{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2008:U6TMKJIU6REMLW6R5RJLTXN5GA","short_pith_number":"pith:U6TMKJIU","canonical_record":{"source":{"id":"0810.0699","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-10-03T19:11:25Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"c5425189addb0791ca78f31beb64decc30a9f379e9fdb990a70dfd3829c0af74","abstract_canon_sha256":"4163144eae3e77d0b607d9f04decc087eb98b11513efd424242cba30f369c119"},"schema_version":"1.0"},"canonical_sha256":"a7a6c52514f448c5dbd1ec52b9ddbd30396e33a4ddfbfb362c084cf54b4ffe67","source":{"kind":"arxiv","id":"0810.0699","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.0699","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"0810.0699v2","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.0699","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"U6TMKJIU6REM","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"pith_short_16","alias_value":"U6TMKJIU6REMLW6R","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"pith_short_8","alias_value":"U6TMKJIU","created_at":"2026-07-04T15:37:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2008:U6TMKJIU6REMLW6R5RJLTXN5GA","target":"record","payload":{"canonical_record":{"source":{"id":"0810.0699","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-10-03T19:11:25Z","cross_cats_sorted":["cond-mat.supr-con"],"title_canon_sha256":"c5425189addb0791ca78f31beb64decc30a9f379e9fdb990a70dfd3829c0af74","abstract_canon_sha256":"4163144eae3e77d0b607d9f04decc087eb98b11513efd424242cba30f369c119"},"schema_version":"1.0"},"canonical_sha256":"a7a6c52514f448c5dbd1ec52b9ddbd30396e33a4ddfbfb362c084cf54b4ffe67","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T15:37:49.089257Z","signature_b64":"xbML8O9f9N+VRiQLP5vbRTPXZiXEBjsqYvNQ9wajQ3s6Tt8bNFa1Th2scDP7xWiIU0LP7UJgeTVfbKTP5gqTCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a7a6c52514f448c5dbd1ec52b9ddbd30396e33a4ddfbfb362c084cf54b4ffe67","last_reissued_at":"2026-07-04T15:37:49.088854Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T15:37:49.088854Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0810.0699","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":"2026-07-04T15:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"g0QzTrbxlPzXOIclebpINnYYeDltSgurdFLj+YJQOc0za3qcdQ0EGleatnhoube60LsbWLNveBg5fv2Mz2S0Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T22:55:18.103527Z"},"content_sha256":"192bc43171b908fc688f5605f509f13ef2e56640c084dd53904595ab19e5b523","schema_version":"1.0","event_id":"sha256:192bc43171b908fc688f5605f509f13ef2e56640c084dd53904595ab19e5b523"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2008:U6TMKJIU6REMLW6R5RJLTXN5GA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Small anisotropy, weak thermal fluctuations, and high field superconductivity in Co-doped iron pnictide Ba(Fe1-xCox)2As2","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.supr-con"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Gurevich, A.S. Sefat, A. Yamamoto, B.C. Sales, C. Tarantini, D.C. Larbalestier, D.K. Christen, D. Mandrus, J. Jaroszynski, J. Jiang, L. Balicas, M.A. McGuire, R. Jin","submitted_at":"2008-10-03T19:11:25Z","abstract_excerpt":"We performed high-field magnetotransport and magnetization measurements on a single crystal of the 122-phase iron pnictide Ba(Fe1-xCox)2As2. Unlike the HTS cuprates and 1111-phase oxypnictides, Ba(Fe1-xCox)2As2 showed practically no broadening of the resistive transitions under magnetic fields up to 45 T. The mass anisotropy gamma = Hc2ab/Hc2c deduced from the slopes of the upper critical field dHc2ab/dT = 4.9T/K and dHc2c/dT = 2.5T/K decreases from ~2 near Tc, to ~1.5 at lower temperatures. We observed the irreversibility field close to Hc2, and a rather unusual symmetric volume pinning force"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.0699","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/0810.0699/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":"2026-07-04T15:37:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fNkoPn80gaGiqbjVtwL2kwk4e1BFPv+uDc9fkb0paOY/lNQwzndz5Z1D/lPODHundZZpGwNnaCrGbrddtgoCAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-12T22:55:18.104929Z"},"content_sha256":"569c84a9e61cc6b51908151ae67115f9d6e81b52cddb420d20c1135008259042","schema_version":"1.0","event_id":"sha256:569c84a9e61cc6b51908151ae67115f9d6e81b52cddb420d20c1135008259042"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/U6TMKJIU6REMLW6R5RJLTXN5GA/bundle.json","state_url":"https://pith.science/pith/U6TMKJIU6REMLW6R5RJLTXN5GA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/U6TMKJIU6REMLW6R5RJLTXN5GA/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":"2026-08-12T22:55:18Z","links":{"resolver":"https://pith.science/pith/U6TMKJIU6REMLW6R5RJLTXN5GA","bundle":"https://pith.science/pith/U6TMKJIU6REMLW6R5RJLTXN5GA/bundle.json","state":"https://pith.science/pith/U6TMKJIU6REMLW6R5RJLTXN5GA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/U6TMKJIU6REMLW6R5RJLTXN5GA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2008:U6TMKJIU6REMLW6R5RJLTXN5GA","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":"4163144eae3e77d0b607d9f04decc087eb98b11513efd424242cba30f369c119","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-10-03T19:11:25Z","title_canon_sha256":"c5425189addb0791ca78f31beb64decc30a9f379e9fdb990a70dfd3829c0af74"},"schema_version":"1.0","source":{"id":"0810.0699","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0810.0699","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"arxiv_version","alias_value":"0810.0699v2","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0810.0699","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"pith_short_12","alias_value":"U6TMKJIU6REM","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"pith_short_16","alias_value":"U6TMKJIU6REMLW6R","created_at":"2026-07-04T15:37:49Z"},{"alias_kind":"pith_short_8","alias_value":"U6TMKJIU","created_at":"2026-07-04T15:37:49Z"}],"graph_snapshots":[{"event_id":"sha256:569c84a9e61cc6b51908151ae67115f9d6e81b52cddb420d20c1135008259042","target":"graph","created_at":"2026-07-04T15:37:49Z","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/0810.0699/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We performed high-field magnetotransport and magnetization measurements on a single crystal of the 122-phase iron pnictide Ba(Fe1-xCox)2As2. Unlike the HTS cuprates and 1111-phase oxypnictides, Ba(Fe1-xCox)2As2 showed practically no broadening of the resistive transitions under magnetic fields up to 45 T. The mass anisotropy gamma = Hc2ab/Hc2c deduced from the slopes of the upper critical field dHc2ab/dT = 4.9T/K and dHc2c/dT = 2.5T/K decreases from ~2 near Tc, to ~1.5 at lower temperatures. We observed the irreversibility field close to Hc2, and a rather unusual symmetric volume pinning force","authors_text":"A. Gurevich, A.S. Sefat, A. Yamamoto, B.C. Sales, C. Tarantini, D.C. Larbalestier, D.K. Christen, D. Mandrus, J. Jaroszynski, J. Jiang, L. Balicas, M.A. McGuire, R. Jin","cross_cats":["cond-mat.supr-con"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-10-03T19:11:25Z","title":"Small anisotropy, weak thermal fluctuations, and high field superconductivity in Co-doped iron pnictide Ba(Fe1-xCox)2As2"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0810.0699","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":"sha256:192bc43171b908fc688f5605f509f13ef2e56640c084dd53904595ab19e5b523","target":"record","created_at":"2026-07-04T15:37:49Z","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":"4163144eae3e77d0b607d9f04decc087eb98b11513efd424242cba30f369c119","cross_cats_sorted":["cond-mat.supr-con"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2008-10-03T19:11:25Z","title_canon_sha256":"c5425189addb0791ca78f31beb64decc30a9f379e9fdb990a70dfd3829c0af74"},"schema_version":"1.0","source":{"id":"0810.0699","kind":"arxiv","version":2}},"canonical_sha256":"a7a6c52514f448c5dbd1ec52b9ddbd30396e33a4ddfbfb362c084cf54b4ffe67","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"a7a6c52514f448c5dbd1ec52b9ddbd30396e33a4ddfbfb362c084cf54b4ffe67","first_computed_at":"2026-07-04T15:37:49.088854Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T15:37:49.088854Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xbML8O9f9N+VRiQLP5vbRTPXZiXEBjsqYvNQ9wajQ3s6Tt8bNFa1Th2scDP7xWiIU0LP7UJgeTVfbKTP5gqTCQ==","signature_status":"signed_v1","signed_at":"2026-07-04T15:37:49.089257Z","signed_message":"canonical_sha256_bytes"},"source_id":"0810.0699","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:192bc43171b908fc688f5605f509f13ef2e56640c084dd53904595ab19e5b523","sha256:569c84a9e61cc6b51908151ae67115f9d6e81b52cddb420d20c1135008259042"],"state_sha256":"a73ae8eba43051934d21341e43d8fc2a6a0eef8745df78b08c5dc806460b724f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jfy1Lxp0LbDo7cXb1L/i+d9zqea+UmHNQ8evQSWuGl9ntZbC929aBv5szsx/ZgEOHD6ksAi7SUcLl/YAH+r5Dg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-12T22:55:18.111507Z","bundle_sha256":"566789beb1df450bbd32e2a6dd16f4bd3e7b0e315d8cf1644dfce7cc8ca1baad"}}