{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:CQ4YI4LPSOHDMKRIZSWSIBN3CP","short_pith_number":"pith:CQ4YI4LP","canonical_record":{"source":{"id":"1312.6059","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-12-20T17:59:04Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"e6d903572135c331e720420c6a4030edc3d13da73cf9641170160e85e086c7b9","abstract_canon_sha256":"9c04f9b0d322ade96c206989719aabb95797e60367004e9fee0a256be0c5f686"},"schema_version":"1.0"},"canonical_sha256":"143984716f938e362a28ccad2405bb13caa0f6c555b4822c8257f8a424a3c0f3","source":{"kind":"arxiv","id":"1312.6059","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.6059","created_at":"2026-05-18T02:51:56Z"},{"alias_kind":"arxiv_version","alias_value":"1312.6059v3","created_at":"2026-05-18T02:51:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.6059","created_at":"2026-05-18T02:51:56Z"},{"alias_kind":"pith_short_12","alias_value":"CQ4YI4LPSOHD","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"CQ4YI4LPSOHDMKRI","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"CQ4YI4LP","created_at":"2026-05-18T12:27:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:CQ4YI4LPSOHDMKRIZSWSIBN3CP","target":"record","payload":{"canonical_record":{"source":{"id":"1312.6059","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-12-20T17:59:04Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"e6d903572135c331e720420c6a4030edc3d13da73cf9641170160e85e086c7b9","abstract_canon_sha256":"9c04f9b0d322ade96c206989719aabb95797e60367004e9fee0a256be0c5f686"},"schema_version":"1.0"},"canonical_sha256":"143984716f938e362a28ccad2405bb13caa0f6c555b4822c8257f8a424a3c0f3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:51:56.759108Z","signature_b64":"wVOWInDnm6lPAmWy7e3Et5H/OQe055sMlUqwsz8TF3zVZNhdOaIAFwuxfv3e10iopETu/FqZB7nCEa95McqTDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"143984716f938e362a28ccad2405bb13caa0f6c555b4822c8257f8a424a3c0f3","last_reissued_at":"2026-05-18T02:51:56.758619Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:51:56.758619Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1312.6059","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:51:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s4WxnEM8UGZKmll/nMkmMXTcJ04CvErYcWJg5LM85Sik8jv1Flknhe9T7ODTlhGrcFGcPW5BSAyHE+xrVouyAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T14:08:51.037188Z"},"content_sha256":"8f349c891cfce2a7216a3dfda2ddb38a26c1f2cfd4e422084291bbee7f529d74","schema_version":"1.0","event_id":"sha256:8f349c891cfce2a7216a3dfda2ddb38a26c1f2cfd4e422084291bbee7f529d74"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:CQ4YI4LPSOHDMKRIZSWSIBN3CP","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Implementation of a local principal curves algorithm for neutrino interaction reconstruction in a liquid argon volume","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"B. Morgan, B. Oakley, D. Roythorne, G.J. Barker, J. Einbeck, J.J. Back, M. Haigh, S.B. Boyd, Y.A. Ramachers","submitted_at":"2013-12-20T17:59:04Z","abstract_excerpt":"A local principal curve algorithm has been implemented in three dimensions for automated track and shower reconstruction of neutrino interactions in a liquid argon time projection chamber. We present details of the algorithm and characterise its performance on simulated data sets."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.6059","kind":"arxiv","version":3},"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":"2026-05-18T02:51:56Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6MSAmQrBJA83sVdvK+ZLIj1SJluv394jSbPy7lRQONieN396gszqdTR98XCPop4f/iOC+4k2rem7GqwrCxIRBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-20T14:08:51.037553Z"},"content_sha256":"84d8818bc59c7e4670d855f9b8dfc832ab7554daefb06eac06a21551f121119f","schema_version":"1.0","event_id":"sha256:84d8818bc59c7e4670d855f9b8dfc832ab7554daefb06eac06a21551f121119f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP/bundle.json","state_url":"https://pith.science/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP/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":"2026-05-20T14:08:51Z","links":{"resolver":"https://pith.science/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP","bundle":"https://pith.science/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP/bundle.json","state":"https://pith.science/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CQ4YI4LPSOHDMKRIZSWSIBN3CP/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:CQ4YI4LPSOHDMKRIZSWSIBN3CP","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":"9c04f9b0d322ade96c206989719aabb95797e60367004e9fee0a256be0c5f686","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-12-20T17:59:04Z","title_canon_sha256":"e6d903572135c331e720420c6a4030edc3d13da73cf9641170160e85e086c7b9"},"schema_version":"1.0","source":{"id":"1312.6059","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1312.6059","created_at":"2026-05-18T02:51:56Z"},{"alias_kind":"arxiv_version","alias_value":"1312.6059v3","created_at":"2026-05-18T02:51:56Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1312.6059","created_at":"2026-05-18T02:51:56Z"},{"alias_kind":"pith_short_12","alias_value":"CQ4YI4LPSOHD","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_16","alias_value":"CQ4YI4LPSOHDMKRI","created_at":"2026-05-18T12:27:40Z"},{"alias_kind":"pith_short_8","alias_value":"CQ4YI4LP","created_at":"2026-05-18T12:27:40Z"}],"graph_snapshots":[{"event_id":"sha256:84d8818bc59c7e4670d855f9b8dfc832ab7554daefb06eac06a21551f121119f","target":"graph","created_at":"2026-05-18T02:51:56Z","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":"A local principal curve algorithm has been implemented in three dimensions for automated track and shower reconstruction of neutrino interactions in a liquid argon time projection chamber. We present details of the algorithm and characterise its performance on simulated data sets.","authors_text":"B. Morgan, B. Oakley, D. Roythorne, G.J. Barker, J. Einbeck, J.J. Back, M. Haigh, S.B. Boyd, Y.A. Ramachers","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-12-20T17:59:04Z","title":"Implementation of a local principal curves algorithm for neutrino interaction reconstruction in a liquid argon volume"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1312.6059","kind":"arxiv","version":3},"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":"sha256:8f349c891cfce2a7216a3dfda2ddb38a26c1f2cfd4e422084291bbee7f529d74","target":"record","created_at":"2026-05-18T02:51:56Z","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":"9c04f9b0d322ade96c206989719aabb95797e60367004e9fee0a256be0c5f686","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2013-12-20T17:59:04Z","title_canon_sha256":"e6d903572135c331e720420c6a4030edc3d13da73cf9641170160e85e086c7b9"},"schema_version":"1.0","source":{"id":"1312.6059","kind":"arxiv","version":3}},"canonical_sha256":"143984716f938e362a28ccad2405bb13caa0f6c555b4822c8257f8a424a3c0f3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"143984716f938e362a28ccad2405bb13caa0f6c555b4822c8257f8a424a3c0f3","first_computed_at":"2026-05-18T02:51:56.758619Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:51:56.758619Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"wVOWInDnm6lPAmWy7e3Et5H/OQe055sMlUqwsz8TF3zVZNhdOaIAFwuxfv3e10iopETu/FqZB7nCEa95McqTDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:51:56.759108Z","signed_message":"canonical_sha256_bytes"},"source_id":"1312.6059","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8f349c891cfce2a7216a3dfda2ddb38a26c1f2cfd4e422084291bbee7f529d74","sha256:84d8818bc59c7e4670d855f9b8dfc832ab7554daefb06eac06a21551f121119f"],"state_sha256":"669c1a99fd6868af00d18822c7d954c5bf5fca4fb8f99d4fdf669a8e5f628777"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sQRD3u9W5QkQy8PPudQ9bdv5IUc+1rNtRLh5m0cr3zu0mDSOpcR7MEqoUPUI+5zgoS00CUbdKJ9DgW86l0nyCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-20T14:08:51.039712Z","bundle_sha256":"a23391d57318aa08dbaf107d9af943748de048fcb4c2bef5973a2ba35a2ffac4"}}