{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:HNNCL772FXX3OTFBALSJUUNAWM","short_pith_number":"pith:HNNCL772","canonical_record":{"source":{"id":"1803.05134","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-14T04:30:47Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"a1c36487f9bb9b53ecdeef17379365cb4713c82e96caa1bd802b852a0e51e7f3","abstract_canon_sha256":"67fc7e18cb05183e31f3e2034dd1342dfe5ed9770e542ca91bfa4ca1196ec2e7"},"schema_version":"1.0"},"canonical_sha256":"3b5a25fffa2defb74ca102e49a51a0b3369629bcacff8eae9a1eaafe5e75e3c0","source":{"kind":"arxiv","id":"1803.05134","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05134","created_at":"2026-05-18T00:11:37Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05134v1","created_at":"2026-05-18T00:11:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05134","created_at":"2026-05-18T00:11:37Z"},{"alias_kind":"pith_short_12","alias_value":"HNNCL772FXX3","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HNNCL772FXX3OTFB","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HNNCL772","created_at":"2026-05-18T12:32:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:HNNCL772FXX3OTFBALSJUUNAWM","target":"record","payload":{"canonical_record":{"source":{"id":"1803.05134","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-14T04:30:47Z","cross_cats_sorted":["hep-ex"],"title_canon_sha256":"a1c36487f9bb9b53ecdeef17379365cb4713c82e96caa1bd802b852a0e51e7f3","abstract_canon_sha256":"67fc7e18cb05183e31f3e2034dd1342dfe5ed9770e542ca91bfa4ca1196ec2e7"},"schema_version":"1.0"},"canonical_sha256":"3b5a25fffa2defb74ca102e49a51a0b3369629bcacff8eae9a1eaafe5e75e3c0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:37.456485Z","signature_b64":"u/8KHsgj/bDYbyVNhvJOxN3seV3Tfri2yoCt6XS338GxgE/PRF06MNF0EE4cuj+hJgqj692OXOtWcFC4RmlgAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b5a25fffa2defb74ca102e49a51a0b3369629bcacff8eae9a1eaafe5e75e3c0","last_reissued_at":"2026-05-18T00:11:37.455446Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:37.455446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.05134","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":"2026-05-18T00:11:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pbHKumVu17zFcSwgz0u/1ETBJM/aQmWvW549YnbT/KgcK2LuP7WL25esq//Fmf9SVSQ9lDgB/aXksFXzlNZWBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:46:30.869498Z"},"content_sha256":"ec4984d66c6119bd432338d5ee1af849c6615aa4aed53a4b5bbe02c029c1ed6a","schema_version":"1.0","event_id":"sha256:ec4984d66c6119bd432338d5ee1af849c6615aa4aed53a4b5bbe02c029c1ed6a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:HNNCL772FXX3OTFBALSJUUNAWM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Performance study of particle identification at the CEPC using TPC $dE/dx$ information","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ex"],"primary_cat":"physics.ins-det","authors_text":"C. Chen, F. An, J. Cochran, M. Ruan, S. Prell, X. Lou","submitted_at":"2018-03-14T04:30:47Z","abstract_excerpt":"The kaon identification is crucial for the flavor physics, and also benefits the flavor and charge reconstruction of the jets. We explore the particle identification capability for tracks with momenta ranging from 2-20 GeV/c using the $dE/dx$ measurements in the Time Projection Chamber at the future Circular Electron-Positron Collider. Based on Monte Carlo simulation, we anticipate that an average $3.2~\\sigma$ ($2.6~\\sigma$) $K/\\pi$ separation can be achieved based on $dE/dx$ information for an optimistic (conservative) extrapolation of the simulated performance to the final system. Time-of-fl"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05134","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":"2026-05-18T00:11:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qJNvIFJpCKL5PtaUYOt22qRS130PDlVVLIIL9qkuXuRD/gGzWp1tWkg/5v6z2Fo7JrnWT1yu9W24lD+cxJPuCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-28T10:46:30.869838Z"},"content_sha256":"285d77c0ab660d819f7946e59928ea9bf48bdb27a447ae11d5298c6242d87501","schema_version":"1.0","event_id":"sha256:285d77c0ab660d819f7946e59928ea9bf48bdb27a447ae11d5298c6242d87501"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HNNCL772FXX3OTFBALSJUUNAWM/bundle.json","state_url":"https://pith.science/pith/HNNCL772FXX3OTFBALSJUUNAWM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HNNCL772FXX3OTFBALSJUUNAWM/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":"2026-05-28T10:46:30Z","links":{"resolver":"https://pith.science/pith/HNNCL772FXX3OTFBALSJUUNAWM","bundle":"https://pith.science/pith/HNNCL772FXX3OTFBALSJUUNAWM/bundle.json","state":"https://pith.science/pith/HNNCL772FXX3OTFBALSJUUNAWM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HNNCL772FXX3OTFBALSJUUNAWM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:HNNCL772FXX3OTFBALSJUUNAWM","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":"67fc7e18cb05183e31f3e2034dd1342dfe5ed9770e542ca91bfa4ca1196ec2e7","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-14T04:30:47Z","title_canon_sha256":"a1c36487f9bb9b53ecdeef17379365cb4713c82e96caa1bd802b852a0e51e7f3"},"schema_version":"1.0","source":{"id":"1803.05134","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05134","created_at":"2026-05-18T00:11:37Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05134v1","created_at":"2026-05-18T00:11:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05134","created_at":"2026-05-18T00:11:37Z"},{"alias_kind":"pith_short_12","alias_value":"HNNCL772FXX3","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_16","alias_value":"HNNCL772FXX3OTFB","created_at":"2026-05-18T12:32:28Z"},{"alias_kind":"pith_short_8","alias_value":"HNNCL772","created_at":"2026-05-18T12:32:28Z"}],"graph_snapshots":[{"event_id":"sha256:285d77c0ab660d819f7946e59928ea9bf48bdb27a447ae11d5298c6242d87501","target":"graph","created_at":"2026-05-18T00:11:37Z","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 kaon identification is crucial for the flavor physics, and also benefits the flavor and charge reconstruction of the jets. We explore the particle identification capability for tracks with momenta ranging from 2-20 GeV/c using the $dE/dx$ measurements in the Time Projection Chamber at the future Circular Electron-Positron Collider. Based on Monte Carlo simulation, we anticipate that an average $3.2~\\sigma$ ($2.6~\\sigma$) $K/\\pi$ separation can be achieved based on $dE/dx$ information for an optimistic (conservative) extrapolation of the simulated performance to the final system. Time-of-fl","authors_text":"C. Chen, F. An, J. Cochran, M. Ruan, S. Prell, X. Lou","cross_cats":["hep-ex"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-14T04:30:47Z","title":"Performance study of particle identification at the CEPC using TPC $dE/dx$ information"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05134","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:ec4984d66c6119bd432338d5ee1af849c6615aa4aed53a4b5bbe02c029c1ed6a","target":"record","created_at":"2026-05-18T00:11:37Z","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":"67fc7e18cb05183e31f3e2034dd1342dfe5ed9770e542ca91bfa4ca1196ec2e7","cross_cats_sorted":["hep-ex"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2018-03-14T04:30:47Z","title_canon_sha256":"a1c36487f9bb9b53ecdeef17379365cb4713c82e96caa1bd802b852a0e51e7f3"},"schema_version":"1.0","source":{"id":"1803.05134","kind":"arxiv","version":1}},"canonical_sha256":"3b5a25fffa2defb74ca102e49a51a0b3369629bcacff8eae9a1eaafe5e75e3c0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b5a25fffa2defb74ca102e49a51a0b3369629bcacff8eae9a1eaafe5e75e3c0","first_computed_at":"2026-05-18T00:11:37.455446Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:11:37.455446Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u/8KHsgj/bDYbyVNhvJOxN3seV3Tfri2yoCt6XS338GxgE/PRF06MNF0EE4cuj+hJgqj692OXOtWcFC4RmlgAQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:11:37.456485Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05134","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec4984d66c6119bd432338d5ee1af849c6615aa4aed53a4b5bbe02c029c1ed6a","sha256:285d77c0ab660d819f7946e59928ea9bf48bdb27a447ae11d5298c6242d87501"],"state_sha256":"532134df412cfd258086f314065b0df64aa8e458476034922f7d37b47af094f5"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"69o55v+c2hOn1aEcTbx9HpCw4/Bcn9dTkiFlk25ZewlhVcChpqnMHZe+MrL+F/AWAVkhujGyuZjzGnMpNv7YAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-28T10:46:30.871707Z","bundle_sha256":"644a65c357ddf48520858dc7f799786ef4cac53cac56249e62404b815ec1ff3f"}}