{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:4B7YI4OMW6JQLJB5KSQXR7AJSY","short_pith_number":"pith:4B7YI4OM","canonical_record":{"source":{"id":"1504.00516","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-02T11:49:15Z","cross_cats_sorted":[],"title_canon_sha256":"19de6ca0224ff5d70e1959b6dbe2202d8ed27b98088c8ee8909ec68d4ad40072","abstract_canon_sha256":"a28cea2127a618c5c5ae9fb3ce119118284e2d918679e2cc580d0785b6f7b071"},"schema_version":"1.0"},"canonical_sha256":"e07f8471ccb79305a43d54a178fc099605582aee152faa185adf62ee56402adb","source":{"kind":"arxiv","id":"1504.00516","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.00516","created_at":"2026-05-18T00:53:35Z"},{"alias_kind":"arxiv_version","alias_value":"1504.00516v1","created_at":"2026-05-18T00:53:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.00516","created_at":"2026-05-18T00:53:35Z"},{"alias_kind":"pith_short_12","alias_value":"4B7YI4OMW6JQ","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4B7YI4OMW6JQLJB5","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4B7YI4OM","created_at":"2026-05-18T12:29:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:4B7YI4OMW6JQLJB5KSQXR7AJSY","target":"record","payload":{"canonical_record":{"source":{"id":"1504.00516","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-02T11:49:15Z","cross_cats_sorted":[],"title_canon_sha256":"19de6ca0224ff5d70e1959b6dbe2202d8ed27b98088c8ee8909ec68d4ad40072","abstract_canon_sha256":"a28cea2127a618c5c5ae9fb3ce119118284e2d918679e2cc580d0785b6f7b071"},"schema_version":"1.0"},"canonical_sha256":"e07f8471ccb79305a43d54a178fc099605582aee152faa185adf62ee56402adb","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:35.108094Z","signature_b64":"lBABf4Esc5hXgdwWuJ+Rvk77Eok60e0QhQaRUHaFX3RokGKv4KklHhf18yAiI2ajiWQ738QK0Z7R9mtTKR0LDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e07f8471ccb79305a43d54a178fc099605582aee152faa185adf62ee56402adb","last_reissued_at":"2026-05-18T00:53:35.107699Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:35.107699Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1504.00516","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":"2026-05-18T00:53:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aK7M11xY34nHHdd+IqlXWwwrK/rCOafLn5Ki/sM84u2Cug4yXgMl8tYK03Lb41bnYogX/XbIqsvjSxTPEO7nDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:43:59.774256Z"},"content_sha256":"8fc8cbf9985ca2db12d8f7eb5d9751c4e98cf104247ab45cb0054c482cf3d6f9","schema_version":"1.0","event_id":"sha256:8fc8cbf9985ca2db12d8f7eb5d9751c4e98cf104247ab45cb0054c482cf3d6f9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:4B7YI4OMW6JQLJB5KSQXR7AJSY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Micro and nano patternable magnetic carbon","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Arpad M. Rostas, Jan G. Korvink, Lorenzo Bordonali, Neil MacKinnon, Stefan Weber, Swati Sharma","submitted_at":"2015-04-02T11:49:15Z","abstract_excerpt":"Carbon is conventionally not associated with magnetism, and much of the discussion of its nanotechnology perspectives appears to be centered on its electron transport properties. Among the few existing examples of magnetic carbon production, none has found a direct applicability in scalable micro and nano fabrication, Here we introduce a paramagnetic form of carbon whose precursor polymers can be lithographically patterned into micro and nano structures prior to pyrolysis. This unreactive and thermally robust material features strong room-temperature paramagnetism owing to a large number of un"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.00516","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":"2026-05-18T00:53:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lSTEryBJU9V4emQ2+abfp0oJ3c6LK6j9jU+jf7MnoHbGblzTctMOfhL3+z1BNGgqKqsh/kcLiak1qAmjvYqzAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T00:43:59.774943Z"},"content_sha256":"44556e285ff1472c1314e7953997b46a3caefb0df7a2ced1a9e1547558c6d0cd","schema_version":"1.0","event_id":"sha256:44556e285ff1472c1314e7953997b46a3caefb0df7a2ced1a9e1547558c6d0cd"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY/bundle.json","state_url":"https://pith.science/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY/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":"2026-05-31T00:43:59Z","links":{"resolver":"https://pith.science/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY","bundle":"https://pith.science/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY/bundle.json","state":"https://pith.science/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4B7YI4OMW6JQLJB5KSQXR7AJSY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:4B7YI4OMW6JQLJB5KSQXR7AJSY","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":"a28cea2127a618c5c5ae9fb3ce119118284e2d918679e2cc580d0785b6f7b071","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-02T11:49:15Z","title_canon_sha256":"19de6ca0224ff5d70e1959b6dbe2202d8ed27b98088c8ee8909ec68d4ad40072"},"schema_version":"1.0","source":{"id":"1504.00516","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1504.00516","created_at":"2026-05-18T00:53:35Z"},{"alias_kind":"arxiv_version","alias_value":"1504.00516v1","created_at":"2026-05-18T00:53:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1504.00516","created_at":"2026-05-18T00:53:35Z"},{"alias_kind":"pith_short_12","alias_value":"4B7YI4OMW6JQ","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_16","alias_value":"4B7YI4OMW6JQLJB5","created_at":"2026-05-18T12:29:05Z"},{"alias_kind":"pith_short_8","alias_value":"4B7YI4OM","created_at":"2026-05-18T12:29:05Z"}],"graph_snapshots":[{"event_id":"sha256:44556e285ff1472c1314e7953997b46a3caefb0df7a2ced1a9e1547558c6d0cd","target":"graph","created_at":"2026-05-18T00:53:35Z","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":"Carbon is conventionally not associated with magnetism, and much of the discussion of its nanotechnology perspectives appears to be centered on its electron transport properties. Among the few existing examples of magnetic carbon production, none has found a direct applicability in scalable micro and nano fabrication, Here we introduce a paramagnetic form of carbon whose precursor polymers can be lithographically patterned into micro and nano structures prior to pyrolysis. This unreactive and thermally robust material features strong room-temperature paramagnetism owing to a large number of un","authors_text":"Arpad M. Rostas, Jan G. Korvink, Lorenzo Bordonali, Neil MacKinnon, Stefan Weber, Swati Sharma","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-02T11:49:15Z","title":"Micro and nano patternable magnetic carbon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1504.00516","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":"sha256:8fc8cbf9985ca2db12d8f7eb5d9751c4e98cf104247ab45cb0054c482cf3d6f9","target":"record","created_at":"2026-05-18T00:53:35Z","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":"a28cea2127a618c5c5ae9fb3ce119118284e2d918679e2cc580d0785b6f7b071","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-04-02T11:49:15Z","title_canon_sha256":"19de6ca0224ff5d70e1959b6dbe2202d8ed27b98088c8ee8909ec68d4ad40072"},"schema_version":"1.0","source":{"id":"1504.00516","kind":"arxiv","version":1}},"canonical_sha256":"e07f8471ccb79305a43d54a178fc099605582aee152faa185adf62ee56402adb","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e07f8471ccb79305a43d54a178fc099605582aee152faa185adf62ee56402adb","first_computed_at":"2026-05-18T00:53:35.107699Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:53:35.107699Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lBABf4Esc5hXgdwWuJ+Rvk77Eok60e0QhQaRUHaFX3RokGKv4KklHhf18yAiI2ajiWQ738QK0Z7R9mtTKR0LDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:53:35.108094Z","signed_message":"canonical_sha256_bytes"},"source_id":"1504.00516","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8fc8cbf9985ca2db12d8f7eb5d9751c4e98cf104247ab45cb0054c482cf3d6f9","sha256:44556e285ff1472c1314e7953997b46a3caefb0df7a2ced1a9e1547558c6d0cd"],"state_sha256":"d424677a09a0bfce3fb24b55734cf1bbfe5811cc0ce2b5c7b42505ff3777801c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/12unmQNRgF+fL+BPBByk3+uvLK2ZAAot4SGgCwuj+H13UDknsJKnTCQ3aOlV4iie/RoJIkGUHeE+uL+xku5CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T00:43:59.778484Z","bundle_sha256":"0d728b1b8293198307763375bb03776605f60a0abf737d98225b5ad595d7b0e7"}}