{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:BDNSXXCCSGZMTCYF5BCV2UOG4F","short_pith_number":"pith:BDNSXXCC","canonical_record":{"source":{"id":"1407.8158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-30T19:03:05Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"a078ac1de16b4b27772b36a20935ea565befb6e9296de50dc832e7e7d5f74eb3","abstract_canon_sha256":"2dbd33b8b0e5ae30bd8ccd641ea38dae10c5e197457d278938a4571c98d8ae03"},"schema_version":"1.0"},"canonical_sha256":"08db2bdc4291b2c98b05e8455d51c6e14ca6e08f338cf4d4073c068ceef2b4c6","source":{"kind":"arxiv","id":"1407.8158","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.8158","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"arxiv_version","alias_value":"1407.8158v1","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.8158","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"pith_short_12","alias_value":"BDNSXXCCSGZM","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"BDNSXXCCSGZMTCYF","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"BDNSXXCC","created_at":"2026-05-18T12:28:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:BDNSXXCCSGZMTCYF5BCV2UOG4F","target":"record","payload":{"canonical_record":{"source":{"id":"1407.8158","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-30T19:03:05Z","cross_cats_sorted":["nucl-th"],"title_canon_sha256":"a078ac1de16b4b27772b36a20935ea565befb6e9296de50dc832e7e7d5f74eb3","abstract_canon_sha256":"2dbd33b8b0e5ae30bd8ccd641ea38dae10c5e197457d278938a4571c98d8ae03"},"schema_version":"1.0"},"canonical_sha256":"08db2bdc4291b2c98b05e8455d51c6e14ca6e08f338cf4d4073c068ceef2b4c6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:27.204869Z","signature_b64":"/A5m0Lt9kEpOj6z0VTuJk5Nx9zkh+7ZectFTiyxTEvbr4vyixzakOz+B6TmPCtOzQTObcvunqxw27Z07E5XtDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"08db2bdc4291b2c98b05e8455d51c6e14ca6e08f338cf4d4073c068ceef2b4c6","last_reissued_at":"2026-05-18T01:42:27.204355Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:27.204355Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1407.8158","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":"2026-05-18T01:42:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3xf2HfyhXD4oL6TN5XCmFRxwvVMj4yvkW0R+E2hnk+5xSfCcGZiiuL1cN/LiUrj/KU9p7mSiuEMqeOWGfbFDDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:20:58.247662Z"},"content_sha256":"7cfda2eb98d99321a957f60323698cf02aab3cc64fe2a5ba110b6e3bc1b91986","schema_version":"1.0","event_id":"sha256:7cfda2eb98d99321a957f60323698cf02aab3cc64fe2a5ba110b6e3bc1b91986"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:BDNSXXCCSGZMTCYF5BCV2UOG4F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Soft photon production from real-time dynamics of jet fragmentation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nucl-th"],"primary_cat":"hep-ph","authors_text":"Dmitri E. Kharzeev, Frasher Loshaj","submitted_at":"2014-07-30T19:03:05Z","abstract_excerpt":"Soft photons produced in heavy ion collisions are an important tool for probing the properties of the quark-gluon plasma. It is therefore crucial to understand the background - soft photons produced in elementary collisions. Low theorem states that soft photon production in hadron collisions is dominated by Bremsstrahlung off charged initial and final state hadrons. Surprisingly, almost every experiment observed an enhancement (by a factor of $2\\div 5$) above Low theorem's prediction. This is the longstanding puzzle of \"anomalous soft photon production.\" The phenomenon is not observed in proce"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.8158","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":"2026-05-18T01:42:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"KLz2Op0E6dLCH4yZhu5CkTc/sgCYtr2Wbv1sFF98jz6rIqi14tkVNcwJfgzucnVfz6H1VOClA09X6yPaoJ+VBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T21:20:58.248065Z"},"content_sha256":"7c789d147e7023da8607ac3df2d0fa12ba2efea6924800e0ceb39769200e30c4","schema_version":"1.0","event_id":"sha256:7c789d147e7023da8607ac3df2d0fa12ba2efea6924800e0ceb39769200e30c4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F/bundle.json","state_url":"https://pith.science/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F/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":"2026-05-25T21:20:58Z","links":{"resolver":"https://pith.science/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F","bundle":"https://pith.science/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F/bundle.json","state":"https://pith.science/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BDNSXXCCSGZMTCYF5BCV2UOG4F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:BDNSXXCCSGZMTCYF5BCV2UOG4F","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":"2dbd33b8b0e5ae30bd8ccd641ea38dae10c5e197457d278938a4571c98d8ae03","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-30T19:03:05Z","title_canon_sha256":"a078ac1de16b4b27772b36a20935ea565befb6e9296de50dc832e7e7d5f74eb3"},"schema_version":"1.0","source":{"id":"1407.8158","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1407.8158","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"arxiv_version","alias_value":"1407.8158v1","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1407.8158","created_at":"2026-05-18T01:42:27Z"},{"alias_kind":"pith_short_12","alias_value":"BDNSXXCCSGZM","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_16","alias_value":"BDNSXXCCSGZMTCYF","created_at":"2026-05-18T12:28:22Z"},{"alias_kind":"pith_short_8","alias_value":"BDNSXXCC","created_at":"2026-05-18T12:28:22Z"}],"graph_snapshots":[{"event_id":"sha256:7c789d147e7023da8607ac3df2d0fa12ba2efea6924800e0ceb39769200e30c4","target":"graph","created_at":"2026-05-18T01:42:27Z","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":"Soft photons produced in heavy ion collisions are an important tool for probing the properties of the quark-gluon plasma. It is therefore crucial to understand the background - soft photons produced in elementary collisions. Low theorem states that soft photon production in hadron collisions is dominated by Bremsstrahlung off charged initial and final state hadrons. Surprisingly, almost every experiment observed an enhancement (by a factor of $2\\div 5$) above Low theorem's prediction. This is the longstanding puzzle of \"anomalous soft photon production.\" The phenomenon is not observed in proce","authors_text":"Dmitri E. Kharzeev, Frasher Loshaj","cross_cats":["nucl-th"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-30T19:03:05Z","title":"Soft photon production from real-time dynamics of jet fragmentation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1407.8158","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":"sha256:7cfda2eb98d99321a957f60323698cf02aab3cc64fe2a5ba110b6e3bc1b91986","target":"record","created_at":"2026-05-18T01:42:27Z","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":"2dbd33b8b0e5ae30bd8ccd641ea38dae10c5e197457d278938a4571c98d8ae03","cross_cats_sorted":["nucl-th"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"hep-ph","submitted_at":"2014-07-30T19:03:05Z","title_canon_sha256":"a078ac1de16b4b27772b36a20935ea565befb6e9296de50dc832e7e7d5f74eb3"},"schema_version":"1.0","source":{"id":"1407.8158","kind":"arxiv","version":1}},"canonical_sha256":"08db2bdc4291b2c98b05e8455d51c6e14ca6e08f338cf4d4073c068ceef2b4c6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"08db2bdc4291b2c98b05e8455d51c6e14ca6e08f338cf4d4073c068ceef2b4c6","first_computed_at":"2026-05-18T01:42:27.204355Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:42:27.204355Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"/A5m0Lt9kEpOj6z0VTuJk5Nx9zkh+7ZectFTiyxTEvbr4vyixzakOz+B6TmPCtOzQTObcvunqxw27Z07E5XtDA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:42:27.204869Z","signed_message":"canonical_sha256_bytes"},"source_id":"1407.8158","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7cfda2eb98d99321a957f60323698cf02aab3cc64fe2a5ba110b6e3bc1b91986","sha256:7c789d147e7023da8607ac3df2d0fa12ba2efea6924800e0ceb39769200e30c4"],"state_sha256":"55d3069b71c34515ffce1b9465bf963357baca1acb14898649feba927545da8c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ur3NQiFG+evCdCwcc0NxP7UrmfRVQi+Q8t0geQMAbyWTu5TBL3Dl9NallE+hqhU269ixqpO2L0qtg5ajT7I2Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T21:20:58.251155Z","bundle_sha256":"a0f5a04db219da2d66617f1e78a3c9ea3eafa235140383383b97a860be89ee68"}}