{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:KONBCKIKDFTOYYRSKQ3IUDJRPQ","short_pith_number":"pith:KONBCKIK","canonical_record":{"source":{"id":"2012.05388","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-12-10T00:55:49Z","cross_cats_sorted":[],"title_canon_sha256":"116beb5832e71244e4ec0e3e61edc73401a530107c895ca229d9380e993dc94c","abstract_canon_sha256":"be3ce7d0582229903defbf8f3f66ee10b54ddaf3ce52157c0ec81b4199ef55b6"},"schema_version":"1.0"},"canonical_sha256":"539a11290a1966ec623254368a0d317c00f74d0a84e9657be1c8ffbb32681185","source":{"kind":"arxiv","id":"2012.05388","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.05388","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"arxiv_version","alias_value":"2012.05388v2","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.05388","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"pith_short_12","alias_value":"KONBCKIKDFTO","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"pith_short_16","alias_value":"KONBCKIKDFTOYYRS","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"pith_short_8","alias_value":"KONBCKIK","created_at":"2026-07-05T02:19:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:KONBCKIKDFTOYYRSKQ3IUDJRPQ","target":"record","payload":{"canonical_record":{"source":{"id":"2012.05388","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-12-10T00:55:49Z","cross_cats_sorted":[],"title_canon_sha256":"116beb5832e71244e4ec0e3e61edc73401a530107c895ca229d9380e993dc94c","abstract_canon_sha256":"be3ce7d0582229903defbf8f3f66ee10b54ddaf3ce52157c0ec81b4199ef55b6"},"schema_version":"1.0"},"canonical_sha256":"539a11290a1966ec623254368a0d317c00f74d0a84e9657be1c8ffbb32681185","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:19:40.228588Z","signature_b64":"XmG4mict4aemo+H5G4DDXMQQ4a1aBjG2plHVwJd8/Vn84eJkp+qc53yxsqoE1pyRs/4Lq1n2lVB1kXJZss9UBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"539a11290a1966ec623254368a0d317c00f74d0a84e9657be1c8ffbb32681185","last_reissued_at":"2026-07-05T02:19:40.228156Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:19:40.228156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2012.05388","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":"2026-07-05T02:19:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"kDtf+CSoWnLpphzN7Xwt/Su38hQbJrGrMjy3sa46/eWZ16Al9+n+tA/dBVwg4tuhLM+zPifzbgPtHsc8AvPpDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T20:20:59.075454Z"},"content_sha256":"d388322c213309476333fb53e5cebd4cf51abacf234672904ba0ce449e309474","schema_version":"1.0","event_id":"sha256:d388322c213309476333fb53e5cebd4cf51abacf234672904ba0ce449e309474"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:KONBCKIKDFTOYYRSKQ3IUDJRPQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Role of nuclear gluon distribution on particle production in heavy ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"hep-ph","authors_text":"G. M. Peccini, L. S. Moriggi, M. V. T. Machado","submitted_at":"2020-12-10T00:55:49Z","abstract_excerpt":"The transverse momentum spectra of hadrons is calculated from the unintegrated gluon distribution (UGD) within the $k_T$-factorization framework at small $x$. Starting from $pp$ collisions, the modification caused by the nuclear medium is incorporated in the UGD at high energies, which is related to the nuclear shadowing phenomenon. Moreover, we consider that particle production from minijet decaying is not enough to explain the $p_T$ spectra in $AA$ collisions due to collective phenomena that take place after the hard collision. The Boltzmann-Gibbs Blast Wave (BGBW) distribution is utilized i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.05388","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2012.05388/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":"2026-07-05T02:19:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"14xRwEBV4z7OtXM4vkYaWTb2Yd5xS82uFHn3seeQ1WLjjNuAFM1VMByleoNPA7wCjip3InRY8nRlfK+nS2H1DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T20:20:59.075979Z"},"content_sha256":"3c397cf344ad54e47bba8abcb4815c93bb1ba40eb2d073a3bd9ffc2272f6ad5a","schema_version":"1.0","event_id":"sha256:3c397cf344ad54e47bba8abcb4815c93bb1ba40eb2d073a3bd9ffc2272f6ad5a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ/bundle.json","state_url":"https://pith.science/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ/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":"2026-08-08T20:20:59Z","links":{"resolver":"https://pith.science/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ","bundle":"https://pith.science/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ/bundle.json","state":"https://pith.science/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/KONBCKIKDFTOYYRSKQ3IUDJRPQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:KONBCKIKDFTOYYRSKQ3IUDJRPQ","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":"be3ce7d0582229903defbf8f3f66ee10b54ddaf3ce52157c0ec81b4199ef55b6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-12-10T00:55:49Z","title_canon_sha256":"116beb5832e71244e4ec0e3e61edc73401a530107c895ca229d9380e993dc94c"},"schema_version":"1.0","source":{"id":"2012.05388","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2012.05388","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"arxiv_version","alias_value":"2012.05388v2","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2012.05388","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"pith_short_12","alias_value":"KONBCKIKDFTO","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"pith_short_16","alias_value":"KONBCKIKDFTOYYRS","created_at":"2026-07-05T02:19:40Z"},{"alias_kind":"pith_short_8","alias_value":"KONBCKIK","created_at":"2026-07-05T02:19:40Z"}],"graph_snapshots":[{"event_id":"sha256:3c397cf344ad54e47bba8abcb4815c93bb1ba40eb2d073a3bd9ffc2272f6ad5a","target":"graph","created_at":"2026-07-05T02:19:40Z","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/2012.05388/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The transverse momentum spectra of hadrons is calculated from the unintegrated gluon distribution (UGD) within the $k_T$-factorization framework at small $x$. Starting from $pp$ collisions, the modification caused by the nuclear medium is incorporated in the UGD at high energies, which is related to the nuclear shadowing phenomenon. Moreover, we consider that particle production from minijet decaying is not enough to explain the $p_T$ spectra in $AA$ collisions due to collective phenomena that take place after the hard collision. The Boltzmann-Gibbs Blast Wave (BGBW) distribution is utilized i","authors_text":"G. M. Peccini, L. S. Moriggi, M. V. T. Machado","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-12-10T00:55:49Z","title":"Role of nuclear gluon distribution on particle production in heavy ion collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2012.05388","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:d388322c213309476333fb53e5cebd4cf51abacf234672904ba0ce449e309474","target":"record","created_at":"2026-07-05T02:19:40Z","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":"be3ce7d0582229903defbf8f3f66ee10b54ddaf3ce52157c0ec81b4199ef55b6","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2020-12-10T00:55:49Z","title_canon_sha256":"116beb5832e71244e4ec0e3e61edc73401a530107c895ca229d9380e993dc94c"},"schema_version":"1.0","source":{"id":"2012.05388","kind":"arxiv","version":2}},"canonical_sha256":"539a11290a1966ec623254368a0d317c00f74d0a84e9657be1c8ffbb32681185","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"539a11290a1966ec623254368a0d317c00f74d0a84e9657be1c8ffbb32681185","first_computed_at":"2026-07-05T02:19:40.228156Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:19:40.228156Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"XmG4mict4aemo+H5G4DDXMQQ4a1aBjG2plHVwJd8/Vn84eJkp+qc53yxsqoE1pyRs/4Lq1n2lVB1kXJZss9UBg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:19:40.228588Z","signed_message":"canonical_sha256_bytes"},"source_id":"2012.05388","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d388322c213309476333fb53e5cebd4cf51abacf234672904ba0ce449e309474","sha256:3c397cf344ad54e47bba8abcb4815c93bb1ba40eb2d073a3bd9ffc2272f6ad5a"],"state_sha256":"2a752aad0f1efe2b251c81666b19089c530bc133818b00e40c0e29c0f28f2cdb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IRBQbIZSTO4F6a2zquKOK9V5TgMp08JB+VuaZQsD1MQ7bPzE+7AsaS2snWE46noc9/F53GdAjhC+bnik6NUXAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T20:20:59.086942Z","bundle_sha256":"27158defbfcf226927662854543929cae7d036d192828a103a1ebd20b63d22f4"}}