{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:6LRKCYII4HVHNRM6NB73RBTL4T","short_pith_number":"pith:6LRKCYII","canonical_record":{"source":{"id":"1803.04123","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-03-12T06:01:13Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"cbfee6928019a505f7206448c01a0b733b18c4079105244a21ff271f5321f070","abstract_canon_sha256":"781ad485ed8c38cfa4a6173e60d7dc0f31746d40d020fcf64e10ee3428985add"},"schema_version":"1.0"},"canonical_sha256":"f2e2a16108e1ea76c59e687fb8866be4f26f3323413f9feb66cdfba242d1ff55","source":{"kind":"arxiv","id":"1803.04123","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.04123","created_at":"2026-05-18T00:21:32Z"},{"alias_kind":"arxiv_version","alias_value":"1803.04123v1","created_at":"2026-05-18T00:21:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.04123","created_at":"2026-05-18T00:21:32Z"},{"alias_kind":"pith_short_12","alias_value":"6LRKCYII4HVH","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6LRKCYII4HVHNRM6","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6LRKCYII","created_at":"2026-05-18T12:32:11Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:6LRKCYII4HVHNRM6NB73RBTL4T","target":"record","payload":{"canonical_record":{"source":{"id":"1803.04123","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-03-12T06:01:13Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"cbfee6928019a505f7206448c01a0b733b18c4079105244a21ff271f5321f070","abstract_canon_sha256":"781ad485ed8c38cfa4a6173e60d7dc0f31746d40d020fcf64e10ee3428985add"},"schema_version":"1.0"},"canonical_sha256":"f2e2a16108e1ea76c59e687fb8866be4f26f3323413f9feb66cdfba242d1ff55","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:32.582448Z","signature_b64":"5jp9AwFYn7tKP+CV3l6Wx/S8Lwwu/2QkMYAuSYs3vL+1Dyr76pTwxGA0ABJy9zfD+vNsL1uvHzxbDqubMtxUAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f2e2a16108e1ea76c59e687fb8866be4f26f3323413f9feb66cdfba242d1ff55","last_reissued_at":"2026-05-18T00:21:32.581767Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:32.581767Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.04123","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":"2026-05-18T00:21:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pKz7UGU0sfq+NnszWJAx/x4KS7lzEQ0Cc2sPAnjg83F8/IFg5hc2TFdhtKUC0ysFZ6lA++bMw0fDM79RcWx2CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T16:53:06.341563Z"},"content_sha256":"7af9c9db446431e5c3280e98fdea67ba677ae28b06ba8ded2dedc9b9bd899fa3","schema_version":"1.0","event_id":"sha256:7af9c9db446431e5c3280e98fdea67ba677ae28b06ba8ded2dedc9b9bd899fa3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:6LRKCYII4HVHNRM6NB73RBTL4T","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Characterization of quark gluon plasma as seen through the energy loss of heavy quarks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Ashik Ikbal Sheikh, Zubayer Ahammed","submitted_at":"2018-03-12T06:01:13Z","abstract_excerpt":"The shear viscosity to entropy density ratio ({\\eta}/s) of quark gluon plasma produced in ultra- relativistic heavy-ion collisions has been studied from the energy loss of heavy quarks in QGP medium. We have also studied the bulk viscosity to entropy density ratio ({\\zeta}/s) and fluidity measure(F) of the medium using the obtained {\\eta}/s values. In addition to that, we have estimated the heavy quark bound state potential (V) inside this medium. Our finding of {\\eta}/s agrees well with the results obtained by Lattice QCD (LQCD) and functional renormalization group technique."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.04123","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":"2026-05-18T00:21:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SMdnBBNECUB+mIUV9RSRL22FcikN+8F4oqAmuuJVnDT0/et3jTlrcVFlOrr++Gh4Gw4l4ogshiwoK5wjVVt+CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T16:53:06.342192Z"},"content_sha256":"39c39932d4b8293fb0d3c77caad4b940a4b54a8e75d44ce03463fcac6a73f9ff","schema_version":"1.0","event_id":"sha256:39c39932d4b8293fb0d3c77caad4b940a4b54a8e75d44ce03463fcac6a73f9ff"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6LRKCYII4HVHNRM6NB73RBTL4T/bundle.json","state_url":"https://pith.science/pith/6LRKCYII4HVHNRM6NB73RBTL4T/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6LRKCYII4HVHNRM6NB73RBTL4T/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":"2026-05-30T16:53:06Z","links":{"resolver":"https://pith.science/pith/6LRKCYII4HVHNRM6NB73RBTL4T","bundle":"https://pith.science/pith/6LRKCYII4HVHNRM6NB73RBTL4T/bundle.json","state":"https://pith.science/pith/6LRKCYII4HVHNRM6NB73RBTL4T/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6LRKCYII4HVHNRM6NB73RBTL4T/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:6LRKCYII4HVHNRM6NB73RBTL4T","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":"781ad485ed8c38cfa4a6173e60d7dc0f31746d40d020fcf64e10ee3428985add","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-03-12T06:01:13Z","title_canon_sha256":"cbfee6928019a505f7206448c01a0b733b18c4079105244a21ff271f5321f070"},"schema_version":"1.0","source":{"id":"1803.04123","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.04123","created_at":"2026-05-18T00:21:32Z"},{"alias_kind":"arxiv_version","alias_value":"1803.04123v1","created_at":"2026-05-18T00:21:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.04123","created_at":"2026-05-18T00:21:32Z"},{"alias_kind":"pith_short_12","alias_value":"6LRKCYII4HVH","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_16","alias_value":"6LRKCYII4HVHNRM6","created_at":"2026-05-18T12:32:11Z"},{"alias_kind":"pith_short_8","alias_value":"6LRKCYII","created_at":"2026-05-18T12:32:11Z"}],"graph_snapshots":[{"event_id":"sha256:39c39932d4b8293fb0d3c77caad4b940a4b54a8e75d44ce03463fcac6a73f9ff","target":"graph","created_at":"2026-05-18T00:21:32Z","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 shear viscosity to entropy density ratio ({\\eta}/s) of quark gluon plasma produced in ultra- relativistic heavy-ion collisions has been studied from the energy loss of heavy quarks in QGP medium. We have also studied the bulk viscosity to entropy density ratio ({\\zeta}/s) and fluidity measure(F) of the medium using the obtained {\\eta}/s values. In addition to that, we have estimated the heavy quark bound state potential (V) inside this medium. Our finding of {\\eta}/s agrees well with the results obtained by Lattice QCD (LQCD) and functional renormalization group technique.","authors_text":"Ashik Ikbal Sheikh, Zubayer Ahammed","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-03-12T06:01:13Z","title":"Characterization of quark gluon plasma as seen through the energy loss of heavy quarks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.04123","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":"sha256:7af9c9db446431e5c3280e98fdea67ba677ae28b06ba8ded2dedc9b9bd899fa3","target":"record","created_at":"2026-05-18T00:21:32Z","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":"781ad485ed8c38cfa4a6173e60d7dc0f31746d40d020fcf64e10ee3428985add","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2018-03-12T06:01:13Z","title_canon_sha256":"cbfee6928019a505f7206448c01a0b733b18c4079105244a21ff271f5321f070"},"schema_version":"1.0","source":{"id":"1803.04123","kind":"arxiv","version":1}},"canonical_sha256":"f2e2a16108e1ea76c59e687fb8866be4f26f3323413f9feb66cdfba242d1ff55","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f2e2a16108e1ea76c59e687fb8866be4f26f3323413f9feb66cdfba242d1ff55","first_computed_at":"2026-05-18T00:21:32.581767Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:21:32.581767Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"5jp9AwFYn7tKP+CV3l6Wx/S8Lwwu/2QkMYAuSYs3vL+1Dyr76pTwxGA0ABJy9zfD+vNsL1uvHzxbDqubMtxUAA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:21:32.582448Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.04123","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7af9c9db446431e5c3280e98fdea67ba677ae28b06ba8ded2dedc9b9bd899fa3","sha256:39c39932d4b8293fb0d3c77caad4b940a4b54a8e75d44ce03463fcac6a73f9ff"],"state_sha256":"1cc022051bd3e6b44ed3984a84c2d41b1b4e6e356210c380342869d297165efb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NDHFieCoDDpx16Wa/yKWZ20kx2jcwOsaZ9F9l8+U/0MZsH6HZWwIP8KuRoBkjSOt+lygiZdh3AW1bn4Y5khrBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T16:53:06.345515Z","bundle_sha256":"b84f32a3bfe9937407a493334b1b3d424804b7990cfeb171375d525e7167f81a"}}