{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:Q56YZTBGUFPKC3NHCUGRREJA2E","short_pith_number":"pith:Q56YZTBG","canonical_record":{"source":{"id":"2304.13336","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2023-04-26T07:10:48Z","cross_cats_sorted":[],"title_canon_sha256":"cd0f9cea3490b5d50d948944d71fab4a99943b83c38435f1c54e94f7e65a097a","abstract_canon_sha256":"308d9fd16f7fd9341a4a1ca5d41de07240d09d6c15bb9aa6224ebdcc91fd7e9f"},"schema_version":"1.0"},"canonical_sha256":"877d8ccc26a15ea16da7150d189120d1238234595c3a29af0c27d633a305eb7f","source":{"kind":"arxiv","id":"2304.13336","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.13336","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"arxiv_version","alias_value":"2304.13336v2","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.13336","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_12","alias_value":"Q56YZTBGUFPK","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q56YZTBGUFPKC3NH","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q56YZTBG","created_at":"2026-07-05T06:53:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:Q56YZTBGUFPKC3NHCUGRREJA2E","target":"record","payload":{"canonical_record":{"source":{"id":"2304.13336","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2023-04-26T07:10:48Z","cross_cats_sorted":[],"title_canon_sha256":"cd0f9cea3490b5d50d948944d71fab4a99943b83c38435f1c54e94f7e65a097a","abstract_canon_sha256":"308d9fd16f7fd9341a4a1ca5d41de07240d09d6c15bb9aa6224ebdcc91fd7e9f"},"schema_version":"1.0"},"canonical_sha256":"877d8ccc26a15ea16da7150d189120d1238234595c3a29af0c27d633a305eb7f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:53:37.057293Z","signature_b64":"bvxz0oFMXvFyWjW9yuf5gK+PyIBwn151x1VkpBDy3S+m6E/CF3kdVqL27Oefju/p4XoHJ8r6FX/RGZDfpLJOCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"877d8ccc26a15ea16da7150d189120d1238234595c3a29af0c27d633a305eb7f","last_reissued_at":"2026-07-05T06:53:37.056813Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:53:37.056813Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2304.13336","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T06:53:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"quikeTNxFttDULfDcks5StBKiOFLO9j/4uPsGXDPA+KvO7MtBc5zAIYh4gmUVSMKqouPZTSXXwKuazBQiHy9CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T07:57:08.072731Z"},"content_sha256":"3845a9267ff8a0c3e31a419f631b9356470c5fd4872fa5c1bceb9f0ea6d62683","schema_version":"1.0","event_id":"sha256:3845a9267ff8a0c3e31a419f631b9356470c5fd4872fa5c1bceb9f0ea6d62683"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:Q56YZTBGUFPKC3NHCUGRREJA2E","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Giant segregation transition as origin of liquid metal embrittlement in the Fe-Zn system","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ali Ahmadian, Christian H. Liebscher, Reza Darvishi Kamachali, Robert Maa{\\ss}, Theophilus Wallis, Tilmann Hickel, Ujjal Saikia, Yuki Ikeda","submitted_at":"2023-04-26T07:10:48Z","abstract_excerpt":"A giant Zn segregation transition is revealed using CALPHAD-integrated density-based modelling of segregation into Fe grain boundaries (GBs). The results show that above a threshold of only a few atomic percent Zn in the alloy, a substantial amount of up to 60 at.\\% Zn can segregate to the GB. We found that the amount of segregation abruptly increases with decreasing temperature, while the Zn content in the alloy required for triggering the segregation transition decreases. Direct evidence of the Zn segregation transition is obtained using high-resolution scanning transmission electron microsc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.13336","kind":"arxiv","version":2},"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/2304.13336/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":"2026-07-05T06:53:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rjuXrHs9k0MgLc/htfaYcc9sp6VphkW2n1quhWkGifyLcbuH31sOzJgSsBNHIRGLr02Z9wEPmWIQ49tgS6ZiDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-18T07:57:08.073105Z"},"content_sha256":"ed9f45ba95fe213ddf5cbc381a84eceb5f12384f54e8e8e59031b1cd25e03930","schema_version":"1.0","event_id":"sha256:ed9f45ba95fe213ddf5cbc381a84eceb5f12384f54e8e8e59031b1cd25e03930"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q56YZTBGUFPKC3NHCUGRREJA2E/bundle.json","state_url":"https://pith.science/pith/Q56YZTBGUFPKC3NHCUGRREJA2E/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q56YZTBGUFPKC3NHCUGRREJA2E/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":"2026-07-18T07:57:08Z","links":{"resolver":"https://pith.science/pith/Q56YZTBGUFPKC3NHCUGRREJA2E","bundle":"https://pith.science/pith/Q56YZTBGUFPKC3NHCUGRREJA2E/bundle.json","state":"https://pith.science/pith/Q56YZTBGUFPKC3NHCUGRREJA2E/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q56YZTBGUFPKC3NHCUGRREJA2E/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:Q56YZTBGUFPKC3NHCUGRREJA2E","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":"308d9fd16f7fd9341a4a1ca5d41de07240d09d6c15bb9aa6224ebdcc91fd7e9f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2023-04-26T07:10:48Z","title_canon_sha256":"cd0f9cea3490b5d50d948944d71fab4a99943b83c38435f1c54e94f7e65a097a"},"schema_version":"1.0","source":{"id":"2304.13336","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2304.13336","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"arxiv_version","alias_value":"2304.13336v2","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2304.13336","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_12","alias_value":"Q56YZTBGUFPK","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_16","alias_value":"Q56YZTBGUFPKC3NH","created_at":"2026-07-05T06:53:37Z"},{"alias_kind":"pith_short_8","alias_value":"Q56YZTBG","created_at":"2026-07-05T06:53:37Z"}],"graph_snapshots":[{"event_id":"sha256:ed9f45ba95fe213ddf5cbc381a84eceb5f12384f54e8e8e59031b1cd25e03930","target":"graph","created_at":"2026-07-05T06:53:37Z","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/2304.13336/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A giant Zn segregation transition is revealed using CALPHAD-integrated density-based modelling of segregation into Fe grain boundaries (GBs). The results show that above a threshold of only a few atomic percent Zn in the alloy, a substantial amount of up to 60 at.\\% Zn can segregate to the GB. We found that the amount of segregation abruptly increases with decreasing temperature, while the Zn content in the alloy required for triggering the segregation transition decreases. Direct evidence of the Zn segregation transition is obtained using high-resolution scanning transmission electron microsc","authors_text":"Ali Ahmadian, Christian H. Liebscher, Reza Darvishi Kamachali, Robert Maa{\\ss}, Theophilus Wallis, Tilmann Hickel, Ujjal Saikia, Yuki Ikeda","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2023-04-26T07:10:48Z","title":"Giant segregation transition as origin of liquid metal embrittlement in the Fe-Zn system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2304.13336","kind":"arxiv","version":2},"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":"sha256:3845a9267ff8a0c3e31a419f631b9356470c5fd4872fa5c1bceb9f0ea6d62683","target":"record","created_at":"2026-07-05T06:53:37Z","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":"308d9fd16f7fd9341a4a1ca5d41de07240d09d6c15bb9aa6224ebdcc91fd7e9f","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2023-04-26T07:10:48Z","title_canon_sha256":"cd0f9cea3490b5d50d948944d71fab4a99943b83c38435f1c54e94f7e65a097a"},"schema_version":"1.0","source":{"id":"2304.13336","kind":"arxiv","version":2}},"canonical_sha256":"877d8ccc26a15ea16da7150d189120d1238234595c3a29af0c27d633a305eb7f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"877d8ccc26a15ea16da7150d189120d1238234595c3a29af0c27d633a305eb7f","first_computed_at":"2026-07-05T06:53:37.056813Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:53:37.056813Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bvxz0oFMXvFyWjW9yuf5gK+PyIBwn151x1VkpBDy3S+m6E/CF3kdVqL27Oefju/p4XoHJ8r6FX/RGZDfpLJOCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:53:37.057293Z","signed_message":"canonical_sha256_bytes"},"source_id":"2304.13336","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3845a9267ff8a0c3e31a419f631b9356470c5fd4872fa5c1bceb9f0ea6d62683","sha256:ed9f45ba95fe213ddf5cbc381a84eceb5f12384f54e8e8e59031b1cd25e03930"],"state_sha256":"78cbc32c01f211a3f30cf12ef3b355526f6c1498369d323867390aa5f9148c5d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OVMtWx7NYcbt/FtfjfDrc6pEvAX+vrkjDDV+0UI1gpv0tJujcjc9K8Z5G/afNnH2fqBIXruRgT8VUVW9I58jAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-18T07:57:08.075411Z","bundle_sha256":"ffd84e8844d5148f242712baeb31e1ea0c34d423040b6804a067814c28555ade"}}