{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:6D2J4HWG5BIVPRKZRUPM42A6UF","short_pith_number":"pith:6D2J4HWG","canonical_record":{"source":{"id":"2412.01204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-12-02T07:16:34Z","cross_cats_sorted":[],"title_canon_sha256":"6d5044054cdaf85762218f975d8a741ab9f9718c1f8921f087d8120c49d140ae","abstract_canon_sha256":"b487481b47d55750c4b35a65a3196bad4960b2e985c5b54d9c971111860c2d1e"},"schema_version":"1.0"},"canonical_sha256":"f0f49e1ec6e85157c5598d1ece681ea1475096435de94cbd5c14b40faaa608fe","source":{"kind":"arxiv","id":"2412.01204","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.01204","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"arxiv_version","alias_value":"2412.01204v1","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.01204","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"pith_short_12","alias_value":"6D2J4HWG5BIV","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"pith_short_16","alias_value":"6D2J4HWG5BIVPRKZ","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"pith_short_8","alias_value":"6D2J4HWG","created_at":"2026-07-05T09:42:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:6D2J4HWG5BIVPRKZRUPM42A6UF","target":"record","payload":{"canonical_record":{"source":{"id":"2412.01204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-12-02T07:16:34Z","cross_cats_sorted":[],"title_canon_sha256":"6d5044054cdaf85762218f975d8a741ab9f9718c1f8921f087d8120c49d140ae","abstract_canon_sha256":"b487481b47d55750c4b35a65a3196bad4960b2e985c5b54d9c971111860c2d1e"},"schema_version":"1.0"},"canonical_sha256":"f0f49e1ec6e85157c5598d1ece681ea1475096435de94cbd5c14b40faaa608fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:42:55.945213Z","signature_b64":"dCUoOi32dXY9AjOIgp5FAjI6REub82EkFHLMk8SLl9ZSM889LpAAEEUuPbFvOaWW9JRSVFdoAwMMQZPR0txPDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0f49e1ec6e85157c5598d1ece681ea1475096435de94cbd5c14b40faaa608fe","last_reissued_at":"2026-07-05T09:42:55.944733Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:42:55.944733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.01204","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:42:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x4g6uQYpcO5nqH9e2yJ5QbSzBOx+fUXUHCh1FHXgad2PCQWsZ6d/4haWeRT6n5pDfWkXbA7PFIIQSi/3raniCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T15:15:07.017169Z"},"content_sha256":"9973df418a3575a1d6e1681373d9fdf1b7d482006e711de419d3f20dc5e2c3ac","schema_version":"1.0","event_id":"sha256:9973df418a3575a1d6e1681373d9fdf1b7d482006e711de419d3f20dc5e2c3ac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:6D2J4HWG5BIVPRKZRUPM42A6UF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The Simons Observatory: Design, Optimization, and Performance of Low Frequency Detectors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Aashrita Mangu, Adrian T. Lee, Aritoki Suzuki, Benjamin Westbrook, Bhoomija Prasad, Bradley R. Johnson, Daniel Dutcher, Kaiwen Zheng, Kevin T. Crowley, Lance Corbett, Shawn Beckman, Suzanne T. Staggs, Varun Kabra, Yuhan Wang","submitted_at":"2024-12-02T07:16:34Z","abstract_excerpt":"The Simons Observatory (SO) is a cosmic microwave background (CMB) experiment located in the Atacama Desert in Chile that will make precise temperature and polarization measurements over six spectral bands ranging from 27 to 285 GHz. Three small aperture telescopes (SATs) and one large aperture telescope (LAT) will house $\\sim$60,000 detectors and cover angular scales between one arcminute and tens of degrees. We present the performance of the dichroic, low-frequency (LF) lenslet-coupled sinuous antenna transition-edge sensor (TES) bolometer arrays with bands centered at 27 and 39 GHz. The LF "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.01204","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2412.01204/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:42:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n1RPwO9kYOnOy9aSX4HhHbNJhEu+0DVj48vGSAjK0j97HX4khcU0qWR8KyAHjHUtBgsV/PwiNYqUmnj8lYQOBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T15:15:07.017907Z"},"content_sha256":"7e044218df420cd25728fb611191a1401640de86fefd5d366b0b1f86caa52cdd","schema_version":"1.0","event_id":"sha256:7e044218df420cd25728fb611191a1401640de86fefd5d366b0b1f86caa52cdd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6D2J4HWG5BIVPRKZRUPM42A6UF/bundle.json","state_url":"https://pith.science/pith/6D2J4HWG5BIVPRKZRUPM42A6UF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6D2J4HWG5BIVPRKZRUPM42A6UF/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-08-18T15:15:07Z","links":{"resolver":"https://pith.science/pith/6D2J4HWG5BIVPRKZRUPM42A6UF","bundle":"https://pith.science/pith/6D2J4HWG5BIVPRKZRUPM42A6UF/bundle.json","state":"https://pith.science/pith/6D2J4HWG5BIVPRKZRUPM42A6UF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6D2J4HWG5BIVPRKZRUPM42A6UF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:6D2J4HWG5BIVPRKZRUPM42A6UF","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":"b487481b47d55750c4b35a65a3196bad4960b2e985c5b54d9c971111860c2d1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-12-02T07:16:34Z","title_canon_sha256":"6d5044054cdaf85762218f975d8a741ab9f9718c1f8921f087d8120c49d140ae"},"schema_version":"1.0","source":{"id":"2412.01204","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.01204","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"arxiv_version","alias_value":"2412.01204v1","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.01204","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"pith_short_12","alias_value":"6D2J4HWG5BIV","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"pith_short_16","alias_value":"6D2J4HWG5BIVPRKZ","created_at":"2026-07-05T09:42:55Z"},{"alias_kind":"pith_short_8","alias_value":"6D2J4HWG","created_at":"2026-07-05T09:42:55Z"}],"graph_snapshots":[{"event_id":"sha256:7e044218df420cd25728fb611191a1401640de86fefd5d366b0b1f86caa52cdd","target":"graph","created_at":"2026-07-05T09:42:55Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2412.01204/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Simons Observatory (SO) is a cosmic microwave background (CMB) experiment located in the Atacama Desert in Chile that will make precise temperature and polarization measurements over six spectral bands ranging from 27 to 285 GHz. Three small aperture telescopes (SATs) and one large aperture telescope (LAT) will house $\\sim$60,000 detectors and cover angular scales between one arcminute and tens of degrees. We present the performance of the dichroic, low-frequency (LF) lenslet-coupled sinuous antenna transition-edge sensor (TES) bolometer arrays with bands centered at 27 and 39 GHz. The LF ","authors_text":"Aashrita Mangu, Adrian T. Lee, Aritoki Suzuki, Benjamin Westbrook, Bhoomija Prasad, Bradley R. Johnson, Daniel Dutcher, Kaiwen Zheng, Kevin T. Crowley, Lance Corbett, Shawn Beckman, Suzanne T. Staggs, Varun Kabra, Yuhan Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-12-02T07:16:34Z","title":"The Simons Observatory: Design, Optimization, and Performance of Low Frequency Detectors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.01204","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":"sha256:9973df418a3575a1d6e1681373d9fdf1b7d482006e711de419d3f20dc5e2c3ac","target":"record","created_at":"2026-07-05T09:42:55Z","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":"b487481b47d55750c4b35a65a3196bad4960b2e985c5b54d9c971111860c2d1e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-12-02T07:16:34Z","title_canon_sha256":"6d5044054cdaf85762218f975d8a741ab9f9718c1f8921f087d8120c49d140ae"},"schema_version":"1.0","source":{"id":"2412.01204","kind":"arxiv","version":1}},"canonical_sha256":"f0f49e1ec6e85157c5598d1ece681ea1475096435de94cbd5c14b40faaa608fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0f49e1ec6e85157c5598d1ece681ea1475096435de94cbd5c14b40faaa608fe","first_computed_at":"2026-07-05T09:42:55.944733Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:42:55.944733Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dCUoOi32dXY9AjOIgp5FAjI6REub82EkFHLMk8SLl9ZSM889LpAAEEUuPbFvOaWW9JRSVFdoAwMMQZPR0txPDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:42:55.945213Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.01204","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9973df418a3575a1d6e1681373d9fdf1b7d482006e711de419d3f20dc5e2c3ac","sha256:7e044218df420cd25728fb611191a1401640de86fefd5d366b0b1f86caa52cdd"],"state_sha256":"893881eccc54dfeb2f4e68813bfc71b93b7116380269efef374c462803ef6379"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vtf5PdLBSpOLSBx0BD6tEagTRj/FULMMrfoS8X3ww6ijyJsU+DWrwgcLJirkSVJfNzuoIKoIsJ6hPlBK031oDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T15:15:07.023513Z","bundle_sha256":"9c253ee151595db9d6576603009f94f9c7cac62c56bdf42eb5a0a89a1f7b8b94"}}