{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:YAFZOPLJDQW7WWR44JZP53KFR3","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"0458f695ff7f32c72225d6ad92df22d4f149b585a41ae9de1c007c0fb54932c2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-11-05T17:18:24Z","title_canon_sha256":"c42d036ef86b226e2d657ba6c683d0ab486141aaa459937b0b5526a2909037c9"},"schema_version":"1.0","source":{"id":"1211.0934","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1211.0934","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"arxiv_version","alias_value":"1211.0934v1","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1211.0934","created_at":"2026-05-18T03:41:31Z"},{"alias_kind":"pith_short_12","alias_value":"YAFZOPLJDQW7","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_16","alias_value":"YAFZOPLJDQW7WWR4","created_at":"2026-05-18T12:27:27Z"},{"alias_kind":"pith_short_8","alias_value":"YAFZOPLJ","created_at":"2026-05-18T12:27:27Z"}],"graph_snapshots":[{"event_id":"sha256:0ad9127bb6d06b36b835b357f0e60b7e1de4d314a95cc34794195c9a5d763d75","target":"graph","created_at":"2026-05-18T03:41:31Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"SuperSpec is a pathfinder for future lithographic spectrometer cameras, which promise to energize extra-galactic astrophysics at (sub)millimeter wavelengths: delivering 200--500 km/s spectral velocity resolution over an octave bandwidth for every pixel in a telescope's field of view. We present circuit simulations that prove the concept, which enables complete millimeter-band spectrometer devices in just a few square-millimeter footprint. We evaluate both single-stage and two-stage channelizing filter designs, which separate channels into an array of broad-band detectors, such as bolometers or","authors_text":"Attila Kov\\'acs, Charles M. Bradford, Christopher McKenney, Daniel P. Marrone, Goutam Chattopadhyay, Henry G. Leduc, Jonas Zmuidzinas, Loren J. Swenson, Matthew Hollister, Nuria Llombart, Peter Day, Peter S. Barry, Philip Mauskopf, Roger O'Brient, Simon Doyle, Stephen Padin, Steve Hailey-Dunsheath","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-11-05T17:18:24Z","title":"SuperSpec: design concept and circuit simulations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1211.0934","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:f27fb697564f3c600be3ee2655db5b85671e8a9e0065ea0549ecf4918eaa76ed","target":"record","created_at":"2026-05-18T03:41:31Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"0458f695ff7f32c72225d6ad92df22d4f149b585a41ae9de1c007c0fb54932c2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2012-11-05T17:18:24Z","title_canon_sha256":"c42d036ef86b226e2d657ba6c683d0ab486141aaa459937b0b5526a2909037c9"},"schema_version":"1.0","source":{"id":"1211.0934","kind":"arxiv","version":1}},"canonical_sha256":"c00b973d691c2dfb5a3ce272feed458eddb7e0d59f2a7bb7c7c01a98d07e24a1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c00b973d691c2dfb5a3ce272feed458eddb7e0d59f2a7bb7c7c01a98d07e24a1","first_computed_at":"2026-05-18T03:41:31.233935Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:41:31.233935Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"OeZvFegVrUNPu3WZDRh3fmwD7MxWuIReDJBVwxzSYBqaypm/fnDEzgfA5a1IIwYy07BO+GSHR2mKeev2kHcfBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T03:41:31.234878Z","signed_message":"canonical_sha256_bytes"},"source_id":"1211.0934","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f27fb697564f3c600be3ee2655db5b85671e8a9e0065ea0549ecf4918eaa76ed","sha256:0ad9127bb6d06b36b835b357f0e60b7e1de4d314a95cc34794195c9a5d763d75"],"state_sha256":"fb47ce379d51437ec34e8b1d66b67e2e1af0f80e63a42d7448afa7fcc9badf1d"}