{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:ZVT5PLJEI5URAMZEJFOBDYMFMF","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":"ff7e3e11c1772b2654fdcbc5a3ccb7e61f7cf00643fe852e91f8aae038fa97d4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-02-10T10:43:00Z","title_canon_sha256":"5237bd9b3f17c4d95d3ea7f23a0ca998d71ebe94c0eed428404dcc8651b979f9"},"schema_version":"1.0","source":{"id":"1702.04402","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.04402","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"arxiv_version","alias_value":"1702.04402v1","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.04402","created_at":"2026-05-18T00:33:21Z"},{"alias_kind":"pith_short_12","alias_value":"ZVT5PLJEI5UR","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_16","alias_value":"ZVT5PLJEI5URAMZE","created_at":"2026-05-18T12:31:59Z"},{"alias_kind":"pith_short_8","alias_value":"ZVT5PLJE","created_at":"2026-05-18T12:31:59Z"}],"graph_snapshots":[{"event_id":"sha256:0e01c754a1426928a714fcdae4a167e273f53cb87cbe8fecf8f509ffd9b570a2","target":"graph","created_at":"2026-05-18T00:33:21Z","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":"Ionisation cluster size distributions produced in the sensitive volume of an ion-counting wall-less nanodosimeter by monoenergetic carbon ions with energies between 45 MeV and 150 MeV were measured at the TANDEM-ALPI ion accelerator facility complex of the LNL INFN in Legnaro. Those produced by monoenergetic helium ions with energies between 2 MeV and 20 MeV were measured at the accelerator facilities of PTB and with a 241Am alpha particle source. C3H8 was used as the target gas. The ionisation cluster size distributions were measured in narrow beam geometry with the primary beam passing the t","authors_text":"G. Hilgers, H. Rabus, M.U. Bug","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-02-10T10:43:00Z","title":"Measurement of track structure parameters of low and medium energy helium and carbon ions in nanometric volumes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.04402","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":"sha256:4da650c51ac654d96085d4618762ccb3659011606d57cd92e7467628dcd2379a","target":"record","created_at":"2026-05-18T00:33:21Z","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":"ff7e3e11c1772b2654fdcbc5a3ccb7e61f7cf00643fe852e91f8aae038fa97d4","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2017-02-10T10:43:00Z","title_canon_sha256":"5237bd9b3f17c4d95d3ea7f23a0ca998d71ebe94c0eed428404dcc8651b979f9"},"schema_version":"1.0","source":{"id":"1702.04402","kind":"arxiv","version":1}},"canonical_sha256":"cd67d7ad244769103324495c11e185614d30cfe2cee76f43a5cb3dcdd93035b7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd67d7ad244769103324495c11e185614d30cfe2cee76f43a5cb3dcdd93035b7","first_computed_at":"2026-05-18T00:33:21.443754Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:33:21.443754Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zPmdqMTuIEjTUnBCRK7ohRCIOYxjXppWJt5eze0DDf92D56FLA6SJWtdHrRIHPXaNx3zt33hWqmZHZEmnwLcCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:33:21.444175Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.04402","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4da650c51ac654d96085d4618762ccb3659011606d57cd92e7467628dcd2379a","sha256:0e01c754a1426928a714fcdae4a167e273f53cb87cbe8fecf8f509ffd9b570a2"],"state_sha256":"789cc7cca644a89b667bbb1b2570917f377af4b7f1ef7f5e643244b82fc48391"}