{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:HNGVH6ZM52SXSG7DP6WIVBGRRD","short_pith_number":"pith:HNGVH6ZM","canonical_record":{"source":{"id":"2102.07604","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-02-15T15:45:25Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"f1dcee314ea1bd3a2e39716c4747275bd26b0a479a56ecddeb421c74343ffae1","abstract_canon_sha256":"d3e2bdb3f102c2b7260560e9767b2c8701181d43eecc3fe5a52e48312033f934"},"schema_version":"1.0"},"canonical_sha256":"3b4d53fb2ceea5791be37fac8a84d188f7695a34893ae7b7b18491cb4f38a1f1","source":{"kind":"arxiv","id":"2102.07604","version":5},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.07604","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"arxiv_version","alias_value":"2102.07604v5","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.07604","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"pith_short_12","alias_value":"HNGVH6ZM52SX","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"pith_short_16","alias_value":"HNGVH6ZM52SXSG7D","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"pith_short_8","alias_value":"HNGVH6ZM","created_at":"2026-07-05T04:52:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:HNGVH6ZM52SXSG7DP6WIVBGRRD","target":"record","payload":{"canonical_record":{"source":{"id":"2102.07604","kind":"arxiv","version":5},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-02-15T15:45:25Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"f1dcee314ea1bd3a2e39716c4747275bd26b0a479a56ecddeb421c74343ffae1","abstract_canon_sha256":"d3e2bdb3f102c2b7260560e9767b2c8701181d43eecc3fe5a52e48312033f934"},"schema_version":"1.0"},"canonical_sha256":"3b4d53fb2ceea5791be37fac8a84d188f7695a34893ae7b7b18491cb4f38a1f1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:52:23.654227Z","signature_b64":"Hl1TvRAi+3ce+NS6ixArgs+QVn7+RVp9MuU36tDoTXRTuWmIpQo05mKodA4Fe7sAYCIicSTbvsUw/VUNKkPKBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b4d53fb2ceea5791be37fac8a84d188f7695a34893ae7b7b18491cb4f38a1f1","last_reissued_at":"2026-07-05T04:52:23.653654Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:52:23.653654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2102.07604","source_version":5,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T04:52:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XqzJTVirKU6gkqTAxbJZozYksnbX+m+/ME7tj8oltmbpi7mHDwzDkAaKJPkCL3dx1jf/AXTA97haUVy/jZYTCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T00:52:43.516443Z"},"content_sha256":"8447a287bfb9ad82adfe630709d23a917fe64af392b888d777db4b62aae1a4cb","schema_version":"1.0","event_id":"sha256:8447a287bfb9ad82adfe630709d23a917fe64af392b888d777db4b62aae1a4cb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:HNGVH6ZM52SXSG7DP6WIVBGRRD","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Some Aspects of the Theory of Heavy Ion Collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Francois Gelis","submitted_at":"2021-02-15T15:45:25Z","abstract_excerpt":"We review the theoretical aspects relevant in the description of high energy heavy ion collisions, with an emphasis on the learnings about the underlying QCD phenomena that have emerged from these collisions."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.07604","kind":"arxiv","version":5},"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/2102.07604/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":"2026-07-05T04:52:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dyiDD1QquKvvoVEy6txisy257h4G0GJPv4DrzIzvhXgflR5MTNRAvSryWPZtQI5PBGMhVvg8IbeiB+/VxJjLAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-18T00:52:43.518535Z"},"content_sha256":"0cc910acd3e64e3816309ab57580f4715673e1a4c810fa25f179a69e1d4532bf","schema_version":"1.0","event_id":"sha256:0cc910acd3e64e3816309ab57580f4715673e1a4c810fa25f179a69e1d4532bf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD/bundle.json","state_url":"https://pith.science/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD/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":"2026-08-18T00:52:43Z","links":{"resolver":"https://pith.science/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD","bundle":"https://pith.science/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD/bundle.json","state":"https://pith.science/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HNGVH6ZM52SXSG7DP6WIVBGRRD/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:HNGVH6ZM52SXSG7DP6WIVBGRRD","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":"d3e2bdb3f102c2b7260560e9767b2c8701181d43eecc3fe5a52e48312033f934","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-02-15T15:45:25Z","title_canon_sha256":"f1dcee314ea1bd3a2e39716c4747275bd26b0a479a56ecddeb421c74343ffae1"},"schema_version":"1.0","source":{"id":"2102.07604","kind":"arxiv","version":5}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2102.07604","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"arxiv_version","alias_value":"2102.07604v5","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2102.07604","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"pith_short_12","alias_value":"HNGVH6ZM52SX","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"pith_short_16","alias_value":"HNGVH6ZM52SXSG7D","created_at":"2026-07-05T04:52:23Z"},{"alias_kind":"pith_short_8","alias_value":"HNGVH6ZM","created_at":"2026-07-05T04:52:23Z"}],"graph_snapshots":[{"event_id":"sha256:0cc910acd3e64e3816309ab57580f4715673e1a4c810fa25f179a69e1d4532bf","target":"graph","created_at":"2026-07-05T04:52:23Z","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/2102.07604/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We review the theoretical aspects relevant in the description of high energy heavy ion collisions, with an emphasis on the learnings about the underlying QCD phenomena that have emerged from these collisions.","authors_text":"Francois Gelis","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-02-15T15:45:25Z","title":"Some Aspects of the Theory of Heavy Ion Collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2102.07604","kind":"arxiv","version":5},"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":"sha256:8447a287bfb9ad82adfe630709d23a917fe64af392b888d777db4b62aae1a4cb","target":"record","created_at":"2026-07-05T04:52:23Z","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":"d3e2bdb3f102c2b7260560e9767b2c8701181d43eecc3fe5a52e48312033f934","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2021-02-15T15:45:25Z","title_canon_sha256":"f1dcee314ea1bd3a2e39716c4747275bd26b0a479a56ecddeb421c74343ffae1"},"schema_version":"1.0","source":{"id":"2102.07604","kind":"arxiv","version":5}},"canonical_sha256":"3b4d53fb2ceea5791be37fac8a84d188f7695a34893ae7b7b18491cb4f38a1f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b4d53fb2ceea5791be37fac8a84d188f7695a34893ae7b7b18491cb4f38a1f1","first_computed_at":"2026-07-05T04:52:23.653654Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:52:23.653654Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Hl1TvRAi+3ce+NS6ixArgs+QVn7+RVp9MuU36tDoTXRTuWmIpQo05mKodA4Fe7sAYCIicSTbvsUw/VUNKkPKBA==","signature_status":"signed_v1","signed_at":"2026-07-05T04:52:23.654227Z","signed_message":"canonical_sha256_bytes"},"source_id":"2102.07604","source_kind":"arxiv","source_version":5}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8447a287bfb9ad82adfe630709d23a917fe64af392b888d777db4b62aae1a4cb","sha256:0cc910acd3e64e3816309ab57580f4715673e1a4c810fa25f179a69e1d4532bf"],"state_sha256":"6255b16800b8dbdc9de1cc9e9692e1e9ea1284320945d2d9d6f27dac69f3efbd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F1QPMicHbZgZNhkbOuGi8PkVNlqbI5THP1Nxtp8Fqfx63oOkR6ocNtt7SH3DKuO1GDyvsQOiiHAE/4bKTyP6CA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-18T00:52:43.592886Z","bundle_sha256":"de329eeee45aad74062463564de678c396e21e7d03df5704f37237335d2e3cd2"}}