{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:7J7PKPU56UAR3JMPID7O2WZW4W","short_pith_number":"pith:7J7PKPU5","canonical_record":{"source":{"id":"1407.0641","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-07-02T16:47:13Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"26664d2bed595ae133ff439f340048d045c463bfcdf42ae59b7483158eb4a846","abstract_canon_sha256":"73ae55b935c9b04515ebad88cf251f4951105fafa494c61e89a27fd76c859f55"},"schema_version":"1.0"},"canonical_sha256":"fa7ef53e9df5011da58f40feed5b36e5a75f77eb6a32b80957edc35998a3d40b","source":{"kind":"arxiv","id":"1407.0641","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.0641","created_at":"2026-05-18T01:42:42Z"},{"alias_kind":"arxiv_version","alias_value":"1407.0641v1","created_at":"2026-05-18T01:42:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.0641","created_at":"2026-05-18T01:42:42Z"},{"alias_kind":"pith_short_12","alias_value":"7J7PKPU56UAR","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"7J7PKPU56UAR3JMP","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"7J7PKPU5","created_at":"2026-05-18T12:28:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:7J7PKPU56UAR3JMPID7O2WZW4W","target":"record","payload":{"canonical_record":{"source":{"id":"1407.0641","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-07-02T16:47:13Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"26664d2bed595ae133ff439f340048d045c463bfcdf42ae59b7483158eb4a846","abstract_canon_sha256":"73ae55b935c9b04515ebad88cf251f4951105fafa494c61e89a27fd76c859f55"},"schema_version":"1.0"},"canonical_sha256":"fa7ef53e9df5011da58f40feed5b36e5a75f77eb6a32b80957edc35998a3d40b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:42.649362Z","signature_b64":"V7rQ0SMT175NgkOKJjpvIQkSNt4FNRBHdDwtr0OADNVpkH4DIAchOl/RYLV8W0IITRuSRv0ETFqFTMbaTEbCCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fa7ef53e9df5011da58f40feed5b36e5a75f77eb6a32b80957edc35998a3d40b","last_reissued_at":"2026-05-18T01:42:42.648829Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:42.648829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.0641","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":"2026-05-18T01:42:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9ITcta/k5UzS5r3raXZjte9/ZyiP1oTIoHpD9wU1d007u5X6uYjprKsNWkuiYGb2uc+KQaERftU3wiOiSqpqAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T06:53:39.257083Z"},"content_sha256":"92d32de8095dcfb95dccf8b4868b63b6feaad596856afe6cc0f40749f1da6fc9","schema_version":"1.0","event_id":"sha256:92d32de8095dcfb95dccf8b4868b63b6feaad596856afe6cc0f40749f1da6fc9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:7J7PKPU56UAR3JMPID7O2WZW4W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DMAPS: a fully depleted monolithic active pixel sensor - analog performance characterization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"Hans Kr\\\"uger, Leonard Germic, Miroslav Havr\\'anek, Norbert Wermes, Tetsuichi Kishishita, Theresa Obermann, Tomasz Hemperek, Yunan Fu","submitted_at":"2014-07-02T16:47:13Z","abstract_excerpt":"Monolithic Active Pixel Sensors (MAPS) have been developed since the late 1990s based on silicon substrates with a thin epitaxial layer (thickness of 10-15 $\\mu$m) in which charge is collected on an electrode, albeit by disordered and slow diffusion rather than by drift in a directed electric field. As a consequence, the signal is small ($\\approx$ 1000 e$^-$) and the radiation tolerance is much below the LHC requirements by factors of 100 to 1000. In this paper we present the development of a fully Depleted Monolithic Active Pixel Sensors (DMAPS) based on a high resistivity substrate allowing "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.0641","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":""},"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":"2026-05-18T01:42:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LrisJfiZnK1jlYUy7ieZ7elvOqE/+auDZfmtGkYv5hYh8SrF2/IoEcfT+jXiwLV9miV6KtUHPNWlRLfnpVOGCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T06:53:39.257845Z"},"content_sha256":"946ca9604e41bb6eb2cd291bdc16df1273063da91db49d37694eaac6f9d10d32","schema_version":"1.0","event_id":"sha256:946ca9604e41bb6eb2cd291bdc16df1273063da91db49d37694eaac6f9d10d32"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/7J7PKPU56UAR3JMPID7O2WZW4W/bundle.json","state_url":"https://pith.science/pith/7J7PKPU56UAR3JMPID7O2WZW4W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/7J7PKPU56UAR3JMPID7O2WZW4W/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":"2026-05-30T06:53:39Z","links":{"resolver":"https://pith.science/pith/7J7PKPU56UAR3JMPID7O2WZW4W","bundle":"https://pith.science/pith/7J7PKPU56UAR3JMPID7O2WZW4W/bundle.json","state":"https://pith.science/pith/7J7PKPU56UAR3JMPID7O2WZW4W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/7J7PKPU56UAR3JMPID7O2WZW4W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:7J7PKPU56UAR3JMPID7O2WZW4W","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":"73ae55b935c9b04515ebad88cf251f4951105fafa494c61e89a27fd76c859f55","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-07-02T16:47:13Z","title_canon_sha256":"26664d2bed595ae133ff439f340048d045c463bfcdf42ae59b7483158eb4a846"},"schema_version":"1.0","source":{"id":"1407.0641","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.0641","created_at":"2026-05-18T01:42:42Z"},{"alias_kind":"arxiv_version","alias_value":"1407.0641v1","created_at":"2026-05-18T01:42:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.0641","created_at":"2026-05-18T01:42:42Z"},{"alias_kind":"pith_short_12","alias_value":"7J7PKPU56UAR","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_16","alias_value":"7J7PKPU56UAR3JMP","created_at":"2026-05-18T12:28:19Z"},{"alias_kind":"pith_short_8","alias_value":"7J7PKPU5","created_at":"2026-05-18T12:28:19Z"}],"graph_snapshots":[{"event_id":"sha256:946ca9604e41bb6eb2cd291bdc16df1273063da91db49d37694eaac6f9d10d32","target":"graph","created_at":"2026-05-18T01:42:42Z","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":"Monolithic Active Pixel Sensors (MAPS) have been developed since the late 1990s based on silicon substrates with a thin epitaxial layer (thickness of 10-15 $\\mu$m) in which charge is collected on an electrode, albeit by disordered and slow diffusion rather than by drift in a directed electric field. As a consequence, the signal is small ($\\approx$ 1000 e$^-$) and the radiation tolerance is much below the LHC requirements by factors of 100 to 1000. In this paper we present the development of a fully Depleted Monolithic Active Pixel Sensors (DMAPS) based on a high resistivity substrate allowing ","authors_text":"Hans Kr\\\"uger, Leonard Germic, Miroslav Havr\\'anek, Norbert Wermes, Tetsuichi Kishishita, Theresa Obermann, Tomasz Hemperek, Yunan Fu","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-07-02T16:47:13Z","title":"DMAPS: a fully depleted monolithic active pixel sensor - analog performance characterization"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.0641","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":"sha256:92d32de8095dcfb95dccf8b4868b63b6feaad596856afe6cc0f40749f1da6fc9","target":"record","created_at":"2026-05-18T01:42:42Z","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":"73ae55b935c9b04515ebad88cf251f4951105fafa494c61e89a27fd76c859f55","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2014-07-02T16:47:13Z","title_canon_sha256":"26664d2bed595ae133ff439f340048d045c463bfcdf42ae59b7483158eb4a846"},"schema_version":"1.0","source":{"id":"1407.0641","kind":"arxiv","version":1}},"canonical_sha256":"fa7ef53e9df5011da58f40feed5b36e5a75f77eb6a32b80957edc35998a3d40b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"fa7ef53e9df5011da58f40feed5b36e5a75f77eb6a32b80957edc35998a3d40b","first_computed_at":"2026-05-18T01:42:42.648829Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:42.648829Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"V7rQ0SMT175NgkOKJjpvIQkSNt4FNRBHdDwtr0OADNVpkH4DIAchOl/RYLV8W0IITRuSRv0ETFqFTMbaTEbCCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:42.649362Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.0641","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:92d32de8095dcfb95dccf8b4868b63b6feaad596856afe6cc0f40749f1da6fc9","sha256:946ca9604e41bb6eb2cd291bdc16df1273063da91db49d37694eaac6f9d10d32"],"state_sha256":"f1e73e5be9a4840493c1412b4da37ab18953bbaefa376db0deb8f7d9520f586e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WzAQbOtD1bt/Dtq/LIxPpbmOatF8OIXF3/F6u9CkrXibMG37kODk71pEdDbU71P6V33E+VDFsEyWEZ6BBI0yAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T06:53:39.261278Z","bundle_sha256":"873aef5e753a6b35bc81dfde662647e8dee19376a03608c710dd473f8631ad72"}}