{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:YMJ66BM4GTMEDTK2QTPTLNPLEB","short_pith_number":"pith:YMJ66BM4","canonical_record":{"source":{"id":"1811.05204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T10:46:37Z","cross_cats_sorted":[],"title_canon_sha256":"6e68dcbc5dd4cab0e9ece0482cd039ebe19f3ca202f5b9fc6e0e30a413459962","abstract_canon_sha256":"77dc294bc544f3a114dc9ca6edce0fd93f5cfeb14a6ea484a622f36a5b6fd648"},"schema_version":"1.0"},"canonical_sha256":"c313ef059c34d841cd5a84df35b5eb20516d37fdb50970aa300cbf83a4c4a67e","source":{"kind":"arxiv","id":"1811.05204","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05204","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05204v1","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05204","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"pith_short_12","alias_value":"YMJ66BM4GTME","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"YMJ66BM4GTMEDTK2","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"YMJ66BM4","created_at":"2026-05-18T12:33:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:YMJ66BM4GTMEDTK2QTPTLNPLEB","target":"record","payload":{"canonical_record":{"source":{"id":"1811.05204","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T10:46:37Z","cross_cats_sorted":[],"title_canon_sha256":"6e68dcbc5dd4cab0e9ece0482cd039ebe19f3ca202f5b9fc6e0e30a413459962","abstract_canon_sha256":"77dc294bc544f3a114dc9ca6edce0fd93f5cfeb14a6ea484a622f36a5b6fd648"},"schema_version":"1.0"},"canonical_sha256":"c313ef059c34d841cd5a84df35b5eb20516d37fdb50970aa300cbf83a4c4a67e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:00:46.628522Z","signature_b64":"hknc8Cv0o0YwKpWmUjJ+NA9/dduc4PWj26VF+8xgYf7a6IAIqg82hWcu4t0L8Bhhk69ckzq3ehBEBasOBbxvAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c313ef059c34d841cd5a84df35b5eb20516d37fdb50970aa300cbf83a4c4a67e","last_reissued_at":"2026-05-18T00:00:46.628150Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:00:46.628150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1811.05204","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":"2026-05-18T00:00:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GyuELzbJWreGA3Z42MSl2cwkDELjZx3fjG1BYkLU0Mllk/sb1CgTZcbtGGO9ojV56D7SLr9kPCCj8zDquIX3Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:17:56.319287Z"},"content_sha256":"3c3c715e202631867e421db499530151257dbcd8baa5a7aebfb3a9908cb466a5","schema_version":"1.0","event_id":"sha256:3c3c715e202631867e421db499530151257dbcd8baa5a7aebfb3a9908cb466a5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:YMJ66BM4GTMEDTK2QTPTLNPLEB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Proton Irradiation Induced Defects in \\b{eta}-Ga2O3: a combined EPR and Theory Study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Dmitry Skachkov, Hans J\\\"urgen von Bardeleben, Peter De\\'ak, QuocDuy Ho, Shengqiang Zhou, Uwe Gerstmann, Walter R. L. Lambrecht","submitted_at":"2018-11-13T10:46:37Z","abstract_excerpt":"Proton irradiation of both n-type and semi-insulating bulk samples of \\b{eta}-Ga2O3 leads to the formation of one paramagnetic defect with spin S=1/2, monoclinic point symmetry, a g-tensor with principal values of gb=2.0313, gc=2.0079, ga*= 2.0025 and quasi isotropic superhyperfine interaction of 13G with two equivalent Ga neigbours. Its high introduction rate indicates it to be a primary irradiation induced defect. At low temperature, photoexcitation transforms this defect into a different metastable S=1/2 center with principal g-values of gb=2.0064, gc=2.0464, ga*= 2.0024 and a reduced hyper"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05204","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":"2026-05-18T00:00:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BMHTlTnpqx1nw9TEnzhFOkXsYxZW+CRNJNtptI4Y9+5uaDClVn5R+TBCInlqbyPqnb2Npk+cBJRLBOUd/GAyDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T00:17:56.319930Z"},"content_sha256":"269b0ef1101045a349ef4fd470152e1695bc65ecda5e67ae22c513aaf96d5d31","schema_version":"1.0","event_id":"sha256:269b0ef1101045a349ef4fd470152e1695bc65ecda5e67ae22c513aaf96d5d31"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB/bundle.json","state_url":"https://pith.science/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB/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":"2026-05-26T00:17:56Z","links":{"resolver":"https://pith.science/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB","bundle":"https://pith.science/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB/bundle.json","state":"https://pith.science/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YMJ66BM4GTMEDTK2QTPTLNPLEB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:YMJ66BM4GTMEDTK2QTPTLNPLEB","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":"77dc294bc544f3a114dc9ca6edce0fd93f5cfeb14a6ea484a622f36a5b6fd648","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T10:46:37Z","title_canon_sha256":"6e68dcbc5dd4cab0e9ece0482cd039ebe19f3ca202f5b9fc6e0e30a413459962"},"schema_version":"1.0","source":{"id":"1811.05204","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1811.05204","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"arxiv_version","alias_value":"1811.05204v1","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.05204","created_at":"2026-05-18T00:00:46Z"},{"alias_kind":"pith_short_12","alias_value":"YMJ66BM4GTME","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_16","alias_value":"YMJ66BM4GTMEDTK2","created_at":"2026-05-18T12:33:04Z"},{"alias_kind":"pith_short_8","alias_value":"YMJ66BM4","created_at":"2026-05-18T12:33:04Z"}],"graph_snapshots":[{"event_id":"sha256:269b0ef1101045a349ef4fd470152e1695bc65ecda5e67ae22c513aaf96d5d31","target":"graph","created_at":"2026-05-18T00:00:46Z","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":"Proton irradiation of both n-type and semi-insulating bulk samples of \\b{eta}-Ga2O3 leads to the formation of one paramagnetic defect with spin S=1/2, monoclinic point symmetry, a g-tensor with principal values of gb=2.0313, gc=2.0079, ga*= 2.0025 and quasi isotropic superhyperfine interaction of 13G with two equivalent Ga neigbours. Its high introduction rate indicates it to be a primary irradiation induced defect. At low temperature, photoexcitation transforms this defect into a different metastable S=1/2 center with principal g-values of gb=2.0064, gc=2.0464, ga*= 2.0024 and a reduced hyper","authors_text":"Dmitry Skachkov, Hans J\\\"urgen von Bardeleben, Peter De\\'ak, QuocDuy Ho, Shengqiang Zhou, Uwe Gerstmann, Walter R. L. Lambrecht","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T10:46:37Z","title":"Proton Irradiation Induced Defects in \\b{eta}-Ga2O3: a combined EPR and Theory Study"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.05204","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":"sha256:3c3c715e202631867e421db499530151257dbcd8baa5a7aebfb3a9908cb466a5","target":"record","created_at":"2026-05-18T00:00:46Z","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":"77dc294bc544f3a114dc9ca6edce0fd93f5cfeb14a6ea484a622f36a5b6fd648","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-13T10:46:37Z","title_canon_sha256":"6e68dcbc5dd4cab0e9ece0482cd039ebe19f3ca202f5b9fc6e0e30a413459962"},"schema_version":"1.0","source":{"id":"1811.05204","kind":"arxiv","version":1}},"canonical_sha256":"c313ef059c34d841cd5a84df35b5eb20516d37fdb50970aa300cbf83a4c4a67e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c313ef059c34d841cd5a84df35b5eb20516d37fdb50970aa300cbf83a4c4a67e","first_computed_at":"2026-05-18T00:00:46.628150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:00:46.628150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"hknc8Cv0o0YwKpWmUjJ+NA9/dduc4PWj26VF+8xgYf7a6IAIqg82hWcu4t0L8Bhhk69ckzq3ehBEBasOBbxvAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:00:46.628522Z","signed_message":"canonical_sha256_bytes"},"source_id":"1811.05204","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3c3c715e202631867e421db499530151257dbcd8baa5a7aebfb3a9908cb466a5","sha256:269b0ef1101045a349ef4fd470152e1695bc65ecda5e67ae22c513aaf96d5d31"],"state_sha256":"e71bbaac3d727f679f3bae64ef2759496097a90a4f7e0d8e7aeb4047704e4361"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BPvqMVyia1hecvmWnUXjZuhqwnQ0GkCKBSFLp9v/7p9Iqa61iiOakNm4b5Hg0GVNJtPen+CSogFgTG6/mrpXCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T00:17:56.323427Z","bundle_sha256":"9be58f0555873f4926e333125ee451f88cb64ff9366bb3682eef5cf62fbd1176"}}