith/QSJX3VGJGDNTQE6MN65TCOWLLU/action/replication_record"}},"created_at":"2026-07-05T10:11:20.603554+00:00","updated_at":"2026-07-05T10:11:20.603554+00:00"}