{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:GCO2NQQMJ35FZSRHZ6CNQMNJTG","short_pith_number":"pith:GCO2NQQM","canonical_record":{"source":{"id":"1804.04981","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-04-13T15:08:33Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"6e21d721ef8545d3649d961db0ef05a4b4d235521c093a1bb1c945c7297f0ccb","abstract_canon_sha256":"9572906ddfc7f357755c556fec175956926a6922ca8108135532c97a8abed790"},"schema_version":"1.0"},"canonical_sha256":"309da6c20c4efa5cca27cf84d831a99991f2166fc785afaf376ac7e02bb653fe","source":{"kind":"arxiv","id":"1804.04981","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.04981","created_at":"2026-05-18T00:09:47Z"},{"alias_kind":"arxiv_version","alias_value":"1804.04981v1","created_at":"2026-05-18T00:09:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.04981","created_at":"2026-05-18T00:09:47Z"},{"alias_kind":"pith_short_12","alias_value":"GCO2NQQMJ35F","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GCO2NQQMJ35FZSRH","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GCO2NQQM","created_at":"2026-05-18T12:32:25Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:GCO2NQQMJ35FZSRHZ6CNQMNJTG","target":"record","payload":{"canonical_record":{"source":{"id":"1804.04981","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-04-13T15:08:33Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"6e21d721ef8545d3649d961db0ef05a4b4d235521c093a1bb1c945c7297f0ccb","abstract_canon_sha256":"9572906ddfc7f357755c556fec175956926a6922ca8108135532c97a8abed790"},"schema_version":"1.0"},"canonical_sha256":"309da6c20c4efa5cca27cf84d831a99991f2166fc785afaf376ac7e02bb653fe","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:09:47.091872Z","signature_b64":"uowZt7QUcDYvIescbLETF9HXPN418xOTke3yD25Uoqkysse9hF85KmT4LklM2pleUhdCnFWd8gOGSQkQYKWQDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"309da6c20c4efa5cca27cf84d831a99991f2166fc785afaf376ac7e02bb653fe","last_reissued_at":"2026-05-18T00:09:47.091239Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:09:47.091239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1804.04981","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":"2026-05-18T00:09:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kwD/A9I69ugGAA4pKXlT6tJ7QTEP6PUY7Z+0fxIBLYPmtlByw1vLwUYpAUUKDmZ6TDJjhX7ZNbQkcZp52TEuCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T11:49:05.339424Z"},"content_sha256":"1cdeabce1acce58330495d49afc0fb436364aeb293aa516054fb7cabbe3a3eac","schema_version":"1.0","event_id":"sha256:1cdeabce1acce58330495d49afc0fb436364aeb293aa516054fb7cabbe3a3eac"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:GCO2NQQMJ35FZSRHZ6CNQMNJTG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TMD gluon distributions at small x in the CGC theory","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Elena Petreska","submitted_at":"2018-04-13T15:08:33Z","abstract_excerpt":"We review recent progress in the description of unpolarized transverse-momentum-dependent (TMD) gluon distributions at small $x$ in the color glass condensate (CGC) effective theory. We discuss the origin of the non-universality of TMD gluon distributions in the TMD factorization framework and in the CGC theory and the equivalence of the two approaches in their overlapping domain of validity. We show some applications of this equivalence, including recent results on the behavior of TMD gluon distributions at small $x$, and on the study of gluon saturation. We discuss recent advances in the uni"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.04981","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":"2026-05-18T00:09:47Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PsMyvRAl/y6s3bjnF+8wq9/NqWJuTGy4Y07vYwy8fov+0lWlF2hli8e4FEWK9HmntZ83NyOflTPoD1ylierYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T11:49:05.340040Z"},"content_sha256":"65dc329fd45e40ce0c6e3fb2eb09ef80daf57be1008ba0375ebaea8bace56c7b","schema_version":"1.0","event_id":"sha256:65dc329fd45e40ce0c6e3fb2eb09ef80daf57be1008ba0375ebaea8bace56c7b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG/bundle.json","state_url":"https://pith.science/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG/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":"2026-06-05T11:49:05Z","links":{"resolver":"https://pith.science/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG","bundle":"https://pith.science/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG/bundle.json","state":"https://pith.science/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GCO2NQQMJ35FZSRHZ6CNQMNJTG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:GCO2NQQMJ35FZSRHZ6CNQMNJTG","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":"9572906ddfc7f357755c556fec175956926a6922ca8108135532c97a8abed790","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-04-13T15:08:33Z","title_canon_sha256":"6e21d721ef8545d3649d961db0ef05a4b4d235521c093a1bb1c945c7297f0ccb"},"schema_version":"1.0","source":{"id":"1804.04981","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1804.04981","created_at":"2026-05-18T00:09:47Z"},{"alias_kind":"arxiv_version","alias_value":"1804.04981v1","created_at":"2026-05-18T00:09:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.04981","created_at":"2026-05-18T00:09:47Z"},{"alias_kind":"pith_short_12","alias_value":"GCO2NQQMJ35F","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_16","alias_value":"GCO2NQQMJ35FZSRH","created_at":"2026-05-18T12:32:25Z"},{"alias_kind":"pith_short_8","alias_value":"GCO2NQQM","created_at":"2026-05-18T12:32:25Z"}],"graph_snapshots":[{"event_id":"sha256:65dc329fd45e40ce0c6e3fb2eb09ef80daf57be1008ba0375ebaea8bace56c7b","target":"graph","created_at":"2026-05-18T00:09:47Z","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":"We review recent progress in the description of unpolarized transverse-momentum-dependent (TMD) gluon distributions at small $x$ in the color glass condensate (CGC) effective theory. We discuss the origin of the non-universality of TMD gluon distributions in the TMD factorization framework and in the CGC theory and the equivalence of the two approaches in their overlapping domain of validity. We show some applications of this equivalence, including recent results on the behavior of TMD gluon distributions at small $x$, and on the study of gluon saturation. We discuss recent advances in the uni","authors_text":"Elena Petreska","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-04-13T15:08:33Z","title":"TMD gluon distributions at small x in the CGC theory"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.04981","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":"sha256:1cdeabce1acce58330495d49afc0fb436364aeb293aa516054fb7cabbe3a3eac","target":"record","created_at":"2026-05-18T00:09:47Z","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":"9572906ddfc7f357755c556fec175956926a6922ca8108135532c97a8abed790","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-04-13T15:08:33Z","title_canon_sha256":"6e21d721ef8545d3649d961db0ef05a4b4d235521c093a1bb1c945c7297f0ccb"},"schema_version":"1.0","source":{"id":"1804.04981","kind":"arxiv","version":1}},"canonical_sha256":"309da6c20c4efa5cca27cf84d831a99991f2166fc785afaf376ac7e02bb653fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"309da6c20c4efa5cca27cf84d831a99991f2166fc785afaf376ac7e02bb653fe","first_computed_at":"2026-05-18T00:09:47.091239Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:47.091239Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uowZt7QUcDYvIescbLETF9HXPN418xOTke3yD25Uoqkysse9hF85KmT4LklM2pleUhdCnFWd8gOGSQkQYKWQDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:47.091872Z","signed_message":"canonical_sha256_bytes"},"source_id":"1804.04981","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1cdeabce1acce58330495d49afc0fb436364aeb293aa516054fb7cabbe3a3eac","sha256:65dc329fd45e40ce0c6e3fb2eb09ef80daf57be1008ba0375ebaea8bace56c7b"],"state_sha256":"e752f4367f310b28bc4b49daf6b0e3853a7a50f80f69cb62ef32e3331d6352cf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PXzMngKra42Uakjtb9nwDpNQT7D6dIqcIumRxwaLZO33wg1YhON6omXQ354CJ5nCopBIkvP4a4dwdcw5P4E/CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T11:49:05.343523Z","bundle_sha256":"3843c8f2fa0e8d4ea3efa816de43025f1bc7272eac3401d088280245a5148b5b"}}