{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:FBYWWPFORZ4DQVKOPMR6MZPYVC","short_pith_number":"pith:FBYWWPFO","schema_version":"1.0","canonical_sha256":"28716b3cae8e7838554e7b23e665f8a89e744e9b1ded12152df1e6bab224ae21","source":{"kind":"arxiv","id":"2412.11436","version":2},"attestation_state":"computed","paper":{"title":"Event-based Detectors for Laser Guide Star Tip-Tilt Sensing","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Monique Cockram, Noelia Martinez Rey","submitted_at":"2024-12-16T04:28:49Z","abstract_excerpt":"Event-based sensors detect only changes in brightness across a scene, with each pixel producing an asynchronous stream of spatial-temporal data, rather than recording frames of overall illumination such as a traditional frame-based sensor. This is advantageous for implementing into a wavefront sensor, which benefits from high temporal resolution and high dynamic range. The determination of tip-tilt in particular is still a problem in laser guide star (LGS) adaptive optics as there are no current technological capabilities to measure it. We characterized the behavior of an event-based sensor in"},"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":"2412.11436","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.IM","submitted_at":"2024-12-16T04:28:49Z","cross_cats_sorted":[],"title_canon_sha256":"77f11481eb8f4de4c4a6ef191dbdbd88b3ffed4ee27491d2ba9faaadcc137f45","abstract_canon_sha256":"d735e6cadf560e6374ac8fc0878973d06a275cb1576500c9101a4c466af4d5e4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:46:22.039150Z","signature_b64":"hwZI1pqON00drKfJUGsgsrfDI9e17Kytb4Rk7+9HgIKI0IGJkV8dbWgfu35y4v+d9MvBtu/ZUtAvILjXGxPmDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28716b3cae8e7838554e7b23e665f8a89e744e9b1ded12152df1e6bab224ae21","last_reissued_at":"2026-07-05T10:46:22.038664Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:46:22.038664Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Event-based Detectors for Laser Guide Star Tip-Tilt Sensing","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.IM","authors_text":"Monique Cockram, Noelia Martinez Rey","submitted_at":"2024-12-16T04:28:49Z","abstract_excerpt":"Event-based sensors detect only changes in brightness across a scene, with each pixel producing an asynchronous stream of spatial-temporal data, rather than recording frames of overall illumination such as a traditional frame-based sensor. This is advantageous for implementing into a wavefront sensor, which benefits from high temporal resolution and high dynamic range. The determination of tip-tilt in particular is still a problem in laser guide star (LGS) adaptive optics as there are no current technological capabilities to measure it. We characterized the behavior of an event-based sensor in"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.11436","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/2412.11436/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":"2412.11436","created_at":"2026-07-05T10:46:22.038721+00:00"},{"alias_kind":"arxiv_version","alias_value":"2412.11436v2","created_at":"2026-07-05T10:46:22.038721+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.11436","created_at":"2026-07-05T10:46:22.038721+00:00"},{"alias_kind":"pith_short_12","alias_value":"FBYWWPFORZ4D","created_at":"2026-07-05T10:46:22.038721+00:00"},{"alias_kind":"pith_short_16","alias_value":"FBYWWPFORZ4DQVKO","created_at":"2026-07-05T10:46:22.038721+00:00"},{"alias_kind":"pith_short_8","alias_value":"FBYWWPFO","created_at":"2026-07-05T10:46:22.038721+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/FBYWWPFORZ4DQVKOPMR6MZPYVC","json":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC.json","graph_json":"https://pith.science/api/pith-number/FBYWWPFORZ4DQVKOPMR6MZPYVC/graph.json","events_json":"https://pith.science/api/pith-number/FBYWWPFORZ4DQVKOPMR6MZPYVC/events.json","paper":"https://pith.science/paper/FBYWWPFO"},"agent_actions":{"view_html":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC","download_json":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC.json","view_paper":"https://pith.science/paper/FBYWWPFO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2412.11436&json=true","fetch_graph":"https://pith.science/api/pith-number/FBYWWPFORZ4DQVKOPMR6MZPYVC/graph.json","fetch_events":"https://pith.science/api/pith-number/FBYWWPFORZ4DQVKOPMR6MZPYVC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC/action/storage_attestation","attest_author":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC/action/author_attestation","sign_citation":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC/action/citation_signature","submit_replication":"https://pith.science/pith/FBYWWPFORZ4DQVKOPMR6MZPYVC/action/replication_record"}},"created_at":"2026-07-05T10:46:22.038721+00:00","updated_at":"2026-07-05T10:46:22.038721+00:00"}