{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:UBFCI2LITYOWYLSNUK53WT2KJ3","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":"8f86da7003e1121fcc624573943a9e8b98b04c09c0bbf4d2d7add8c0d8e06847","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-11-22T08:16:01Z","title_canon_sha256":"884ec810bf766a281d565ee8ce6e75e3e46390549d775fb13e7e6f8a76af0f30"},"schema_version":"1.0","source":{"id":"2311.13220","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2311.13220","created_at":"2026-07-05T07:15:26Z"},{"alias_kind":"arxiv_version","alias_value":"2311.13220v1","created_at":"2026-07-05T07:15:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2311.13220","created_at":"2026-07-05T07:15:26Z"},{"alias_kind":"pith_short_12","alias_value":"UBFCI2LITYOW","created_at":"2026-07-05T07:15:26Z"},{"alias_kind":"pith_short_16","alias_value":"UBFCI2LITYOWYLSN","created_at":"2026-07-05T07:15:26Z"},{"alias_kind":"pith_short_8","alias_value":"UBFCI2LI","created_at":"2026-07-05T07:15:26Z"}],"graph_snapshots":[{"event_id":"sha256:cb5399c3e7bb318b0a97b84ca1edbfac68d492337a47a05e9d3a7e77be408626","target":"graph","created_at":"2026-07-05T07:15:26Z","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/2311.13220/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper presents the design and characterization of a monolithic integrated circuit (IC) including digital silicon photomultipliers (dSiPMs) arranged in a 32$~\\times~$32 pixel matrix at 70$~\\mu$m pitch. The IC provides per-quadrant time stamping and hit-map readout, and is fabricated in a standard 150-nm CMOS technology. Each dSiPM pixel consists of four single-photon avalanche diodes (SPADs) sharing a quenching and subsequent processing circuitry and has a fill factor of 30$~\\%$. A sub-100$~$ps precision, 12-bit time-to-digital converter (TDC) provides timestamps per quadrant with an acqui","authors_text":"D. Rastorguev, F. Feindt, G. Vignola, I. Diehl, K. Hansen, S. Spannagel, T. Vanat","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-11-22T08:16:01Z","title":"Monolithic MHz-frame rate digital SiPM-IC with sub-100 ps precision and 70$~\\mu$m pixel pitch"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2311.13220","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":"sha256:6c5ee9b6998a3d2d9a4af806102f6b7eaa42fc0fee814f9b59c78dbb3cfad44d","target":"record","created_at":"2026-07-05T07:15:26Z","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":"8f86da7003e1121fcc624573943a9e8b98b04c09c0bbf4d2d7add8c0d8e06847","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ins-det","submitted_at":"2023-11-22T08:16:01Z","title_canon_sha256":"884ec810bf766a281d565ee8ce6e75e3e46390549d775fb13e7e6f8a76af0f30"},"schema_version":"1.0","source":{"id":"2311.13220","kind":"arxiv","version":1}},"canonical_sha256":"a04a2469689e1d6c2e4da2bbbb4f4a4ee5415eca1bcc8d7eb5012429a42330d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a04a2469689e1d6c2e4da2bbbb4f4a4ee5415eca1bcc8d7eb5012429a42330d3","first_computed_at":"2026-07-05T07:15:26.134442Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:15:26.134442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ojCzg/4+ST25S9NTMZk9GFEud2vZK1Uqv8VTH/kZCQdN8OCD+5jMDknEi9eYzcuRtxd8uDh9SeHEvBKcelUYAw==","signature_status":"signed_v1","signed_at":"2026-07-05T07:15:26.134915Z","signed_message":"canonical_sha256_bytes"},"source_id":"2311.13220","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6c5ee9b6998a3d2d9a4af806102f6b7eaa42fc0fee814f9b59c78dbb3cfad44d","sha256:cb5399c3e7bb318b0a97b84ca1edbfac68d492337a47a05e9d3a7e77be408626"],"state_sha256":"3b00bafd37fa54fd4c180c51d8eba832b5719ed144f7cecf115ffbaf799c598f"}