{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:NQEL4CDN33LTMEZFEJCUMRAL73","short_pith_number":"pith:NQEL4CDN","canonical_record":{"source":{"id":"1801.09294","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"hep-ph","submitted_at":"2018-01-28T21:41:02Z","cross_cats_sorted":["hep-ex","hep-th"],"title_canon_sha256":"225684c93c494b175073dcdcf8784e3aeb792d80fa4b81062585ebf07cfc3a3a","abstract_canon_sha256":"4a6df5317b1ad18bcd7eeeadc1e01ed3d5b733a40ba8b4fe61944e592575ea34"},"schema_version":"1.0"},"canonical_sha256":"6c08be086dded7361325224546440bfed3be8d10263f784b7a9f28ef8b4db8e5","source":{"kind":"arxiv","id":"1801.09294","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.09294","created_at":"2026-05-18T00:24:33Z"},{"alias_kind":"arxiv_version","alias_value":"1801.09294v1","created_at":"2026-05-18T00:24:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.09294","created_at":"2026-05-18T00:24:33Z"},{"alias_kind":"pith_short_12","alias_value":"NQEL4CDN33LT","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NQEL4CDN33LTMEZF","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NQEL4CDN","created_at":"2026-05-18T12:32:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:NQEL4CDN33LTMEZFEJCUMRAL73","target":"record","payload":{"canonical_record":{"source":{"id":"1801.09294","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"hep-ph","submitted_at":"2018-01-28T21:41:02Z","cross_cats_sorted":["hep-ex","hep-th"],"title_canon_sha256":"225684c93c494b175073dcdcf8784e3aeb792d80fa4b81062585ebf07cfc3a3a","abstract_canon_sha256":"4a6df5317b1ad18bcd7eeeadc1e01ed3d5b733a40ba8b4fe61944e592575ea34"},"schema_version":"1.0"},"canonical_sha256":"6c08be086dded7361325224546440bfed3be8d10263f784b7a9f28ef8b4db8e5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:24:33.188565Z","signature_b64":"NUoUJHGtXStZIePjQ2zZBTV3X6DOjkyRTl3uSAepiIs6vDH9neTqiC0+KaRjNEuzgItx7tTTNAty3Q0Qq9sDCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c08be086dded7361325224546440bfed3be8d10263f784b7a9f28ef8b4db8e5","last_reissued_at":"2026-05-18T00:24:33.188191Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:24:33.188191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1801.09294","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":"2026-05-18T00:24:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"a8sM5Hbi9U6eybiYTXl8IBxw59Lg6mzeJQ9VrUv0/lMmeA1G9BGfjjzNiCSsLsspcIq/nY6UVWVOzKtEKwNLAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:30:50.954619Z"},"content_sha256":"320ec5f45797af84cb580fe193b6ac45708386017346522db5634d0da92ca316","schema_version":"1.0","event_id":"sha256:320ec5f45797af84cb580fe193b6ac45708386017346522db5634d0da92ca316"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:NQEL4CDN33LTMEZFEJCUMRAL73","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Angular momentum and parity of a two gluon system","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":["hep-ex","hep-th"],"primary_cat":"hep-ph","authors_text":"V. Pleitez","submitted_at":"2018-01-28T21:41:02Z","abstract_excerpt":"In this work we obtain all the allowed values of the angular momentum and parity for two massless non-Abelian fields. In particular, we show that, unlike the two photons system, two gluons can be in a state with $J^P=1^\\pm$, $(2k)^-$, and $(2k+1)^-$, $k\\geq1$. This is a general result since it was obtained using only the laws of addition of the angular momentum."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.09294","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":"2026-05-18T00:24:33Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sLR9jW8yhJlnJ3NsoUr8ti9GR3gdDPRbHjDICLlt4HkfjRRr23dWbT17BPELzKPCzDLlO0+04r3ou67pJL6pDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T17:30:50.954975Z"},"content_sha256":"3196af30c540a27b058ed2adb54e10f8c18ab666ed62ce3cca45ff9823eec692","schema_version":"1.0","event_id":"sha256:3196af30c540a27b058ed2adb54e10f8c18ab666ed62ce3cca45ff9823eec692"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NQEL4CDN33LTMEZFEJCUMRAL73/bundle.json","state_url":"https://pith.science/pith/NQEL4CDN33LTMEZFEJCUMRAL73/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NQEL4CDN33LTMEZFEJCUMRAL73/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":"2026-06-03T17:30:50Z","links":{"resolver":"https://pith.science/pith/NQEL4CDN33LTMEZFEJCUMRAL73","bundle":"https://pith.science/pith/NQEL4CDN33LTMEZFEJCUMRAL73/bundle.json","state":"https://pith.science/pith/NQEL4CDN33LTMEZFEJCUMRAL73/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NQEL4CDN33LTMEZFEJCUMRAL73/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:NQEL4CDN33LTMEZFEJCUMRAL73","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":"4a6df5317b1ad18bcd7eeeadc1e01ed3d5b733a40ba8b4fe61944e592575ea34","cross_cats_sorted":["hep-ex","hep-th"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"hep-ph","submitted_at":"2018-01-28T21:41:02Z","title_canon_sha256":"225684c93c494b175073dcdcf8784e3aeb792d80fa4b81062585ebf07cfc3a3a"},"schema_version":"1.0","source":{"id":"1801.09294","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1801.09294","created_at":"2026-05-18T00:24:33Z"},{"alias_kind":"arxiv_version","alias_value":"1801.09294v1","created_at":"2026-05-18T00:24:33Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1801.09294","created_at":"2026-05-18T00:24:33Z"},{"alias_kind":"pith_short_12","alias_value":"NQEL4CDN33LT","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_16","alias_value":"NQEL4CDN33LTMEZF","created_at":"2026-05-18T12:32:40Z"},{"alias_kind":"pith_short_8","alias_value":"NQEL4CDN","created_at":"2026-05-18T12:32:40Z"}],"graph_snapshots":[{"event_id":"sha256:3196af30c540a27b058ed2adb54e10f8c18ab666ed62ce3cca45ff9823eec692","target":"graph","created_at":"2026-05-18T00:24:33Z","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":"In this work we obtain all the allowed values of the angular momentum and parity for two massless non-Abelian fields. In particular, we show that, unlike the two photons system, two gluons can be in a state with $J^P=1^\\pm$, $(2k)^-$, and $(2k+1)^-$, $k\\geq1$. This is a general result since it was obtained using only the laws of addition of the angular momentum.","authors_text":"V. Pleitez","cross_cats":["hep-ex","hep-th"],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"hep-ph","submitted_at":"2018-01-28T21:41:02Z","title":"Angular momentum and parity of a two gluon system"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1801.09294","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":"sha256:320ec5f45797af84cb580fe193b6ac45708386017346522db5634d0da92ca316","target":"record","created_at":"2026-05-18T00:24:33Z","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":"4a6df5317b1ad18bcd7eeeadc1e01ed3d5b733a40ba8b4fe61944e592575ea34","cross_cats_sorted":["hep-ex","hep-th"],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"hep-ph","submitted_at":"2018-01-28T21:41:02Z","title_canon_sha256":"225684c93c494b175073dcdcf8784e3aeb792d80fa4b81062585ebf07cfc3a3a"},"schema_version":"1.0","source":{"id":"1801.09294","kind":"arxiv","version":1}},"canonical_sha256":"6c08be086dded7361325224546440bfed3be8d10263f784b7a9f28ef8b4db8e5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c08be086dded7361325224546440bfed3be8d10263f784b7a9f28ef8b4db8e5","first_computed_at":"2026-05-18T00:24:33.188191Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:24:33.188191Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"NUoUJHGtXStZIePjQ2zZBTV3X6DOjkyRTl3uSAepiIs6vDH9neTqiC0+KaRjNEuzgItx7tTTNAty3Q0Qq9sDCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:24:33.188565Z","signed_message":"canonical_sha256_bytes"},"source_id":"1801.09294","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:320ec5f45797af84cb580fe193b6ac45708386017346522db5634d0da92ca316","sha256:3196af30c540a27b058ed2adb54e10f8c18ab666ed62ce3cca45ff9823eec692"],"state_sha256":"350fd1d07a0204fbc65397de917338b406f173b1bfcf08eb70ddb26addc4b42d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"MGq2XJz+LlWIrJnONjjcsP4+p2o6djNGSleEPztudkb0O/28HUQE80J0VxJ67riCqPjwxatqVwrX5DicvBKkCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T17:30:50.956895Z","bundle_sha256":"9cd8f0c561d1c00ae3f6800732e82c759d7861adccf51fd1a670a0958ed2003a"}}