{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:6VSK4V37KIWHEZDBAPMQAJRMTC","short_pith_number":"pith:6VSK4V37","canonical_record":{"source":{"id":"2212.10322","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2022-12-20T15:14:25Z","cross_cats_sorted":[],"title_canon_sha256":"e97abe7a51e67b52ea04ee10465a85930d0fab1bb7ef82286a9c46c34ef105e2","abstract_canon_sha256":"c494403b97500c157f849c66d01e930c4ba53dba915dd3466b2548212d5690f7"},"schema_version":"1.0"},"canonical_sha256":"f564ae577f522c72646103d900262c9894b32234d04e486157557d8bdb6bfddb","source":{"kind":"arxiv","id":"2212.10322","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.10322","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"arxiv_version","alias_value":"2212.10322v1","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.10322","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"pith_short_12","alias_value":"6VSK4V37KIWH","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"pith_short_16","alias_value":"6VSK4V37KIWHEZDB","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"pith_short_8","alias_value":"6VSK4V37","created_at":"2026-07-05T06:35:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:6VSK4V37KIWHEZDBAPMQAJRMTC","target":"record","payload":{"canonical_record":{"source":{"id":"2212.10322","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2022-12-20T15:14:25Z","cross_cats_sorted":[],"title_canon_sha256":"e97abe7a51e67b52ea04ee10465a85930d0fab1bb7ef82286a9c46c34ef105e2","abstract_canon_sha256":"c494403b97500c157f849c66d01e930c4ba53dba915dd3466b2548212d5690f7"},"schema_version":"1.0"},"canonical_sha256":"f564ae577f522c72646103d900262c9894b32234d04e486157557d8bdb6bfddb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:35:25.558744Z","signature_b64":"0M5lkQOJRaC6ap2QSgG6Or8rAKYgw9Vp/fsmUlU214UhdI5TeHpkmViLj12hDnN9ZmhoWH3iKVQrvG0lk+tWDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f564ae577f522c72646103d900262c9894b32234d04e486157557d8bdb6bfddb","last_reissued_at":"2026-07-05T06:35:25.558260Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:35:25.558260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.10322","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":"2026-07-05T06:35:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DH04KTWZIhtVSq3JLrWPGHHsEp/uCh1Ned6apJXnqBfGOrcBuY+W+ZHmBpkqmf8EAz7jkyUQdIjNbm9xD3paBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T13:30:53.265563Z"},"content_sha256":"32a2641e10462719f5c53f0555e24d63fcaafe73c6f8826285312830efcf407d","schema_version":"1.0","event_id":"sha256:32a2641e10462719f5c53f0555e24d63fcaafe73c6f8826285312830efcf407d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:6VSK4V37KIWHEZDBAPMQAJRMTC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Needs, trends, and advances in scintillators for radiographic imaging and tomography","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"Amanda E. Gehring, Anton S. Tremsin, Brenden W. Wiggins, Charles L. Melcher, Christophe Dujardin, C. L. Morris, Daniel G. Robertson, Daniel J. Rutstrom, Ghanshyam Pilania, James F. Hunter, Mariya Zhuravleva, Martin Nikl, Matthew S. Freeman, Nicola M. Winch, Paul Lecoq, Reeju Pokharel, S. A. Watson, Sky K. Sjue, Wei Liu, Zhehui Wang","submitted_at":"2022-12-20T15:14:25Z","abstract_excerpt":"Scintillators are important materials for radiographic imaging and tomography (RadIT), when ionizing radiations are used to reveal internal structures of materials. Since its invention by R\\\"ontgen, RadIT now come in many modalities such as absorption-based X-ray radiography, phase contrast X-ray imaging, coherent X-ray diffractive imaging, high-energy X- and $\\gamma-$ray radiography at above 1 MeV, X-ray computed tomography (CT), proton imaging and tomography (IT), neutron IT, positron emission tomography (PET), high-energy electron radiography, muon tomography, etc. Spatial, temporal resolut"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.10322","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2212.10322/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:35:25Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YZFSTs1QoQ4wMMI/ZRiB2T6IktTUV9yRLNGmGDPZwJaIATTQew8Xg2c/8gv8SynGY8w7jzQw6+ZfJciDk/4dCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-26T13:30:53.265931Z"},"content_sha256":"373a7b2646629d7ac8677530d711a01310bd4ae92195c84efda79447ccef6edf","schema_version":"1.0","event_id":"sha256:373a7b2646629d7ac8677530d711a01310bd4ae92195c84efda79447ccef6edf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6VSK4V37KIWHEZDBAPMQAJRMTC/bundle.json","state_url":"https://pith.science/pith/6VSK4V37KIWHEZDBAPMQAJRMTC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6VSK4V37KIWHEZDBAPMQAJRMTC/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":"2026-07-26T13:30:53Z","links":{"resolver":"https://pith.science/pith/6VSK4V37KIWHEZDBAPMQAJRMTC","bundle":"https://pith.science/pith/6VSK4V37KIWHEZDBAPMQAJRMTC/bundle.json","state":"https://pith.science/pith/6VSK4V37KIWHEZDBAPMQAJRMTC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6VSK4V37KIWHEZDBAPMQAJRMTC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:6VSK4V37KIWHEZDBAPMQAJRMTC","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":"c494403b97500c157f849c66d01e930c4ba53dba915dd3466b2548212d5690f7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2022-12-20T15:14:25Z","title_canon_sha256":"e97abe7a51e67b52ea04ee10465a85930d0fab1bb7ef82286a9c46c34ef105e2"},"schema_version":"1.0","source":{"id":"2212.10322","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.10322","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"arxiv_version","alias_value":"2212.10322v1","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.10322","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"pith_short_12","alias_value":"6VSK4V37KIWH","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"pith_short_16","alias_value":"6VSK4V37KIWHEZDB","created_at":"2026-07-05T06:35:25Z"},{"alias_kind":"pith_short_8","alias_value":"6VSK4V37","created_at":"2026-07-05T06:35:25Z"}],"graph_snapshots":[{"event_id":"sha256:373a7b2646629d7ac8677530d711a01310bd4ae92195c84efda79447ccef6edf","target":"graph","created_at":"2026-07-05T06:35:25Z","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/2212.10322/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Scintillators are important materials for radiographic imaging and tomography (RadIT), when ionizing radiations are used to reveal internal structures of materials. Since its invention by R\\\"ontgen, RadIT now come in many modalities such as absorption-based X-ray radiography, phase contrast X-ray imaging, coherent X-ray diffractive imaging, high-energy X- and $\\gamma-$ray radiography at above 1 MeV, X-ray computed tomography (CT), proton imaging and tomography (IT), neutron IT, positron emission tomography (PET), high-energy electron radiography, muon tomography, etc. Spatial, temporal resolut","authors_text":"Amanda E. Gehring, Anton S. Tremsin, Brenden W. Wiggins, Charles L. Melcher, Christophe Dujardin, C. L. Morris, Daniel G. Robertson, Daniel J. Rutstrom, Ghanshyam Pilania, James F. Hunter, Mariya Zhuravleva, Martin Nikl, Matthew S. Freeman, Nicola M. Winch, Paul Lecoq, Reeju Pokharel, S. A. Watson, Sky K. Sjue, Wei Liu, Zhehui Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2022-12-20T15:14:25Z","title":"Needs, trends, and advances in scintillators for radiographic imaging and tomography"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.10322","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":"sha256:32a2641e10462719f5c53f0555e24d63fcaafe73c6f8826285312830efcf407d","target":"record","created_at":"2026-07-05T06:35:25Z","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":"c494403b97500c157f849c66d01e930c4ba53dba915dd3466b2548212d5690f7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2022-12-20T15:14:25Z","title_canon_sha256":"e97abe7a51e67b52ea04ee10465a85930d0fab1bb7ef82286a9c46c34ef105e2"},"schema_version":"1.0","source":{"id":"2212.10322","kind":"arxiv","version":1}},"canonical_sha256":"f564ae577f522c72646103d900262c9894b32234d04e486157557d8bdb6bfddb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f564ae577f522c72646103d900262c9894b32234d04e486157557d8bdb6bfddb","first_computed_at":"2026-07-05T06:35:25.558260Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:35:25.558260Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0M5lkQOJRaC6ap2QSgG6Or8rAKYgw9Vp/fsmUlU214UhdI5TeHpkmViLj12hDnN9ZmhoWH3iKVQrvG0lk+tWDg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:35:25.558744Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.10322","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:32a2641e10462719f5c53f0555e24d63fcaafe73c6f8826285312830efcf407d","sha256:373a7b2646629d7ac8677530d711a01310bd4ae92195c84efda79447ccef6edf"],"state_sha256":"e6e121995c79fca0129df34be88c155395e871ac39f0624f4e10c9a91d00badf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EC0kgqQEl5rMIIti2GBZNhGH9VPJMshemtynjOJl7nFdRCTkuhlo+gJ1OgXvGmb2r81P+v+I1ZNLMM+GHMnPDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-26T13:30:53.268523Z","bundle_sha256":"50de3b7fec0a40e07c494c8dffed1091d036901fa3e2e85d6d72ee9f9de0602c"}}