{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:COABRVQLNWC6TBAZD5FXNYOZGC","short_pith_number":"pith:COABRVQL","canonical_record":{"source":{"id":"1503.06863","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-03-23T22:17:49Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"0bff08d403f5c1e943ff707b5aa5c6f3042c2f004a2dfcc956b7493085509676","abstract_canon_sha256":"363db97ddc704566ecb685d6050624dc3bcfd0a0cc8cf67efafa11531ac530b7"},"schema_version":"1.0"},"canonical_sha256":"138018d60b6d85e984191f4b76e1d9308205228be75f8f5a06d6ee91d23a95de","source":{"kind":"arxiv","id":"1503.06863","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.06863","created_at":"2026-05-18T02:16:38Z"},{"alias_kind":"arxiv_version","alias_value":"1503.06863v1","created_at":"2026-05-18T02:16:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.06863","created_at":"2026-05-18T02:16:38Z"},{"alias_kind":"pith_short_12","alias_value":"COABRVQLNWC6","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"COABRVQLNWC6TBAZ","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"COABRVQL","created_at":"2026-05-18T12:29:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:COABRVQLNWC6TBAZD5FXNYOZGC","target":"record","payload":{"canonical_record":{"source":{"id":"1503.06863","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-03-23T22:17:49Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"0bff08d403f5c1e943ff707b5aa5c6f3042c2f004a2dfcc956b7493085509676","abstract_canon_sha256":"363db97ddc704566ecb685d6050624dc3bcfd0a0cc8cf67efafa11531ac530b7"},"schema_version":"1.0"},"canonical_sha256":"138018d60b6d85e984191f4b76e1d9308205228be75f8f5a06d6ee91d23a95de","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:16:38.910064Z","signature_b64":"Jv484n2wKiSQMFi4pFctxTxHlUlD5QNJRAKWLLaJi00nXDu0lBWoOe41DnPABxIXw1IpfUN5vkwU9cBtXfj2AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"138018d60b6d85e984191f4b76e1d9308205228be75f8f5a06d6ee91d23a95de","last_reissued_at":"2026-05-18T02:16:38.909645Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:16:38.909645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1503.06863","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":"2026-05-18T02:16:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"G88KNtEYCtXrEXGC+mQZa0HPmSkFdadqcQs8aUY+pTF0HnIUUTuRm4IVFDwRxHmh27wgTc8+mIrTWYufaaVBDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T21:33:11.370527Z"},"content_sha256":"bdc9ee22e1d9e8fd8e6632eaffa1c16ca554ce87f1cf75e75b26fd10bdd3cc96","schema_version":"1.0","event_id":"sha256:bdc9ee22e1d9e8fd8e6632eaffa1c16ca554ce87f1cf75e75b26fd10bdd3cc96"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:COABRVQLNWC6TBAZD5FXNYOZGC","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electron-Irradiation Induced Nanocrystallization of Pb(II) in Silica Gels Prepared in High Magnetic Field","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Atsushi Mori, Chihiro Kaito, Takamasa Kaito","submitted_at":"2015-03-23T22:17:49Z","abstract_excerpt":"In a previous study, structure of silica gels prepared in a high magnetic field was investigated. While a direct application of such anisotropic silica gels is for an optical anisotropic medium possessing chemical resistance, we show here their possibility of medium in materials processing. In this direction, for example, silica hydrogels have so far been used as media of crystal growth. In this paper, as opposed to the soft-wet state, dried silica gels have been investigated. We have found that lead (II) nanocrystallites were formed induced by electron irradiation to lead (II)-doped dried sil"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.06863","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":"2026-05-18T02:16:38Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sqHCaxYoMqH60x214i+51bKcZzD6HAbz7cI2YLstfixQKIdUCn3e7o1FeC/r5x77ZFsIpB4QjPy2ZXUt4QiGDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-24T21:33:11.370874Z"},"content_sha256":"63935699d09f7a296d61343a48ee5fec79d1f8e9a7c684c0caac983be7056c66","schema_version":"1.0","event_id":"sha256:63935699d09f7a296d61343a48ee5fec79d1f8e9a7c684c0caac983be7056c66"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/COABRVQLNWC6TBAZD5FXNYOZGC/bundle.json","state_url":"https://pith.science/pith/COABRVQLNWC6TBAZD5FXNYOZGC/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/COABRVQLNWC6TBAZD5FXNYOZGC/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":"2026-06-24T21:33:11Z","links":{"resolver":"https://pith.science/pith/COABRVQLNWC6TBAZD5FXNYOZGC","bundle":"https://pith.science/pith/COABRVQLNWC6TBAZD5FXNYOZGC/bundle.json","state":"https://pith.science/pith/COABRVQLNWC6TBAZD5FXNYOZGC/state.json","well_known_bundle":"https://pith.science/.well-known/pith/COABRVQLNWC6TBAZD5FXNYOZGC/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:COABRVQLNWC6TBAZD5FXNYOZGC","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":"363db97ddc704566ecb685d6050624dc3bcfd0a0cc8cf67efafa11531ac530b7","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-03-23T22:17:49Z","title_canon_sha256":"0bff08d403f5c1e943ff707b5aa5c6f3042c2f004a2dfcc956b7493085509676"},"schema_version":"1.0","source":{"id":"1503.06863","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1503.06863","created_at":"2026-05-18T02:16:38Z"},{"alias_kind":"arxiv_version","alias_value":"1503.06863v1","created_at":"2026-05-18T02:16:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.06863","created_at":"2026-05-18T02:16:38Z"},{"alias_kind":"pith_short_12","alias_value":"COABRVQLNWC6","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_16","alias_value":"COABRVQLNWC6TBAZ","created_at":"2026-05-18T12:29:17Z"},{"alias_kind":"pith_short_8","alias_value":"COABRVQL","created_at":"2026-05-18T12:29:17Z"}],"graph_snapshots":[{"event_id":"sha256:63935699d09f7a296d61343a48ee5fec79d1f8e9a7c684c0caac983be7056c66","target":"graph","created_at":"2026-05-18T02:16:38Z","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":"In a previous study, structure of silica gels prepared in a high magnetic field was investigated. While a direct application of such anisotropic silica gels is for an optical anisotropic medium possessing chemical resistance, we show here their possibility of medium in materials processing. In this direction, for example, silica hydrogels have so far been used as media of crystal growth. In this paper, as opposed to the soft-wet state, dried silica gels have been investigated. We have found that lead (II) nanocrystallites were formed induced by electron irradiation to lead (II)-doped dried sil","authors_text":"Atsushi Mori, Chihiro Kaito, Takamasa Kaito","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-03-23T22:17:49Z","title":"Electron-Irradiation Induced Nanocrystallization of Pb(II) in Silica Gels Prepared in High Magnetic Field"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.06863","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:bdc9ee22e1d9e8fd8e6632eaffa1c16ca554ce87f1cf75e75b26fd10bdd3cc96","target":"record","created_at":"2026-05-18T02:16:38Z","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":"363db97ddc704566ecb685d6050624dc3bcfd0a0cc8cf67efafa11531ac530b7","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2015-03-23T22:17:49Z","title_canon_sha256":"0bff08d403f5c1e943ff707b5aa5c6f3042c2f004a2dfcc956b7493085509676"},"schema_version":"1.0","source":{"id":"1503.06863","kind":"arxiv","version":1}},"canonical_sha256":"138018d60b6d85e984191f4b76e1d9308205228be75f8f5a06d6ee91d23a95de","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"138018d60b6d85e984191f4b76e1d9308205228be75f8f5a06d6ee91d23a95de","first_computed_at":"2026-05-18T02:16:38.909645Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:16:38.909645Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Jv484n2wKiSQMFi4pFctxTxHlUlD5QNJRAKWLLaJi00nXDu0lBWoOe41DnPABxIXw1IpfUN5vkwU9cBtXfj2AA==","signature_status":"signed_v1","signed_at":"2026-05-18T02:16:38.910064Z","signed_message":"canonical_sha256_bytes"},"source_id":"1503.06863","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bdc9ee22e1d9e8fd8e6632eaffa1c16ca554ce87f1cf75e75b26fd10bdd3cc96","sha256:63935699d09f7a296d61343a48ee5fec79d1f8e9a7c684c0caac983be7056c66"],"state_sha256":"35b8c57d94bf2dc177fe53e11f440117be6532457cd73c80f4dcb863d097819a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nwYi73n0HGS00GO25M0hpOErPj2WzVHZ0ixYAzmGhuaf10SHnXjpwOMXHsE/grXzbDKa2wBqRLEAAlM7wxfVBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-24T21:33:11.372851Z","bundle_sha256":"944d46516b9c78d71affacd7f971fb39d1410d433b4114c70e862a9d5409edcd"}}