{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:GQXCTYWJGKJXX3L2EJ7JSA5BIU","short_pith_number":"pith:GQXCTYWJ","canonical_record":{"source":{"id":"1511.08620","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-27T10:57:56Z","cross_cats_sorted":[],"title_canon_sha256":"201eb09a88fc85f876e2c216b2c4e4a006f67e2eea12e43b6f56db086625fa48","abstract_canon_sha256":"da4e55efe653860d017b5bebe44cf7e257a07bb30f67a987eacb16d2010b8a20"},"schema_version":"1.0"},"canonical_sha256":"342e29e2c932937bed7a227e9903a1450d8d32ffa8748157950186d96d86ceb5","source":{"kind":"arxiv","id":"1511.08620","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.08620","created_at":"2026-05-18T01:25:48Z"},{"alias_kind":"arxiv_version","alias_value":"1511.08620v1","created_at":"2026-05-18T01:25:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08620","created_at":"2026-05-18T01:25:48Z"},{"alias_kind":"pith_short_12","alias_value":"GQXCTYWJGKJX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GQXCTYWJGKJXX3L2","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GQXCTYWJ","created_at":"2026-05-18T12:29:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:GQXCTYWJGKJXX3L2EJ7JSA5BIU","target":"record","payload":{"canonical_record":{"source":{"id":"1511.08620","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-27T10:57:56Z","cross_cats_sorted":[],"title_canon_sha256":"201eb09a88fc85f876e2c216b2c4e4a006f67e2eea12e43b6f56db086625fa48","abstract_canon_sha256":"da4e55efe653860d017b5bebe44cf7e257a07bb30f67a987eacb16d2010b8a20"},"schema_version":"1.0"},"canonical_sha256":"342e29e2c932937bed7a227e9903a1450d8d32ffa8748157950186d96d86ceb5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:25:48.511033Z","signature_b64":"SxyNbV8QFUhPlJLuraiBLoL0qiNjpLtw8V4c9anrtDwDQ+zbeskBTkI9jfrr6eTbpD6sEEfUouS3vz0zBswpAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"342e29e2c932937bed7a227e9903a1450d8d32ffa8748157950186d96d86ceb5","last_reissued_at":"2026-05-18T01:25:48.510515Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:25:48.510515Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1511.08620","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":"2026-05-18T01:25:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"A3BoSXFci0GOeMzAteEYTsn2VHMqxN37Mvmt+9oMQftgodf2lCckyKVrwUYppKuP1c115Aj8089RmwjMd8y3CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T21:48:43.171409Z"},"content_sha256":"e1fb21839ea2ad277e3b9a2bd285b7481527189b749c9c02e7d39d8554103fa4","schema_version":"1.0","event_id":"sha256:e1fb21839ea2ad277e3b9a2bd285b7481527189b749c9c02e7d39d8554103fa4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:GQXCTYWJGKJXX3L2EJ7JSA5BIU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Effect of interstitial-driven lattice expansion on the stacking fault energy in austenitic steels","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Kalevi Kokko, Levente Vitos, Qing-Miao Hu, Se Kyun Kwon, Song Lu, Staffan Hertzman, Wei Li","submitted_at":"2015-11-27T10:57:56Z","abstract_excerpt":"Interstitials (carbon and nitrogen) are crucial alloying elements for optimizing the mechanical performance of the twinning-induced plasticity (TWIP) steels in terms of the stacking fault energy (SFE). First-principles calculations have been performed to study the effect of interstitial-induced lattice expansion on the SFE. Comparing the predictions with the SFEs measured for alloys containing C and N, our results suggest that the dominant effect of these interstitials on the SFE is due to the lattice expansion effect."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08620","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":"2026-05-18T01:25:48Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HNjTy7Fuv6+HQT3ZZ/KdicxJwwt2W8oqz6wyZIcGjPb09ToY4eXjWVtdi3+nCir8Pe5ZEwC0JUGeaBvq+LCACQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T21:48:43.171746Z"},"content_sha256":"df7a669784fe4f2899089c60aa8cb381e491e9476ad93f5f5df2ed032ca2174b","schema_version":"1.0","event_id":"sha256:df7a669784fe4f2899089c60aa8cb381e491e9476ad93f5f5df2ed032ca2174b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU/bundle.json","state_url":"https://pith.science/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU/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":"2026-06-27T21:48:43Z","links":{"resolver":"https://pith.science/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU","bundle":"https://pith.science/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU/bundle.json","state":"https://pith.science/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GQXCTYWJGKJXX3L2EJ7JSA5BIU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:GQXCTYWJGKJXX3L2EJ7JSA5BIU","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":"da4e55efe653860d017b5bebe44cf7e257a07bb30f67a987eacb16d2010b8a20","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-27T10:57:56Z","title_canon_sha256":"201eb09a88fc85f876e2c216b2c4e4a006f67e2eea12e43b6f56db086625fa48"},"schema_version":"1.0","source":{"id":"1511.08620","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1511.08620","created_at":"2026-05-18T01:25:48Z"},{"alias_kind":"arxiv_version","alias_value":"1511.08620v1","created_at":"2026-05-18T01:25:48Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1511.08620","created_at":"2026-05-18T01:25:48Z"},{"alias_kind":"pith_short_12","alias_value":"GQXCTYWJGKJX","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_16","alias_value":"GQXCTYWJGKJXX3L2","created_at":"2026-05-18T12:29:22Z"},{"alias_kind":"pith_short_8","alias_value":"GQXCTYWJ","created_at":"2026-05-18T12:29:22Z"}],"graph_snapshots":[{"event_id":"sha256:df7a669784fe4f2899089c60aa8cb381e491e9476ad93f5f5df2ed032ca2174b","target":"graph","created_at":"2026-05-18T01:25:48Z","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":"Interstitials (carbon and nitrogen) are crucial alloying elements for optimizing the mechanical performance of the twinning-induced plasticity (TWIP) steels in terms of the stacking fault energy (SFE). First-principles calculations have been performed to study the effect of interstitial-induced lattice expansion on the SFE. Comparing the predictions with the SFEs measured for alloys containing C and N, our results suggest that the dominant effect of these interstitials on the SFE is due to the lattice expansion effect.","authors_text":"Kalevi Kokko, Levente Vitos, Qing-Miao Hu, Se Kyun Kwon, Song Lu, Staffan Hertzman, Wei Li","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-27T10:57:56Z","title":"Effect of interstitial-driven lattice expansion on the stacking fault energy in austenitic steels"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1511.08620","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:e1fb21839ea2ad277e3b9a2bd285b7481527189b749c9c02e7d39d8554103fa4","target":"record","created_at":"2026-05-18T01:25:48Z","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":"da4e55efe653860d017b5bebe44cf7e257a07bb30f67a987eacb16d2010b8a20","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-11-27T10:57:56Z","title_canon_sha256":"201eb09a88fc85f876e2c216b2c4e4a006f67e2eea12e43b6f56db086625fa48"},"schema_version":"1.0","source":{"id":"1511.08620","kind":"arxiv","version":1}},"canonical_sha256":"342e29e2c932937bed7a227e9903a1450d8d32ffa8748157950186d96d86ceb5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"342e29e2c932937bed7a227e9903a1450d8d32ffa8748157950186d96d86ceb5","first_computed_at":"2026-05-18T01:25:48.510515Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:25:48.510515Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SxyNbV8QFUhPlJLuraiBLoL0qiNjpLtw8V4c9anrtDwDQ+zbeskBTkI9jfrr6eTbpD6sEEfUouS3vz0zBswpAA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:25:48.511033Z","signed_message":"canonical_sha256_bytes"},"source_id":"1511.08620","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1fb21839ea2ad277e3b9a2bd285b7481527189b749c9c02e7d39d8554103fa4","sha256:df7a669784fe4f2899089c60aa8cb381e491e9476ad93f5f5df2ed032ca2174b"],"state_sha256":"8556c55368a0d92440f8cdb4a7fe95e456fa21005beb24654d033467fbe48577"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Fse+6HtwKIfSDnj5HDXSpkfZTmKq3iEhZW86ebgjBistanL2hi5Ulbaln/YZItZbp8i/Ym7nIao1P4WI+mzCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T21:48:43.173622Z","bundle_sha256":"549d55dd12baa297633c6a7a31b3c511548b77f0499b83b29315c092bc500db9"}}