{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:4ILHI6KBZPFP27UG3LTL5ODHWR","short_pith_number":"pith:4ILHI6KB","canonical_record":{"source":{"id":"1106.2567","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-06-13T21:52:20Z","cross_cats_sorted":[],"title_canon_sha256":"284f1c4b027bb2d052a8002eb910f079e090a63d57bcf919d9dd766848fe77dd","abstract_canon_sha256":"ceb4168071f1e1c9202ce02414a79967d6a9498c6f4b3ba75be18a59f8271ae9"},"schema_version":"1.0"},"canonical_sha256":"e216747941cbcafd7e86dae6beb867b467757c76f30c8582cbaac07a6372d321","source":{"kind":"arxiv","id":"1106.2567","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2567","created_at":"2026-05-18T04:20:05Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2567v1","created_at":"2026-05-18T04:20:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2567","created_at":"2026-05-18T04:20:05Z"},{"alias_kind":"pith_short_12","alias_value":"4ILHI6KBZPFP","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4ILHI6KBZPFP27UG","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4ILHI6KB","created_at":"2026-05-18T12:26:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:4ILHI6KBZPFP27UG3LTL5ODHWR","target":"record","payload":{"canonical_record":{"source":{"id":"1106.2567","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-06-13T21:52:20Z","cross_cats_sorted":[],"title_canon_sha256":"284f1c4b027bb2d052a8002eb910f079e090a63d57bcf919d9dd766848fe77dd","abstract_canon_sha256":"ceb4168071f1e1c9202ce02414a79967d6a9498c6f4b3ba75be18a59f8271ae9"},"schema_version":"1.0"},"canonical_sha256":"e216747941cbcafd7e86dae6beb867b467757c76f30c8582cbaac07a6372d321","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:20:05.390835Z","signature_b64":"JzJzM/F7Et5AN0et10O6BGUobaK7XmBSD4PyvkaOTAtqZKIQLmmDW4VH1wWv9DgiYJN4a13Uk7J7r/6wJV8oCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e216747941cbcafd7e86dae6beb867b467757c76f30c8582cbaac07a6372d321","last_reissued_at":"2026-05-18T04:20:05.390240Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:20:05.390240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1106.2567","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":"2026-05-18T04:20:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sh2tH0HMy2Snp0hDvjDwzjqt8A9gVvLmwLAWQSDb61goRxusRCrqLVXcWIBGUfucRZXI+KpNiqisgTXNItaABA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T14:24:47.168111Z"},"content_sha256":"3ada9e10e9d455e114c8321467d44647ff86bbb3bd19cc545835a59c31678ec5","schema_version":"1.0","event_id":"sha256:3ada9e10e9d455e114c8321467d44647ff86bbb3bd19cc545835a59c31678ec5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:4ILHI6KBZPFP27UG3LTL5ODHWR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Temperature dependent local structure of NdFeAsO1-xFx system using arsenic K-edge extended x-ray absorption fine structure","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"Antonella Iadecola, Boby Joseph, Lorenzo Malavasi, Naurang L. Saini","submitted_at":"2011-06-13T21:52:20Z","abstract_excerpt":"Local structure of NdFeAsO$_{1-x}$F$_{x}$ ($x$=0.0, 0.05, 0.15 and 0.18) high temperature iron pnictide superconductor system is studied using arsenic $K$-edge extended x-ray absorption fine structure measurements as a function of temperature. Fe-As bondlength shows only a weak temperature and F-substitution dependence, consistent with the strong covalent nature of this bond. The temperature dependence of the mean-square relative-displacements of the Fe-As bondlength are well described by the correlated-Einstein model for all the samples, but with different Einstein-temperatures for the superc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2567","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":"2026-05-18T04:20:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EOs/xYqKMWyyAEaIkmxEwHUm56VtL6wjHeO6UA7EpMWw0aDm1L2gLzYmFwU1gFU9ojTMi3VTTAPU2XV6QZDkAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T14:24:47.168729Z"},"content_sha256":"aa4af9be0f3289567484731846c707031c698f7b0fcf0efac1077936a3f24f47","schema_version":"1.0","event_id":"sha256:aa4af9be0f3289567484731846c707031c698f7b0fcf0efac1077936a3f24f47"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4ILHI6KBZPFP27UG3LTL5ODHWR/bundle.json","state_url":"https://pith.science/pith/4ILHI6KBZPFP27UG3LTL5ODHWR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4ILHI6KBZPFP27UG3LTL5ODHWR/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":"2026-05-31T14:24:47Z","links":{"resolver":"https://pith.science/pith/4ILHI6KBZPFP27UG3LTL5ODHWR","bundle":"https://pith.science/pith/4ILHI6KBZPFP27UG3LTL5ODHWR/bundle.json","state":"https://pith.science/pith/4ILHI6KBZPFP27UG3LTL5ODHWR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4ILHI6KBZPFP27UG3LTL5ODHWR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:4ILHI6KBZPFP27UG3LTL5ODHWR","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":"ceb4168071f1e1c9202ce02414a79967d6a9498c6f4b3ba75be18a59f8271ae9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-06-13T21:52:20Z","title_canon_sha256":"284f1c4b027bb2d052a8002eb910f079e090a63d57bcf919d9dd766848fe77dd"},"schema_version":"1.0","source":{"id":"1106.2567","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1106.2567","created_at":"2026-05-18T04:20:05Z"},{"alias_kind":"arxiv_version","alias_value":"1106.2567v1","created_at":"2026-05-18T04:20:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1106.2567","created_at":"2026-05-18T04:20:05Z"},{"alias_kind":"pith_short_12","alias_value":"4ILHI6KBZPFP","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_16","alias_value":"4ILHI6KBZPFP27UG","created_at":"2026-05-18T12:26:20Z"},{"alias_kind":"pith_short_8","alias_value":"4ILHI6KB","created_at":"2026-05-18T12:26:20Z"}],"graph_snapshots":[{"event_id":"sha256:aa4af9be0f3289567484731846c707031c698f7b0fcf0efac1077936a3f24f47","target":"graph","created_at":"2026-05-18T04:20:05Z","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":"Local structure of NdFeAsO$_{1-x}$F$_{x}$ ($x$=0.0, 0.05, 0.15 and 0.18) high temperature iron pnictide superconductor system is studied using arsenic $K$-edge extended x-ray absorption fine structure measurements as a function of temperature. Fe-As bondlength shows only a weak temperature and F-substitution dependence, consistent with the strong covalent nature of this bond. The temperature dependence of the mean-square relative-displacements of the Fe-As bondlength are well described by the correlated-Einstein model for all the samples, but with different Einstein-temperatures for the superc","authors_text":"Antonella Iadecola, Boby Joseph, Lorenzo Malavasi, Naurang L. Saini","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-06-13T21:52:20Z","title":"Temperature dependent local structure of NdFeAsO1-xFx system using arsenic K-edge extended x-ray absorption fine structure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1106.2567","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":"sha256:3ada9e10e9d455e114c8321467d44647ff86bbb3bd19cc545835a59c31678ec5","target":"record","created_at":"2026-05-18T04:20:05Z","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":"ceb4168071f1e1c9202ce02414a79967d6a9498c6f4b3ba75be18a59f8271ae9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2011-06-13T21:52:20Z","title_canon_sha256":"284f1c4b027bb2d052a8002eb910f079e090a63d57bcf919d9dd766848fe77dd"},"schema_version":"1.0","source":{"id":"1106.2567","kind":"arxiv","version":1}},"canonical_sha256":"e216747941cbcafd7e86dae6beb867b467757c76f30c8582cbaac07a6372d321","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e216747941cbcafd7e86dae6beb867b467757c76f30c8582cbaac07a6372d321","first_computed_at":"2026-05-18T04:20:05.390240Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:20:05.390240Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JzJzM/F7Et5AN0et10O6BGUobaK7XmBSD4PyvkaOTAtqZKIQLmmDW4VH1wWv9DgiYJN4a13Uk7J7r/6wJV8oCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T04:20:05.390835Z","signed_message":"canonical_sha256_bytes"},"source_id":"1106.2567","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3ada9e10e9d455e114c8321467d44647ff86bbb3bd19cc545835a59c31678ec5","sha256:aa4af9be0f3289567484731846c707031c698f7b0fcf0efac1077936a3f24f47"],"state_sha256":"5aea6a37685b715220481848ca694d011cb0f58f59a43f4ad2eda1397d6af9df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sAweFRonJBmGnMQRsWwiniwTC+6BmkM8eyvVYmKev3mY5Cq7lflg2UQvQ1EuTea7FeoEFXCCUk95CPsmbgQ4Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T14:24:47.171987Z","bundle_sha256":"8fae62267cfe7728e74fa6da2d45c6ae3643e4c7084e83eba338b1678d12a88b"}}