{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:BPICINR5BTH2IMXLW2JQ3ETDYW","short_pith_number":"pith:BPICINR5","canonical_record":{"source":{"id":"1807.07191","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-07-19T00:12:19Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"9f52b18cd678c44e09950cc41b8817c0f33010867f4b7e9249f19b0d547a61e9","abstract_canon_sha256":"da23860393570cd64b6be81ab0f6c19d8924d25a578da03a710d019d2ab02498"},"schema_version":"1.0"},"canonical_sha256":"0bd024363d0ccfa432ebb6930d9263c5879b2da9e3134c4973f10d89890642e8","source":{"kind":"arxiv","id":"1807.07191","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.07191","created_at":"2026-05-17T23:55:42Z"},{"alias_kind":"arxiv_version","alias_value":"1807.07191v2","created_at":"2026-05-17T23:55:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.07191","created_at":"2026-05-17T23:55:42Z"},{"alias_kind":"pith_short_12","alias_value":"BPICINR5BTH2","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BPICINR5BTH2IMXL","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BPICINR5","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:BPICINR5BTH2IMXLW2JQ3ETDYW","target":"record","payload":{"canonical_record":{"source":{"id":"1807.07191","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-07-19T00:12:19Z","cross_cats_sorted":["hep-ph"],"title_canon_sha256":"9f52b18cd678c44e09950cc41b8817c0f33010867f4b7e9249f19b0d547a61e9","abstract_canon_sha256":"da23860393570cd64b6be81ab0f6c19d8924d25a578da03a710d019d2ab02498"},"schema_version":"1.0"},"canonical_sha256":"0bd024363d0ccfa432ebb6930d9263c5879b2da9e3134c4973f10d89890642e8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:42.714432Z","signature_b64":"PDU8Dh39buvgJc1tyQlM8UcTRWQxCldPOfIDoCxGdylfqkbkIWuGuDtdLRk50OHxShnawWzb+VoyW51jAnC2Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0bd024363d0ccfa432ebb6930d9263c5879b2da9e3134c4973f10d89890642e8","last_reissued_at":"2026-05-17T23:55:42.713973Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:42.713973Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1807.07191","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":"2026-05-17T23:55:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4Vhlv4m46r8mVP3vMB68rpm4MqzZqgJNDO0alRHDjDX7Ayb6BWmnv7M0paAbEu9GdrRHANfEfxC53LdAPFtHDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T02:24:39.082698Z"},"content_sha256":"63b7fdc682974d44ead2e5af2f16b12dd27bb9bb6fca1600909cabc8ce2a7ee7","schema_version":"1.0","event_id":"sha256:63b7fdc682974d44ead2e5af2f16b12dd27bb9bb6fca1600909cabc8ce2a7ee7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:BPICINR5BTH2IMXLW2JQ3ETDYW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Small system studies: A theory overview","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-ph"],"primary_cat":"nucl-th","authors_text":"Michael Strickland","submitted_at":"2018-07-19T00:12:19Z","abstract_excerpt":"There is now a substantial body of evidence that a deconfined quark-gluon plasma is created in ultrarelativistic collisions of heavy nuclei. Some key observables which are used to gauge the production of the quark-gluon plasma are the hadronic spectra and multiplicities across many species, azimuthal anisotropies in the production of various hadrons, jet quenching, photon/dilepton production, and heavy quarkonium suppression. A key question in the study of the quark-gluon plasma is what happens to these observables as one changes the system size. In particular, it is very interesting to study "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.07191","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":"2026-05-17T23:55:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hE71eD34TAKoK6hf0G6+u9H3WBe9vzG+i3E4kBFOrw/mBBRKHV9xHMzm/hjZBPg9YUcy+M240b2MciY29A83Bg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T02:24:39.083387Z"},"content_sha256":"59c2601b439a198d6910c2afa765b69b9e47c3e2511fbed086ab1d0f54ba0aa3","schema_version":"1.0","event_id":"sha256:59c2601b439a198d6910c2afa765b69b9e47c3e2511fbed086ab1d0f54ba0aa3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BPICINR5BTH2IMXLW2JQ3ETDYW/bundle.json","state_url":"https://pith.science/pith/BPICINR5BTH2IMXLW2JQ3ETDYW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BPICINR5BTH2IMXLW2JQ3ETDYW/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":"2026-06-11T02:24:39Z","links":{"resolver":"https://pith.science/pith/BPICINR5BTH2IMXLW2JQ3ETDYW","bundle":"https://pith.science/pith/BPICINR5BTH2IMXLW2JQ3ETDYW/bundle.json","state":"https://pith.science/pith/BPICINR5BTH2IMXLW2JQ3ETDYW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BPICINR5BTH2IMXLW2JQ3ETDYW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:BPICINR5BTH2IMXLW2JQ3ETDYW","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":"da23860393570cd64b6be81ab0f6c19d8924d25a578da03a710d019d2ab02498","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-07-19T00:12:19Z","title_canon_sha256":"9f52b18cd678c44e09950cc41b8817c0f33010867f4b7e9249f19b0d547a61e9"},"schema_version":"1.0","source":{"id":"1807.07191","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1807.07191","created_at":"2026-05-17T23:55:42Z"},{"alias_kind":"arxiv_version","alias_value":"1807.07191v2","created_at":"2026-05-17T23:55:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.07191","created_at":"2026-05-17T23:55:42Z"},{"alias_kind":"pith_short_12","alias_value":"BPICINR5BTH2","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"BPICINR5BTH2IMXL","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"BPICINR5","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:59c2601b439a198d6910c2afa765b69b9e47c3e2511fbed086ab1d0f54ba0aa3","target":"graph","created_at":"2026-05-17T23:55:42Z","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":"There is now a substantial body of evidence that a deconfined quark-gluon plasma is created in ultrarelativistic collisions of heavy nuclei. Some key observables which are used to gauge the production of the quark-gluon plasma are the hadronic spectra and multiplicities across many species, azimuthal anisotropies in the production of various hadrons, jet quenching, photon/dilepton production, and heavy quarkonium suppression. A key question in the study of the quark-gluon plasma is what happens to these observables as one changes the system size. In particular, it is very interesting to study ","authors_text":"Michael Strickland","cross_cats":["hep-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-07-19T00:12:19Z","title":"Small system studies: A theory overview"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.07191","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":"sha256:63b7fdc682974d44ead2e5af2f16b12dd27bb9bb6fca1600909cabc8ce2a7ee7","target":"record","created_at":"2026-05-17T23:55:42Z","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":"da23860393570cd64b6be81ab0f6c19d8924d25a578da03a710d019d2ab02498","cross_cats_sorted":["hep-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"nucl-th","submitted_at":"2018-07-19T00:12:19Z","title_canon_sha256":"9f52b18cd678c44e09950cc41b8817c0f33010867f4b7e9249f19b0d547a61e9"},"schema_version":"1.0","source":{"id":"1807.07191","kind":"arxiv","version":2}},"canonical_sha256":"0bd024363d0ccfa432ebb6930d9263c5879b2da9e3134c4973f10d89890642e8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0bd024363d0ccfa432ebb6930d9263c5879b2da9e3134c4973f10d89890642e8","first_computed_at":"2026-05-17T23:55:42.713973Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:42.713973Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"PDU8Dh39buvgJc1tyQlM8UcTRWQxCldPOfIDoCxGdylfqkbkIWuGuDtdLRk50OHxShnawWzb+VoyW51jAnC2Bg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:42.714432Z","signed_message":"canonical_sha256_bytes"},"source_id":"1807.07191","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:63b7fdc682974d44ead2e5af2f16b12dd27bb9bb6fca1600909cabc8ce2a7ee7","sha256:59c2601b439a198d6910c2afa765b69b9e47c3e2511fbed086ab1d0f54ba0aa3"],"state_sha256":"eabcdd210c22906aae79cf401a4be8cac2642ef95fdb30c42dae65ffd16a58f9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9HgGQvGZkncws6tcDLO2Tq1UTKiaQ/WQKh/FMxNtKVz1HEMot/hJrPV/bv1pte7lWjeCZxbYvbhPkeJSgplNAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T02:24:39.087226Z","bundle_sha256":"e932c5aa55e3705d7aec4fe1fecc61af31f3a4f9c91ff6d2888ea2b3895e26e9"}}