{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:UZDGMYY64VDJUFMJCBTCW3HDFI","short_pith_number":"pith:UZDGMYY6","canonical_record":{"source":{"id":"0904.4791","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-04-30T11:16:14Z","cross_cats_sorted":[],"title_canon_sha256":"37d825aaa34d4679bd03eb55c8c4fabef3070e3cf2fe1c78c709d13c2113ac74","abstract_canon_sha256":"8b22f24b3b1b434f069cd27913f8aa801cfd8052e7ef34701d6dc462f1d1d746"},"schema_version":"1.0"},"canonical_sha256":"a64666631ee5469a158910662b6ce32a26c8ff2b07f74ba46f1fe5833e3d56ad","source":{"kind":"arxiv","id":"0904.4791","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.4791","created_at":"2026-05-18T02:13:48Z"},{"alias_kind":"arxiv_version","alias_value":"0904.4791v1","created_at":"2026-05-18T02:13:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.4791","created_at":"2026-05-18T02:13:48Z"},{"alias_kind":"pith_short_12","alias_value":"UZDGMYY64VDJ","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"UZDGMYY64VDJUFMJ","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"UZDGMYY6","created_at":"2026-05-18T12:26:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:UZDGMYY64VDJUFMJCBTCW3HDFI","target":"record","payload":{"canonical_record":{"source":{"id":"0904.4791","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-04-30T11:16:14Z","cross_cats_sorted":[],"title_canon_sha256":"37d825aaa34d4679bd03eb55c8c4fabef3070e3cf2fe1c78c709d13c2113ac74","abstract_canon_sha256":"8b22f24b3b1b434f069cd27913f8aa801cfd8052e7ef34701d6dc462f1d1d746"},"schema_version":"1.0"},"canonical_sha256":"a64666631ee5469a158910662b6ce32a26c8ff2b07f74ba46f1fe5833e3d56ad","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:13:48.876591Z","signature_b64":"wLx+F/YgUE4JP/Nb0ZJGvyos/DyPV9zToq45Xvb7phhcIx0Fyy36MYMenJOuHB+/erex3suNft3J9rpM1JNuCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a64666631ee5469a158910662b6ce32a26c8ff2b07f74ba46f1fe5833e3d56ad","last_reissued_at":"2026-05-18T02:13:48.874795Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:13:48.874795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0904.4791","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":"2026-05-18T02:13:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TMxUPZn6EIAmNXYkW0MIGB7gJ+zYIQgcVfoYTW1zu+UexRb9lXB7n01xumGzdrhkw/yhmslI7t2E+Ug2PHpuCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T14:34:10.554030Z"},"content_sha256":"b54b9da9589d721c3db23af0676084889ad5e7d28925ba9fb0ef98e5831807cc","schema_version":"1.0","event_id":"sha256:b54b9da9589d721c3db23af0676084889ad5e7d28925ba9fb0ef98e5831807cc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:UZDGMYY64VDJUFMJCBTCW3HDFI","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Structural phase transitions and fundamental band gaps of Mg(x)Zn(1-x)O alloys from first principles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Ernst, I. Mertig, I. V. Maznichenko, J. Henk, M. Bouhassoune, M. Daene, M. Lueders, P. Bruno, W. Hergert, W. M. Temmerman, Z. Szotek","submitted_at":"2009-04-30T11:16:14Z","abstract_excerpt":"The structural phase transitions and the fundamental band gaps of Mg(x)Zn(1-x)O alloys are investigated by detailed first-principles calculations in the entire range of Mg concentrations x, applying a multiple-scattering theoretical approach (Korringa-Kohn-Rostoker method). Disordered alloys are treated within the coherent potential approximation (CPA). The calculations for various crystal phases have given rise to a phase diagram in good agreement with experiments and other theoretical approaches. The phase transition from the wurtzite to the rock-salt structure is predicted at the Mg concent"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.4791","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":"2026-05-18T02:13:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V4RmBCIFgCiJrvjdrJiglJ9dNZjacXgS+i/CmwZe6EnXA5QFNzO5InsVn690j7jdz1ndXwKQIDO7ipMtK4C3Aw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T14:34:10.554716Z"},"content_sha256":"09c30a3004ae7aa7fd30b160d37474cbe1b31ad8b30b5887206eecf10096f470","schema_version":"1.0","event_id":"sha256:09c30a3004ae7aa7fd30b160d37474cbe1b31ad8b30b5887206eecf10096f470"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/UZDGMYY64VDJUFMJCBTCW3HDFI/bundle.json","state_url":"https://pith.science/pith/UZDGMYY64VDJUFMJCBTCW3HDFI/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/UZDGMYY64VDJUFMJCBTCW3HDFI/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":"2026-06-02T14:34:10Z","links":{"resolver":"https://pith.science/pith/UZDGMYY64VDJUFMJCBTCW3HDFI","bundle":"https://pith.science/pith/UZDGMYY64VDJUFMJCBTCW3HDFI/bundle.json","state":"https://pith.science/pith/UZDGMYY64VDJUFMJCBTCW3HDFI/state.json","well_known_bundle":"https://pith.science/.well-known/pith/UZDGMYY64VDJUFMJCBTCW3HDFI/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:UZDGMYY64VDJUFMJCBTCW3HDFI","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":"8b22f24b3b1b434f069cd27913f8aa801cfd8052e7ef34701d6dc462f1d1d746","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-04-30T11:16:14Z","title_canon_sha256":"37d825aaa34d4679bd03eb55c8c4fabef3070e3cf2fe1c78c709d13c2113ac74"},"schema_version":"1.0","source":{"id":"0904.4791","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0904.4791","created_at":"2026-05-18T02:13:48Z"},{"alias_kind":"arxiv_version","alias_value":"0904.4791v1","created_at":"2026-05-18T02:13:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0904.4791","created_at":"2026-05-18T02:13:48Z"},{"alias_kind":"pith_short_12","alias_value":"UZDGMYY64VDJ","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"UZDGMYY64VDJUFMJ","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"UZDGMYY6","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:09c30a3004ae7aa7fd30b160d37474cbe1b31ad8b30b5887206eecf10096f470","target":"graph","created_at":"2026-05-18T02:13:48Z","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":"The structural phase transitions and the fundamental band gaps of Mg(x)Zn(1-x)O alloys are investigated by detailed first-principles calculations in the entire range of Mg concentrations x, applying a multiple-scattering theoretical approach (Korringa-Kohn-Rostoker method). Disordered alloys are treated within the coherent potential approximation (CPA). The calculations for various crystal phases have given rise to a phase diagram in good agreement with experiments and other theoretical approaches. The phase transition from the wurtzite to the rock-salt structure is predicted at the Mg concent","authors_text":"A. Ernst, I. Mertig, I. V. Maznichenko, J. Henk, M. Bouhassoune, M. Daene, M. Lueders, P. Bruno, W. Hergert, W. M. Temmerman, Z. Szotek","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-04-30T11:16:14Z","title":"Structural phase transitions and fundamental band gaps of Mg(x)Zn(1-x)O alloys from first principles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0904.4791","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:b54b9da9589d721c3db23af0676084889ad5e7d28925ba9fb0ef98e5831807cc","target":"record","created_at":"2026-05-18T02:13:48Z","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":"8b22f24b3b1b434f069cd27913f8aa801cfd8052e7ef34701d6dc462f1d1d746","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2009-04-30T11:16:14Z","title_canon_sha256":"37d825aaa34d4679bd03eb55c8c4fabef3070e3cf2fe1c78c709d13c2113ac74"},"schema_version":"1.0","source":{"id":"0904.4791","kind":"arxiv","version":1}},"canonical_sha256":"a64666631ee5469a158910662b6ce32a26c8ff2b07f74ba46f1fe5833e3d56ad","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a64666631ee5469a158910662b6ce32a26c8ff2b07f74ba46f1fe5833e3d56ad","first_computed_at":"2026-05-18T02:13:48.874795Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:13:48.874795Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wLx+F/YgUE4JP/Nb0ZJGvyos/DyPV9zToq45Xvb7phhcIx0Fyy36MYMenJOuHB+/erex3suNft3J9rpM1JNuCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:13:48.876591Z","signed_message":"canonical_sha256_bytes"},"source_id":"0904.4791","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b54b9da9589d721c3db23af0676084889ad5e7d28925ba9fb0ef98e5831807cc","sha256:09c30a3004ae7aa7fd30b160d37474cbe1b31ad8b30b5887206eecf10096f470"],"state_sha256":"4005799b0f19bba13fac7ab26f1a06723c110b7fbdd19165fe6b04c6a911680e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mW5GZutFEB4TtR2nqlPi2VX8hoizSeJLo1BHKspkZ4Efc+a30379btSWN+YkdkM6azxU6yOKHB311iLeT8YDDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T14:34:10.558050Z","bundle_sha256":"98bb3e13fed14b76005685037ebec8feb01dfd3199ff124aade9194e0feb9e1e"}}