{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:BSVKTL3MI4IWEFAJDK3Q3QASIH","short_pith_number":"pith:BSVKTL3M","canonical_record":{"source":{"id":"1810.03001","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-06T13:20:39Z","cross_cats_sorted":[],"title_canon_sha256":"325114e9034880b31951c0cbb6a9ac03e69152ae0c5d201abede019c5b62966d","abstract_canon_sha256":"73c62a866df8290e0b129d36af1aa9b0af67d0787560bf33f484768bedb35e6a"},"schema_version":"1.0"},"canonical_sha256":"0caaa9af6c47116214091ab70dc01241d34829bdeca9b1d2b7e03ed829bcfc5a","source":{"kind":"arxiv","id":"1810.03001","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.03001","created_at":"2026-05-17T23:55:54Z"},{"alias_kind":"arxiv_version","alias_value":"1810.03001v1","created_at":"2026-05-17T23:55:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.03001","created_at":"2026-05-17T23:55:54Z"},{"alias_kind":"pith_short_12","alias_value":"BSVKTL3MI4IW","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BSVKTL3MI4IWEFAJ","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BSVKTL3M","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:BSVKTL3MI4IWEFAJDK3Q3QASIH","target":"record","payload":{"canonical_record":{"source":{"id":"1810.03001","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-06T13:20:39Z","cross_cats_sorted":[],"title_canon_sha256":"325114e9034880b31951c0cbb6a9ac03e69152ae0c5d201abede019c5b62966d","abstract_canon_sha256":"73c62a866df8290e0b129d36af1aa9b0af67d0787560bf33f484768bedb35e6a"},"schema_version":"1.0"},"canonical_sha256":"0caaa9af6c47116214091ab70dc01241d34829bdeca9b1d2b7e03ed829bcfc5a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:54.729736Z","signature_b64":"cci3MkUj/HSWAU5p/EYM6eO/g4Xje8ARbkrcdHPx8r/W6Ua33+LTgmmedJTNF79ZyPalrK/kkFr3Mv5i94O9Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0caaa9af6c47116214091ab70dc01241d34829bdeca9b1d2b7e03ed829bcfc5a","last_reissued_at":"2026-05-17T23:55:54.729099Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:54.729099Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.03001","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":"2026-05-17T23:55:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"j5KtTOa2F5Bj00H7EMo5vfb8tjU9NYwU89I4xi7uCbrsgtTdGCs9XLId4bspeto8diGMRVAObpE7WRNzl2vOCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:22:16.188976Z"},"content_sha256":"f8b4862fa0c6305d0d12af33532275b30a49b73e844d43bad904deb89356566b","schema_version":"1.0","event_id":"sha256:f8b4862fa0c6305d0d12af33532275b30a49b73e844d43bad904deb89356566b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:BSVKTL3MI4IWEFAJDK3Q3QASIH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Stability and electronic properties of planar defects in quaternary I2-II-IV-VI4 semiconductors","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aron Walsh, Ji-Sang Park, Sunghyun Kim","submitted_at":"2018-10-06T13:20:39Z","abstract_excerpt":"Extended defects such as stacking faults and anti-site domain boundaries can perturb the band edges in Cu$_2$ZnSnS$_4$ and Cu$_2$ZnSnSe$_4$, acting as a weak electron barrier or a source for electron capture, respectively. In order to find ways to prohibit the formation of planar defects, we investigated the effect of chemical substitution on the stability of the intrinsic stacking fault and metastable polytypes and analyze their electrical properties. Substitution of Ag for Cu makes stacking faults less stable, whereas the other substitutions (Cd and Ge) promote their formation. Ge substituti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.03001","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":"2026-05-17T23:55:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BybsKSCOw/ejT4FMpvVX0SfmrLAAkmFNsap78AOFZqwqirVppF0Mp1hOyEeZyPk5po0sE9+bmSJ7nC0qZMBQAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T17:22:16.189643Z"},"content_sha256":"505a2f7dca08e5f186281346a59c08b77f234ccadf01fbde7166abbe35702fb2","schema_version":"1.0","event_id":"sha256:505a2f7dca08e5f186281346a59c08b77f234ccadf01fbde7166abbe35702fb2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH/bundle.json","state_url":"https://pith.science/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH/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":"2026-05-25T17:22:16Z","links":{"resolver":"https://pith.science/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH","bundle":"https://pith.science/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH/bundle.json","state":"https://pith.science/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BSVKTL3MI4IWEFAJDK3Q3QASIH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:BSVKTL3MI4IWEFAJDK3Q3QASIH","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":"73c62a866df8290e0b129d36af1aa9b0af67d0787560bf33f484768bedb35e6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-06T13:20:39Z","title_canon_sha256":"325114e9034880b31951c0cbb6a9ac03e69152ae0c5d201abede019c5b62966d"},"schema_version":"1.0","source":{"id":"1810.03001","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.03001","created_at":"2026-05-17T23:55:54Z"},{"alias_kind":"arxiv_version","alias_value":"1810.03001v1","created_at":"2026-05-17T23:55:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.03001","created_at":"2026-05-17T23:55:54Z"},{"alias_kind":"pith_short_12","alias_value":"BSVKTL3MI4IW","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BSVKTL3MI4IWEFAJ","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BSVKTL3M","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:505a2f7dca08e5f186281346a59c08b77f234ccadf01fbde7166abbe35702fb2","target":"graph","created_at":"2026-05-17T23:55:54Z","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":"Extended defects such as stacking faults and anti-site domain boundaries can perturb the band edges in Cu$_2$ZnSnS$_4$ and Cu$_2$ZnSnSe$_4$, acting as a weak electron barrier or a source for electron capture, respectively. In order to find ways to prohibit the formation of planar defects, we investigated the effect of chemical substitution on the stability of the intrinsic stacking fault and metastable polytypes and analyze their electrical properties. Substitution of Ag for Cu makes stacking faults less stable, whereas the other substitutions (Cd and Ge) promote their formation. Ge substituti","authors_text":"Aron Walsh, Ji-Sang Park, Sunghyun Kim","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-06T13:20:39Z","title":"Stability and electronic properties of planar defects in quaternary I2-II-IV-VI4 semiconductors"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.03001","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:f8b4862fa0c6305d0d12af33532275b30a49b73e844d43bad904deb89356566b","target":"record","created_at":"2026-05-17T23:55:54Z","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":"73c62a866df8290e0b129d36af1aa9b0af67d0787560bf33f484768bedb35e6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-06T13:20:39Z","title_canon_sha256":"325114e9034880b31951c0cbb6a9ac03e69152ae0c5d201abede019c5b62966d"},"schema_version":"1.0","source":{"id":"1810.03001","kind":"arxiv","version":1}},"canonical_sha256":"0caaa9af6c47116214091ab70dc01241d34829bdeca9b1d2b7e03ed829bcfc5a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0caaa9af6c47116214091ab70dc01241d34829bdeca9b1d2b7e03ed829bcfc5a","first_computed_at":"2026-05-17T23:55:54.729099Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:54.729099Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cci3MkUj/HSWAU5p/EYM6eO/g4Xje8ARbkrcdHPx8r/W6Ua33+LTgmmedJTNF79ZyPalrK/kkFr3Mv5i94O9Aw==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:54.729736Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.03001","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f8b4862fa0c6305d0d12af33532275b30a49b73e844d43bad904deb89356566b","sha256:505a2f7dca08e5f186281346a59c08b77f234ccadf01fbde7166abbe35702fb2"],"state_sha256":"f9201efd5ce796fc3b9a49ac0089decc8934aae03dac2d9e36688f31c30d17c1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F+r1vMXXuWpX05uCfZaRgtZKSv15CS+d1p+VjFRDKZkM/IgxUWfOsSo2LXUfOuFZiGGTqYNOay4h7YblLjp9Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T17:22:16.193071Z","bundle_sha256":"f944c05abc4d10cf97e373b5e5ce541de7f6a5a156cb393546b271be3d232617"}}