{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:DD7OS6QNCB443XM2QDSNGHVSPD","short_pith_number":"pith:DD7OS6QN","canonical_record":{"source":{"id":"1606.05137","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2016-06-16T11:04:53Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"67fbc0a048faa708aa9e35aa3caeb4a8d3e6aa9d8209d05bbf48ba90703f51a7","abstract_canon_sha256":"06cdc5ea9ee9080c269b8e4bb18e70a19f6f485f941d0b8ceaf050f0833ad7f8"},"schema_version":"1.0"},"canonical_sha256":"18fee97a0d1079cddd9a80e4d31eb278c77c0f2c27bb19182db3aa8d5ce7c935","source":{"kind":"arxiv","id":"1606.05137","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.05137","created_at":"2026-05-17T23:42:14Z"},{"alias_kind":"arxiv_version","alias_value":"1606.05137v1","created_at":"2026-05-17T23:42:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.05137","created_at":"2026-05-17T23:42:14Z"},{"alias_kind":"pith_short_12","alias_value":"DD7OS6QNCB44","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DD7OS6QNCB443XM2","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DD7OS6QN","created_at":"2026-05-18T12:30:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:DD7OS6QNCB443XM2QDSNGHVSPD","target":"record","payload":{"canonical_record":{"source":{"id":"1606.05137","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2016-06-16T11:04:53Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"67fbc0a048faa708aa9e35aa3caeb4a8d3e6aa9d8209d05bbf48ba90703f51a7","abstract_canon_sha256":"06cdc5ea9ee9080c269b8e4bb18e70a19f6f485f941d0b8ceaf050f0833ad7f8"},"schema_version":"1.0"},"canonical_sha256":"18fee97a0d1079cddd9a80e4d31eb278c77c0f2c27bb19182db3aa8d5ce7c935","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:42:14.490712Z","signature_b64":"DEvZmthUjfjih5PXfLuwccOHEkG4wJsPteEX1x9cebRfegWpTygMPdEiF2T+kMI27lFXl/XC4ukLJF0XT51RBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"18fee97a0d1079cddd9a80e4d31eb278c77c0f2c27bb19182db3aa8d5ce7c935","last_reissued_at":"2026-05-17T23:42:14.489931Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:42:14.489931Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1606.05137","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":"2026-05-17T23:42:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"5oP283WgewUzOdUvDoWjB3/7W6FvMKMCL3mrczIdn46YfiqRCzYKBnppiHZSRAWxP53u+J7kmHhKJ7ZO/tC3CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T03:55:07.360259Z"},"content_sha256":"ebe76a77ee5883555a6526a812eb3853edee92565554d8a3c78a53c29563b4fa","schema_version":"1.0","event_id":"sha256:ebe76a77ee5883555a6526a812eb3853edee92565554d8a3c78a53c29563b4fa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:DD7OS6QNCB443XM2QDSNGHVSPD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fe doped Magnetic Nanodiamonds made by Ion Implantation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.bio-ph","authors_text":"ChienHsu Chen, H. Niu, Hui-Shan Jian, I.C. Cho","submitted_at":"2016-06-16T11:04:53Z","abstract_excerpt":"Here we present a simple physical method to produce magnetic nanodiamonds (NDs) using high dose Fe ion-implantation. The Fe atoms are distributed inside the NDs without affecting their crystal structure. So the NDs can be still functionalized through surface modification for targeted chemotherapy and the added magnetic property will make the NDs suitable for localized thermal treatment for cancer cells without the toxicity from the Fe atoms being directly in contact with the living tissue."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.05137","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":"2026-05-17T23:42:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Fi6Jin9FvFSU3ERhK/AG48vI9bR0rnqbSwKkfZB2AA5qyTsJyqGfZMAdkO2t2Hg3EB5w7bpmqVDBFt+UAWm6BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T03:55:07.360618Z"},"content_sha256":"93e7d7eecfd1104f0aae661849dd13249c32fa242d59070bdadd25f846beedce","schema_version":"1.0","event_id":"sha256:93e7d7eecfd1104f0aae661849dd13249c32fa242d59070bdadd25f846beedce"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DD7OS6QNCB443XM2QDSNGHVSPD/bundle.json","state_url":"https://pith.science/pith/DD7OS6QNCB443XM2QDSNGHVSPD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DD7OS6QNCB443XM2QDSNGHVSPD/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":"2026-06-24T03:55:07Z","links":{"resolver":"https://pith.science/pith/DD7OS6QNCB443XM2QDSNGHVSPD","bundle":"https://pith.science/pith/DD7OS6QNCB443XM2QDSNGHVSPD/bundle.json","state":"https://pith.science/pith/DD7OS6QNCB443XM2QDSNGHVSPD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DD7OS6QNCB443XM2QDSNGHVSPD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:DD7OS6QNCB443XM2QDSNGHVSPD","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":"06cdc5ea9ee9080c269b8e4bb18e70a19f6f485f941d0b8ceaf050f0833ad7f8","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2016-06-16T11:04:53Z","title_canon_sha256":"67fbc0a048faa708aa9e35aa3caeb4a8d3e6aa9d8209d05bbf48ba90703f51a7"},"schema_version":"1.0","source":{"id":"1606.05137","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1606.05137","created_at":"2026-05-17T23:42:14Z"},{"alias_kind":"arxiv_version","alias_value":"1606.05137v1","created_at":"2026-05-17T23:42:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1606.05137","created_at":"2026-05-17T23:42:14Z"},{"alias_kind":"pith_short_12","alias_value":"DD7OS6QNCB44","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_16","alias_value":"DD7OS6QNCB443XM2","created_at":"2026-05-18T12:30:12Z"},{"alias_kind":"pith_short_8","alias_value":"DD7OS6QN","created_at":"2026-05-18T12:30:12Z"}],"graph_snapshots":[{"event_id":"sha256:93e7d7eecfd1104f0aae661849dd13249c32fa242d59070bdadd25f846beedce","target":"graph","created_at":"2026-05-17T23:42:14Z","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":"Here we present a simple physical method to produce magnetic nanodiamonds (NDs) using high dose Fe ion-implantation. The Fe atoms are distributed inside the NDs without affecting their crystal structure. So the NDs can be still functionalized through surface modification for targeted chemotherapy and the added magnetic property will make the NDs suitable for localized thermal treatment for cancer cells without the toxicity from the Fe atoms being directly in contact with the living tissue.","authors_text":"ChienHsu Chen, H. Niu, Hui-Shan Jian, I.C. Cho","cross_cats":["cond-mat.mes-hall"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2016-06-16T11:04:53Z","title":"Fe doped Magnetic Nanodiamonds made by Ion Implantation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1606.05137","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:ebe76a77ee5883555a6526a812eb3853edee92565554d8a3c78a53c29563b4fa","target":"record","created_at":"2026-05-17T23:42:14Z","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":"06cdc5ea9ee9080c269b8e4bb18e70a19f6f485f941d0b8ceaf050f0833ad7f8","cross_cats_sorted":["cond-mat.mes-hall"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.bio-ph","submitted_at":"2016-06-16T11:04:53Z","title_canon_sha256":"67fbc0a048faa708aa9e35aa3caeb4a8d3e6aa9d8209d05bbf48ba90703f51a7"},"schema_version":"1.0","source":{"id":"1606.05137","kind":"arxiv","version":1}},"canonical_sha256":"18fee97a0d1079cddd9a80e4d31eb278c77c0f2c27bb19182db3aa8d5ce7c935","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"18fee97a0d1079cddd9a80e4d31eb278c77c0f2c27bb19182db3aa8d5ce7c935","first_computed_at":"2026-05-17T23:42:14.489931Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:42:14.489931Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DEvZmthUjfjih5PXfLuwccOHEkG4wJsPteEX1x9cebRfegWpTygMPdEiF2T+kMI27lFXl/XC4ukLJF0XT51RBg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:42:14.490712Z","signed_message":"canonical_sha256_bytes"},"source_id":"1606.05137","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ebe76a77ee5883555a6526a812eb3853edee92565554d8a3c78a53c29563b4fa","sha256:93e7d7eecfd1104f0aae661849dd13249c32fa242d59070bdadd25f846beedce"],"state_sha256":"edd497a8d0a6ff68da415d80f1e77f7977c39c1816e711acdfa7bc8a278bb289"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QOfOAtxlols828bGiLOH+ZIHz3PeepUULy3oB4esYUXgwAnaT38n3OQoF9GYdldEBHSFgoAm9Gi5hsW1l/otBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T03:55:07.362537Z","bundle_sha256":"221214947a9bb9ae05d950f3e5638bbca453eba98955b0f9281f3140581c7811"}}