{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2009:WXHDLBD7T74L3CNUKUIWXTN7TS","short_pith_number":"pith:WXHDLBD7","canonical_record":{"source":{"id":"0902.0859","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-02-05T08:00:44Z","cross_cats_sorted":[],"title_canon_sha256":"d042ce951076ace1e449db027f9b2b43239f3dd961bf87d8f5b0a91dd186aa6c","abstract_canon_sha256":"1fc15eaf76a40d562c41e9b0627c99604955e2e33af0238c41c90abe6c6105d7"},"schema_version":"1.0"},"canonical_sha256":"b5ce35847f9ff8bd89b455116bcdbf9c948323f8807bd1146440a827a7422d62","source":{"kind":"arxiv","id":"0902.0859","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0902.0859","created_at":"2026-05-18T02:14:49Z"},{"alias_kind":"arxiv_version","alias_value":"0902.0859v2","created_at":"2026-05-18T02:14:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0902.0859","created_at":"2026-05-18T02:14:49Z"},{"alias_kind":"pith_short_12","alias_value":"WXHDLBD7T74L","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"WXHDLBD7T74L3CNU","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"WXHDLBD7","created_at":"2026-05-18T12:26:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2009:WXHDLBD7T74L3CNUKUIWXTN7TS","target":"record","payload":{"canonical_record":{"source":{"id":"0902.0859","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-02-05T08:00:44Z","cross_cats_sorted":[],"title_canon_sha256":"d042ce951076ace1e449db027f9b2b43239f3dd961bf87d8f5b0a91dd186aa6c","abstract_canon_sha256":"1fc15eaf76a40d562c41e9b0627c99604955e2e33af0238c41c90abe6c6105d7"},"schema_version":"1.0"},"canonical_sha256":"b5ce35847f9ff8bd89b455116bcdbf9c948323f8807bd1146440a827a7422d62","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:14:49.210507Z","signature_b64":"UeWGrCZ93dgIcGGeEe06gohSX9qzG1qQ0XN51giZQZqd6jCxqtytz69cW7AnwOTlrBdBRE1UP9K8GUWN66zJAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b5ce35847f9ff8bd89b455116bcdbf9c948323f8807bd1146440a827a7422d62","last_reissued_at":"2026-05-18T02:14:49.210028Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:14:49.210028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"0902.0859","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":"2026-05-18T02:14:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/bOoRUh9bukCaVj6i7hKd0ChhGidB3zuQmiX/yDqdNvN4rG2C10iTGak4XTNMuI9qQHd3+6eWGgdTBUNxivOBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T03:38:34.183273Z"},"content_sha256":"5523aea1d95ab9066378a2b160be00290856ea7b5f061fc09bb09f4f577bb827","schema_version":"1.0","event_id":"sha256:5523aea1d95ab9066378a2b160be00290856ea7b5f061fc09bb09f4f577bb827"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2009:WXHDLBD7T74L3CNUKUIWXTN7TS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Muon spin rotation study of magnetism and superconductivity in BaFe2-xCoxAs2 and Pr1-xSrxFeAsO","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.supr-con","authors_text":"A. J. Drew, C. Bernhard, Ch. Niedermayer, G.D. Varma, G. Mu, G. Wu, H.-H. Wen, H. Liu, L. Schulz, M. Roessle, Th. Wolf, V.K. Malik, X.H. Chen","submitted_at":"2009-02-05T08:00:44Z","abstract_excerpt":"We present a muon spin rotation (\\muSR) study of the magnetic and superconducting properties of single crystals of electron-doped BaFe2-xCoxAs2 with x=0.08, 0.20, and 0.25 (Tc=9, 25 and 20K) and of polycrystalline hole-doped Pr1-xSrxFeAsO with x=0 and 0.2 (Tc=15 K). In the former series we observe some interesting parallels with the electron doped SmFeAsO1-xFx 1111-type system [A.J. Drew et al., to appear in Nature Materials 2009 and arXiv:0807.4876]. In particular, we obtain evidence that strongly disordered static magnetism coexists with superconductivity on a microscopic scale in underdoped"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0902.0859","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":""},"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":"2026-05-18T02:14:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OWYsfLUPQB65X2TQHZRrP57BXhhVdJSj4oPmB7cHkZE1EB6im2ttVqTR9NPD/o+/Lg63jStc8wEFqcbv2RVUCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-19T03:38:34.183835Z"},"content_sha256":"770d3cae43e7b7f96b247084640f4a7941d67754e0b0c15bd42b756e47c6c50d","schema_version":"1.0","event_id":"sha256:770d3cae43e7b7f96b247084640f4a7941d67754e0b0c15bd42b756e47c6c50d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WXHDLBD7T74L3CNUKUIWXTN7TS/bundle.json","state_url":"https://pith.science/pith/WXHDLBD7T74L3CNUKUIWXTN7TS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WXHDLBD7T74L3CNUKUIWXTN7TS/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":"2026-05-19T03:38:34Z","links":{"resolver":"https://pith.science/pith/WXHDLBD7T74L3CNUKUIWXTN7TS","bundle":"https://pith.science/pith/WXHDLBD7T74L3CNUKUIWXTN7TS/bundle.json","state":"https://pith.science/pith/WXHDLBD7T74L3CNUKUIWXTN7TS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WXHDLBD7T74L3CNUKUIWXTN7TS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:WXHDLBD7T74L3CNUKUIWXTN7TS","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":"1fc15eaf76a40d562c41e9b0627c99604955e2e33af0238c41c90abe6c6105d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-02-05T08:00:44Z","title_canon_sha256":"d042ce951076ace1e449db027f9b2b43239f3dd961bf87d8f5b0a91dd186aa6c"},"schema_version":"1.0","source":{"id":"0902.0859","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0902.0859","created_at":"2026-05-18T02:14:49Z"},{"alias_kind":"arxiv_version","alias_value":"0902.0859v2","created_at":"2026-05-18T02:14:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0902.0859","created_at":"2026-05-18T02:14:49Z"},{"alias_kind":"pith_short_12","alias_value":"WXHDLBD7T74L","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_16","alias_value":"WXHDLBD7T74L3CNU","created_at":"2026-05-18T12:26:02Z"},{"alias_kind":"pith_short_8","alias_value":"WXHDLBD7","created_at":"2026-05-18T12:26:02Z"}],"graph_snapshots":[{"event_id":"sha256:770d3cae43e7b7f96b247084640f4a7941d67754e0b0c15bd42b756e47c6c50d","target":"graph","created_at":"2026-05-18T02:14:49Z","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"},"paper":{"abstract_excerpt":"We present a muon spin rotation (\\muSR) study of the magnetic and superconducting properties of single crystals of electron-doped BaFe2-xCoxAs2 with x=0.08, 0.20, and 0.25 (Tc=9, 25 and 20K) and of polycrystalline hole-doped Pr1-xSrxFeAsO with x=0 and 0.2 (Tc=15 K). In the former series we observe some interesting parallels with the electron doped SmFeAsO1-xFx 1111-type system [A.J. Drew et al., to appear in Nature Materials 2009 and arXiv:0807.4876]. In particular, we obtain evidence that strongly disordered static magnetism coexists with superconductivity on a microscopic scale in underdoped","authors_text":"A. J. Drew, C. Bernhard, Ch. Niedermayer, G.D. Varma, G. Mu, G. Wu, H.-H. Wen, H. Liu, L. Schulz, M. Roessle, Th. Wolf, V.K. Malik, X.H. Chen","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-02-05T08:00:44Z","title":"Muon spin rotation study of magnetism and superconductivity in BaFe2-xCoxAs2 and Pr1-xSrxFeAsO"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0902.0859","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":"sha256:5523aea1d95ab9066378a2b160be00290856ea7b5f061fc09bb09f4f577bb827","target":"record","created_at":"2026-05-18T02:14:49Z","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":"1fc15eaf76a40d562c41e9b0627c99604955e2e33af0238c41c90abe6c6105d7","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-02-05T08:00:44Z","title_canon_sha256":"d042ce951076ace1e449db027f9b2b43239f3dd961bf87d8f5b0a91dd186aa6c"},"schema_version":"1.0","source":{"id":"0902.0859","kind":"arxiv","version":2}},"canonical_sha256":"b5ce35847f9ff8bd89b455116bcdbf9c948323f8807bd1146440a827a7422d62","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b5ce35847f9ff8bd89b455116bcdbf9c948323f8807bd1146440a827a7422d62","first_computed_at":"2026-05-18T02:14:49.210028Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:14:49.210028Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"UeWGrCZ93dgIcGGeEe06gohSX9qzG1qQ0XN51giZQZqd6jCxqtytz69cW7AnwOTlrBdBRE1UP9K8GUWN66zJAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:14:49.210507Z","signed_message":"canonical_sha256_bytes"},"source_id":"0902.0859","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5523aea1d95ab9066378a2b160be00290856ea7b5f061fc09bb09f4f577bb827","sha256:770d3cae43e7b7f96b247084640f4a7941d67754e0b0c15bd42b756e47c6c50d"],"state_sha256":"1655662b1f13a7c9c00cae95105028e1a61905e2162739ca72d1017806412b03"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3DohpBC72EyCQkDXYiogtGfj4BrySgiTVaTHRtKW8VnuVDzNHZMEmJfi9tQAcFCa9J7QLJUm1uzLK921w4itCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-19T03:38:34.185779Z","bundle_sha256":"2265151526463a694ce952c39d38ad7d50a1906cdebf1906a6242d26ec6e0f7e"}}