{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:GCSC25XH2PGSS5RTTTEQIRJHGE","short_pith_number":"pith:GCSC25XH","canonical_record":{"source":{"id":"1412.5530","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-12-17T19:31:00Z","cross_cats_sorted":["physics.atom-ph","physics.bio-ph","physics.chem-ph"],"title_canon_sha256":"204a935af993f65cec0b38f8e9892ecca01296aaa36cb3a56022deb80879e5ca","abstract_canon_sha256":"732abe1cfdee6427c26fa8a23060042ea27c26ffe1eeed082625817882712b21"},"schema_version":"1.0"},"canonical_sha256":"30a42d76e7d3cd2976339cc9044527313c20c8ca4db45d5874714d54c2e8150a","source":{"kind":"arxiv","id":"1412.5530","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.5530","created_at":"2026-05-18T01:03:06Z"},{"alias_kind":"arxiv_version","alias_value":"1412.5530v1","created_at":"2026-05-18T01:03:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5530","created_at":"2026-05-18T01:03:06Z"},{"alias_kind":"pith_short_12","alias_value":"GCSC25XH2PGS","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GCSC25XH2PGSS5RT","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GCSC25XH","created_at":"2026-05-18T12:28:30Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:GCSC25XH2PGSS5RTTTEQIRJHGE","target":"record","payload":{"canonical_record":{"source":{"id":"1412.5530","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-12-17T19:31:00Z","cross_cats_sorted":["physics.atom-ph","physics.bio-ph","physics.chem-ph"],"title_canon_sha256":"204a935af993f65cec0b38f8e9892ecca01296aaa36cb3a56022deb80879e5ca","abstract_canon_sha256":"732abe1cfdee6427c26fa8a23060042ea27c26ffe1eeed082625817882712b21"},"schema_version":"1.0"},"canonical_sha256":"30a42d76e7d3cd2976339cc9044527313c20c8ca4db45d5874714d54c2e8150a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:03:06.604751Z","signature_b64":"DHi0Eypdk8C+OKqAwB43Dprp1yFtyLnD4Cm/H6WcRi6u841BDlF6YX/cq9vfaNJ4XDEGWdwrInfaJqH+hHX6DQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"30a42d76e7d3cd2976339cc9044527313c20c8ca4db45d5874714d54c2e8150a","last_reissued_at":"2026-05-18T01:03:06.604352Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:03:06.604352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1412.5530","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":"2026-05-18T01:03:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4wjT0gM4p45bq5k3t5yGGr3ejcmG/XuXU6Puv6OydLy1lBTlXI4SkmL/1XW+eEG/9NGooegAiQWgRD+WuHfACQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T14:26:54.645049Z"},"content_sha256":"be2315ffe44d12db8788c58e8085b7d5b87f62d57e5222e1a40a87e0e52da627","schema_version":"1.0","event_id":"sha256:be2315ffe44d12db8788c58e8085b7d5b87f62d57e5222e1a40a87e0e52da627"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:GCSC25XH2PGSS5RTTTEQIRJHGE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Electron production by sensitizing gold nanoparticles irradiated by fast ions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.atom-ph","physics.bio-ph","physics.chem-ph"],"primary_cat":"physics.atm-clus","authors_text":"Alexey V. Verkhovtsev, Andrei V. Korol, Andrey V. Solov'yov","submitted_at":"2014-12-17T19:31:00Z","abstract_excerpt":"The yield of electrons generated by gold nanoparticles due to irradiation by fast charged projectiles is estimated. The results of calculations are compared to those obtained for pure water medium. It is demonstrated that a significant increase in the number of emitted electrons arises from collective electron excitations in the nanoparticle. The dominating enhancement mechanisms are related to the formation of (i) plasmons excited in a whole nanoparticle, and (ii) atomic giant resonances due to excitation of d electrons in individual atoms. Decay of the collective electron excitations in a na"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5530","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":"2026-05-18T01:03:06Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XsOq4vLMnWo6j9V96/lwjaeRqEqfOP3V3+oz4oIdSYgx/CVVroeW36X9EPPI40Jn6ChqmXgxfXwzyLbVuqxfBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T14:26:54.645626Z"},"content_sha256":"74713e6ad0e000262a2bf146f0a883c8d917f2207ca26beb2f49ef000d4a04a4","schema_version":"1.0","event_id":"sha256:74713e6ad0e000262a2bf146f0a883c8d917f2207ca26beb2f49ef000d4a04a4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GCSC25XH2PGSS5RTTTEQIRJHGE/bundle.json","state_url":"https://pith.science/pith/GCSC25XH2PGSS5RTTTEQIRJHGE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GCSC25XH2PGSS5RTTTEQIRJHGE/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":"2026-06-07T14:26:54Z","links":{"resolver":"https://pith.science/pith/GCSC25XH2PGSS5RTTTEQIRJHGE","bundle":"https://pith.science/pith/GCSC25XH2PGSS5RTTTEQIRJHGE/bundle.json","state":"https://pith.science/pith/GCSC25XH2PGSS5RTTTEQIRJHGE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GCSC25XH2PGSS5RTTTEQIRJHGE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:GCSC25XH2PGSS5RTTTEQIRJHGE","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":"732abe1cfdee6427c26fa8a23060042ea27c26ffe1eeed082625817882712b21","cross_cats_sorted":["physics.atom-ph","physics.bio-ph","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-12-17T19:31:00Z","title_canon_sha256":"204a935af993f65cec0b38f8e9892ecca01296aaa36cb3a56022deb80879e5ca"},"schema_version":"1.0","source":{"id":"1412.5530","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1412.5530","created_at":"2026-05-18T01:03:06Z"},{"alias_kind":"arxiv_version","alias_value":"1412.5530v1","created_at":"2026-05-18T01:03:06Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1412.5530","created_at":"2026-05-18T01:03:06Z"},{"alias_kind":"pith_short_12","alias_value":"GCSC25XH2PGS","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_16","alias_value":"GCSC25XH2PGSS5RT","created_at":"2026-05-18T12:28:30Z"},{"alias_kind":"pith_short_8","alias_value":"GCSC25XH","created_at":"2026-05-18T12:28:30Z"}],"graph_snapshots":[{"event_id":"sha256:74713e6ad0e000262a2bf146f0a883c8d917f2207ca26beb2f49ef000d4a04a4","target":"graph","created_at":"2026-05-18T01:03:06Z","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":"The yield of electrons generated by gold nanoparticles due to irradiation by fast charged projectiles is estimated. The results of calculations are compared to those obtained for pure water medium. It is demonstrated that a significant increase in the number of emitted electrons arises from collective electron excitations in the nanoparticle. The dominating enhancement mechanisms are related to the formation of (i) plasmons excited in a whole nanoparticle, and (ii) atomic giant resonances due to excitation of d electrons in individual atoms. Decay of the collective electron excitations in a na","authors_text":"Alexey V. Verkhovtsev, Andrei V. Korol, Andrey V. Solov'yov","cross_cats":["physics.atom-ph","physics.bio-ph","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-12-17T19:31:00Z","title":"Electron production by sensitizing gold nanoparticles irradiated by fast ions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1412.5530","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:be2315ffe44d12db8788c58e8085b7d5b87f62d57e5222e1a40a87e0e52da627","target":"record","created_at":"2026-05-18T01:03:06Z","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":"732abe1cfdee6427c26fa8a23060042ea27c26ffe1eeed082625817882712b21","cross_cats_sorted":["physics.atom-ph","physics.bio-ph","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2014-12-17T19:31:00Z","title_canon_sha256":"204a935af993f65cec0b38f8e9892ecca01296aaa36cb3a56022deb80879e5ca"},"schema_version":"1.0","source":{"id":"1412.5530","kind":"arxiv","version":1}},"canonical_sha256":"30a42d76e7d3cd2976339cc9044527313c20c8ca4db45d5874714d54c2e8150a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"30a42d76e7d3cd2976339cc9044527313c20c8ca4db45d5874714d54c2e8150a","first_computed_at":"2026-05-18T01:03:06.604352Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:03:06.604352Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DHi0Eypdk8C+OKqAwB43Dprp1yFtyLnD4Cm/H6WcRi6u841BDlF6YX/cq9vfaNJ4XDEGWdwrInfaJqH+hHX6DQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:03:06.604751Z","signed_message":"canonical_sha256_bytes"},"source_id":"1412.5530","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:be2315ffe44d12db8788c58e8085b7d5b87f62d57e5222e1a40a87e0e52da627","sha256:74713e6ad0e000262a2bf146f0a883c8d917f2207ca26beb2f49ef000d4a04a4"],"state_sha256":"539ca3453ed0a2bbcfc866aff53d190f65fffe22cf279b8b12d9f7c4627f671d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"P9CPitPHtk798ozsOFI24Si4YO9avgMsSnk15qEbXC+YZNtMy+/ULt/eNPoLbcftXzIsRjirNwwh02zmPIIOCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T14:26:54.649115Z","bundle_sha256":"e54ab9b5f7a301442f66906120f457f93cebecd95c703c2ebe94edcd4f9a98d5"}}