{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:XWRRIYSTGOGRFQN5VLGXKYQL4N","short_pith_number":"pith:XWRRIYST","canonical_record":{"source":{"id":"1309.4240","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-09-17T09:23:44Z","cross_cats_sorted":[],"title_canon_sha256":"1505ffc641d652dc928ed9dd1279544caaf629a06ba3e060c3163211a8f212b0","abstract_canon_sha256":"355b7ab0955d5ee4ee681c7677a8a8cf74082345e1f9d1ca72a2e377f4ba3b6a"},"schema_version":"1.0"},"canonical_sha256":"bda3146253338d12c1bdaacd75620be3514acbb0cf20edc37394dc6fb075a60a","source":{"kind":"arxiv","id":"1309.4240","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4240","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4240v1","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4240","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"pith_short_12","alias_value":"XWRRIYSTGOGR","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XWRRIYSTGOGRFQN5","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XWRRIYST","created_at":"2026-05-18T12:28:06Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:XWRRIYSTGOGRFQN5VLGXKYQL4N","target":"record","payload":{"canonical_record":{"source":{"id":"1309.4240","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-09-17T09:23:44Z","cross_cats_sorted":[],"title_canon_sha256":"1505ffc641d652dc928ed9dd1279544caaf629a06ba3e060c3163211a8f212b0","abstract_canon_sha256":"355b7ab0955d5ee4ee681c7677a8a8cf74082345e1f9d1ca72a2e377f4ba3b6a"},"schema_version":"1.0"},"canonical_sha256":"bda3146253338d12c1bdaacd75620be3514acbb0cf20edc37394dc6fb075a60a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:05:37.575361Z","signature_b64":"ZBCmOR67qHdYj27t+igzqgISdQKyTU+SjbBhPljHXekvh5PjC978oT8W/v7TaHVTZqmKGsG5m41RCnSIp5nHAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bda3146253338d12c1bdaacd75620be3514acbb0cf20edc37394dc6fb075a60a","last_reissued_at":"2026-05-18T03:05:37.574871Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:05:37.574871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1309.4240","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":"2026-05-18T03:05:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KwDpdH3uB1OSPD9m1/3UZenlmKbbx++dumi1pB3I4BgrGEmgwMU/iVJokOrtrMjf3z29uPE5rpG1WHWiffrtAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:30:47.006485Z"},"content_sha256":"40bb4767c361413b584e68034a7bb27cdf7dc54cb1733a03d7439aee016dec6a","schema_version":"1.0","event_id":"sha256:40bb4767c361413b584e68034a7bb27cdf7dc54cb1733a03d7439aee016dec6a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:XWRRIYSTGOGRFQN5VLGXKYQL4N","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Pressure induced bcc to hcp transition in Fe: Magnetism-driven structure transformation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"H. Ebert, J. Minar, O. Mathon, S. Mankovsky, S. Pascarelli, S. Polesya, W. Bensch","submitted_at":"2013-09-17T09:23:44Z","abstract_excerpt":"The pressure induced bcc to hcp transition in Fe has been investigated via ab-initio electronic structure calculations. It is found by the disordered local moment (DLM) calculations that the temperature induced spin fluctuations result in the decrease of the energy of Burgers type lattice distortions and softening of the transverse $N$-point $TA_1$ phonon mode with $[\\bar{1}10]$ polarization. As a consequence, spin disorder in an system leads to the increase of the amplitude of atomic displacements. On the other hand, the exchange coupling parameters obtained in our calculations strongly decre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4240","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":"2026-05-18T03:05:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RtMffXc+pW73JzvBdgNbodneq2T+6WVTkSZRXRWYOdt4HsBL7PHHFoUIE44LPHKUlipCzhfAdZJS4y8LT/GABw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T13:30:47.006839Z"},"content_sha256":"120c2a3650eba693dba4fd488e79a5da5a2f337b7de8d2b985ce5a70e67a0f60","schema_version":"1.0","event_id":"sha256:120c2a3650eba693dba4fd488e79a5da5a2f337b7de8d2b985ce5a70e67a0f60"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N/bundle.json","state_url":"https://pith.science/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N/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":"2026-07-07T13:30:47Z","links":{"resolver":"https://pith.science/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N","bundle":"https://pith.science/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N/bundle.json","state":"https://pith.science/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XWRRIYSTGOGRFQN5VLGXKYQL4N/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:XWRRIYSTGOGRFQN5VLGXKYQL4N","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":"355b7ab0955d5ee4ee681c7677a8a8cf74082345e1f9d1ca72a2e377f4ba3b6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-09-17T09:23:44Z","title_canon_sha256":"1505ffc641d652dc928ed9dd1279544caaf629a06ba3e060c3163211a8f212b0"},"schema_version":"1.0","source":{"id":"1309.4240","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1309.4240","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"arxiv_version","alias_value":"1309.4240v1","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1309.4240","created_at":"2026-05-18T03:05:37Z"},{"alias_kind":"pith_short_12","alias_value":"XWRRIYSTGOGR","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_16","alias_value":"XWRRIYSTGOGRFQN5","created_at":"2026-05-18T12:28:06Z"},{"alias_kind":"pith_short_8","alias_value":"XWRRIYST","created_at":"2026-05-18T12:28:06Z"}],"graph_snapshots":[{"event_id":"sha256:120c2a3650eba693dba4fd488e79a5da5a2f337b7de8d2b985ce5a70e67a0f60","target":"graph","created_at":"2026-05-18T03:05:37Z","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"},"paper":{"abstract_excerpt":"The pressure induced bcc to hcp transition in Fe has been investigated via ab-initio electronic structure calculations. It is found by the disordered local moment (DLM) calculations that the temperature induced spin fluctuations result in the decrease of the energy of Burgers type lattice distortions and softening of the transverse $N$-point $TA_1$ phonon mode with $[\\bar{1}10]$ polarization. As a consequence, spin disorder in an system leads to the increase of the amplitude of atomic displacements. On the other hand, the exchange coupling parameters obtained in our calculations strongly decre","authors_text":"H. Ebert, J. Minar, O. Mathon, S. Mankovsky, S. Pascarelli, S. Polesya, W. Bensch","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-09-17T09:23:44Z","title":"Pressure induced bcc to hcp transition in Fe: Magnetism-driven structure transformation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.4240","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":"sha256:40bb4767c361413b584e68034a7bb27cdf7dc54cb1733a03d7439aee016dec6a","target":"record","created_at":"2026-05-18T03:05:37Z","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":"355b7ab0955d5ee4ee681c7677a8a8cf74082345e1f9d1ca72a2e377f4ba3b6a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-09-17T09:23:44Z","title_canon_sha256":"1505ffc641d652dc928ed9dd1279544caaf629a06ba3e060c3163211a8f212b0"},"schema_version":"1.0","source":{"id":"1309.4240","kind":"arxiv","version":1}},"canonical_sha256":"bda3146253338d12c1bdaacd75620be3514acbb0cf20edc37394dc6fb075a60a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bda3146253338d12c1bdaacd75620be3514acbb0cf20edc37394dc6fb075a60a","first_computed_at":"2026-05-18T03:05:37.574871Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:05:37.574871Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZBCmOR67qHdYj27t+igzqgISdQKyTU+SjbBhPljHXekvh5PjC978oT8W/v7TaHVTZqmKGsG5m41RCnSIp5nHAw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:05:37.575361Z","signed_message":"canonical_sha256_bytes"},"source_id":"1309.4240","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:40bb4767c361413b584e68034a7bb27cdf7dc54cb1733a03d7439aee016dec6a","sha256:120c2a3650eba693dba4fd488e79a5da5a2f337b7de8d2b985ce5a70e67a0f60"],"state_sha256":"7bcedf5933e98f7a82e4b996070de390a3ad05167fb1d160a0db7d0ff1c829dc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"upvOXNM0v5CEYjgMy/JBT8SWlCtLIDaMkkxOnluCGYy+RYffgn/5zYL+FgNntEgxs/B8bUcsQsRIEORJAn4FAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T13:30:47.008724Z","bundle_sha256":"4bc43be34154643c09a1a8ab5a02daf24540b808e47986bb6bbaa31da8d68dfb"}}