{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:6IATBF76UUIQAXIOHIQFS6FHI6","short_pith_number":"pith:6IATBF76","canonical_record":{"source":{"id":"1407.4644","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-17T11:50:34Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"3d03b394c240496a7c5c2feb50cd4328a6b00fadbea891022a24bb70914d7f5f","abstract_canon_sha256":"ef6671409587ae600212038873627f62e579ddedcb720e1e2d545596c6b1d690"},"schema_version":"1.0"},"canonical_sha256":"f2013097fea511005d0e3a205978a747b86230eeb74ceb15b2d0882086e3106e","source":{"kind":"arxiv","id":"1407.4644","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.4644","created_at":"2026-05-18T02:39:08Z"},{"alias_kind":"arxiv_version","alias_value":"1407.4644v2","created_at":"2026-05-18T02:39:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.4644","created_at":"2026-05-18T02:39:08Z"},{"alias_kind":"pith_short_12","alias_value":"6IATBF76UUIQ","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6IATBF76UUIQAXIO","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6IATBF76","created_at":"2026-05-18T12:28:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:6IATBF76UUIQAXIOHIQFS6FHI6","target":"record","payload":{"canonical_record":{"source":{"id":"1407.4644","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-17T11:50:34Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"3d03b394c240496a7c5c2feb50cd4328a6b00fadbea891022a24bb70914d7f5f","abstract_canon_sha256":"ef6671409587ae600212038873627f62e579ddedcb720e1e2d545596c6b1d690"},"schema_version":"1.0"},"canonical_sha256":"f2013097fea511005d0e3a205978a747b86230eeb74ceb15b2d0882086e3106e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:39:08.613067Z","signature_b64":"z7OYviSysWWmFqom4VpONPtNfJSdvw0lkkmixFdtWY+xT+INp631iDBoUgidL3FwzcKRe2G8ORXUmLS4FSK8Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2013097fea511005d0e3a205978a747b86230eeb74ceb15b2d0882086e3106e","last_reissued_at":"2026-05-18T02:39:08.612438Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:39:08.612438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.4644","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":"2026-05-18T02:39:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iLy655q6LnBkk4vdp7bM0Jezyq81Q0Mtl6tAKZum9ubVMIz4QBMnTYfZf1ub19Vxl8W141Sk6TOES6WgRD06Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T01:11:14.999031Z"},"content_sha256":"9ca9de3aacb23d04f68b20d7fa71d9e06de82e1265b058099eb689101597610c","schema_version":"1.0","event_id":"sha256:9ca9de3aacb23d04f68b20d7fa71d9e06de82e1265b058099eb689101597610c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:6IATBF76UUIQAXIOHIQFS6FHI6","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Time dependence of partition into spectators and participants in relativistic heavy-ion collisions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"D. Anchishkin, L.P. Csernai, V. Vovchenko","submitted_at":"2014-07-17T11:50:34Z","abstract_excerpt":"The process of formation of the participant system in heavy-ion collisions is investigated in the framework of a simplified analytic Glauber-like model, which is based on the relativistic Boltzmann transport equation. The key point lies in the time-dependent partition of the nucleon system into two groups: nucleons, which did not take part in any interaction before a given time and nucleons, which already have interacted. In the framework of the proposed model we introduce a natural energy-dependent temporal scale $t_c$, which allows us to remove all dependencies of the model on the collision "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.4644","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":"2026-05-18T02:39:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4U5iQP4pJFa038bZ9Mi0a8Qtomz7POLdoIhpKnNTVbhcOQSrlnPA7MVaK7XPaZmqPuxb6jsuixvYZLN1f5nHBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T01:11:14.999696Z"},"content_sha256":"943361e17a384234d7de87080cdf6906d62c408eafe8be79167c9f7e0b79382b","schema_version":"1.0","event_id":"sha256:943361e17a384234d7de87080cdf6906d62c408eafe8be79167c9f7e0b79382b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6IATBF76UUIQAXIOHIQFS6FHI6/bundle.json","state_url":"https://pith.science/pith/6IATBF76UUIQAXIOHIQFS6FHI6/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6IATBF76UUIQAXIOHIQFS6FHI6/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":"2026-05-24T01:11:15Z","links":{"resolver":"https://pith.science/pith/6IATBF76UUIQAXIOHIQFS6FHI6","bundle":"https://pith.science/pith/6IATBF76UUIQAXIOHIQFS6FHI6/bundle.json","state":"https://pith.science/pith/6IATBF76UUIQAXIOHIQFS6FHI6/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6IATBF76UUIQAXIOHIQFS6FHI6/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:6IATBF76UUIQAXIOHIQFS6FHI6","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":"ef6671409587ae600212038873627f62e579ddedcb720e1e2d545596c6b1d690","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-17T11:50:34Z","title_canon_sha256":"3d03b394c240496a7c5c2feb50cd4328a6b00fadbea891022a24bb70914d7f5f"},"schema_version":"1.0","source":{"id":"1407.4644","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.4644","created_at":"2026-05-18T02:39:08Z"},{"alias_kind":"arxiv_version","alias_value":"1407.4644v2","created_at":"2026-05-18T02:39:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.4644","created_at":"2026-05-18T02:39:08Z"},{"alias_kind":"pith_short_12","alias_value":"6IATBF76UUIQ","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_16","alias_value":"6IATBF76UUIQAXIO","created_at":"2026-05-18T12:28:16Z"},{"alias_kind":"pith_short_8","alias_value":"6IATBF76","created_at":"2026-05-18T12:28:16Z"}],"graph_snapshots":[{"event_id":"sha256:943361e17a384234d7de87080cdf6906d62c408eafe8be79167c9f7e0b79382b","target":"graph","created_at":"2026-05-18T02:39:08Z","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 process of formation of the participant system in heavy-ion collisions is investigated in the framework of a simplified analytic Glauber-like model, which is based on the relativistic Boltzmann transport equation. The key point lies in the time-dependent partition of the nucleon system into two groups: nucleons, which did not take part in any interaction before a given time and nucleons, which already have interacted. In the framework of the proposed model we introduce a natural energy-dependent temporal scale $t_c$, which allows us to remove all dependencies of the model on the collision ","authors_text":"D. Anchishkin, L.P. Csernai, V. Vovchenko","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-17T11:50:34Z","title":"Time dependence of partition into spectators and participants in relativistic heavy-ion collisions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.4644","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":"sha256:9ca9de3aacb23d04f68b20d7fa71d9e06de82e1265b058099eb689101597610c","target":"record","created_at":"2026-05-18T02:39:08Z","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":"ef6671409587ae600212038873627f62e579ddedcb720e1e2d545596c6b1d690","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2014-07-17T11:50:34Z","title_canon_sha256":"3d03b394c240496a7c5c2feb50cd4328a6b00fadbea891022a24bb70914d7f5f"},"schema_version":"1.0","source":{"id":"1407.4644","kind":"arxiv","version":2}},"canonical_sha256":"f2013097fea511005d0e3a205978a747b86230eeb74ceb15b2d0882086e3106e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2013097fea511005d0e3a205978a747b86230eeb74ceb15b2d0882086e3106e","first_computed_at":"2026-05-18T02:39:08.612438Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:39:08.612438Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z7OYviSysWWmFqom4VpONPtNfJSdvw0lkkmixFdtWY+xT+INp631iDBoUgidL3FwzcKRe2G8ORXUmLS4FSK8Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:39:08.613067Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.4644","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9ca9de3aacb23d04f68b20d7fa71d9e06de82e1265b058099eb689101597610c","sha256:943361e17a384234d7de87080cdf6906d62c408eafe8be79167c9f7e0b79382b"],"state_sha256":"629b07f26702668845328f9e18482a8246d82fb1700735e6e6232fc639bafacd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hR0Io3kIxVwtGZCv+1ToEwcYvI18Osipz+8W3Pjly5SRkl5HybaRYyofd4k3yQuZdozij1+rRRsMXLpb7IQcAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T01:11:15.003511Z","bundle_sha256":"6bdd921d838ea8571301d012be15e6eeeff068ca3f744192b9b1d51bc67bee0b"}}