{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:RSQR5XYRLMEZLC3OBXDBLU4J6V","short_pith_number":"pith:RSQR5XYR","canonical_record":{"source":{"id":"1506.01319","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T17:30:20Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.other","cond-mat.str-el"],"title_canon_sha256":"b5362ef1dbbb9c22fa075022eef785693238a996a5703cb4cfaf8ea91f9b438c","abstract_canon_sha256":"e3acd9c4d24d3db11341e8d2e690d17b1996949421bdb6e21639bfc0fa898f51"},"schema_version":"1.0"},"canonical_sha256":"8ca11edf115b09958b6e0dc615d389f553f6fb3591aff363e7fcd893bf722e57","source":{"kind":"arxiv","id":"1506.01319","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.01319","created_at":"2026-05-18T01:14:45Z"},{"alias_kind":"arxiv_version","alias_value":"1506.01319v1","created_at":"2026-05-18T01:14:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01319","created_at":"2026-05-18T01:14:45Z"},{"alias_kind":"pith_short_12","alias_value":"RSQR5XYRLMEZ","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RSQR5XYRLMEZLC3O","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RSQR5XYR","created_at":"2026-05-18T12:29:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:RSQR5XYRLMEZLC3OBXDBLU4J6V","target":"record","payload":{"canonical_record":{"source":{"id":"1506.01319","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T17:30:20Z","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.other","cond-mat.str-el"],"title_canon_sha256":"b5362ef1dbbb9c22fa075022eef785693238a996a5703cb4cfaf8ea91f9b438c","abstract_canon_sha256":"e3acd9c4d24d3db11341e8d2e690d17b1996949421bdb6e21639bfc0fa898f51"},"schema_version":"1.0"},"canonical_sha256":"8ca11edf115b09958b6e0dc615d389f553f6fb3591aff363e7fcd893bf722e57","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:45.353920Z","signature_b64":"v27ZCRRDLt1UWm4eqXl/MDRkesTybUma7He5lz0Lyy+dd3G7SyVu7x5dXULnwETah/vW2DCvYTtEK8qlVQXXBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8ca11edf115b09958b6e0dc615d389f553f6fb3591aff363e7fcd893bf722e57","last_reissued_at":"2026-05-18T01:14:45.353250Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:45.353250Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.01319","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":"2026-05-18T01:14:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RkD6Kte2AyZubbbpt2i56rlE9w9TDUjzleg4nvNBKJhVmIKssNUzPGLhF3lmFTOx8+HoYCEL7yyEbXp8b7RRCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:56:30.101698Z"},"content_sha256":"f29d0f66b06bdb4eef682181aa2f8bff589dbd46019d2e9575651aed68271ac7","schema_version":"1.0","event_id":"sha256:f29d0f66b06bdb4eef682181aa2f8bff589dbd46019d2e9575651aed68271ac7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:RSQR5XYRLMEZLC3OBXDBLU4J6V","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Proximity-induced magnetism in transition-metal substituted graphene","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","cond-mat.other","cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Alexander V. Balatsky, Charles B. Crook, Costel Constantin, Jason T. Haraldsen, Jian-Xin Zhu, Towfiq Ahmed","submitted_at":"2015-06-03T17:30:20Z","abstract_excerpt":"We investigate the interactions between two identical magnetic impurities substituted into a graphene superlattice. Using a first-principles approach, we calculate the electronic and magnetic properties for transition-metal substituted graphene systems with varying spatial separation. These calculations are compared for three different magnetic impurities, manganese, chromium, and vanadium. We determine the electronic band structure, density of states, and Millikan populations (magnetic moment) for each atom, as well as calculate the exchange parameter between the two magnetic atoms as a funct"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01319","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":"2026-05-18T01:14:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4xA8qOs2i8+KqWUwKSXCdRe7pWzZOKSnX5PJlXRoYnk7+uC20VHobMwvIevyoPbqyIeBHJgF4XuLlxYcmOh1Cw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T22:56:30.102082Z"},"content_sha256":"397541307395f1b36079867bf1d073e5b3a81082293087bcc3a27899726d1c46","schema_version":"1.0","event_id":"sha256:397541307395f1b36079867bf1d073e5b3a81082293087bcc3a27899726d1c46"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V/bundle.json","state_url":"https://pith.science/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V/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":"2026-06-11T22:56:30Z","links":{"resolver":"https://pith.science/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V","bundle":"https://pith.science/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V/bundle.json","state":"https://pith.science/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V/state.json","well_known_bundle":"https://pith.science/.well-known/pith/RSQR5XYRLMEZLC3OBXDBLU4J6V/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:RSQR5XYRLMEZLC3OBXDBLU4J6V","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":"e3acd9c4d24d3db11341e8d2e690d17b1996949421bdb6e21639bfc0fa898f51","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.other","cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T17:30:20Z","title_canon_sha256":"b5362ef1dbbb9c22fa075022eef785693238a996a5703cb4cfaf8ea91f9b438c"},"schema_version":"1.0","source":{"id":"1506.01319","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.01319","created_at":"2026-05-18T01:14:45Z"},{"alias_kind":"arxiv_version","alias_value":"1506.01319v1","created_at":"2026-05-18T01:14:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.01319","created_at":"2026-05-18T01:14:45Z"},{"alias_kind":"pith_short_12","alias_value":"RSQR5XYRLMEZ","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_16","alias_value":"RSQR5XYRLMEZLC3O","created_at":"2026-05-18T12:29:39Z"},{"alias_kind":"pith_short_8","alias_value":"RSQR5XYR","created_at":"2026-05-18T12:29:39Z"}],"graph_snapshots":[{"event_id":"sha256:397541307395f1b36079867bf1d073e5b3a81082293087bcc3a27899726d1c46","target":"graph","created_at":"2026-05-18T01:14:45Z","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 investigate the interactions between two identical magnetic impurities substituted into a graphene superlattice. Using a first-principles approach, we calculate the electronic and magnetic properties for transition-metal substituted graphene systems with varying spatial separation. These calculations are compared for three different magnetic impurities, manganese, chromium, and vanadium. We determine the electronic band structure, density of states, and Millikan populations (magnetic moment) for each atom, as well as calculate the exchange parameter between the two magnetic atoms as a funct","authors_text":"Alexander V. Balatsky, Charles B. Crook, Costel Constantin, Jason T. Haraldsen, Jian-Xin Zhu, Towfiq Ahmed","cross_cats":["cond-mat.mes-hall","cond-mat.other","cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T17:30:20Z","title":"Proximity-induced magnetism in transition-metal substituted graphene"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.01319","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:f29d0f66b06bdb4eef682181aa2f8bff589dbd46019d2e9575651aed68271ac7","target":"record","created_at":"2026-05-18T01:14:45Z","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":"e3acd9c4d24d3db11341e8d2e690d17b1996949421bdb6e21639bfc0fa898f51","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.other","cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-06-03T17:30:20Z","title_canon_sha256":"b5362ef1dbbb9c22fa075022eef785693238a996a5703cb4cfaf8ea91f9b438c"},"schema_version":"1.0","source":{"id":"1506.01319","kind":"arxiv","version":1}},"canonical_sha256":"8ca11edf115b09958b6e0dc615d389f553f6fb3591aff363e7fcd893bf722e57","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8ca11edf115b09958b6e0dc615d389f553f6fb3591aff363e7fcd893bf722e57","first_computed_at":"2026-05-18T01:14:45.353250Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:14:45.353250Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"v27ZCRRDLt1UWm4eqXl/MDRkesTybUma7He5lz0Lyy+dd3G7SyVu7x5dXULnwETah/vW2DCvYTtEK8qlVQXXBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:14:45.353920Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.01319","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f29d0f66b06bdb4eef682181aa2f8bff589dbd46019d2e9575651aed68271ac7","sha256:397541307395f1b36079867bf1d073e5b3a81082293087bcc3a27899726d1c46"],"state_sha256":"67d9e5f00ddcb43ebf016fedf3896143fe992057c324bfd7ec73223e9aa9e135"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8nHSnMZJpAPHqGPTLO5y/M2Bu/2xPyCg+5by96na+46Hp8I0v6pLHh8Y4ULBbYYslM0vHJLPvgBr8atinB6hBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T22:56:30.107040Z","bundle_sha256":"03b3543d06ce01e6307f5f04d17c2ca08b15361b53c526933cc4c2ac0402736d"}}