{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:GWVTDP5QBEBQ4HV3WSM25YQMXO","short_pith_number":"pith:GWVTDP5Q","canonical_record":{"source":{"id":"2312.15495","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2023-12-24T14:53:35Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"920debadb93faa94ff25025262c0583409282ed4ce192ff379598f1b1fc935db","abstract_canon_sha256":"7ad61aab6f2288853af60880f4c0db20e5428d8e26fcdd20966a66623fa1be1a"},"schema_version":"1.0"},"canonical_sha256":"35ab31bfb009030e1ebbb499aee20cbbb49f58ce136291ed43352763a97ce5c9","source":{"kind":"arxiv","id":"2312.15495","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.15495","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"arxiv_version","alias_value":"2312.15495v1","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.15495","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"pith_short_12","alias_value":"GWVTDP5QBEBQ","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"GWVTDP5QBEBQ4HV3","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"GWVTDP5Q","created_at":"2026-07-05T07:33:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:GWVTDP5QBEBQ4HV3WSM25YQMXO","target":"record","payload":{"canonical_record":{"source":{"id":"2312.15495","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2023-12-24T14:53:35Z","cross_cats_sorted":["physics.ins-det"],"title_canon_sha256":"920debadb93faa94ff25025262c0583409282ed4ce192ff379598f1b1fc935db","abstract_canon_sha256":"7ad61aab6f2288853af60880f4c0db20e5428d8e26fcdd20966a66623fa1be1a"},"schema_version":"1.0"},"canonical_sha256":"35ab31bfb009030e1ebbb499aee20cbbb49f58ce136291ed43352763a97ce5c9","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T07:33:24.870839Z","signature_b64":"TyHeUZs+t2pamQuK9/Gm7ejDLhc1GJfGvRT94Sb4lj0uZcPRrNU8sV4CgCCvm+LwI/47SE/PvZhKNTcdSPe8AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35ab31bfb009030e1ebbb499aee20cbbb49f58ce136291ed43352763a97ce5c9","last_reissued_at":"2026-07-05T07:33:24.870403Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T07:33:24.870403Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2312.15495","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":"2026-07-05T07:33:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9YtkItWQeyrEZzHIs4wv4aGUHMWeZlFm7vVZoJJN2ejl8pA7fEzB33WG6UkC3SfP8CWs4HTcg8N7s2d3/9XoBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:09:53.977405Z"},"content_sha256":"342a829a60d3965c652d730b540cca9836cbc0cd677517d278540265b53f41a1","schema_version":"1.0","event_id":"sha256:342a829a60d3965c652d730b540cca9836cbc0cd677517d278540265b53f41a1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:GWVTDP5QBEBQ4HV3WSM25YQMXO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Track reconstruction for the COMET Phase-II experiment with ACTS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.ins-det"],"primary_cat":"hep-ex","authors_text":"Amaia Razquin, MyeongJae Lee","submitted_at":"2023-12-24T14:53:35Z","abstract_excerpt":"An implementation of A Common Tracking Software (ACTS) toolkit for signal electron reconstruction for the COMET muon to electron conversion experiment is discussed. The COMET experiment in J-PARC, Japan, will search for neutrinoless conversion of muons into electrons in the field of an aluminium nucleus, a lepton flavour violating process, aiming target sensitivity of $10^{-17}$. To achieve its scientific goals, the experiment requires a reconstructed momentum resolution of lower than 150 keV/c. For the first time by applying ACTS to signal events in the 100 MeV energy range with multiple-turn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.15495","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2312.15495/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T07:33:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1+S9NXfWXeLmyxG3diWQk6V2EACoG9sp0Zcsrn0X13mPBpw6b5cFEKwWwzKX+DWiV/w2R3wh+iyhB4DKvsBRBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T06:09:53.977897Z"},"content_sha256":"3c28de05c16b3379dedb75cd029af20ab7a34728764c9af80ca5ffdd4d4a4713","schema_version":"1.0","event_id":"sha256:3c28de05c16b3379dedb75cd029af20ab7a34728764c9af80ca5ffdd4d4a4713"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO/bundle.json","state_url":"https://pith.science/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO/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":"2026-08-04T06:09:53Z","links":{"resolver":"https://pith.science/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO","bundle":"https://pith.science/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO/bundle.json","state":"https://pith.science/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GWVTDP5QBEBQ4HV3WSM25YQMXO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:GWVTDP5QBEBQ4HV3WSM25YQMXO","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":"7ad61aab6f2288853af60880f4c0db20e5428d8e26fcdd20966a66623fa1be1a","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2023-12-24T14:53:35Z","title_canon_sha256":"920debadb93faa94ff25025262c0583409282ed4ce192ff379598f1b1fc935db"},"schema_version":"1.0","source":{"id":"2312.15495","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2312.15495","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"arxiv_version","alias_value":"2312.15495v1","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2312.15495","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"pith_short_12","alias_value":"GWVTDP5QBEBQ","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"pith_short_16","alias_value":"GWVTDP5QBEBQ4HV3","created_at":"2026-07-05T07:33:24Z"},{"alias_kind":"pith_short_8","alias_value":"GWVTDP5Q","created_at":"2026-07-05T07:33:24Z"}],"graph_snapshots":[{"event_id":"sha256:3c28de05c16b3379dedb75cd029af20ab7a34728764c9af80ca5ffdd4d4a4713","target":"graph","created_at":"2026-07-05T07:33:24Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2312.15495/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"An implementation of A Common Tracking Software (ACTS) toolkit for signal electron reconstruction for the COMET muon to electron conversion experiment is discussed. The COMET experiment in J-PARC, Japan, will search for neutrinoless conversion of muons into electrons in the field of an aluminium nucleus, a lepton flavour violating process, aiming target sensitivity of $10^{-17}$. To achieve its scientific goals, the experiment requires a reconstructed momentum resolution of lower than 150 keV/c. For the first time by applying ACTS to signal events in the 100 MeV energy range with multiple-turn","authors_text":"Amaia Razquin, MyeongJae Lee","cross_cats":["physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2023-12-24T14:53:35Z","title":"Track reconstruction for the COMET Phase-II experiment with ACTS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2312.15495","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":"sha256:342a829a60d3965c652d730b540cca9836cbc0cd677517d278540265b53f41a1","target":"record","created_at":"2026-07-05T07:33:24Z","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":"7ad61aab6f2288853af60880f4c0db20e5428d8e26fcdd20966a66623fa1be1a","cross_cats_sorted":["physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ex","submitted_at":"2023-12-24T14:53:35Z","title_canon_sha256":"920debadb93faa94ff25025262c0583409282ed4ce192ff379598f1b1fc935db"},"schema_version":"1.0","source":{"id":"2312.15495","kind":"arxiv","version":1}},"canonical_sha256":"35ab31bfb009030e1ebbb499aee20cbbb49f58ce136291ed43352763a97ce5c9","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35ab31bfb009030e1ebbb499aee20cbbb49f58ce136291ed43352763a97ce5c9","first_computed_at":"2026-07-05T07:33:24.870403Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T07:33:24.870403Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TyHeUZs+t2pamQuK9/Gm7ejDLhc1GJfGvRT94Sb4lj0uZcPRrNU8sV4CgCCvm+LwI/47SE/PvZhKNTcdSPe8AQ==","signature_status":"signed_v1","signed_at":"2026-07-05T07:33:24.870839Z","signed_message":"canonical_sha256_bytes"},"source_id":"2312.15495","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:342a829a60d3965c652d730b540cca9836cbc0cd677517d278540265b53f41a1","sha256:3c28de05c16b3379dedb75cd029af20ab7a34728764c9af80ca5ffdd4d4a4713"],"state_sha256":"88c3ab510ba4aac1af08baeab51aa2454184db7fe8a8c629dcf7fee66df5d8df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CBaBpBe7ObDW0zRIUeB+Ys77/s/ztySgZB9eT82713i8qMVTCEiX7Bp+E9+XnICGhZA0vyz36jlUg6S17DjCBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T06:09:53.981942Z","bundle_sha256":"1c4326a6c9ad543704127f5d87e749b8b50169300cfd5b204dcba2174846f9de"}}