{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:XUIDGRLEZ3EI4HKXRWSRJVJQAE","short_pith_number":"pith:XUIDGRLE","canonical_record":{"source":{"id":"2006.08393","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-06-15T13:26:02Z","cross_cats_sorted":[],"title_canon_sha256":"cf1780d496825d4172d9bed33ff629d06fed8f6dbbf6d642c0d0eee5c630cc63","abstract_canon_sha256":"60024e0f3c0b84bc5d168fc2f0a2d6cc4ca58af0397980621730771d2c98d072"},"schema_version":"1.0"},"canonical_sha256":"bd10334564cec88e1d578da514d5300129ccf7751a9c8760d273d4786d0678d3","source":{"kind":"arxiv","id":"2006.08393","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.08393","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"arxiv_version","alias_value":"2006.08393v1","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.08393","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"pith_short_12","alias_value":"XUIDGRLEZ3EI","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"pith_short_16","alias_value":"XUIDGRLEZ3EI4HKX","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"pith_short_8","alias_value":"XUIDGRLE","created_at":"2026-07-05T01:10:21Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:XUIDGRLEZ3EI4HKXRWSRJVJQAE","target":"record","payload":{"canonical_record":{"source":{"id":"2006.08393","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-06-15T13:26:02Z","cross_cats_sorted":[],"title_canon_sha256":"cf1780d496825d4172d9bed33ff629d06fed8f6dbbf6d642c0d0eee5c630cc63","abstract_canon_sha256":"60024e0f3c0b84bc5d168fc2f0a2d6cc4ca58af0397980621730771d2c98d072"},"schema_version":"1.0"},"canonical_sha256":"bd10334564cec88e1d578da514d5300129ccf7751a9c8760d273d4786d0678d3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:10:21.039215Z","signature_b64":"TmNHWpnWxpcuNmlnuDuFWgCaTow1pKag6GCjR7EJmSR5eS7U6e4KQFRwbznRg1NYp5hOeEpsYPrPBbKtrCEUDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bd10334564cec88e1d578da514d5300129ccf7751a9c8760d273d4786d0678d3","last_reissued_at":"2026-07-05T01:10:21.038681Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:10:21.038681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2006.08393","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":"2026-07-05T01:10:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TnEplPNKqWjiW087X8pB411reyUaooNzCt7sb8FdjfKNxniTCW6wRp7OyYt9mK9CYxFHpjJRr5QwjOglXQHbDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T15:48:23.088422Z"},"content_sha256":"d6325fe04cc64e3780c5a986d7f7de7af0a053480a2ebb5d26fa994a73560392","schema_version":"1.0","event_id":"sha256:d6325fe04cc64e3780c5a986d7f7de7af0a053480a2ebb5d26fa994a73560392"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:XUIDGRLEZ3EI4HKXRWSRJVJQAE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Systematic error analysis in the absolute hydrogen gas jet polarimeter at RHIC","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.ins-det","authors_text":"A.A. Poblaguev, A. Zelenski, G. Atoian, J. Ritter, Y. Makdisi","submitted_at":"2020-06-15T13:26:02Z","abstract_excerpt":"The Polarized Atomic Hydrogen Gas Jet Target polarimeter (HJET) is operated at the Relativistic Heavy Ion Collider (RHIC) since 2004 to measure the absolute polarization of each colliding proton beam. Polarimeter detectors and data acquisition were upgraded in 2015 to increase the solid angle, energy range, and to improve the energy and time resolution. These upgrades along with an improved beam intensity and polarization allowed us to greatly reduce the statistical and systematic errors for the proton polarization measurements in RHIC Runs 15 ($E_\\text{beam}\\!=\\!100~\\text{GeV}$) and 17 ($255~"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.08393","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/2006.08393/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":"2026-07-05T01:10:21Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wzej6IWGXugbzGXQaU7a/behN/gOg8T2vYJuDe9MDuwmhVSArL9EDBpjU0XpC68Z09cgT7wQgTasbVwruxHhBg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T15:48:23.088800Z"},"content_sha256":"6d186fbef1f9e28142a98ed7a579cd13f1bd800345ea8f9ecc818186f0a305df","schema_version":"1.0","event_id":"sha256:6d186fbef1f9e28142a98ed7a579cd13f1bd800345ea8f9ecc818186f0a305df"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE/bundle.json","state_url":"https://pith.science/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE/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":"2026-07-06T15:48:23Z","links":{"resolver":"https://pith.science/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE","bundle":"https://pith.science/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE/bundle.json","state":"https://pith.science/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XUIDGRLEZ3EI4HKXRWSRJVJQAE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:XUIDGRLEZ3EI4HKXRWSRJVJQAE","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":"60024e0f3c0b84bc5d168fc2f0a2d6cc4ca58af0397980621730771d2c98d072","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-06-15T13:26:02Z","title_canon_sha256":"cf1780d496825d4172d9bed33ff629d06fed8f6dbbf6d642c0d0eee5c630cc63"},"schema_version":"1.0","source":{"id":"2006.08393","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2006.08393","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"arxiv_version","alias_value":"2006.08393v1","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2006.08393","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"pith_short_12","alias_value":"XUIDGRLEZ3EI","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"pith_short_16","alias_value":"XUIDGRLEZ3EI4HKX","created_at":"2026-07-05T01:10:21Z"},{"alias_kind":"pith_short_8","alias_value":"XUIDGRLE","created_at":"2026-07-05T01:10:21Z"}],"graph_snapshots":[{"event_id":"sha256:6d186fbef1f9e28142a98ed7a579cd13f1bd800345ea8f9ecc818186f0a305df","target":"graph","created_at":"2026-07-05T01:10:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2006.08393/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Polarized Atomic Hydrogen Gas Jet Target polarimeter (HJET) is operated at the Relativistic Heavy Ion Collider (RHIC) since 2004 to measure the absolute polarization of each colliding proton beam. Polarimeter detectors and data acquisition were upgraded in 2015 to increase the solid angle, energy range, and to improve the energy and time resolution. These upgrades along with an improved beam intensity and polarization allowed us to greatly reduce the statistical and systematic errors for the proton polarization measurements in RHIC Runs 15 ($E_\\text{beam}\\!=\\!100~\\text{GeV}$) and 17 ($255~","authors_text":"A.A. Poblaguev, A. Zelenski, G. Atoian, J. Ritter, Y. Makdisi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-06-15T13:26:02Z","title":"Systematic error analysis in the absolute hydrogen gas jet polarimeter at RHIC"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2006.08393","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:d6325fe04cc64e3780c5a986d7f7de7af0a053480a2ebb5d26fa994a73560392","target":"record","created_at":"2026-07-05T01:10:21Z","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":"60024e0f3c0b84bc5d168fc2f0a2d6cc4ca58af0397980621730771d2c98d072","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.ins-det","submitted_at":"2020-06-15T13:26:02Z","title_canon_sha256":"cf1780d496825d4172d9bed33ff629d06fed8f6dbbf6d642c0d0eee5c630cc63"},"schema_version":"1.0","source":{"id":"2006.08393","kind":"arxiv","version":1}},"canonical_sha256":"bd10334564cec88e1d578da514d5300129ccf7751a9c8760d273d4786d0678d3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bd10334564cec88e1d578da514d5300129ccf7751a9c8760d273d4786d0678d3","first_computed_at":"2026-07-05T01:10:21.038681Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:10:21.038681Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TmNHWpnWxpcuNmlnuDuFWgCaTow1pKag6GCjR7EJmSR5eS7U6e4KQFRwbznRg1NYp5hOeEpsYPrPBbKtrCEUDA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:10:21.039215Z","signed_message":"canonical_sha256_bytes"},"source_id":"2006.08393","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d6325fe04cc64e3780c5a986d7f7de7af0a053480a2ebb5d26fa994a73560392","sha256:6d186fbef1f9e28142a98ed7a579cd13f1bd800345ea8f9ecc818186f0a305df"],"state_sha256":"fe79d617ade5647b0f541b1bdfface7ec900b250966064513fde9de12ef9e469"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"X+zE5NhUFfcPCBQVWB46nV4c/MI1Chm21nqCNngKFj5R+vXWjIHKRC0UaccO6/iLoztKZlPp8H3YW9fn6rHcAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T15:48:23.091051Z","bundle_sha256":"2677cca3c705732c9c64fef478acd336172bfe1163b148d8d69330d73eb08221"}}