{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:LJVZWSTW25EXJ2Z2WO24ZLKUM6","short_pith_number":"pith:LJVZWSTW","canonical_record":{"source":{"id":"1105.1991","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-05-10T16:28:25Z","cross_cats_sorted":[],"title_canon_sha256":"42ce517a5b5b7554bf05432623c8f3035f7919cefb27078be94edaadc1fc061a","abstract_canon_sha256":"a1d8273bcedb1f53a3ea0534cf7627aa09232c15df2d1bcf22fcf38d8d164d25"},"schema_version":"1.0"},"canonical_sha256":"5a6b9b4a76d74974eb3ab3b5ccad5467bb954d05fa5eafac0ad0de2cc5b9406c","source":{"kind":"arxiv","id":"1105.1991","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.1991","created_at":"2026-05-18T02:02:01Z"},{"alias_kind":"arxiv_version","alias_value":"1105.1991v2","created_at":"2026-05-18T02:02:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.1991","created_at":"2026-05-18T02:02:01Z"},{"alias_kind":"pith_short_12","alias_value":"LJVZWSTW25EX","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"LJVZWSTW25EXJ2Z2","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"LJVZWSTW","created_at":"2026-05-18T12:26:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:LJVZWSTW25EXJ2Z2WO24ZLKUM6","target":"record","payload":{"canonical_record":{"source":{"id":"1105.1991","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-05-10T16:28:25Z","cross_cats_sorted":[],"title_canon_sha256":"42ce517a5b5b7554bf05432623c8f3035f7919cefb27078be94edaadc1fc061a","abstract_canon_sha256":"a1d8273bcedb1f53a3ea0534cf7627aa09232c15df2d1bcf22fcf38d8d164d25"},"schema_version":"1.0"},"canonical_sha256":"5a6b9b4a76d74974eb3ab3b5ccad5467bb954d05fa5eafac0ad0de2cc5b9406c","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:02:01.845886Z","signature_b64":"2booCKQeKukE1hBVx/ScN1tZwaXl2QmwUUxLu6XPylC6/AbL4PLMfvVgtIun9io1+iKj20os8VSlfA46bTy6Ag==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5a6b9b4a76d74974eb3ab3b5ccad5467bb954d05fa5eafac0ad0de2cc5b9406c","last_reissued_at":"2026-05-18T02:02:01.845322Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:02:01.845322Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1105.1991","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:02:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0e/zf2AnTDtKlqMd18tMBV7Ex/BwWN6iU8o9QlE+I/4Tho3QgIiNWY1VI+4wqH/B63qkkY1o3OLsKK9xDu1BDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T00:10:09.265027Z"},"content_sha256":"83c4e126510a4decf76bb417e35edd9290c43d859f33b82eaa7177cc5975a103","schema_version":"1.0","event_id":"sha256:83c4e126510a4decf76bb417e35edd9290c43d859f33b82eaa7177cc5975a103"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:LJVZWSTW25EXJ2Z2WO24ZLKUM6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Distribution of linearly polarized gluons inside a large nucleus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"Andreas Metz, Jian Zhou","submitted_at":"2011-05-10T16:28:25Z","abstract_excerpt":"The distribution of linearly polarized gluons inside a large nucleus is studied in the framework of the color glass condensate. We find that the Weizs\\\"acker-Williams distribution saturates the positivity bound at large transverse momenta and is suppressed at small transverse momenta, whereas the dipole distribution saturates the bound for any value of the transverse momentum. We also discuss processes in which both distributions of linearly polarized gluons can be probed."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.1991","kind":"arxiv","version":2},"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":"2026-05-18T02:02:01Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZucE4Q7kAWBmGEYulYm7mlfTk7C9gIvLc2od4pc8qLSQqMwzr8IuPBtcrUC3fr23YQDAV1Ac/FmVOFzTRrryCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T00:10:09.265728Z"},"content_sha256":"33d510c00fa323c628d371ffa1a88c4473395b70fa6ff5bbf867ea4a4100b9b7","schema_version":"1.0","event_id":"sha256:33d510c00fa323c628d371ffa1a88c4473395b70fa6ff5bbf867ea4a4100b9b7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6/bundle.json","state_url":"https://pith.science/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6/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":"2026-05-30T00:10:09Z","links":{"resolver":"https://pith.science/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6","bundle":"https://pith.science/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6/bundle.json","state":"https://pith.science/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LJVZWSTW25EXJ2Z2WO24ZLKUM6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:LJVZWSTW25EXJ2Z2WO24ZLKUM6","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":"a1d8273bcedb1f53a3ea0534cf7627aa09232c15df2d1bcf22fcf38d8d164d25","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-05-10T16:28:25Z","title_canon_sha256":"42ce517a5b5b7554bf05432623c8f3035f7919cefb27078be94edaadc1fc061a"},"schema_version":"1.0","source":{"id":"1105.1991","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1105.1991","created_at":"2026-05-18T02:02:01Z"},{"alias_kind":"arxiv_version","alias_value":"1105.1991v2","created_at":"2026-05-18T02:02:01Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1105.1991","created_at":"2026-05-18T02:02:01Z"},{"alias_kind":"pith_short_12","alias_value":"LJVZWSTW25EX","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_16","alias_value":"LJVZWSTW25EXJ2Z2","created_at":"2026-05-18T12:26:34Z"},{"alias_kind":"pith_short_8","alias_value":"LJVZWSTW","created_at":"2026-05-18T12:26:34Z"}],"graph_snapshots":[{"event_id":"sha256:33d510c00fa323c628d371ffa1a88c4473395b70fa6ff5bbf867ea4a4100b9b7","target":"graph","created_at":"2026-05-18T02:02:01Z","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 distribution of linearly polarized gluons inside a large nucleus is studied in the framework of the color glass condensate. We find that the Weizs\\\"acker-Williams distribution saturates the positivity bound at large transverse momenta and is suppressed at small transverse momenta, whereas the dipole distribution saturates the bound for any value of the transverse momentum. We also discuss processes in which both distributions of linearly polarized gluons can be probed.","authors_text":"Andreas Metz, Jian Zhou","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-05-10T16:28:25Z","title":"Distribution of linearly polarized gluons inside a large nucleus"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1105.1991","kind":"arxiv","version":2},"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":"sha256:83c4e126510a4decf76bb417e35edd9290c43d859f33b82eaa7177cc5975a103","target":"record","created_at":"2026-05-18T02:02:01Z","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":"a1d8273bcedb1f53a3ea0534cf7627aa09232c15df2d1bcf22fcf38d8d164d25","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2011-05-10T16:28:25Z","title_canon_sha256":"42ce517a5b5b7554bf05432623c8f3035f7919cefb27078be94edaadc1fc061a"},"schema_version":"1.0","source":{"id":"1105.1991","kind":"arxiv","version":2}},"canonical_sha256":"5a6b9b4a76d74974eb3ab3b5ccad5467bb954d05fa5eafac0ad0de2cc5b9406c","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5a6b9b4a76d74974eb3ab3b5ccad5467bb954d05fa5eafac0ad0de2cc5b9406c","first_computed_at":"2026-05-18T02:02:01.845322Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:02:01.845322Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"2booCKQeKukE1hBVx/ScN1tZwaXl2QmwUUxLu6XPylC6/AbL4PLMfvVgtIun9io1+iKj20os8VSlfA46bTy6Ag==","signature_status":"signed_v1","signed_at":"2026-05-18T02:02:01.845886Z","signed_message":"canonical_sha256_bytes"},"source_id":"1105.1991","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:83c4e126510a4decf76bb417e35edd9290c43d859f33b82eaa7177cc5975a103","sha256:33d510c00fa323c628d371ffa1a88c4473395b70fa6ff5bbf867ea4a4100b9b7"],"state_sha256":"2e1d59a8fa4579d2b576c635e036ba66a48a904b490c7a8aeb5391b5df0d8b6b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gBPD/FH6cunm8wV+6/GQBScZ+OQ8PkBKsVWq4Dcccqf7eqm271E+BKmaegyBY9biCbqzkpTj2S71xCIT7VxqDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T00:10:09.269706Z","bundle_sha256":"2429c2f816526b843263e553d0ded8d71d2d91d993dcfdb15507a6ff74698ee0"}}