{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:KFBUEHO44CTD2EOBL4MOBV3NVT","short_pith_number":"pith:KFBUEHO4","canonical_record":{"source":{"id":"1803.04841","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-09T15:57:42Z","cross_cats_sorted":[],"title_canon_sha256":"b808afa6f20bbc0a8eb0d8f3d60f8b3440e88e04047b82f2a5bf16478fcd51ac","abstract_canon_sha256":"8a019efedea28d61266f212f276ad820ee2f91d4bbf1935eaf884d971a1b48a9"},"schema_version":"1.0"},"canonical_sha256":"5143421ddce0a63d11c15f18e0d76dacddc2819493a94b5270d4a3a8f35ee5a3","source":{"kind":"arxiv","id":"1803.04841","version":4},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.04841","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"arxiv_version","alias_value":"1803.04841v4","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.04841","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"pith_short_12","alias_value":"KFBUEHO44CTD","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"KFBUEHO44CTD2EOB","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"KFBUEHO4","created_at":"2026-05-18T12:32:33Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:KFBUEHO44CTD2EOBL4MOBV3NVT","target":"record","payload":{"canonical_record":{"source":{"id":"1803.04841","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-09T15:57:42Z","cross_cats_sorted":[],"title_canon_sha256":"b808afa6f20bbc0a8eb0d8f3d60f8b3440e88e04047b82f2a5bf16478fcd51ac","abstract_canon_sha256":"8a019efedea28d61266f212f276ad820ee2f91d4bbf1935eaf884d971a1b48a9"},"schema_version":"1.0"},"canonical_sha256":"5143421ddce0a63d11c15f18e0d76dacddc2819493a94b5270d4a3a8f35ee5a3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:17.996659Z","signature_b64":"ebIxkp+gYnQkrnGuYt5JS3cE2VDeJX3QwTIMPvf0z+a5Olb3cspXtvs5nRcjsts8E9Cwbs1IYff9n/DrSTGvBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5143421ddce0a63d11c15f18e0d76dacddc2819493a94b5270d4a3a8f35ee5a3","last_reissued_at":"2026-05-18T00:12:17.995853Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:17.995853Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.04841","source_version":4,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:12:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W52zwwKvh2WYU8AUyJQcG8VNGsTqCLVilyXo2ioVE1DdzR9SiJb/5mbHOVoUWmZOd9QJcvvT+6K7WcvVlQUBBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:24:12.108655Z"},"content_sha256":"b8e24372b934c647e91475c74c512531bf35bece71397941323139205fbdc8fd","schema_version":"1.0","event_id":"sha256:b8e24372b934c647e91475c74c512531bf35bece71397941323139205fbdc8fd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:KFBUEHO44CTD2EOBL4MOBV3NVT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"An integrated general purpose SiPM based optical module with a high dynamic range","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"C. Peters, D. Veberic, J. Kemp, J. Schumacher, L. Middendorf, R. Engel, R. Smida, T. Bretz, T. Hebbeker","submitted_at":"2018-03-09T15:57:42Z","abstract_excerpt":"Silicon photomultipliers (SiPMs) are semiconductor-based light-sensors offering a high gain, a mechanically and optically robust design and high photon detection efficiency. Due to these characteristics, they started to replace conventional photomultiplier tubes in many applications in recent years. This paper presents an optical module based on SiPMs designed for the application in scintillators as well as lab measurements. The module hosts the SiPM bias voltage supply and three pre-amplifiers with different gain levels to exploit the full dynamic range of the SiPMs. Two SiPMs, read-out in pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.04841","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"2026-05-18T00:12:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3o6/yi7l4se81x8Y0MXyp3hT91LYzqB0eozdyNvIHobgpHLN61lekcQfvVSUr3MC2w+xFDpPX/9uPM1uVHKZAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T15:24:12.109396Z"},"content_sha256":"e6c18abdeb8d82dc5f97410c58f493981e3381dde70c5e539278dbbd51a629c2","schema_version":"1.0","event_id":"sha256:e6c18abdeb8d82dc5f97410c58f493981e3381dde70c5e539278dbbd51a629c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KFBUEHO44CTD2EOBL4MOBV3NVT/bundle.json","state_url":"https://pith.science/pith/KFBUEHO44CTD2EOBL4MOBV3NVT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KFBUEHO44CTD2EOBL4MOBV3NVT/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":"2026-05-25T15:24:12Z","links":{"resolver":"https://pith.science/pith/KFBUEHO44CTD2EOBL4MOBV3NVT","bundle":"https://pith.science/pith/KFBUEHO44CTD2EOBL4MOBV3NVT/bundle.json","state":"https://pith.science/pith/KFBUEHO44CTD2EOBL4MOBV3NVT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KFBUEHO44CTD2EOBL4MOBV3NVT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:KFBUEHO44CTD2EOBL4MOBV3NVT","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":"8a019efedea28d61266f212f276ad820ee2f91d4bbf1935eaf884d971a1b48a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-09T15:57:42Z","title_canon_sha256":"b808afa6f20bbc0a8eb0d8f3d60f8b3440e88e04047b82f2a5bf16478fcd51ac"},"schema_version":"1.0","source":{"id":"1803.04841","kind":"arxiv","version":4}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.04841","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"arxiv_version","alias_value":"1803.04841v4","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.04841","created_at":"2026-05-18T00:12:17Z"},{"alias_kind":"pith_short_12","alias_value":"KFBUEHO44CTD","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"KFBUEHO44CTD2EOB","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"KFBUEHO4","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:e6c18abdeb8d82dc5f97410c58f493981e3381dde70c5e539278dbbd51a629c2","target":"graph","created_at":"2026-05-18T00:12:17Z","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":"Silicon photomultipliers (SiPMs) are semiconductor-based light-sensors offering a high gain, a mechanically and optically robust design and high photon detection efficiency. Due to these characteristics, they started to replace conventional photomultiplier tubes in many applications in recent years. This paper presents an optical module based on SiPMs designed for the application in scintillators as well as lab measurements. The module hosts the SiPM bias voltage supply and three pre-amplifiers with different gain levels to exploit the full dynamic range of the SiPMs. Two SiPMs, read-out in pa","authors_text":"C. Peters, D. Veberic, J. Kemp, J. Schumacher, L. Middendorf, R. Engel, R. Smida, T. Bretz, T. Hebbeker","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-09T15:57:42Z","title":"An integrated general purpose SiPM based optical module with a high dynamic range"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.04841","kind":"arxiv","version":4},"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:b8e24372b934c647e91475c74c512531bf35bece71397941323139205fbdc8fd","target":"record","created_at":"2026-05-18T00:12:17Z","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":"8a019efedea28d61266f212f276ad820ee2f91d4bbf1935eaf884d971a1b48a9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-09T15:57:42Z","title_canon_sha256":"b808afa6f20bbc0a8eb0d8f3d60f8b3440e88e04047b82f2a5bf16478fcd51ac"},"schema_version":"1.0","source":{"id":"1803.04841","kind":"arxiv","version":4}},"canonical_sha256":"5143421ddce0a63d11c15f18e0d76dacddc2819493a94b5270d4a3a8f35ee5a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5143421ddce0a63d11c15f18e0d76dacddc2819493a94b5270d4a3a8f35ee5a3","first_computed_at":"2026-05-18T00:12:17.995853Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:17.995853Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ebIxkp+gYnQkrnGuYt5JS3cE2VDeJX3QwTIMPvf0z+a5Olb3cspXtvs5nRcjsts8E9Cwbs1IYff9n/DrSTGvBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:17.996659Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.04841","source_kind":"arxiv","source_version":4}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b8e24372b934c647e91475c74c512531bf35bece71397941323139205fbdc8fd","sha256:e6c18abdeb8d82dc5f97410c58f493981e3381dde70c5e539278dbbd51a629c2"],"state_sha256":"c16dc013205a51e1d6bbd93b612c214342475fdf625adc0c636efe0a7e7be89f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+HlPnM4YIKfCHD2gFTmmRJDlWUbPXOkx/fER7414bti1XLj3wEaL61lph6+wmuqvupB6rfBsSlHCZNm7cKyYAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T15:24:12.113169Z","bundle_sha256":"d9a2218fb2c1c90712036f02e72b27861470b469051e69bc5473efa1ed97b64a"}}