{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:EV5PKTL6LOAHRYOWRA5P6DWMYK","short_pith_number":"pith:EV5PKTL6","canonical_record":{"source":{"id":"1204.1266","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-04-05T16:08:50Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"3074441431ce7619d21f3e9c1c830bfb5049e05d520265f56d259fbe039c130e","abstract_canon_sha256":"ea910bb2037af727e1e6ed2ad5c69d359e94e95592309077c556539c14591546"},"schema_version":"1.0"},"canonical_sha256":"257af54d7e5b8078e1d6883aff0eccc29a6945477759b543398cab9b56be03f4","source":{"kind":"arxiv","id":"1204.1266","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1266","created_at":"2026-05-18T03:41:12Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1266v3","created_at":"2026-05-18T03:41:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1266","created_at":"2026-05-18T03:41:12Z"},{"alias_kind":"pith_short_12","alias_value":"EV5PKTL6LOAH","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EV5PKTL6LOAHRYOW","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EV5PKTL6","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:EV5PKTL6LOAHRYOWRA5P6DWMYK","target":"record","payload":{"canonical_record":{"source":{"id":"1204.1266","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-04-05T16:08:50Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"3074441431ce7619d21f3e9c1c830bfb5049e05d520265f56d259fbe039c130e","abstract_canon_sha256":"ea910bb2037af727e1e6ed2ad5c69d359e94e95592309077c556539c14591546"},"schema_version":"1.0"},"canonical_sha256":"257af54d7e5b8078e1d6883aff0eccc29a6945477759b543398cab9b56be03f4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:41:12.509311Z","signature_b64":"YSiW6jxpHAaybmVRErb41ruUMaB4yLIEMYM0DODZkMjyXFpLChvMyiUB/VbMfUVU31JcpwIi4xpaX89sNCYYBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"257af54d7e5b8078e1d6883aff0eccc29a6945477759b543398cab9b56be03f4","last_reissued_at":"2026-05-18T03:41:12.508773Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:41:12.508773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.1266","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:41:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fWZuvH7SaFb3Sa5H4utFOGXGFyoC8Qe3WYeMMWIdSC9k+T43lQXUDMVCZA87pz2YJqF+gK2uq4mvKkcoD0GGCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T23:08:01.716630Z"},"content_sha256":"c0aa710b877a9cadf06d7055c42e8be302821fad7d9c372329a3bebe7e17be09","schema_version":"1.0","event_id":"sha256:c0aa710b877a9cadf06d7055c42e8be302821fad7d9c372329a3bebe7e17be09"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:EV5PKTL6LOAHRYOWRA5P6DWMYK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Planar Pixel Sensors for the ATLAS Upgrade: Beam Tests results","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"(10) Section de Physique (DPNC), (11) Deutsches Elektronen-Synchrotron (DESY), (12) High Energy Accelerator Research Organization, (13) The University of Liverpool, (2) Technische Universit\\\"at Dortmund, (3) Max-Planck-Institut f\\\"ur Physik, (4) CERN, (5) Laboratoire de Physique Nucleaire et de Hautes \\'Energies (LPNHE), 6), (6) Dipartimento di Fisica E. Fermi, (7) Institut de F\\'isica d'Altes Energies (IFAE), (8) Division of elementary particle physics - Institute of Physics of the Academy of Sciences of the Czech Republic, (9) Tokyo Institute Of Technology, A. La Rosa (10), A. Macchiolo (3), A. Rummler (2), Bellaterra, B. Ristic (2), C. Gallrapp (4), Czech Republic, D. M\\\"unstermann (4), Dortmund, Fakult\\\"at Physik, France, G. Calderini (5, Gen\\`eve, Georg-August-Universit\\\"at G\\\"ottingen, Germany, G. Marchiori (5), G. Piacquadio (4), G. Troska (2), Hamburg, INFN Sez. di Pisa, I. Rubinskiy (11), Italy, I. Tsurin (13), Japan, J. Jentzsch (4), J. Weingarten (1), Liverpool, M. Beimforde (3), M. Benoit (4), M. Bomben (5), M. George (1), M\\\"unchen, O. Jinnouchi (9), Paris, Pisa, Prague, P. Weigell (3), R. Nagai (9), S. Altenheiner (2), S. Gibson (4), S. Grinstein (7), Spain, S. Tsiskaridtze (7), Switzerland, T. Kishida (9), Tokyo, Tsukuba, T. Wittig (2) ((1) II. Physikalisches Institut, United Kingdom), Universit\\`a di Pisa, Universit\\'e de Gen\\`eve, V. Libov (11), Y. Takubo (12), Y. Unno (12), Z. Janoska (8)","submitted_at":"2012-04-05T16:08:50Z","abstract_excerpt":"Results of beam tests with planar silicon pixel sensors aimed towards the ATLAS Insertable B-Layer and High Luminosity LHC (HL-LHC) upgrades are presented. Measurements include spatial resolution, charge collection performance and charge sharing between neighbouring cells as a function of track incidence angle for different bulk materials. Measurements of n-in-n pixel sensors are presented as a function of fluence for different irradiations. Furthermore p-type silicon sensors from several vendors with slightly differing layouts were tested. All tested sensors were connected by bump-bonding to "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1266","kind":"arxiv","version":3},"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":"2026-05-18T03:41:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"83W7DLyz/Uil0VAv/sFelQSpdisJ6cYByYASaEFyTR2ZN6E5ulHZ7HIq2arBOWAWAY8JbBsOoEZkkD79g2aNCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T23:08:01.717009Z"},"content_sha256":"2ed26f1e53eefd38e1e23ffd0dbd9674efa48e3580e2faad2f772a5934218d6e","schema_version":"1.0","event_id":"sha256:2ed26f1e53eefd38e1e23ffd0dbd9674efa48e3580e2faad2f772a5934218d6e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK/bundle.json","state_url":"https://pith.science/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK/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":"2026-05-19T23:08:01Z","links":{"resolver":"https://pith.science/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK","bundle":"https://pith.science/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK/bundle.json","state":"https://pith.science/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EV5PKTL6LOAHRYOWRA5P6DWMYK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:EV5PKTL6LOAHRYOWRA5P6DWMYK","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":"ea910bb2037af727e1e6ed2ad5c69d359e94e95592309077c556539c14591546","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-04-05T16:08:50Z","title_canon_sha256":"3074441431ce7619d21f3e9c1c830bfb5049e05d520265f56d259fbe039c130e"},"schema_version":"1.0","source":{"id":"1204.1266","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1266","created_at":"2026-05-18T03:41:12Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1266v3","created_at":"2026-05-18T03:41:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1266","created_at":"2026-05-18T03:41:12Z"},{"alias_kind":"pith_short_12","alias_value":"EV5PKTL6LOAH","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"EV5PKTL6LOAHRYOW","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"EV5PKTL6","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:2ed26f1e53eefd38e1e23ffd0dbd9674efa48e3580e2faad2f772a5934218d6e","target":"graph","created_at":"2026-05-18T03:41:12Z","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":"Results of beam tests with planar silicon pixel sensors aimed towards the ATLAS Insertable B-Layer and High Luminosity LHC (HL-LHC) upgrades are presented. Measurements include spatial resolution, charge collection performance and charge sharing between neighbouring cells as a function of track incidence angle for different bulk materials. Measurements of n-in-n pixel sensors are presented as a function of fluence for different irradiations. Furthermore p-type silicon sensors from several vendors with slightly differing layouts were tested. All tested sensors were connected by bump-bonding to ","authors_text":"(10) Section de Physique (DPNC), (11) Deutsches Elektronen-Synchrotron (DESY), (12) High Energy Accelerator Research Organization, (13) The University of Liverpool, (2) Technische Universit\\\"at Dortmund, (3) Max-Planck-Institut f\\\"ur Physik, (4) CERN, (5) Laboratoire de Physique Nucleaire et de Hautes \\'Energies (LPNHE), 6), (6) Dipartimento di Fisica E. Fermi, (7) Institut de F\\'isica d'Altes Energies (IFAE), (8) Division of elementary particle physics - Institute of Physics of the Academy of Sciences of the Czech Republic, (9) Tokyo Institute Of Technology, A. La Rosa (10), A. Macchiolo (3), A. Rummler (2), Bellaterra, B. Ristic (2), C. Gallrapp (4), Czech Republic, D. M\\\"unstermann (4), Dortmund, Fakult\\\"at Physik, France, G. Calderini (5, Gen\\`eve, Georg-August-Universit\\\"at G\\\"ottingen, Germany, G. Marchiori (5), G. Piacquadio (4), G. Troska (2), Hamburg, INFN Sez. di Pisa, I. Rubinskiy (11), Italy, I. Tsurin (13), Japan, J. Jentzsch (4), J. Weingarten (1), Liverpool, M. Beimforde (3), M. Benoit (4), M. Bomben (5), M. George (1), M\\\"unchen, O. Jinnouchi (9), Paris, Pisa, Prague, P. Weigell (3), R. Nagai (9), S. Altenheiner (2), S. Gibson (4), S. Grinstein (7), Spain, S. Tsiskaridtze (7), Switzerland, T. Kishida (9), Tokyo, Tsukuba, T. Wittig (2) ((1) II. Physikalisches Institut, United Kingdom), Universit\\`a di Pisa, Universit\\'e de Gen\\`eve, V. Libov (11), Y. Takubo (12), Y. Unno (12), Z. Janoska (8)","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-04-05T16:08:50Z","title":"Planar Pixel Sensors for the ATLAS Upgrade: Beam Tests results"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1266","kind":"arxiv","version":3},"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:c0aa710b877a9cadf06d7055c42e8be302821fad7d9c372329a3bebe7e17be09","target":"record","created_at":"2026-05-18T03:41:12Z","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":"ea910bb2037af727e1e6ed2ad5c69d359e94e95592309077c556539c14591546","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2012-04-05T16:08:50Z","title_canon_sha256":"3074441431ce7619d21f3e9c1c830bfb5049e05d520265f56d259fbe039c130e"},"schema_version":"1.0","source":{"id":"1204.1266","kind":"arxiv","version":3}},"canonical_sha256":"257af54d7e5b8078e1d6883aff0eccc29a6945477759b543398cab9b56be03f4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"257af54d7e5b8078e1d6883aff0eccc29a6945477759b543398cab9b56be03f4","first_computed_at":"2026-05-18T03:41:12.508773Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:41:12.508773Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YSiW6jxpHAaybmVRErb41ruUMaB4yLIEMYM0DODZkMjyXFpLChvMyiUB/VbMfUVU31JcpwIi4xpaX89sNCYYBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:41:12.509311Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.1266","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c0aa710b877a9cadf06d7055c42e8be302821fad7d9c372329a3bebe7e17be09","sha256:2ed26f1e53eefd38e1e23ffd0dbd9674efa48e3580e2faad2f772a5934218d6e"],"state_sha256":"2f8e79581b334f44d5685cb7d5cdaaa2332a1e60c61812d1b39f50bf68491163"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d4A/5Ajm4nBrk5eOtnUimd3szy1T0SN21Ybg2kUCXhnwojtwC3QxfO0OB6Eu0GOV6STXwzOwThJWb6JvzoxtAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T23:08:01.719101Z","bundle_sha256":"9e57fe63369c407d6e42e339b2319564d2d18f53576e1209bec541250c43c227"}}